DRI_DIRS = @DRI_DIRS@
WINDOW_SYSTEM = @WINDOW_SYSTEM@
EGL_DISPLAYS = @EGL_DISPLAYS@
-USING_EGL = @USING_EGL@
# Dependencies
X11_INCLUDES = @X11_INCLUDES@
PROGRAM_DIRS = demos redbook samples glsl objviewer xdemos
# EGL drivers to build
-EGL_DRIVERS_DIRS = demo
+EGL_DRIVERS_DIRS = glx
# Gallium directories and
GALLIUM_DIRS = auxiliary drivers state_trackers
GALLIUM_AUXILIARIES = $(TOP)/src/gallium/auxiliary/libgallium.a
GALLIUM_DRIVERS_DIRS = softpipe failover svga i915 i965 r300 trace identity
GALLIUM_DRIVERS = $(foreach DIR,$(GALLIUM_DRIVERS_DIRS),$(TOP)/src/gallium/drivers/$(DIR)/lib$(DIR).a)
-GALLIUM_WINSYS_DIRS = xlib egl_xlib
-GALLIUM_WINSYS_DRM_DIRS =
+GALLIUM_WINSYS_DIRS = drm xlib
+GALLIUM_WINSYS_DRM_DIRS = swrast
GALLIUM_STATE_TRACKERS_DIRS = glx
# native displays EGL should support
PROGRAM_DIRS := egl $(PROGRAM_DIRS)
# EGL directories
-EGL_DRIVERS_DIRS = demo glx
+EGL_DRIVERS_DIRS = glx
DRIVER_DIRS = dri
WINDOW_SYSTEM = dri
GL_LIB_DEPS = $(EXTRA_LIB_PATH) -lX11 -lXext -lXxf86vm -lm -lpthread -ldl \
$(LIBDRM_LIB) $(shell pkg-config --libs xcb) $(shell pkg-config --libs x11-xcb) $(shell pkg-config --libs xcb-glx)
-
-# This is now 0 by default since it seems to confuse the hell out of people
-# and generate a lot of extra noise on bugzilla. If you need to build with
-# EGL, do 'make linux-dri USING_EGL=1'
-
-USING_EGL=0
-
-# Directories
-ifeq ($(USING_EGL), 1)
-SRC_DIRS = egl glx/x11 gallium mesa glu glut/glx glew glw
-PROGRAM_DIRS = egl
-else
SRC_DIRS = glx/x11 gallium mesa glu glut/glx glew glw
PROGRAM_DIRS = xdemos
-endif
DRIVER_DIRS = dri
WINDOW_SYSTEM=dri
$(LIBDRM_LIB)
-# This is now 0 by default since it seems to confuse the hell out of people
-# and generate a lot of extra noise on bugzilla. If you need to build with
-# EGL, do 'make linux-dri USING_EGL=1'
-
-USING_EGL=0
-
# Directories
SRC_DIRS = gallium mesa gallium/winsys glu egl
PROGRAM_DIRS = egl
SRC_DIRS = egl glsl mesa/es gallium gallium/winsys
PROGRAM_DIRS = es1/screen es1/xegl es2/xegl
+# egl st needs this
+DEFINES += -DGLX_DIRECT_RENDERING
+
# no mesa or egl drivers
DRIVER_DIRS =
EGL_DRIVERS_DIRS =
GALLIUM_DRIVERS_DIRS = softpipe
-# build egl_softpipe.so
-GALLIUM_WINSYS_DIRS = egl_xlib
-# and libGLES*.so
+# build libGLES*.so
GALLIUM_STATE_TRACKERS_DIRS = es
-# build egl_i915.so
+# build egl_x11_{swrast,i915}.so
GALLIUM_DRIVERS_DIRS += trace i915
GALLIUM_STATE_TRACKERS_DIRS += egl
GALLIUM_WINSYS_DIRS += drm
-GALLIUM_WINSYS_DRM_DIRS = intel
+GALLIUM_WINSYS_DRM_DIRS += intel swrast
;;
esac
-dnl Just default to no EGL for now
-USING_EGL=0
-AC_SUBST([USING_EGL])
-
dnl Set DRI_DIRS, DEFINES and LIB_DEPS
if test "$mesa_driver" = dri; then
# Use TLS in GLX?
DEFINES="$DEFINES -DGLX_USE_TLS -DPTHREADS"
fi
- if test "x$USING_EGL" = x1; then
- PROGRAM_DIRS="egl"
- fi
-
# Platform specific settings and drivers to build
case "$host_os" in
linux*)
dri)
GALLIUM_STATE_TRACKERS_DIRS="dri"
if test "x$enable_egl" = xyes; then
- GALLIUM_STATE_TRACKERS_DIRS="$GALLIUM_STATE_TRACKERS_DIRS egl egl_g3d"
+ GALLIUM_STATE_TRACKERS_DIRS="$GALLIUM_STATE_TRACKERS_DIRS egl"
fi
# Have only tested st/xorg on 1.6.0 servers
PKG_CHECK_MODULES(XORG, [xorg-server >= 1.6.0],
# verify the requested driver directories exist
egl_displays=`IFS=', '; echo $with_egl_displays`
for dpy in $egl_displays; do
- test -d "$srcdir/src/gallium/state_trackers/egl_g3d/$dpy" || \
+ test -d "$srcdir/src/gallium/state_trackers/egl/$dpy" || \
AC_MSG_ERROR([EGL display '$dpy' does't exist])
done
EGL_DISPLAYS="$egl_displays"
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS nouveau nv04 nv10 nv20 nv30 nv40 nv50"
fi
+dnl
+dnl Gallium swrast configuration
+dnl
+AC_ARG_ENABLE([gallium-swrast],
+ [AS_HELP_STRING([--enable-gallium-swrast],
+ [build gallium swrast @<:@default=disabled@:>@])],
+ [enable_gallium_swrast="$enableval"],
+ [enable_gallium_swrast=auto])
+if test "x$enable_gallium_swrast" = xyes; then
+ GALLIUM_WINSYS_DRM_DIRS="$GALLIUM_WINSYS_DRM_DIRS swrast"
+fi
+
dnl prepend CORE_DIRS to SRC_DIRS
SRC_DIRS="$CORE_DIRS $SRC_DIRS"
the Gallium driver for your hardware. For example</p>
<pre>
- $ ./configure --with-state-trackers=egl_g3d,es,vega --enable-gallium-intel
+ $ ./configure --with-state-trackers=egl,es,vega --enable-gallium-intel
</pre>
-<p>The main library will be enabled by default. The <code>egl_g3d</code> state
+<p>The main library will be enabled by default. The <code>egl</code> state
tracker is needed by a number of EGL drivers. EGL drivers will be covered
later. The <a href="opengles.html">es state tracker</a> provides OpenGL ES 1.x
and 2.x and the <a href="openvg.html">vega state tracker</a> provides OpenVG
<p>The argument is a comma separated string. It is usually used to specify the
rendering APIs, like OpenGL ES or OpenVG, to build. But it should be noted
-that a number of EGL drivers depend on the <code>egl_g3d</code> state tracker.
-They will <em>not</em> be built without the <code>egl_g3d</code> state
-tracker.</p>
+that a number of EGL drivers depend on the <code>egl</code> state tracker.
+They will <em>not</em> be built without the <code>egl</code> state tracker.</p>
+
+</li>
+
+<li><code>--enable-gallium-swrast</code>
+
+<p>This option is not specific to EGL. But if there is no driver for your
+hardware, or you are experiencing problems with the hardware driver, you can
+enable the swrast DRM driver. It is a dummy driver and EGL will fallback to
+software rendering automatically.</p>
</li>
</ul>
<p>Gallium EGL drivers supports all rendering APIs specified in EGL 1.4. The
support for optional EGL functions and EGL extensions is usually more complete
-than the classic ones. These drivers depend on the <code>egl_g3d</code> state
+than the classic ones. These drivers depend on the <code>egl</code> state
tracker to build. The available drivers are</p>
<ul>
<li><code>egl_<dpy>_i965</code></li>
<li><code>egl_<dpy>_radeon</code></li>
<li><code>egl_<dpy>_nouveau</code></li>
+<li><code>egl_<dpy>_swrast</code></li>
<li><code>egl_<dpy>_vmwgfx</code></li>
</ul>
<li><code>egl_xdri</code>
<p>This driver supports the X Window System as its window system. It functions
-as a DRI driver loader. Unlike <code>egl_glx</code>, it has no dependency on
-<code>libGL</code>. It talks to the X server directly using DRI or DRI2
-protocols. It also talks minimal GLX protocol for things like available
-visuals or fbconfigs. With direct access to the DRI drivers, it has the
-potential to support more EGL functions that are not possible with
-<code>egl_glx</code></p>
+as a DRI driver loader and can load DRI/DRI2/DRISW drivers. Unlike
+<code>egl_glx</code>, it has no dependency on <code>libGL</code>. It talks to
+the X server directly using DRI or DRI2 protocols. It also talks minimal GLX
+protocol for things like available visuals or fbconfigs. With direct access to
+the DRI drivers, it has the potential to support more EGL functions that are
+not possible with <code>egl_glx</code>.</p>
</li>
<li><code>egl_dri</code>
<h2>Developers</h2>
The sources of the main library and the classic drivers can be found at
-<code>src/egl/</code>. The sources of the <code>egl_g3d</code> state tracker
-can be found at <code>src/gallium/state_trackers/egl_g3d/</code>.
+<code>src/egl/</code>. The sources of the <code>egl</code> state tracker can
+be found at <code>src/gallium/state_trackers/egl/</code>.
<h3>TODOs</h3>
</p>
<ul>
-<li><a href="https://lists.sourceforge.net/lists/listinfo/mesa3d-announce"
-target="_parent">mesa3d-announce</a> - announcements of new Mesa
-versions are sent to this list.
-</li>
-<br>
<li><a href="https://lists.sourceforge.net/lists/listinfo/mesa3d-users"
-target="_parent">mesa3d-users</a> - intended for users of the Mesa and DRI.
-Newbie questions are appropriate, but please try the general OpenGL
+target="_parent">mesa3d-users</a> - intended for end-users of Mesa and DRI
+drivers. Newbie questions are OK, but please try the general OpenGL
resources and Mesa/DRI documentation first.
</li>
<br>
<li><a href="https://lists.sourceforge.net/lists/listinfo/mesa3d-dev"
-target="_parent">mesa3d-dev</a> - for discussion of Mesa and Direct Rendering
-Infrastructure development. Not for beginners.
+target="_parent">mesa3d-dev</a> - for Mesa, Gallium and DRI development
+discussion. Not for beginners.
</li>
<br>
<li><a href="http://lists.freedesktop.org/mailman/listinfo/mesa-commit"
target="_parent">mesa-commit</a> - relays git check-in messages
(for developers).
+In general, people should not post to this list.
+</li>
<br>
-Note: the old mesa3d-cvs list is no longer in use.
+<li><a href="https://lists.sourceforge.net/lists/listinfo/mesa3d-announce"
+target="_parent">mesa3d-announce</a> - announcements of new Mesa
+versions are sent to this list. Very low traffic.
</li>
</ul>
+<p>
+Follow the links above for list archives.
+</p>
+
<p>For mailing lists about Direct Rendering Modules (drm) in Linux/BSD
-kernels, see <a href="http://dri.freedesktop.org/wiki/MailingLists">wiki</a>.
+kernels, see the
+<a href="http://dri.freedesktop.org/wiki/MailingLists" target="_parent">
+DRI wiki</a>.
+</p>
<p>
-<b>Notice</b>: non-member posts to any of these lists will be automatically
-rejected.
+<b>Notice</b>: You must subscribe to these lists in order to post to them.
</p>
<h2>Build the Libraries</h2>
<ol>
-<li>Run <code>configure</code> with <code>--with-state-trackers=egl_g3d,es</code> and enable the Gallium driver for your hardware.</li>
+<li>Run <code>configure</code> with <code>--with-state-trackers=egl,es</code> and enable the Gallium driver for your hardware.</li>
<li>Build and install Mesa as usual.</li>
</ol>
<h3>Sample build</h3>
A sample build looks as follows:
<pre>
- $ ./configure --with-state-trackers=egl_g3d,vega --enable-gallium-intel
+ $ ./configure --with-state-trackers=egl,vega --enable-gallium-intel
$ make
$ make install
</pre>
<li><b>glslcompiler</b> - a stand-alone GLSL compiler driver
<li>XXX more
</ul>
+ <li><b>es</b> - OpenGL ES overlay, parallelly buildable with the core Mesa
<li><b>math</b> - vertex array translation and transformation code
(not used with Gallium)
<li><b>ppc</b> - Assembly code/optimizations for PPC systems
</ul>
<li><b>state_trackers</b> -
<ul>
- <li><b>dri</b> -
- <li><b>egl</b> -
- <li><b>es</b> -
+ <li><b>dri</b> - Meta state tracker for DRI drivers
+ <li><b>egl</b> - Meta state tracker for EGL drivers
+ <li><b>es</b> - OpenGL ES 1.x and 2.x state trackers
<li><b>g3dvl</b> -
- <li><b>glx</b> -
+ <li><b>glx</b> - Meta state tracker for GLX
<li><b>python</b> -
- <li><b>vega</b> -
+ <li><b>vega</b> - OpenVG 1.x state tracker
<li><b>wgl</b> -
- <li><b>xorg</b> -
+ <li><b>xorg</b> - Meta state tracker for Xorg video drivers
</ul>
<li><b>winsys</b> -
<ul>
<li><b>drm</b> -
- <li><b>egl_xlib</b> -
<li><b>g3dvl</b> -
<li><b>gdi</b> -
<li><b>xlib</b> -
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
-#include <math.h>
/* For debug */
glDeleteLists(gear1, 1);
glDeleteLists(gear2, 1);
glDeleteLists(gear3, 1);
+ glXMakeCurrent(dpy, None, NULL);
glXDestroyContext(dpy, ctx);
XDestroyWindow(dpy, win);
XCloseDisplay(dpy);
static int dimension = 3;
+static float Scale = 1.0;
+
+
int main(int argc, char** argv) {
Display *dpy;
XVisualInfo *vi;
#else
glEnable(GL_POLYGON_OFFSET_FILL);
#endif
+ glScalef(Scale, Scale, Scale);
cubes(mx, my, HIDDEN_LINE);
#ifdef GL_EXT_polygon_offset
glDisable(GL_POLYGON_OFFSET_EXT);
case KeyPress:
(void) XLookupString(&event.xkey, buf, sizeof(buf), &keysym, NULL);
switch (keysym) {
+ case 'Z':
+ Scale *= 1.1;
+ break;
+ case 'z':
+ Scale *= 0.9;
+ break;
case XK_Escape:
exit(EXIT_SUCCESS);
default:
--- /dev/null
+# src/egl/drivers/Makefile.template
+#
+# Drivers should define
+#
+# EGL_DRIVER, the driver name
+# EGL_SOURCES, the driver sources
+# EGL_INCLUDES, the include pathes
+# EGL_CFLAGS, additional CFLAGS
+# EGL_LIBS, additional LIBS
+#
+# before including this template.
+#
+
+
+EGL_DRIVER_PATH = $(TOP)/$(LIB_DIR)/$(EGL_DRIVER)
+EGL_OBJECTS = $(EGL_SOURCES:.c=.o)
+
+
+default: depend $(EGL_DRIVER_PATH)
+
+$(EGL_DRIVER_PATH): $(EGL_DRIVER)
+ $(INSTALL) $< $(TOP)/$(LIB_DIR)
+
+$(EGL_DRIVER): $(EGL_OBJECTS) Makefile $(TOP)/src/egl/drivers/Makefile.template
+ @$(MKLIB) -o $(EGL_DRIVER) -noprefix \
+ -linker '$(CC)' -ldflags '$(LDFLAGS)' \
+ -L$(TOP)/$(LIB_DIR) $(MKLIB_OPTIONS) \
+ $(EGL_OBJECTS) $(EGL_LIBS)
+
+.c.o:
+ $(CC) -c $(EGL_INCLUDES) $(CFLAGS) $(EGL_CFLAGS) $< -o $@
+
+
+install: $(EGL_DRIVER_PATH)
+ $(INSTALL) -d $(DESTDIR)$(INSTALL_LIB_DIR)
+ $(MINSTALL) $(EGL_DRIVER_PATH) $(DESTDIR)$(INSTALL_LIB_DIR)
+
+clean:
+ rm -f $(EGL_DRIVER)
+ rm -f $(EGL_OBJECTS)
+ rm -f depend depend.bak
+
+depend: $(EGL_SOURCES)
+ @ echo "running $(MKDEP)"
+ @ rm -f depend
+ @ touch depend
+ $(MKDEP) $(MKDEP_OPTIONS) $(EGL_INCLUDES) $(EGL_SOURCES) \
+ >/dev/null 2>/dev/null
+
+sinclude depend
+# DO NOT DELETE
+++ /dev/null
-# src/egl/drivers/demo/Makefile
-
-TOP = ../../../..
-include $(TOP)/configs/current
-
-
-INCLUDE_DIRS = -I$(TOP)/include -I$(TOP)/src/egl/main $(X11_INCLUDES)
-
-
-SOURCES = demo.c
-
-OBJECTS = $(SOURCES:.c=.o)
-
-
-.c.o:
- $(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@
-
-
-
-default: $(TOP)/$(LIB_DIR)/demodriver.so
-
-
-$(TOP)/$(LIB_DIR)/demodriver.so: $(OBJECTS)
- $(MKLIB) -o demodriver.so -noprefix -linker '$(CC)' \
- -ldflags '$(LDFLAGS)' -install $(TOP)/$(LIB_DIR) \
- $(OBJECTS)
-
-install:
-
-clean:
- -rm -f *.o
- -rm -f *.so
+++ /dev/null
-/*
- * Sample driver: Demo
- */
-
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include "eglconfig.h"
-#include "eglcontext.h"
-#include "egldisplay.h"
-#include "egldriver.h"
-#include "eglglobals.h"
-#include "eglmode.h"
-#include "eglscreen.h"
-#include "eglsurface.h"
-
-
-/**
- * Demo driver-specific driver class derived from _EGLDriver
- */
-typedef struct demo_driver
-{
- _EGLDriver Base; /* base class/object */
- unsigned DemoStuff;
-} DemoDriver;
-
-#define DEMO_DRIVER(D) ((DemoDriver *) (D))
-
-
-/**
- * Demo driver-specific surface class derived from _EGLSurface
- */
-typedef struct demo_surface
-{
- _EGLSurface Base; /* base class/object */
- unsigned DemoStuff;
-} DemoSurface;
-
-
-/**
- * Demo driver-specific context class derived from _EGLContext
- */
-typedef struct demo_context
-{
- _EGLContext Base; /* base class/object */
- unsigned DemoStuff;
-} DemoContext;
-
-
-
-static EGLBoolean
-demoInitialize(_EGLDriver *drv, _EGLDisplay *disp, EGLint *major, EGLint *minor)
-{
- _EGLScreen *scrn;
- EGLint i;
-
- /* Create a screen */
- scrn = calloc(1, sizeof(*scrn));
- _eglAddScreen(disp, scrn);
-
- /* Create the screen's modes - silly example */
- _eglAddNewMode(scrn, 1600, 1200, 72 * 1000, "1600x1200-72");
- _eglAddNewMode(scrn, 1280, 1024, 72 * 1000, "1280x1024-70");
- _eglAddNewMode(scrn, 1280, 1024, 70 * 1000, "1280x1024-70");
- _eglAddNewMode(scrn, 1024, 768, 72 * 1000, "1024x768-72");
-
- /* Create the display's visual configs - silly example */
- for (i = 0; i < 4; i++) {
- _EGLConfig *config = calloc(1, sizeof(_EGLConfig));
- _eglInitConfig(config, i + 1);
- _eglSetConfigAttrib(config, EGL_RED_SIZE, 8);
- _eglSetConfigAttrib(config, EGL_GREEN_SIZE, 8);
- _eglSetConfigAttrib(config, EGL_BLUE_SIZE, 8);
- _eglSetConfigAttrib(config, EGL_ALPHA_SIZE, 8);
- _eglSetConfigAttrib(config, EGL_BUFFER_SIZE, 32);
- if (i & 1) {
- _eglSetConfigAttrib(config, EGL_DEPTH_SIZE, 32);
- }
- if (i & 2) {
- _eglSetConfigAttrib(config, EGL_STENCIL_SIZE, 8);
- }
- _eglSetConfigAttrib(config, EGL_SURFACE_TYPE,
- (EGL_WINDOW_BIT | EGL_PIXMAP_BIT | EGL_PBUFFER_BIT));
- _eglAddConfig(disp, config);
- }
-
- /* enable supported extensions */
- disp->Extensions.MESA_screen_surface = EGL_TRUE;
- disp->Extensions.MESA_copy_context = EGL_TRUE;
-
- *major = 1;
- *minor = 0;
-
- return EGL_TRUE;
-}
-
-
-static EGLBoolean
-demoTerminate(_EGLDriver *drv, _EGLDisplay *dpy)
-{
- /*DemoDriver *demo = DEMO_DRIVER(dpy);*/
- return EGL_TRUE;
-}
-
-
-static DemoContext *
-LookupDemoContext(_EGLContext *c)
-{
- return (DemoContext *) c;
-}
-
-
-static DemoSurface *
-LookupDemoSurface(_EGLSurface *s)
-{
- return (DemoSurface *) s;
-}
-
-
-static _EGLContext *
-demoCreateContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, _EGLContext *share_list, const EGLint *attrib_list)
-{
- DemoContext *c;
- int i;
-
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- /* no attribs defined for now */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreateContext");
- return NULL;
- }
- }
-
- c = (DemoContext *) calloc(1, sizeof(DemoContext));
- if (!c)
- return NULL;
-
- _eglInitContext(drv, &c->Base, conf, attrib_list);
- c->DemoStuff = 1;
- printf("demoCreateContext\n");
-
- return &c->Base;
-}
-
-
-static _EGLSurface *
-demoCreateWindowSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, NativeWindowType window, const EGLint *attrib_list)
-{
- int i;
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- /* no attribs at this time */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreateWindowSurface");
- return NULL;
- }
- }
- printf("eglCreateWindowSurface()\n");
- /* XXX unfinished */
-
- return NULL;
-}
-
-
-static _EGLSurface *
-demoCreatePixmapSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, NativePixmapType pixmap, const EGLint *attrib_list)
-{
- EGLint i;
-
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- /* no attribs at this time */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreatePixmapSurface");
- return NULL;
- }
- }
-
- if (GET_CONFIG_ATTRIB(conf, EGL_SURFACE_TYPE) == 0) {
- _eglError(EGL_BAD_MATCH, "eglCreatePixmapSurface");
- return NULL;
- }
-
- printf("eglCreatePixmapSurface()\n");
- return NULL;
-}
-
-
-static _EGLSurface *
-demoCreatePbufferSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
- const EGLint *attrib_list)
-{
- DemoSurface *surf = (DemoSurface *) calloc(1, sizeof(DemoSurface));
-
- if (!surf)
- return NULL;
-
- if (!_eglInitSurface(drv, &surf->Base, EGL_PBUFFER_BIT,
- conf, attrib_list)) {
- free(surf);
- return NULL;
- }
-
- /* a real driver would allocate the pbuffer memory here */
-
- return &surf->Base;
-}
-
-
-static EGLBoolean
-demoDestroySurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface)
-{
- DemoSurface *fs = LookupDemoSurface(surface);
- if (!_eglIsSurfaceBound(&fs->Base))
- free(fs);
- return EGL_TRUE;
-}
-
-
-static EGLBoolean
-demoDestroyContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *context)
-{
- DemoContext *fc = LookupDemoContext(context);
- if (!_eglIsContextBound(&fc->Base))
- free(fc);
- return EGL_TRUE;
-}
-
-
-static EGLBoolean
-demoMakeCurrent(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *drawSurf, _EGLSurface *readSurf, _EGLContext *ctx)
-{
- /*DemoDriver *demo = DEMO_DRIVER(dpy);*/
- EGLBoolean b;
-
- b = _eglMakeCurrent(drv, dpy, drawSurf, readSurf, ctx);
- if (!b)
- return EGL_FALSE;
-
- /* XXX this is where we'd do the hardware context switch */
- (void) drawSurf;
- (void) readSurf;
- (void) ctx;
-
- printf("eglMakeCurrent()\n");
- return EGL_TRUE;
-}
-
-
-static void
-demoUnload(_EGLDriver *drv)
-{
- free(drv);
-}
-
-
-/**
- * The bootstrap function. Return a new DemoDriver object and
- * plug in API functions.
- */
-_EGLDriver *
-_eglMain(const char *args)
-{
- DemoDriver *demo;
-
- demo = (DemoDriver *) calloc(1, sizeof(DemoDriver));
- if (!demo) {
- return NULL;
- }
-
- /* First fill in the dispatch table with defaults */
- _eglInitDriverFallbacks(&demo->Base);
- /* then plug in our Demo-specific functions */
- demo->Base.API.Initialize = demoInitialize;
- demo->Base.API.Terminate = demoTerminate;
- demo->Base.API.CreateContext = demoCreateContext;
- demo->Base.API.MakeCurrent = demoMakeCurrent;
- demo->Base.API.CreateWindowSurface = demoCreateWindowSurface;
- demo->Base.API.CreatePixmapSurface = demoCreatePixmapSurface;
- demo->Base.API.CreatePbufferSurface = demoCreatePbufferSurface;
- demo->Base.API.DestroySurface = demoDestroySurface;
- demo->Base.API.DestroyContext = demoDestroyContext;
-
- demo->Base.Name = "egl/demo";
- demo->Base.Unload = demoUnload;
-
- return &demo->Base;
-}
# src/egl/drivers/glx/Makefile
-# Build XEGL DRI driver loader library: egl_glx.so
-
-
TOP = ../../../..
include $(TOP)/configs/current
+EGL_DRIVER = egl_glx.so
+EGL_SOURCES = egl_glx.c
-EXTRA_DEFINES = -DDEFAULT_DRIVER_DIR=\"$(DRI_DRIVER_SEARCH_DIR)\"
-
-DRIVER_NAME = egl_glx.so
-
-
-INCLUDE_DIRS = \
- -I. \
- -I/usr/include \
- $(shell pkg-config --cflags-only-I libdrm) \
+EGL_INCLUDES = \
-I$(TOP)/include \
- -I$(TOP)/include/GL/internal \
- -I$(TOP)/src/mesa/glapi \
- -I$(TOP)/src/mesa/drivers/dri/common \
- -I$(TOP)/src/mesa/main \
- -I$(TOP)/src/mesa \
- -I$(TOP)/src/egl/main \
- -I$(TOP)/src/glx/x11
-
-SOURCES = egl_glx.c
-
-OBJECTS = $(SOURCES:.c=.o)
-
-DRM_LIB = `pkg-config --libs libdrm`
-
-MISC_LIBS = -ldl -lXext -lGL
-
-
-.c.o:
- $(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $(EXTRA_DEFINES) $< -o $@
-
-
-.PHONY: library
-
-
-default: depend library Makefile
-
-
-library: $(TOP)/$(LIB_DIR)/$(DRIVER_NAME)
-
-
-# Make the egl_glx.so library
-$(TOP)/$(LIB_DIR)/$(DRIVER_NAME): $(OBJECTS)
- $(TOP)/bin/mklib -o $(DRIVER_NAME) \
- -noprefix \
- -major 1 -minor 0 \
- -L$(TOP)/$(LIB_DIR) \
- -install $(TOP)/$(LIB_DIR) \
- $(OBJECTS) $(DRM_LIB) $(MISC_LIBS)
-
-install:
- $(INSTALL) -d $(DESTDIR)$(INSTALL_LIB_DIR)
- $(MINSTALL) $(TOP)/$(LIB_DIR)/$(DRIVER_NAME) $(DESTDIR)$(INSTALL_LIB_DIR)
-
-clean:
- rm -f *.o
- rm -f *.so
- rm -f depend depend.bak
-
+ -I$(TOP)/src/egl/main
-depend: $(SOURCES) $(HEADERS)
- @ echo "running $(MKDEP)"
- @ rm -f depend
- @ touch depend
- $(MKDEP) $(MKDEP_OPTIONS) $(DEFINES) $(INCLUDE_DIRS) \
- $(SOURCES) $(HEADERS) >/dev/null 2>/dev/null
+EGL_CFLAGS =
+EGL_LIBS = -lX11 -lGL
-include depend
-# DO NOT DELETE
+include ../Makefile.template
#error "GL/glx.h must be equal to or greater than GLX 1.4"
#endif
-/*
- * report OpenGL ES bits because apps usually forget to specify
- * EGL_RENDERABLE_TYPE when choosing configs
- */
-#define GLX_EGL_APIS (EGL_OPENGL_BIT | EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT)
-
-
/** subclass of _EGLDriver */
struct GLX_egl_driver
{
GLX_conf->double_buffered = (mode.doubleBufferMode != 0);
return _eglConfigFromContextModesRec(&GLX_conf->Base, &mode,
- GLX_EGL_APIS, GLX_EGL_APIS);
+ EGL_OPENGL_BIT, EGL_OPENGL_BIT);
}
GLX_conf->double_buffered = (mode.doubleBufferMode != 0);
return _eglConfigFromContextModesRec(&GLX_conf->Base, &mode,
- GLX_EGL_APIS, GLX_EGL_APIS);
+ EGL_OPENGL_BIT, EGL_OPENGL_BIT);
}
}
disp->DriverData = (void *) GLX_dpy;
- disp->ClientAPIsMask = GLX_EGL_APIS;
+ disp->ClientAPIsMask = EGL_OPENGL_BIT;
/* we're supporting EGL 1.4 */
*major = 1;
# src/egl/drivers/xdri/Makefile
-# Build XEGL DRI driver loader library: egl_xdri.so
-
-
TOP = ../../../..
include $(TOP)/configs/current
+EGL_DRIVER = egl_xdri.so
-DRIVER_NAME = egl_xdri.so
-
-
-INCLUDE_DIRS = \
- -I. \
- -I/usr/include \
+# steal sources from GLX
+GLX_SOURCES = dri_common.c XF86dri.c dri2.c dri2_glx.c dri_glx.c drisw_glx.c
+GLX_SOURCES := $(addprefix ../../../glx/x11/,$(GLX_SOURCES))
+GLX_INCLUDES = \
$(shell pkg-config --cflags-only-I libdrm) \
- -I$(TOP)/include \
-I$(TOP)/include/GL/internal \
- -I$(TOP)/src/mesa \
+ -I$(TOP)/src/glx/x11 \
-I$(TOP)/src/mesa/glapi \
- -I$(TOP)/src/egl/main \
- -I$(TOP)/src/glx/x11
-
-HEADERS = glxinit.h driinit.h
-SOURCES = egl_xdri.c glxinit.c driinit.c
-
-DRI_SOURCES = dri_common.c XF86dri.c dri2.c dri2_glx.c dri_glx.c
-DRI_SOURCES := $(addprefix ../../../glx/x11/,$(DRI_SOURCES))
-
-SOURCES += $(DRI_SOURCES)
-
-OBJECTS = $(SOURCES:.c=.o)
-
-DRM_LIB = `pkg-config --libs libdrm`
-
-CFLAGS += -DGLX_DIRECT_RENDERING
-
-.c.o:
- $(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@
-
-
-.PHONY: library
-
-
-default: depend library Makefile
-
-
-library: $(TOP)/$(LIB_DIR)/$(DRIVER_NAME)
-
-
-# Make the egl_xdri.so library
-$(TOP)/$(LIB_DIR)/$(DRIVER_NAME): $(OBJECTS)
- $(TOP)/bin/mklib -o $(DRIVER_NAME) \
- -noprefix \
- -major 1 -minor 0 \
- -L$(TOP)/$(LIB_DIR) \
- -install $(TOP)/$(LIB_DIR) \
- $(OBJECTS) $(DRM_LIB) $(GL_LIB_DEPS)
-
-install:
- $(INSTALL) -d $(DESTDIR)$(INSTALL_LIB_DIR)
- $(MINSTALL) $(TOP)/$(LIB_DIR)/$(DRIVER_NAME) $(DESTDIR)$(INSTALL_LIB_DIR)
-
-clean:
- rm -f *.o
- rm -f *.so
- rm -f depend depend.bak
+ -I$(TOP)/src/mesa
+GLX_CFLAGS = -DGLX_DIRECT_RENDERING
+EGL_SOURCES = egl_xdri.c glxinit.c driinit.c $(GLX_SOURCES)
+EGL_INCLUDES = \
+ -I$(TOP)/include \
+ -I$(TOP)/src/egl/main \
+ $(GLX_INCLUDES)
-depend: $(SOURCES) $(HEADERS)
- @ echo "running $(MKDEP)"
- @ rm -f depend
- @ touch depend
- $(MKDEP) $(MKDEP_OPTIONS) $(DEFINES) $(INCLUDE_DIRS) \
- $(SOURCES) $(HEADERS) >/dev/null 2>/dev/null
+EGL_CFLAGS = $(GLX_CFLAGS)
+EGL_LIBS = -lX11 -lGL
-include depend
-# DO NOT DELETE
+include ../Makefile.template
* DRI initialization. The DRI loaders are defined in src/glx/x11/.
*/
+#include <stdlib.h>
#include <sys/time.h>
#include "glxclient.h"
_X_HIDDEN __GLXDRIdisplay *
__driCreateDisplay(__GLXdisplayPrivate *dpyPriv, int *version)
{
- __GLXDRIdisplay *driDisplay;
+ __GLXDRIdisplay *driDisplay = NULL;
int ver = 0;
+ char *env;
+ int force_sw;
+
+ env = getenv("EGL_SOFTWARE");
+ force_sw = (env && *env != '0');
/* try DRI2 first */
- driDisplay = dri2CreateDisplay(dpyPriv->dpy);
- if (driDisplay) {
- /* fill in the required field */
- dpyPriv->dri2Display = driDisplay;
- ver = 2;
+ if (!force_sw) {
+ driDisplay = dri2CreateDisplay(dpyPriv->dpy);
+ if (driDisplay) {
+ /* fill in the required field */
+ dpyPriv->dri2Display = driDisplay;
+ ver = 2;
+ }
}
- else {
- /* try DRI */
+
+ /* and then DRI */
+ if (!force_sw && !driDisplay) {
driDisplay = driCreateDisplay(dpyPriv->dpy);
if (driDisplay) {
dpyPriv->driDisplay = driDisplay;
}
}
+ /* and then DRISW */
+ if (!driDisplay) {
+ driDisplay = driswCreateDisplay(dpyPriv->dpy);
+ if (driDisplay) {
+ dpyPriv->driDisplay = driDisplay;
+ ver = 0;
+ }
+ }
+
if (version)
*version = ver;
return driDisplay;
struct xdri_egl_driver
{
_EGLDriver Base; /**< base class */
+ void (*FlushCurrentContext)(void);
};
Display *dpy;
__GLXdisplayPrivate *dpyPriv;
__GLXDRIdisplay *driDisplay;
+ int driVersion;
__GLXscreenConfigs *psc;
EGLint scr;
static EGLBoolean
convert_config(_EGLConfig *conf, EGLint id, const __GLcontextModes *m)
{
- static const EGLint all_apis = (EGL_OPENGL_ES_BIT |
- EGL_OPENGL_ES2_BIT |
- EGL_OPENVG_BIT |
- EGL_OPENGL_BIT);
EGLint val;
_eglInitConfig(conf, id);
- if (!_eglConfigFromContextModesRec(conf, m, all_apis, all_apis))
+ if (!_eglConfigFromContextModesRec(conf, m, EGL_OPENGL_BIT, EGL_OPENGL_BIT))
return EGL_FALSE;
if (m->doubleBufferMode) {
static EGLint
create_configs(_EGLDisplay *disp, const __GLcontextModes *m, EGLint first_id)
{
+ struct xdri_egl_display *xdri_dpy = lookup_display(disp);
int id = first_id;
for (; m; m = m->next) {
if (!convert_config(&conf, id, m))
continue;
-
- rb = (m->doubleBufferMode) ? EGL_BACK_BUFFER : EGL_SINGLE_BUFFER;
+ if (m->doubleBufferMode) {
+ rb = EGL_BACK_BUFFER;
+ }
+ else {
+ /* ignore single-buffered mode for DRISW */
+ if (xdri_dpy->driVersion == 0)
+ continue;
+ rb = EGL_SINGLE_BUFFER;
+ }
xdri_conf = CALLOC_STRUCT(xdri_egl_config);
if (xdri_conf) {
return _eglError(EGL_NOT_INITIALIZED, "eglInitialize");
}
- driDisplay = __driCreateDisplay(dpyPriv, NULL);
+ driDisplay = __driCreateDisplay(dpyPriv, &xdri_dpy->driVersion);
if (!driDisplay) {
_eglLog(_EGL_WARNING, "failed to create DRI display");
free(xdri_dpy);
return _eglError(EGL_NOT_INITIALIZED, "eglInitialize");
}
+ dpy->DriverData = xdri_dpy;
+ dpy->ClientAPIsMask = EGL_OPENGL_BIT;
+
/* add visuals and fbconfigs */
first_id = create_configs(dpy, psc->visuals, first_id);
create_configs(dpy, psc->configs, first_id);
- dpy->DriverData = xdri_dpy;
- dpy->ClientAPIsMask = (EGL_OPENGL_BIT |
- EGL_OPENGL_ES_BIT |
- EGL_OPENGL_ES2_BIT |
- EGL_OPENVG_BIT);
-
/* we're supporting EGL 1.4 */
*minor = 1;
*major = 4;
}
xdri_dpy->driDisplay->destroyDisplay(xdri_dpy->driDisplay);
- __glXRelease(xdri_dpy->dpyPriv);
free(xdri_dpy);
dpy->DriverData = NULL;
xdri_eglMakeCurrent(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *d,
_EGLSurface *r, _EGLContext *context)
{
+ struct xdri_egl_driver *xdri_driver = xdri_egl_driver(drv);
struct xdri_egl_context *xdri_ctx = lookup_context(context);
struct xdri_egl_surface *draw = lookup_surface(d);
struct xdri_egl_surface *read = lookup_surface(r);
+ _EGLContext *old = _eglGetCurrentContext();
+
+ /* an unlinked context will be invalid after context switch */
+ if (!_eglIsContextLinked(old))
+ old = NULL;
if (!_eglMakeCurrent(drv, dpy, d, r, context))
return EGL_FALSE;
+ /* flush before context switch */
+ if (old && old != context && xdri_driver->FlushCurrentContext)
+ xdri_driver->FlushCurrentContext();
+
/* the symbol is defined in libGL.so */
_glapi_check_multithread();
return EGL_FALSE;
}
}
- else {
- _EGLContext *old = _eglGetCurrentContext();
- if (old) {
- xdri_ctx = lookup_context(old);
- xdri_ctx->driContext->unbindContext(xdri_ctx->driContext);
- }
+ else if (old) {
+ xdri_ctx = lookup_context(old);
+ xdri_ctx->driContext->unbindContext(xdri_ctx->driContext);
}
return EGL_TRUE;
static EGLBoolean
xdri_eglSwapBuffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw)
{
+ struct xdri_egl_driver *xdri_driver = xdri_egl_driver(drv);
struct xdri_egl_display *xdri_dpy = lookup_display(dpy);
struct xdri_egl_surface *xdri_surf = lookup_surface(draw);
+ /* swapBuffers does not flush commands */
+ if (draw == _eglGetCurrentSurface(EGL_DRAW) &&
+ xdri_driver->FlushCurrentContext)
+ xdri_driver->FlushCurrentContext();
+
xdri_dpy->psc->driScreen->swapBuffers(xdri_surf->driDrawable, 0, 0, 0);
return EGL_TRUE;
xdri_drv->Base.Name = "X/DRI";
xdri_drv->Base.Unload = xdri_Unload;
+ /* we need a way to flush commands */
+ xdri_drv->FlushCurrentContext =
+ (void (*)(void)) xdri_eglGetProcAddress(&xdri_drv->Base, "glFlush");
+
return &xdri_drv->Base;
}
/**
* GLX initialization. Code based on glxext.c, glx_query.c, and
- * glcontextmodes.c under src/glx/x11/. The major difference is that no DRI
- * related code here.
+ * glcontextmodes.c under src/glx/x11/. The major difference is that DRI
+ * related code is stripped out.
*
+ * If the maintenance of this file takes too much time, we should consider
+ * refactoring glxext.c.
*/
#include <assert.h>
static char *__glXExtensionName = GLX_EXTENSION_NAME;
static XExtensionInfo *__glXExtensionInfo = NULL;
-static /* const */ XExtensionHooks __glXExtensionHooks = { NULL };
+static int
+__glXCloseDisplay(Display * dpy, XExtCodes * codes)
+{
+ return XextRemoveDisplay(__glXExtensionInfo, dpy);
+}
+
+static /* const */ XExtensionHooks __glXExtensionHooks = {
+ NULL, /* create_gc */
+ NULL, /* copy_gc */
+ NULL, /* flush_gc */
+ NULL, /* free_gc */
+ NULL, /* create_font */
+ NULL, /* free_font */
+ __glXCloseDisplay, /* close_display */
+ NULL, /* wire_to_event */
+ NULL, /* event_to_wire */
+ NULL, /* error */
+ NULL, /* error_string */
+};
+
static
XEXT_GENERATE_FIND_DISPLAY(__glXFindDisplay, __glXExtensionInfo,
__glXExtensionName, &__glXExtensionHooks,
priv->screenConfigs = NULL;
}
+/*
+** Release the private memory referred to in a display private
+** structure. The caller will free the extension structure.
+*/
+static int
+__glXFreeDisplayPrivate(XExtData * extension)
+{
+ __GLXdisplayPrivate *priv;
+
+ priv = (__GLXdisplayPrivate *) extension->private_data;
+ FreeScreenConfigs(priv);
+ if (priv->serverGLXvendor) {
+ Xfree((char *) priv->serverGLXvendor);
+ priv->serverGLXvendor = 0x0; /* to protect against double free's */
+ }
+ if (priv->serverGLXversion) {
+ Xfree((char *) priv->serverGLXversion);
+ priv->serverGLXversion = 0x0; /* to protect against double free's */
+ }
+
+ Xfree((char *) priv);
+ return 0;
+}
+
/************************************************************************/
/*
return GL_TRUE;
}
-_X_HIDDEN void
-__glXRelease(__GLXdisplayPrivate *dpyPriv)
-{
- FreeScreenConfigs(dpyPriv);
-
- if (dpyPriv->serverGLXvendor) {
- Xfree((char *) dpyPriv->serverGLXvendor);
- dpyPriv->serverGLXvendor = NULL;
- }
- if (dpyPriv->serverGLXversion) {
- Xfree((char *) dpyPriv->serverGLXversion);
- dpyPriv->serverGLXversion = NULL;
- }
-
- Xfree(dpyPriv);
-}
-
_X_HIDDEN __GLXdisplayPrivate *
__glXInitialize(Display * dpy)
{
XExtDisplayInfo *info = __glXFindDisplay(dpy);
+ XExtData **privList, *private, *found;
__GLXdisplayPrivate *dpyPriv;
+ XEDataObject dataObj;
int major, minor;
if (!XextHasExtension(info))
return NULL;
+ /* See if a display private already exists. If so, return it */
+ dataObj.display = dpy;
+ privList = XEHeadOfExtensionList(dataObj);
+ found = XFindOnExtensionList(privList, info->codes->extension);
+ if (found)
+ return (__GLXdisplayPrivate *) found->private_data;
+
/* See if the versions are compatible */
if (!QueryVersion(dpy, info->codes->major_opcode, &major, &minor))
return NULL;
+ /*
+ ** Allocate memory for all the pieces needed for this buffer.
+ */
+ private = (XExtData *) Xmalloc(sizeof(XExtData));
+ if (!private)
+ return NULL;
dpyPriv = (__GLXdisplayPrivate *) Xcalloc(1, sizeof(__GLXdisplayPrivate));
- if (!dpyPriv)
+ if (!dpyPriv) {
+ Xfree(private);
return NULL;
+ }
/*
** Init the display private and then read in the screen config
if (!AllocAndFetchScreenConfigs(dpy, dpyPriv)) {
Xfree(dpyPriv);
+ Xfree(private);
return NULL;
}
+ /*
+ ** Fill in the private structure. This is the actual structure that
+ ** hangs off of the Display structure. Our private structure is
+ ** referred to by this structure. Got that?
+ */
+ private->number = info->codes->extension;
+ private->next = 0;
+ private->free_private = __glXFreeDisplayPrivate;
+ private->private_data = (char *) dpyPriv;
+ XAddToExtensionList(privList, private);
+
return dpyPriv;
}
extern void
_gl_context_modes_destroy(__GLcontextModes * modes);
-extern void
-__glXRelease(__GLXdisplayPrivate *dpyPriv);
-
#endif /* GLXINIT_INCLUDED */
#elif defined(_EGL_PLATFORM_POSIX)
-static const char DefaultDriverName[] = "egl_softpipe";
+static const char DefaultDriverName[] = "egl_glx";
typedef void * lib_handle;
draw/draw_vs_sse.c \
indices/u_indices_gen.c \
indices/u_unfilled_gen.c \
- pipebuffer/pb_buffer_fenced.c \
pipebuffer/pb_buffer_malloc.c \
pipebuffer/pb_bufmgr_alt.c \
pipebuffer/pb_bufmgr_cache.c \
pipebuffer/pb_bufmgr_debug.c \
- pipebuffer/pb_bufmgr_fenced.c \
pipebuffer/pb_bufmgr_mm.c \
pipebuffer/pb_bufmgr_ondemand.c \
pipebuffer/pb_bufmgr_pool.c \
util/u_debug_dump.c \
util/u_debug_symbol.c \
util/u_debug_stack.c \
+ util/u_bitmask.c \
util/u_blit.c \
util/u_blitter.c \
util/u_cache.c \
'pipebuffer/pb_bufmgr_alt.c',
'pipebuffer/pb_bufmgr_cache.c',
'pipebuffer/pb_bufmgr_debug.c',
- 'pipebuffer/pb_bufmgr_fenced.c',
'pipebuffer/pb_bufmgr_mm.c',
'pipebuffer/pb_bufmgr_ondemand.c',
'pipebuffer/pb_bufmgr_pool.c',
#include "util/u_memory.h"
#include "util/u_math.h"
#include "draw_context.h"
-#include "draw_vbuf.h"
#include "draw_vs.h"
#include "draw_gs.h"
#include "draw_pt.h"
-
-
-
-
+/**
+ * Build primitive to render a point with vertex at v0.
+ */
static void do_point( struct draw_context *draw,
const char *v0 )
{
}
+/**
+ * Build primitive to render a line with vertices at v0, v1.
+ * \param flags bitmask of DRAW_PIPE_EDGE_x, DRAW_PIPE_RESET_STIPPLE
+ */
static void do_line( struct draw_context *draw,
ushort flags,
const char *v0,
}
+/**
+ * Build primitive to render a triangle with vertices at v0, v1, v2.
+ * \param flags bitmask of DRAW_PIPE_EDGE_x, DRAW_PIPE_RESET_STIPPLE
+ */
static void do_triangle( struct draw_context *draw,
ushort flags,
char *v0,
}
-
+/*
+ * Set up macros for draw_pt_decompose.h template code.
+ * This code uses vertex indexes / elements.
+ */
#define QUAD(i0,i1,i2,i3) \
do_triangle( draw, \
( DRAW_PIPE_RESET_STIPPLE | \
#define TRIANGLE(flags,i0,i1,i2) \
do_triangle( draw, \
- elts[i0], /* flags */ \
+ elts[i0], /* flags */ \
verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * elts[i1], \
- verts + stride * elts[i2])
+ verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK), \
+ verts + stride * (elts[i2] & ~DRAW_PIPE_FLAG_MASK) );
#define LINE(flags,i0,i1) \
do_line( draw, \
- elts[i0], \
+ elts[i0], \
verts + stride * (elts[i0] & ~DRAW_PIPE_FLAG_MASK), \
- verts + stride * elts[i1])
+ verts + stride * (elts[i1] & ~DRAW_PIPE_FLAG_MASK) );
#define POINT(i0) \
do_point( draw, \
-/* Code to run the pipeline on a fairly arbitary collection of vertices.
+/**
+ * Code to run the pipeline on a fairly arbitary collection of vertices.
+ * For drawing indexed primitives.
*
* Vertex headers must be pre-initialized with the
* UNDEFINED_VERTEX_ID, this code will cause that id to become
draw->pipeline.vertex_count = 0;
}
+
+
+/*
+ * Set up macros for draw_pt_decompose.h template code.
+ * This code is for non-indexed rendering (no elts).
+ */
#define QUAD(i0,i1,i2,i3) \
do_triangle( draw, \
( DRAW_PIPE_RESET_STIPPLE | \
#include "draw_pt_decompose.h"
+
+/*
+ * For drawing non-indexed primitives.
+ */
void draw_pipeline_run_linear( struct draw_context *draw,
unsigned prim,
struct vertex_header *vertices,
}
-
-
static void cull_tri( struct draw_stage *stage,
struct prim_header *header )
{
const float *v1 = header->v[1]->data[pos];
const float *v2 = header->v[2]->data[pos];
- /* edge vectors e = v0 - v2, f = v1 - v2 */
+ /* edge vectors: e = v0 - v2, f = v1 - v2 */
const float ex = v0[0] - v2[0];
const float ey = v0[1] - v2[1];
const float fx = v1[0] - v2[0];
header->det = ex * fy - ey * fx;
if (header->det != 0) {
- /* if (det < 0 then Z points toward camera and triangle is
+ /* if det < 0 then Z points toward the camera and the triangle is
* counter-clockwise winding.
*/
unsigned winding = (header->det < 0) ? PIPE_WINDING_CCW : PIPE_WINDING_CW;
}
}
+
static void cull_first_tri( struct draw_stage *stage,
struct prim_header *header )
{
}
-
static void cull_flush( struct draw_stage *stage, unsigned flags )
{
stage->tri = cull_first_tri;
stage->next->flush( stage->next, flags );
}
+
static void cull_reset_stipple_counter( struct draw_stage *stage )
{
stage->next->reset_stipple_counter( stage->next );
return &cull->stage;
- fail:
+fail:
if (cull)
cull->stage.destroy( &cull->stage );
{
struct draw_context *draw = stage->draw;
struct draw_stage *next = draw->pipeline.rasterize;
- int need_det = 0;
- int precalc_flat = 0;
+ boolean need_det = FALSE;
+ boolean precalc_flat = FALSE;
boolean wide_lines, wide_points;
/* Set the validate's next stage to the rasterize stage, so that it
if (wide_lines) {
draw->pipeline.wide_line->next = next;
next = draw->pipeline.wide_line;
- precalc_flat = 1;
+ precalc_flat = TRUE;
}
if (wide_points || draw->rasterizer->point_sprite) {
if (draw->rasterizer->line_stipple_enable && draw->pipeline.line_stipple) {
draw->pipeline.stipple->next = next;
next = draw->pipeline.stipple;
- precalc_flat = 1; /* only needed for lines really */
+ precalc_flat = TRUE; /* only needed for lines really */
}
if (draw->rasterizer->poly_stipple_enable
draw->rasterizer->fill_ccw != PIPE_POLYGON_MODE_FILL) {
draw->pipeline.unfilled->next = next;
next = draw->pipeline.unfilled;
- precalc_flat = 1; /* only needed for triangles really */
- need_det = 1;
+ precalc_flat = TRUE; /* only needed for triangles really */
+ need_det = TRUE;
}
if (draw->rasterizer->flatshade && precalc_flat) {
draw->rasterizer->offset_ccw) {
draw->pipeline.offset->next = next;
next = draw->pipeline.offset;
- need_det = 1;
+ need_det = TRUE;
}
if (draw->rasterizer->light_twoside) {
draw->pipeline.twoside->next = next;
next = draw->pipeline.twoside;
- need_det = 1;
+ need_det = TRUE;
}
/* Always run the cull stage as we calculate determinant there
#include "draw/draw_context.h"
#include "draw/draw_private.h"
#include "draw/draw_pt.h"
-#include "draw/draw_vs.h"
#include "tgsi/tgsi_dump.h"
#include "util/u_math.h"
#include "util/u_prim.h"
#include "draw/draw_context.h"
#include "draw/draw_private.h"
#include "draw/draw_vbuf.h"
-#include "draw/draw_vertex.h"
#include "draw/draw_pt.h"
#include "translate/translate.h"
#include "translate/translate_cache.h"
#include "draw/draw_pt.h"
#include "draw/draw_vs.h"
-#include "translate/translate.h"
struct fetch_shade_emit;
#include "draw/draw_context.h"
#include "draw/draw_private.h"
#include "draw/draw_vbuf.h"
-#include "draw/draw_vertex.h"
#include "draw/draw_pt.h"
struct pt_post_vs {
#include "draw/draw_vertex.h"
#include "draw/draw_vs.h"
#include "translate/translate.h"
-#include "translate/translate_cache.h"
/* A first pass at incorporating vertex fetch/emit functionality into
*/
--- /dev/null
+TOP = ../../../..
+include $(TOP)/configs/current
+
+LIBNAME = pipebuffer
+
+C_SOURCES = \
+ pb_buffer_fenced.c \
+ pb_buffer_malloc.c \
+ pb_bufmgr_alt.c \
+ pb_bufmgr_cache.c \
+ pb_bufmgr_debug.c \
+ pb_bufmgr_mm.c \
+ pb_bufmgr_ondemand.c \
+ pb_bufmgr_pool.c \
+ pb_bufmgr_slab.c \
+ pb_validate.c
+
+include ../../Makefile.template
--- /dev/null
+Import('*')
+
+pipebuffer = env.ConvenienceLibrary(
+ target = 'pipebuffer',
+ source = [
+ 'pb_buffer_fenced.c',
+ 'pb_buffer_malloc.c',
+ 'pb_bufmgr_alt.c',
+ 'pb_bufmgr_cache.c',
+ 'pb_bufmgr_debug.c',
+ 'pb_bufmgr_mm.c',
+ 'pb_bufmgr_ondemand.c',
+ 'pb_bufmgr_pool.c',
+ 'pb_bufmgr_slab.c',
+ 'pb_validate.c',
+ ])
+
+auxiliaries.insert(0, pipebuffer)
*/
struct pb_manager *
fenced_bufmgr_create(struct pb_manager *provider,
- struct pb_fence_ops *ops);
+ struct pb_fence_ops *ops,
+ pb_size max_buffer_size,
+ pb_size max_cpu_total_size);
struct pb_manager *
struct pb_desc real_desc;
pb_size real_size;
+ assert(size);
+ assert(desc->alignment);
+
buf = CALLOC_STRUCT(pb_debug_buffer);
if(!buf)
return NULL;
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- * USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- *
- **************************************************************************/
-
-/**
- * \file
- * A buffer manager that wraps buffers in fenced buffers.
- *
- * \author Jose Fonseca <jrfonseca@tungstengraphics.dot.com>
- */
-
-
-#include "util/u_debug.h"
-#include "util/u_memory.h"
-
-#include "pb_buffer.h"
-#include "pb_buffer_fenced.h"
-#include "pb_bufmgr.h"
-
-
-struct fenced_pb_manager
-{
- struct pb_manager base;
-
- struct pb_manager *provider;
-
- struct fenced_buffer_list *fenced_list;
-};
-
-
-static INLINE struct fenced_pb_manager *
-fenced_pb_manager(struct pb_manager *mgr)
-{
- assert(mgr);
- return (struct fenced_pb_manager *)mgr;
-}
-
-
-static struct pb_buffer *
-fenced_bufmgr_create_buffer(struct pb_manager *mgr,
- pb_size size,
- const struct pb_desc *desc)
-{
- struct fenced_pb_manager *fenced_mgr = fenced_pb_manager(mgr);
- struct pb_buffer *buf;
- struct pb_buffer *fenced_buf;
-
- /* check for free buffers before allocating new ones */
- fenced_buffer_list_check_free(fenced_mgr->fenced_list, 0);
-
- buf = fenced_mgr->provider->create_buffer(fenced_mgr->provider, size, desc);
- if(!buf) {
- /* try harder to get a buffer */
- fenced_buffer_list_check_free(fenced_mgr->fenced_list, 1);
-
- buf = fenced_mgr->provider->create_buffer(fenced_mgr->provider, size, desc);
- if(!buf) {
-#if 0
- fenced_buffer_list_dump(fenced_mgr->fenced_list);
-#endif
-
- /* give up */
- return NULL;
- }
- }
-
- fenced_buf = fenced_buffer_create(fenced_mgr->fenced_list, buf);
- if(!fenced_buf) {
- pb_reference(&buf, NULL);
- }
-
- return fenced_buf;
-}
-
-
-static void
-fenced_bufmgr_flush(struct pb_manager *mgr)
-{
- struct fenced_pb_manager *fenced_mgr = fenced_pb_manager(mgr);
-
- fenced_buffer_list_check_free(fenced_mgr->fenced_list, TRUE);
-
- assert(fenced_mgr->provider->flush);
- if(fenced_mgr->provider->flush)
- fenced_mgr->provider->flush(fenced_mgr->provider);
-}
-
-
-static void
-fenced_bufmgr_destroy(struct pb_manager *mgr)
-{
- struct fenced_pb_manager *fenced_mgr = fenced_pb_manager(mgr);
-
- fenced_buffer_list_destroy(fenced_mgr->fenced_list);
-
- if(fenced_mgr->provider)
- fenced_mgr->provider->destroy(fenced_mgr->provider);
-
- FREE(fenced_mgr);
-}
-
-
-struct pb_manager *
-fenced_bufmgr_create(struct pb_manager *provider,
- struct pb_fence_ops *ops)
-{
- struct fenced_pb_manager *fenced_mgr;
-
- if(!provider)
- return NULL;
-
- fenced_mgr = CALLOC_STRUCT(fenced_pb_manager);
- if (!fenced_mgr)
- return NULL;
-
- fenced_mgr->base.destroy = fenced_bufmgr_destroy;
- fenced_mgr->base.create_buffer = fenced_bufmgr_create_buffer;
- fenced_mgr->base.flush = fenced_bufmgr_flush;
-
- fenced_mgr->provider = provider;
- fenced_mgr->fenced_list = fenced_buffer_list_create(ops);
- if(!fenced_mgr->fenced_list) {
- FREE(fenced_mgr);
- return NULL;
- }
-
- return &fenced_mgr->base;
-}
#include "util/u_debug.h"
#include "pb_buffer.h"
-#include "pb_buffer_fenced.h"
#include "pb_validate.h"
src->Register.File == TGSI_FILE_SYSTEM_VALUE) {
const int ind = src->Register.Index;
if (info->input_semantic_name[ind] == TGSI_SEMANTIC_FOG) {
- if (src->Register.SwizzleX == TGSI_SWIZZLE_X) {
- info->uses_fogcoord = TRUE;
- }
- else if (src->Register.SwizzleX == TGSI_SWIZZLE_Y) {
- info->uses_frontfacing = TRUE;
- }
+ info->uses_fogcoord = TRUE;
+ }
+ else if (info->input_semantic_name[ind] == TGSI_SEMANTIC_FACE) {
+ info->uses_frontfacing = TRUE;
}
}
}
offset = get_next_slot( ctx );
- pipe_buffer_write(ctx->pipe->screen, ctx->vbuf,
- offset, sizeof(ctx->vertices), ctx->vertices);
+ pipe_buffer_write_nooverlap(ctx->pipe->screen, ctx->vbuf,
+ offset, sizeof(ctx->vertices), ctx->vertices);
return offset;
}
offset = get_next_slot( ctx );
- pipe_buffer_write(ctx->pipe->screen, ctx->vbuf,
- offset, sizeof(ctx->vertices), ctx->vertices);
+ pipe_buffer_write_nooverlap(ctx->pipe->screen, ctx->vbuf,
+ offset, sizeof(ctx->vertices), ctx->vertices);
return offset;
}
map = pipe_buffer_map_range(screen, buf, offset, size,
PIPE_BUFFER_USAGE_CPU_WRITE |
- PIPE_BUFFER_USAGE_FLUSH_EXPLICIT);
+ PIPE_BUFFER_USAGE_FLUSH_EXPLICIT |
+ PIPE_BUFFER_USAGE_DISCARD |
+ PIPE_BUFFER_USAGE_UNSYNCHRONIZED);
if (map == NULL)
return PIPE_ERROR_OUT_OF_MEMORY;
#include "util/u_clear.h"
#include "i915_context.h"
-#include "i915_state.h"
/**
#include "i915_state.h"
#include "i915_screen.h"
#include "i915_batch.h"
-#include "i915_texture.h"
-#include "i915_reg.h"
#include "draw/draw_context.h"
#include "pipe/p_defines.h"
-#include "pipe/internal/p_winsys_screen.h"
#include "pipe/p_inlines.h"
#include "util/u_memory.h"
#include "pipe/p_screen.h"
#include "i915_context.h"
#include "i915_debug.h"
#include "i915_batch.h"
-#include "pipe/internal/p_winsys_screen.h"
#include "util/u_debug.h"
#include "i915_reg.h"
#include "i915_debug.h"
#include "pipe/internal/p_winsys_screen.h"
-#include "util/u_memory.h"
static void
#include "draw/draw_context.h"
-#include "pipe/internal/p_winsys_screen.h"
#include "pipe/p_inlines.h"
#include "util/u_math.h"
#include "util/u_memory.h"
#include "i915_context.h"
#include "i915_reg.h"
-#include "i915_state.h"
#include "i915_state_inlines.h"
#include "i915_fpc.h"
#include "i915_context.h"
#include "i915_state.h"
#include "i915_reg.h"
-#include "i915_fpc.h"
#include "pipe/p_context.h"
#include "pipe/p_state.h"
-#include "util/u_memory.h"
#include "i915_state_inlines.h"
#include "i915_context.h"
#include "i915_context.h"
#include "i915_blit.h"
-#include "i915_state.h"
#include "pipe/p_defines.h"
#include "pipe/p_inlines.h"
-#include "pipe/p_inlines.h"
#include "pipe/internal/p_winsys_screen.h"
#include "util/u_format.h"
-#include "util/u_tile.h"
-#include "util/u_rect.h"
/* Assumes all values are within bounds -- no checking at this level -
#include "i915_context.h"
#include "i915_texture.h"
-#include "i915_debug.h"
#include "i915_screen.h"
#include "intel_winsys.h"
#include "lp_bld_type.h"
#include "lp_bld_const.h"
-#include "lp_bld_arit.h"
#include "lp_bld_logic.h"
#include "lp_bld_flow.h"
#include "lp_bld_debug.h"
#include "lp_bld_intr.h"
#include "lp_bld_logic.h"
#include "lp_bld_pack.h"
-#include "lp_bld_debug.h"
#include "lp_bld_arit.h"
#include "pipe/p_state.h"
#include "lp_bld_type.h"
-#include "lp_bld_const.h"
#include "lp_bld_arit.h"
#include "lp_bld_blend.h"
#include "util/u_debug.h"
#include "util/u_math.h"
-#include "util/u_cpu_detect.h"
#include "lp_bld_type.h"
#include "lp_bld_const.h"
-#include "lp_bld_intr.h"
#include "lp_bld_arit.h"
#include "lp_bld_pack.h"
#include "lp_bld_conv.h"
#include "lp_bld_type.h"
#include "lp_bld_const.h"
-#include "lp_bld_logic.h"
#include "lp_bld_swizzle.h"
#include "lp_bld_format.h"
#include "tgsi/tgsi_exec.h"
#include "lp_bld_type.h"
#include "lp_bld_const.h"
-#include "lp_bld_intr.h"
#include "lp_bld_arit.h"
#include "lp_bld_logic.h"
#include "lp_bld_swizzle.h"
#include "lp_bld_flow.h"
#include "lp_bld_tgsi.h"
-#include "lp_bld_debug.h"
#define LP_MAX_TEMPS 256
#include "pipe/p_defines.h"
#include "pipe/p_context.h"
-#include "pipe/internal/p_winsys_screen.h"
-#include "pipe/p_inlines.h"
#include "util/u_prim.h"
#include "lp_buffer.h"
#include "lp_surface.h"
#include "lp_state.h"
#include "lp_tile_cache.h"
-#include "lp_tex_cache.h"
-#include "lp_winsys.h"
void
#include "util/u_cpu_detect.h"
#include "lp_screen.h"
#include "lp_bld_intr.h"
-#include "lp_bld_misc.h"
#include "lp_jit.h"
#include "util/u_memory.h"
#include "util/u_format.h"
#include "util/u_debug_dump.h"
-#include "pipe/internal/p_winsys_screen.h"
#include "pipe/p_shader_tokens.h"
#include "draw/draw_context.h"
#include "tgsi/tgsi_dump.h"
#include "lp_context.h"
#include "lp_buffer.h"
#include "lp_state.h"
-#include "lp_quad.h"
#include "lp_tex_sample.h"
#include "lp_debug.h"
#include "lp_context.h"
#include "lp_state.h"
-#include "lp_surface.h"
#include "lp_tile_cache.h"
#include "draw/draw_context.h"
#include "lp_context.h"
#include "lp_state.h"
-#include "lp_surface.h"
#include "draw/draw_context.h"
#include "lp_bld_type.h"
-#include "lp_bld_arit.h"
#include "lp_bld_blend.h"
#include "lp_bld_debug.h"
#include "lp_test.h"
#include "util/u_format.h"
#include "util/u_math.h"
#include "lp_context.h"
-#include "lp_surface.h"
#include "lp_texture.h"
#include "lp_tex_cache.h"
--- /dev/null
+/**************************************************************************
+ *
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ * Copyright 2008 VMware, Inc. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * Texture sampling
+ *
+ * Authors:
+ * Brian Paul
+ */
+
+#include "lp_context.h"
+#include "lp_quad.h"
+#include "lp_texture.h"
+#include "lp_tex_sample.h"
+#include "lp_tex_cache.h"
+#include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_shader_tokens.h"
+#include "util/u_math.h"
+#include "util/u_memory.h"
+
+
+
+/*
+ * Note, the FRAC macro has to work perfectly. Otherwise you'll sometimes
+ * see 1-pixel bands of improperly weighted linear-filtered textures.
+ * The tests/texwrap.c demo is a good test.
+ * Also note, FRAC(x) doesn't truly return the fractional part of x for x < 0.
+ * Instead, if x < 0 then FRAC(x) = 1 - true_frac(x).
+ */
+#define FRAC(f) ((f) - util_ifloor(f))
+
+
+/**
+ * Linear interpolation macro
+ */
+static INLINE float
+lerp(float a, float v0, float v1)
+{
+ return v0 + a * (v1 - v0);
+}
+
+
+/**
+ * Do 2D/biliner interpolation of float values.
+ * v00, v10, v01 and v11 are typically four texture samples in a square/box.
+ * a and b are the horizontal and vertical interpolants.
+ * It's important that this function is inlined when compiled with
+ * optimization! If we find that's not true on some systems, convert
+ * to a macro.
+ */
+static INLINE float
+lerp_2d(float a, float b,
+ float v00, float v10, float v01, float v11)
+{
+ const float temp0 = lerp(a, v00, v10);
+ const float temp1 = lerp(a, v01, v11);
+ return lerp(b, temp0, temp1);
+}
+
+
+/**
+ * As above, but 3D interpolation of 8 values.
+ */
+static INLINE float
+lerp_3d(float a, float b, float c,
+ float v000, float v100, float v010, float v110,
+ float v001, float v101, float v011, float v111)
+{
+ const float temp0 = lerp_2d(a, b, v000, v100, v010, v110);
+ const float temp1 = lerp_2d(a, b, v001, v101, v011, v111);
+ return lerp(c, temp0, temp1);
+}
+
+
+
+/**
+ * If A is a signed integer, A % B doesn't give the right value for A < 0
+ * (in terms of texture repeat). Just casting to unsigned fixes that.
+ */
+#define REMAINDER(A, B) ((unsigned) (A) % (unsigned) (B))
+
+
+/**
+ * Apply texture coord wrapping mode and return integer texture indexes
+ * for a vector of four texcoords (S or T or P).
+ * \param wrapMode PIPE_TEX_WRAP_x
+ * \param s the incoming texcoords
+ * \param size the texture image size
+ * \param icoord returns the integer texcoords
+ * \return integer texture index
+ */
+static INLINE void
+nearest_texcoord_4(unsigned wrapMode, const float s[4], unsigned size,
+ int icoord[4])
+{
+ uint ch;
+ switch (wrapMode) {
+ case PIPE_TEX_WRAP_REPEAT:
+ /* s limited to [0,1) */
+ /* i limited to [0,size-1] */
+ for (ch = 0; ch < 4; ch++) {
+ int i = util_ifloor(s[ch] * size);
+ icoord[ch] = REMAINDER(i, size);
+ }
+ return;
+ case PIPE_TEX_WRAP_CLAMP:
+ /* s limited to [0,1] */
+ /* i limited to [0,size-1] */
+ for (ch = 0; ch < 4; ch++) {
+ if (s[ch] <= 0.0F)
+ icoord[ch] = 0;
+ else if (s[ch] >= 1.0F)
+ icoord[ch] = size - 1;
+ else
+ icoord[ch] = util_ifloor(s[ch] * size);
+ }
+ return;
+ case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+ {
+ /* s limited to [min,max] */
+ /* i limited to [0, size-1] */
+ const float min = 1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ if (s[ch] < min)
+ icoord[ch] = 0;
+ else if (s[ch] > max)
+ icoord[ch] = size - 1;
+ else
+ icoord[ch] = util_ifloor(s[ch] * size);
+ }
+ }
+ return;
+ case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+ {
+ /* s limited to [min,max] */
+ /* i limited to [-1, size] */
+ const float min = -1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ if (s[ch] <= min)
+ icoord[ch] = -1;
+ else if (s[ch] >= max)
+ icoord[ch] = size;
+ else
+ icoord[ch] = util_ifloor(s[ch] * size);
+ }
+ }
+ return;
+ case PIPE_TEX_WRAP_MIRROR_REPEAT:
+ {
+ const float min = 1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ const int flr = util_ifloor(s[ch]);
+ float u;
+ if (flr & 1)
+ u = 1.0F - (s[ch] - (float) flr);
+ else
+ u = s[ch] - (float) flr;
+ if (u < min)
+ icoord[ch] = 0;
+ else if (u > max)
+ icoord[ch] = size - 1;
+ else
+ icoord[ch] = util_ifloor(u * size);
+ }
+ }
+ return;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP:
+ for (ch = 0; ch < 4; ch++) {
+ /* s limited to [0,1] */
+ /* i limited to [0,size-1] */
+ const float u = fabsf(s[ch]);
+ if (u <= 0.0F)
+ icoord[ch] = 0;
+ else if (u >= 1.0F)
+ icoord[ch] = size - 1;
+ else
+ icoord[ch] = util_ifloor(u * size);
+ }
+ return;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
+ {
+ /* s limited to [min,max] */
+ /* i limited to [0, size-1] */
+ const float min = 1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ const float u = fabsf(s[ch]);
+ if (u < min)
+ icoord[ch] = 0;
+ else if (u > max)
+ icoord[ch] = size - 1;
+ else
+ icoord[ch] = util_ifloor(u * size);
+ }
+ }
+ return;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
+ {
+ /* s limited to [min,max] */
+ /* i limited to [0, size-1] */
+ const float min = -1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ const float u = fabsf(s[ch]);
+ if (u < min)
+ icoord[ch] = -1;
+ else if (u > max)
+ icoord[ch] = size;
+ else
+ icoord[ch] = util_ifloor(u * size);
+ }
+ }
+ return;
+ default:
+ assert(0);
+ }
+}
+
+
+/**
+ * Used to compute texel locations for linear sampling for four texcoords.
+ * \param wrapMode PIPE_TEX_WRAP_x
+ * \param s the texcoords
+ * \param size the texture image size
+ * \param icoord0 returns first texture indexes
+ * \param icoord1 returns second texture indexes (usually icoord0 + 1)
+ * \param w returns blend factor/weight between texture indexes
+ * \param icoord returns the computed integer texture coords
+ */
+static INLINE void
+linear_texcoord_4(unsigned wrapMode, const float s[4], unsigned size,
+ int icoord0[4], int icoord1[4], float w[4])
+{
+ uint ch;
+
+ switch (wrapMode) {
+ case PIPE_TEX_WRAP_REPEAT:
+ for (ch = 0; ch < 4; ch++) {
+ float u = s[ch] * size - 0.5F;
+ icoord0[ch] = REMAINDER(util_ifloor(u), size);
+ icoord1[ch] = REMAINDER(icoord0[ch] + 1, size);
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_CLAMP:
+ for (ch = 0; ch < 4; ch++) {
+ float u = CLAMP(s[ch], 0.0F, 1.0F);
+ u = u * size - 0.5f;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+ for (ch = 0; ch < 4; ch++) {
+ float u = CLAMP(s[ch], 0.0F, 1.0F);
+ u = u * size - 0.5f;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ if (icoord0[ch] < 0)
+ icoord0[ch] = 0;
+ if (icoord1[ch] >= (int) size)
+ icoord1[ch] = size - 1;
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+ {
+ const float min = -1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ float u = CLAMP(s[ch], min, max);
+ u = u * size - 0.5f;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ w[ch] = FRAC(u);
+ }
+ }
+ break;;
+ case PIPE_TEX_WRAP_MIRROR_REPEAT:
+ for (ch = 0; ch < 4; ch++) {
+ const int flr = util_ifloor(s[ch]);
+ float u;
+ if (flr & 1)
+ u = 1.0F - (s[ch] - (float) flr);
+ else
+ u = s[ch] - (float) flr;
+ u = u * size - 0.5F;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ if (icoord0[ch] < 0)
+ icoord0[ch] = 0;
+ if (icoord1[ch] >= (int) size)
+ icoord1[ch] = size - 1;
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP:
+ for (ch = 0; ch < 4; ch++) {
+ float u = fabsf(s[ch]);
+ if (u >= 1.0F)
+ u = (float) size;
+ else
+ u *= size;
+ u -= 0.5F;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
+ for (ch = 0; ch < 4; ch++) {
+ float u = fabsf(s[ch]);
+ if (u >= 1.0F)
+ u = (float) size;
+ else
+ u *= size;
+ u -= 0.5F;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ if (icoord0[ch] < 0)
+ icoord0[ch] = 0;
+ if (icoord1[ch] >= (int) size)
+ icoord1[ch] = size - 1;
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
+ {
+ const float min = -1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ float u = fabsf(s[ch]);
+ if (u <= min)
+ u = min * size;
+ else if (u >= max)
+ u = max * size;
+ else
+ u *= size;
+ u -= 0.5F;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ w[ch] = FRAC(u);
+ }
+ }
+ break;;
+ default:
+ assert(0);
+ }
+}
+
+
+/**
+ * For RECT textures / unnormalized texcoords
+ * Only a subset of wrap modes supported.
+ */
+static INLINE void
+nearest_texcoord_unnorm_4(unsigned wrapMode, const float s[4], unsigned size,
+ int icoord[4])
+{
+ uint ch;
+ switch (wrapMode) {
+ case PIPE_TEX_WRAP_CLAMP:
+ for (ch = 0; ch < 4; ch++) {
+ int i = util_ifloor(s[ch]);
+ icoord[ch]= CLAMP(i, 0, (int) size-1);
+ }
+ return;
+ case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+ /* fall-through */
+ case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+ for (ch = 0; ch < 4; ch++) {
+ icoord[ch]= util_ifloor( CLAMP(s[ch], 0.5F, (float) size - 0.5F) );
+ }
+ return;
+ default:
+ assert(0);
+ }
+}
+
+
+/**
+ * For RECT textures / unnormalized texcoords.
+ * Only a subset of wrap modes supported.
+ */
+static INLINE void
+linear_texcoord_unnorm_4(unsigned wrapMode, const float s[4], unsigned size,
+ int icoord0[4], int icoord1[4], float w[4])
+{
+ uint ch;
+ switch (wrapMode) {
+ case PIPE_TEX_WRAP_CLAMP:
+ for (ch = 0; ch < 4; ch++) {
+ /* Not exactly what the spec says, but it matches NVIDIA output */
+ float u = CLAMP(s[ch] - 0.5F, 0.0f, (float) size - 1.0f);
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ w[ch] = FRAC(u);
+ }
+ return;
+ case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+ /* fall-through */
+ case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+ for (ch = 0; ch < 4; ch++) {
+ float u = CLAMP(s[ch], 0.5F, (float) size - 0.5F);
+ u -= 0.5F;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ if (icoord1[ch] > (int) size - 1)
+ icoord1[ch] = size - 1;
+ w[ch] = FRAC(u);
+ }
+ break;
+ default:
+ assert(0);
+ }
+}
+
+
+static unsigned
+choose_cube_face(float rx, float ry, float rz, float *newS, float *newT)
+{
+ /*
+ major axis
+ direction target sc tc ma
+ ---------- ------------------------------- --- --- ---
+ +rx TEXTURE_CUBE_MAP_POSITIVE_X_EXT -rz -ry rx
+ -rx TEXTURE_CUBE_MAP_NEGATIVE_X_EXT +rz -ry rx
+ +ry TEXTURE_CUBE_MAP_POSITIVE_Y_EXT +rx +rz ry
+ -ry TEXTURE_CUBE_MAP_NEGATIVE_Y_EXT +rx -rz ry
+ +rz TEXTURE_CUBE_MAP_POSITIVE_Z_EXT +rx -ry rz
+ -rz TEXTURE_CUBE_MAP_NEGATIVE_Z_EXT -rx -ry rz
+ */
+ const float arx = fabsf(rx), ary = fabsf(ry), arz = fabsf(rz);
+ unsigned face;
+ float sc, tc, ma;
+
+ if (arx > ary && arx > arz) {
+ if (rx >= 0.0F) {
+ face = PIPE_TEX_FACE_POS_X;
+ sc = -rz;
+ tc = -ry;
+ ma = arx;
+ }
+ else {
+ face = PIPE_TEX_FACE_NEG_X;
+ sc = rz;
+ tc = -ry;
+ ma = arx;
+ }
+ }
+ else if (ary > arx && ary > arz) {
+ if (ry >= 0.0F) {
+ face = PIPE_TEX_FACE_POS_Y;
+ sc = rx;
+ tc = rz;
+ ma = ary;
+ }
+ else {
+ face = PIPE_TEX_FACE_NEG_Y;
+ sc = rx;
+ tc = -rz;
+ ma = ary;
+ }
+ }
+ else {
+ if (rz > 0.0F) {
+ face = PIPE_TEX_FACE_POS_Z;
+ sc = rx;
+ tc = -ry;
+ ma = arz;
+ }
+ else {
+ face = PIPE_TEX_FACE_NEG_Z;
+ sc = -rx;
+ tc = -ry;
+ ma = arz;
+ }
+ }
+
+ *newS = ( sc / ma + 1.0F ) * 0.5F;
+ *newT = ( tc / ma + 1.0F ) * 0.5F;
+
+ return face;
+}
+
+
+/**
+ * Examine the quad's texture coordinates to compute the partial
+ * derivatives w.r.t X and Y, then compute lambda (level of detail).
+ *
+ * This is only done for fragment shaders, not vertex shaders.
+ */
+static float
+compute_lambda(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias)
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+ float rho, lambda;
+
+ if (samp->processor == TGSI_PROCESSOR_VERTEX)
+ return lodbias;
+
+ assert(sampler->normalized_coords);
+
+ assert(s);
+ {
+ float dsdx = s[QUAD_BOTTOM_RIGHT] - s[QUAD_BOTTOM_LEFT];
+ float dsdy = s[QUAD_TOP_LEFT] - s[QUAD_BOTTOM_LEFT];
+ dsdx = fabsf(dsdx);
+ dsdy = fabsf(dsdy);
+ rho = MAX2(dsdx, dsdy) * texture->width[0];
+ }
+ if (t) {
+ float dtdx = t[QUAD_BOTTOM_RIGHT] - t[QUAD_BOTTOM_LEFT];
+ float dtdy = t[QUAD_TOP_LEFT] - t[QUAD_BOTTOM_LEFT];
+ float max;
+ dtdx = fabsf(dtdx);
+ dtdy = fabsf(dtdy);
+ max = MAX2(dtdx, dtdy) * texture->height[0];
+ rho = MAX2(rho, max);
+ }
+ if (p) {
+ float dpdx = p[QUAD_BOTTOM_RIGHT] - p[QUAD_BOTTOM_LEFT];
+ float dpdy = p[QUAD_TOP_LEFT] - p[QUAD_BOTTOM_LEFT];
+ float max;
+ dpdx = fabsf(dpdx);
+ dpdy = fabsf(dpdy);
+ max = MAX2(dpdx, dpdy) * texture->depth[0];
+ rho = MAX2(rho, max);
+ }
+
+ lambda = util_fast_log2(rho);
+ lambda += lodbias + sampler->lod_bias;
+ lambda = CLAMP(lambda, sampler->min_lod, sampler->max_lod);
+
+ return lambda;
+}
+
+
+/**
+ * Do several things here:
+ * 1. Compute lambda from the texcoords, if needed
+ * 2. Determine if we're minifying or magnifying
+ * 3. If minifying, choose mipmap levels
+ * 4. Return image filter to use within mipmap images
+ * \param level0 Returns first mipmap level to sample from
+ * \param level1 Returns second mipmap level to sample from
+ * \param levelBlend Returns blend factor between levels, in [0,1]
+ * \param imgFilter Returns either the min or mag filter, depending on lambda
+ */
+static void
+choose_mipmap_levels(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ unsigned *level0, unsigned *level1, float *levelBlend,
+ unsigned *imgFilter)
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+
+ if (sampler->min_mip_filter == PIPE_TEX_MIPFILTER_NONE) {
+ /* no mipmap selection needed */
+ *level0 = *level1 = CLAMP((int) sampler->min_lod,
+ 0, (int) texture->last_level);
+
+ if (sampler->min_img_filter != sampler->mag_img_filter) {
+ /* non-mipmapped texture, but still need to determine if doing
+ * minification or magnification.
+ */
+ float lambda = compute_lambda(tgsi_sampler, s, t, p, lodbias);
+ if (lambda <= 0.0) {
+ *imgFilter = sampler->mag_img_filter;
+ }
+ else {
+ *imgFilter = sampler->min_img_filter;
+ }
+ }
+ else {
+ *imgFilter = sampler->mag_img_filter;
+ }
+ }
+ else {
+ float lambda = compute_lambda(tgsi_sampler, s, t, p, lodbias);
+
+ if (lambda <= 0.0) { /* XXX threshold depends on the filter */
+ /* magnifying */
+ *imgFilter = sampler->mag_img_filter;
+ *level0 = *level1 = 0;
+ }
+ else {
+ /* minifying */
+ *imgFilter = sampler->min_img_filter;
+
+ /* choose mipmap level(s) and compute the blend factor between them */
+ if (sampler->min_mip_filter == PIPE_TEX_MIPFILTER_NEAREST) {
+ /* Nearest mipmap level */
+ const int lvl = (int) (lambda + 0.5);
+ *level0 =
+ *level1 = CLAMP(lvl, 0, (int) texture->last_level);
+ }
+ else {
+ /* Linear interpolation between mipmap levels */
+ const int lvl = (int) lambda;
+ *level0 = CLAMP(lvl, 0, (int) texture->last_level);
+ *level1 = CLAMP(lvl + 1, 0, (int) texture->last_level);
+ *levelBlend = FRAC(lambda); /* blending weight between levels */
+ }
+ }
+ }
+}
+
+
+/**
+ * Get a texel from a texture, using the texture tile cache.
+ *
+ * \param face the cube face in 0..5
+ * \param level the mipmap level
+ * \param x the x coord of texel within 2D image
+ * \param y the y coord of texel within 2D image
+ * \param z which slice of a 3D texture
+ * \param rgba the quad to put the texel/color into
+ * \param j which element of the rgba quad to write to
+ *
+ * XXX maybe move this into lp_tile_cache.c and merge with the
+ * lp_get_cached_tile_tex() function. Also, get 4 texels instead of 1...
+ */
+static void
+get_texel_quad_2d(const struct tgsi_sampler *tgsi_sampler,
+ unsigned face, unsigned level, int x, int y,
+ const uint8_t *out[4])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+
+ const struct llvmpipe_cached_tex_tile *tile
+ = lp_get_cached_tex_tile(samp->cache,
+ tex_tile_address(x, y, 0, face, level));
+
+ y %= TEX_TILE_SIZE;
+ x %= TEX_TILE_SIZE;
+
+ out[0] = &tile->color[y ][x ][0];
+ out[1] = &tile->color[y ][x+1][0];
+ out[2] = &tile->color[y+1][x ][0];
+ out[3] = &tile->color[y+1][x+1][0];
+}
+
+static INLINE const uint8_t *
+get_texel_2d_ptr(const struct tgsi_sampler *tgsi_sampler,
+ unsigned face, unsigned level, int x, int y)
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+
+ const struct llvmpipe_cached_tex_tile *tile
+ = lp_get_cached_tex_tile(samp->cache,
+ tex_tile_address(x, y, 0, face, level));
+
+ y %= TEX_TILE_SIZE;
+ x %= TEX_TILE_SIZE;
+
+ return &tile->color[y][x][0];
+}
+
+
+static void
+get_texel_quad_2d_mt(const struct tgsi_sampler *tgsi_sampler,
+ unsigned face, unsigned level,
+ int x0, int y0,
+ int x1, int y1,
+ const uint8_t *out[4])
+{
+ unsigned i;
+
+ for (i = 0; i < 4; i++) {
+ unsigned tx = (i & 1) ? x1 : x0;
+ unsigned ty = (i >> 1) ? y1 : y0;
+
+ out[i] = get_texel_2d_ptr( tgsi_sampler, face, level, tx, ty );
+ }
+}
+
+static void
+get_texel(const struct tgsi_sampler *tgsi_sampler,
+ unsigned face, unsigned level, int x, int y, int z,
+ float rgba[NUM_CHANNELS][QUAD_SIZE], unsigned j)
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+
+ if (x < 0 || x >= (int) texture->width[level] ||
+ y < 0 || y >= (int) texture->height[level] ||
+ z < 0 || z >= (int) texture->depth[level]) {
+ rgba[0][j] = sampler->border_color[0];
+ rgba[1][j] = sampler->border_color[1];
+ rgba[2][j] = sampler->border_color[2];
+ rgba[3][j] = sampler->border_color[3];
+ }
+ else {
+ const unsigned tx = x % TEX_TILE_SIZE;
+ const unsigned ty = y % TEX_TILE_SIZE;
+ const struct llvmpipe_cached_tex_tile *tile;
+
+ tile = lp_get_cached_tex_tile(samp->cache,
+ tex_tile_address(x, y, z, face, level));
+
+ rgba[0][j] = ubyte_to_float(tile->color[ty][tx][0]);
+ rgba[1][j] = ubyte_to_float(tile->color[ty][tx][1]);
+ rgba[2][j] = ubyte_to_float(tile->color[ty][tx][2]);
+ rgba[3][j] = ubyte_to_float(tile->color[ty][tx][3]);
+ if (0)
+ {
+ debug_printf("Get texel %f %f %f %f from %s\n",
+ rgba[0][j], rgba[1][j], rgba[2][j], rgba[3][j],
+ pf_name(texture->format));
+ }
+ }
+}
+
+
+/**
+ * Compare texcoord 'p' (aka R) against texture value 'rgba[0]'
+ * When we sampled the depth texture, the depth value was put into all
+ * RGBA channels. We look at the red channel here.
+ * \param rgba quad of (depth) texel values
+ * \param p texture 'P' components for four pixels in quad
+ * \param j which pixel in the quad to test [0..3]
+ */
+static INLINE void
+shadow_compare(const struct pipe_sampler_state *sampler,
+ float rgba[NUM_CHANNELS][QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ uint j)
+{
+ int k;
+ switch (sampler->compare_func) {
+ case PIPE_FUNC_LESS:
+ k = p[j] < rgba[0][j];
+ break;
+ case PIPE_FUNC_LEQUAL:
+ k = p[j] <= rgba[0][j];
+ break;
+ case PIPE_FUNC_GREATER:
+ k = p[j] > rgba[0][j];
+ break;
+ case PIPE_FUNC_GEQUAL:
+ k = p[j] >= rgba[0][j];
+ break;
+ case PIPE_FUNC_EQUAL:
+ k = p[j] == rgba[0][j];
+ break;
+ case PIPE_FUNC_NOTEQUAL:
+ k = p[j] != rgba[0][j];
+ break;
+ case PIPE_FUNC_ALWAYS:
+ k = 1;
+ break;
+ case PIPE_FUNC_NEVER:
+ k = 0;
+ break;
+ default:
+ k = 0;
+ assert(0);
+ break;
+ }
+
+ /* XXX returning result for default GL_DEPTH_TEXTURE_MODE = GL_LUMINANCE */
+ rgba[0][j] = rgba[1][j] = rgba[2][j] = (float) k;
+ rgba[3][j] = 1.0F;
+}
+
+
+/**
+ * As above, but do four z/texture comparisons.
+ */
+static INLINE void
+shadow_compare4(const struct pipe_sampler_state *sampler,
+ float rgba[NUM_CHANNELS][QUAD_SIZE],
+ const float p[QUAD_SIZE])
+{
+ int j, k0, k1, k2, k3;
+ float val;
+
+ /* compare four texcoords vs. four texture samples */
+ switch (sampler->compare_func) {
+ case PIPE_FUNC_LESS:
+ k0 = p[0] < rgba[0][0];
+ k1 = p[1] < rgba[0][1];
+ k2 = p[2] < rgba[0][2];
+ k3 = p[3] < rgba[0][3];
+ break;
+ case PIPE_FUNC_LEQUAL:
+ k0 = p[0] <= rgba[0][0];
+ k1 = p[1] <= rgba[0][1];
+ k2 = p[2] <= rgba[0][2];
+ k3 = p[3] <= rgba[0][3];
+ break;
+ case PIPE_FUNC_GREATER:
+ k0 = p[0] > rgba[0][0];
+ k1 = p[1] > rgba[0][1];
+ k2 = p[2] > rgba[0][2];
+ k3 = p[3] > rgba[0][3];
+ break;
+ case PIPE_FUNC_GEQUAL:
+ k0 = p[0] >= rgba[0][0];
+ k1 = p[1] >= rgba[0][1];
+ k2 = p[2] >= rgba[0][2];
+ k3 = p[3] >= rgba[0][3];
+ break;
+ case PIPE_FUNC_EQUAL:
+ k0 = p[0] == rgba[0][0];
+ k1 = p[1] == rgba[0][1];
+ k2 = p[2] == rgba[0][2];
+ k3 = p[3] == rgba[0][3];
+ break;
+ case PIPE_FUNC_NOTEQUAL:
+ k0 = p[0] != rgba[0][0];
+ k1 = p[1] != rgba[0][1];
+ k2 = p[2] != rgba[0][2];
+ k3 = p[3] != rgba[0][3];
+ break;
+ case PIPE_FUNC_ALWAYS:
+ k0 = k1 = k2 = k3 = 1;
+ break;
+ case PIPE_FUNC_NEVER:
+ k0 = k1 = k2 = k3 = 0;
+ break;
+ default:
+ k0 = k1 = k2 = k3 = 0;
+ assert(0);
+ break;
+ }
+
+ /* convert four pass/fail values to an intensity in [0,1] */
+ val = 0.25F * (k0 + k1 + k2 + k3);
+
+ /* XXX returning result for default GL_DEPTH_TEXTURE_MODE = GL_LUMINANCE */
+ for (j = 0; j < 4; j++) {
+ rgba[0][j] = rgba[1][j] = rgba[2][j] = val;
+ rgba[3][j] = 1.0F;
+ }
+}
+
+
+
+static void
+lp_get_samples_2d_linear_repeat_POT(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ unsigned j;
+ unsigned level = samp->level;
+ unsigned xpot = 1 << (samp->xpot - level);
+ unsigned ypot = 1 << (samp->ypot - level);
+ unsigned xmax = (xpot - 1) & (TEX_TILE_SIZE - 1); /* MIN2(TEX_TILE_SIZE, xpot) - 1; */
+ unsigned ymax = (ypot - 1) & (TEX_TILE_SIZE - 1); /* MIN2(TEX_TILE_SIZE, ypot) - 1; */
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int c;
+
+ float u = s[j] * xpot - 0.5F;
+ float v = t[j] * ypot - 0.5F;
+
+ int uflr = util_ifloor(u);
+ int vflr = util_ifloor(v);
+
+ float xw = u - (float)uflr;
+ float yw = v - (float)vflr;
+
+ int x0 = uflr & (xpot - 1);
+ int y0 = vflr & (ypot - 1);
+
+ const uint8_t *tx[4];
+
+
+ /* Can we fetch all four at once:
+ */
+ if (x0 < xmax && y0 < ymax)
+ {
+ get_texel_quad_2d(tgsi_sampler, 0, level, x0, y0, tx);
+ }
+ else
+ {
+ unsigned x1 = (x0 + 1) & (xpot - 1);
+ unsigned y1 = (y0 + 1) & (ypot - 1);
+ get_texel_quad_2d_mt(tgsi_sampler, 0, level,
+ x0, y0, x1, y1, tx);
+ }
+
+
+ /* interpolate R, G, B, A */
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = lerp_2d(xw, yw,
+ ubyte_to_float(tx[0][c]), ubyte_to_float(tx[1][c]),
+ ubyte_to_float(tx[2][c]), ubyte_to_float(tx[3][c]));
+ }
+ }
+}
+
+
+static void
+lp_get_samples_2d_nearest_repeat_POT(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ unsigned j;
+ unsigned level = samp->level;
+ unsigned xpot = 1 << (samp->xpot - level);
+ unsigned ypot = 1 << (samp->ypot - level);
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int c;
+
+ float u = s[j] * xpot;
+ float v = t[j] * ypot;
+
+ int uflr = util_ifloor(u);
+ int vflr = util_ifloor(v);
+
+ int x0 = uflr & (xpot - 1);
+ int y0 = vflr & (ypot - 1);
+
+ const uint8_t *out = get_texel_2d_ptr(tgsi_sampler, 0, level, x0, y0);
+
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = ubyte_to_float(out[c]);
+ }
+ }
+}
+
+
+static void
+lp_get_samples_2d_nearest_clamp_POT(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ unsigned j;
+ unsigned level = samp->level;
+ unsigned xpot = 1 << (samp->xpot - level);
+ unsigned ypot = 1 << (samp->ypot - level);
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int c;
+
+ float u = s[j] * xpot;
+ float v = t[j] * ypot;
+
+ int x0, y0;
+ const uint8_t *out;
+
+ x0 = util_ifloor(u);
+ if (x0 < 0)
+ x0 = 0;
+ else if (x0 > xpot - 1)
+ x0 = xpot - 1;
+
+ y0 = util_ifloor(v);
+ if (y0 < 0)
+ y0 = 0;
+ else if (y0 > ypot - 1)
+ y0 = ypot - 1;
+
+ out = get_texel_2d_ptr(tgsi_sampler, 0, level, x0, y0);
+
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = ubyte_to_float(out[c]);
+ }
+ }
+}
+
+
+static void
+lp_get_samples_2d_linear_mip_linear_repeat_POT(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ int level0;
+ float lambda;
+
+ lambda = compute_lambda(tgsi_sampler, s, t, p, lodbias);
+ level0 = (int)lambda;
+
+ if (lambda < 0.0) {
+ samp->level = 0;
+ lp_get_samples_2d_linear_repeat_POT( tgsi_sampler,
+ s, t, p, 0, rgba );
+ }
+ else if (level0 >= texture->last_level) {
+ samp->level = texture->last_level;
+ lp_get_samples_2d_linear_repeat_POT( tgsi_sampler,
+ s, t, p, 0, rgba );
+ }
+ else {
+ float levelBlend = lambda - level0;
+ float rgba0[4][4];
+ float rgba1[4][4];
+ int c,j;
+
+ samp->level = level0;
+ lp_get_samples_2d_linear_repeat_POT( tgsi_sampler,
+ s, t, p, 0, rgba0 );
+
+ samp->level = level0+1;
+ lp_get_samples_2d_linear_repeat_POT( tgsi_sampler,
+ s, t, p, 0, rgba1 );
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = lerp(levelBlend, rgba0[c][j], rgba1[c][j]);
+ }
+ }
+ }
+}
+
+/**
+ * Common code for sampling 1D/2D/cube textures.
+ * Could probably extend for 3D...
+ */
+static void
+lp_get_samples_2d_common(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE],
+ const unsigned faces[4])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+ unsigned level0, level1, j, imgFilter;
+ int width, height;
+ float levelBlend = 0.0F;
+
+ choose_mipmap_levels(tgsi_sampler, s, t, p,
+ lodbias,
+ &level0, &level1, &levelBlend, &imgFilter);
+
+ assert(sampler->normalized_coords);
+
+ width = texture->width[level0];
+ height = texture->height[level0];
+
+ assert(width > 0);
+
+ switch (imgFilter) {
+ case PIPE_TEX_FILTER_NEAREST:
+ {
+ int x[4], y[4];
+ nearest_texcoord_4(sampler->wrap_s, s, width, x);
+ nearest_texcoord_4(sampler->wrap_t, t, height, y);
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ get_texel(tgsi_sampler, faces[j], level0, x[j], y[j], 0, rgba, j);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
+ shadow_compare(sampler, rgba, p, j);
+ }
+
+ if (level0 != level1) {
+ /* get texels from second mipmap level and blend */
+ float rgba2[4][4];
+ unsigned c;
+ x[j] /= 2;
+ y[j] /= 2;
+ get_texel(tgsi_sampler, faces[j], level1, x[j], y[j], 0,
+ rgba2, j);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE){
+ shadow_compare(sampler, rgba2, p, j);
+ }
+
+ for (c = 0; c < NUM_CHANNELS; c++) {
+ rgba[c][j] = lerp(levelBlend, rgba[c][j], rgba2[c][j]);
+ }
+ }
+ }
+ }
+ break;
+ case PIPE_TEX_FILTER_LINEAR:
+ case PIPE_TEX_FILTER_ANISO:
+ {
+ int x0[4], y0[4], x1[4], y1[4];
+ float xw[4], yw[4]; /* weights */
+
+ linear_texcoord_4(sampler->wrap_s, s, width, x0, x1, xw);
+ linear_texcoord_4(sampler->wrap_t, t, height, y0, y1, yw);
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ float tx[4][4]; /* texels */
+ int c;
+ get_texel(tgsi_sampler, faces[j], level0, x0[j], y0[j], 0, tx, 0);
+ get_texel(tgsi_sampler, faces[j], level0, x1[j], y0[j], 0, tx, 1);
+ get_texel(tgsi_sampler, faces[j], level0, x0[j], y1[j], 0, tx, 2);
+ get_texel(tgsi_sampler, faces[j], level0, x1[j], y1[j], 0, tx, 3);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
+ shadow_compare4(sampler, tx, p);
+ }
+
+ /* interpolate R, G, B, A */
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = lerp_2d(xw[j], yw[j],
+ tx[c][0], tx[c][1],
+ tx[c][2], tx[c][3]);
+ }
+
+ if (level0 != level1) {
+ /* get texels from second mipmap level and blend */
+ float rgba2[4][4];
+
+ /* XXX: This is incorrect -- will often end up with (x0
+ * == x1 && y0 == y1), meaning that we fetch the same
+ * texel four times and linearly interpolate between
+ * identical values. The correct approach would be to
+ * call linear_texcoord again for the second level.
+ */
+ x0[j] /= 2;
+ y0[j] /= 2;
+ x1[j] /= 2;
+ y1[j] /= 2;
+ get_texel(tgsi_sampler, faces[j], level1, x0[j], y0[j], 0, tx, 0);
+ get_texel(tgsi_sampler, faces[j], level1, x1[j], y0[j], 0, tx, 1);
+ get_texel(tgsi_sampler, faces[j], level1, x0[j], y1[j], 0, tx, 2);
+ get_texel(tgsi_sampler, faces[j], level1, x1[j], y1[j], 0, tx, 3);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE){
+ shadow_compare4(sampler, tx, p);
+ }
+
+ /* interpolate R, G, B, A */
+ for (c = 0; c < 4; c++) {
+ rgba2[c][j] = lerp_2d(xw[j], yw[j],
+ tx[c][0], tx[c][1], tx[c][2], tx[c][3]);
+ }
+
+ for (c = 0; c < NUM_CHANNELS; c++) {
+ rgba[c][j] = lerp(levelBlend, rgba[c][j], rgba2[c][j]);
+ }
+ }
+ }
+ }
+ break;
+ default:
+ assert(0);
+ }
+}
+
+
+static INLINE void
+lp_get_samples_1d(struct tgsi_sampler *sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ static const unsigned faces[4] = {0, 0, 0, 0};
+ static const float tzero[4] = {0, 0, 0, 0};
+ lp_get_samples_2d_common(sampler, s, tzero, NULL,
+ lodbias, rgba, faces);
+}
+
+
+static INLINE void
+lp_get_samples_2d(struct tgsi_sampler *sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ static const unsigned faces[4] = {0, 0, 0, 0};
+ lp_get_samples_2d_common(sampler, s, t, p,
+ lodbias, rgba, faces);
+}
+
+
+static INLINE void
+lp_get_samples_3d(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+ /* get/map pipe_surfaces corresponding to 3D tex slices */
+ unsigned level0, level1, j, imgFilter;
+ int width, height, depth;
+ float levelBlend;
+ const uint face = 0;
+
+ choose_mipmap_levels(tgsi_sampler, s, t, p,
+ lodbias,
+ &level0, &level1, &levelBlend, &imgFilter);
+
+ assert(sampler->normalized_coords);
+
+ width = texture->width[level0];
+ height = texture->height[level0];
+ depth = texture->depth[level0];
+
+ assert(width > 0);
+ assert(height > 0);
+ assert(depth > 0);
+
+ switch (imgFilter) {
+ case PIPE_TEX_FILTER_NEAREST:
+ {
+ int x[4], y[4], z[4];
+ nearest_texcoord_4(sampler->wrap_s, s, width, x);
+ nearest_texcoord_4(sampler->wrap_t, t, height, y);
+ nearest_texcoord_4(sampler->wrap_r, p, depth, z);
+ for (j = 0; j < QUAD_SIZE; j++) {
+ get_texel(tgsi_sampler, face, level0, x[j], y[j], z[j], rgba, j);
+ if (level0 != level1) {
+ /* get texels from second mipmap level and blend */
+ float rgba2[4][4];
+ unsigned c;
+ x[j] /= 2;
+ y[j] /= 2;
+ z[j] /= 2;
+ get_texel(tgsi_sampler, face, level1, x[j], y[j], z[j], rgba2, j);
+ for (c = 0; c < NUM_CHANNELS; c++) {
+ rgba[c][j] = lerp(levelBlend, rgba2[c][j], rgba[c][j]);
+ }
+ }
+ }
+ }
+ break;
+ case PIPE_TEX_FILTER_LINEAR:
+ case PIPE_TEX_FILTER_ANISO:
+ {
+ int x0[4], x1[4], y0[4], y1[4], z0[4], z1[4];
+ float xw[4], yw[4], zw[4]; /* interpolation weights */
+ linear_texcoord_4(sampler->wrap_s, s, width, x0, x1, xw);
+ linear_texcoord_4(sampler->wrap_t, t, height, y0, y1, yw);
+ linear_texcoord_4(sampler->wrap_r, p, depth, z0, z1, zw);
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int c;
+ float tx0[4][4], tx1[4][4];
+ get_texel(tgsi_sampler, face, level0, x0[j], y0[j], z0[j], tx0, 0);
+ get_texel(tgsi_sampler, face, level0, x1[j], y0[j], z0[j], tx0, 1);
+ get_texel(tgsi_sampler, face, level0, x0[j], y1[j], z0[j], tx0, 2);
+ get_texel(tgsi_sampler, face, level0, x1[j], y1[j], z0[j], tx0, 3);
+ get_texel(tgsi_sampler, face, level0, x0[j], y0[j], z1[j], tx1, 0);
+ get_texel(tgsi_sampler, face, level0, x1[j], y0[j], z1[j], tx1, 1);
+ get_texel(tgsi_sampler, face, level0, x0[j], y1[j], z1[j], tx1, 2);
+ get_texel(tgsi_sampler, face, level0, x1[j], y1[j], z1[j], tx1, 3);
+
+ /* interpolate R, G, B, A */
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = lerp_3d(xw[j], yw[j], zw[j],
+ tx0[c][0], tx0[c][1],
+ tx0[c][2], tx0[c][3],
+ tx1[c][0], tx1[c][1],
+ tx1[c][2], tx1[c][3]);
+ }
+
+ if (level0 != level1) {
+ /* get texels from second mipmap level and blend */
+ float rgba2[4][4];
+ x0[j] /= 2;
+ y0[j] /= 2;
+ z0[j] /= 2;
+ x1[j] /= 2;
+ y1[j] /= 2;
+ z1[j] /= 2;
+ get_texel(tgsi_sampler, face, level1, x0[j], y0[j], z0[j], tx0, 0);
+ get_texel(tgsi_sampler, face, level1, x1[j], y0[j], z0[j], tx0, 1);
+ get_texel(tgsi_sampler, face, level1, x0[j], y1[j], z0[j], tx0, 2);
+ get_texel(tgsi_sampler, face, level1, x1[j], y1[j], z0[j], tx0, 3);
+ get_texel(tgsi_sampler, face, level1, x0[j], y0[j], z1[j], tx1, 0);
+ get_texel(tgsi_sampler, face, level1, x1[j], y0[j], z1[j], tx1, 1);
+ get_texel(tgsi_sampler, face, level1, x0[j], y1[j], z1[j], tx1, 2);
+ get_texel(tgsi_sampler, face, level1, x1[j], y1[j], z1[j], tx1, 3);
+
+ /* interpolate R, G, B, A */
+ for (c = 0; c < 4; c++) {
+ rgba2[c][j] = lerp_3d(xw[j], yw[j], zw[j],
+ tx0[c][0], tx0[c][1],
+ tx0[c][2], tx0[c][3],
+ tx1[c][0], tx1[c][1],
+ tx1[c][2], tx1[c][3]);
+ }
+
+ /* blend mipmap levels */
+ for (c = 0; c < NUM_CHANNELS; c++) {
+ rgba[c][j] = lerp(levelBlend, rgba[c][j], rgba2[c][j]);
+ }
+ }
+ }
+ }
+ break;
+ default:
+ assert(0);
+ }
+}
+
+
+static void
+lp_get_samples_cube(struct tgsi_sampler *sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ unsigned faces[QUAD_SIZE], j;
+ float ssss[4], tttt[4];
+ for (j = 0; j < QUAD_SIZE; j++) {
+ faces[j] = choose_cube_face(s[j], t[j], p[j], ssss + j, tttt + j);
+ }
+ lp_get_samples_2d_common(sampler, ssss, tttt, NULL,
+ lodbias, rgba, faces);
+}
+
+
+static void
+lp_get_samples_rect(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+ const uint face = 0;
+ unsigned level0, level1, j, imgFilter;
+ int width, height;
+ float levelBlend;
+
+ choose_mipmap_levels(tgsi_sampler, s, t, p,
+ lodbias,
+ &level0, &level1, &levelBlend, &imgFilter);
+
+ /* texture RECTS cannot be mipmapped */
+ assert(level0 == level1);
+
+ width = texture->width[level0];
+ height = texture->height[level0];
+
+ assert(width > 0);
+
+ switch (imgFilter) {
+ case PIPE_TEX_FILTER_NEAREST:
+ {
+ int x[4], y[4];
+ nearest_texcoord_unnorm_4(sampler->wrap_s, s, width, x);
+ nearest_texcoord_unnorm_4(sampler->wrap_t, t, height, y);
+ for (j = 0; j < QUAD_SIZE; j++) {
+ get_texel(tgsi_sampler, face, level0, x[j], y[j], 0, rgba, j);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
+ shadow_compare(sampler, rgba, p, j);
+ }
+ }
+ }
+ break;
+ case PIPE_TEX_FILTER_LINEAR:
+ case PIPE_TEX_FILTER_ANISO:
+ {
+ int x0[4], y0[4], x1[4], y1[4];
+ float xw[4], yw[4]; /* weights */
+ linear_texcoord_unnorm_4(sampler->wrap_s, s, width, x0, x1, xw);
+ linear_texcoord_unnorm_4(sampler->wrap_t, t, height, y0, y1, yw);
+ for (j = 0; j < QUAD_SIZE; j++) {
+ float tx[4][4]; /* texels */
+ int c;
+ get_texel(tgsi_sampler, face, level0, x0[j], y0[j], 0, tx, 0);
+ get_texel(tgsi_sampler, face, level0, x1[j], y0[j], 0, tx, 1);
+ get_texel(tgsi_sampler, face, level0, x0[j], y1[j], 0, tx, 2);
+ get_texel(tgsi_sampler, face, level0, x1[j], y1[j], 0, tx, 3);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
+ shadow_compare4(sampler, tx, p);
+ }
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = lerp_2d(xw[j], yw[j],
+ tx[c][0], tx[c][1], tx[c][2], tx[c][3]);
+ }
+ }
+ }
+ break;
+ default:
+ assert(0);
+ }
+}
+
+
+/**
+ * Error condition handler
+ */
+static INLINE void
+lp_get_samples_null(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ int i,j;
+
+ for (i = 0; i < 4; i++)
+ for (j = 0; j < 4; j++)
+ rgba[i][j] = 1.0;
+}
+
+/**
+ * Called via tgsi_sampler::get_samples() when using a sampler for the
+ * first time. Determine the actual sampler function, link it in and
+ * call it.
+ */
+void
+lp_get_samples(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+
+ /* Default to the 'undefined' case:
+ */
+ tgsi_sampler->get_samples = lp_get_samples_null;
+
+ if (!texture) {
+ assert(0); /* is this legal?? */
+ goto out;
+ }
+
+ if (!sampler->normalized_coords) {
+ assert (texture->target == PIPE_TEXTURE_2D);
+ tgsi_sampler->get_samples = lp_get_samples_rect;
+ goto out;
+ }
+
+ switch (texture->target) {
+ case PIPE_TEXTURE_1D:
+ tgsi_sampler->get_samples = lp_get_samples_1d;
+ break;
+ case PIPE_TEXTURE_2D:
+ tgsi_sampler->get_samples = lp_get_samples_2d;
+ break;
+ case PIPE_TEXTURE_3D:
+ tgsi_sampler->get_samples = lp_get_samples_3d;
+ break;
+ case PIPE_TEXTURE_CUBE:
+ tgsi_sampler->get_samples = lp_get_samples_cube;
+ break;
+ default:
+ assert(0);
+ break;
+ }
+
+ /* Do this elsewhere:
+ */
+ samp->xpot = util_unsigned_logbase2( samp->texture->width[0] );
+ samp->ypot = util_unsigned_logbase2( samp->texture->height[0] );
+
+ /* Try to hook in a faster sampler. Ultimately we'll have to
+ * code-generate these. Luckily most of this looks like it is
+ * orthogonal state within the sampler.
+ */
+ if (texture->target == PIPE_TEXTURE_2D &&
+ sampler->min_img_filter == sampler->mag_img_filter &&
+ sampler->wrap_s == sampler->wrap_t &&
+ sampler->compare_mode == FALSE &&
+ sampler->normalized_coords)
+ {
+ if (sampler->min_mip_filter == PIPE_TEX_MIPFILTER_NONE) {
+ samp->level = CLAMP((int) sampler->min_lod,
+ 0, (int) texture->last_level);
+
+ if (sampler->wrap_s == PIPE_TEX_WRAP_REPEAT) {
+ switch (sampler->min_img_filter) {
+ case PIPE_TEX_FILTER_NEAREST:
+ tgsi_sampler->get_samples = lp_get_samples_2d_nearest_repeat_POT;
+ break;
+ case PIPE_TEX_FILTER_LINEAR:
+ tgsi_sampler->get_samples = lp_get_samples_2d_linear_repeat_POT;
+ break;
+ default:
+ break;
+ }
+ }
+ else if (sampler->wrap_s == PIPE_TEX_WRAP_CLAMP) {
+ switch (sampler->min_img_filter) {
+ case PIPE_TEX_FILTER_NEAREST:
+ tgsi_sampler->get_samples = lp_get_samples_2d_nearest_clamp_POT;
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ else if (sampler->min_mip_filter == PIPE_TEX_MIPFILTER_LINEAR) {
+ if (sampler->wrap_s == PIPE_TEX_WRAP_REPEAT) {
+ switch (sampler->min_img_filter) {
+ case PIPE_TEX_FILTER_LINEAR:
+ tgsi_sampler->get_samples = lp_get_samples_2d_linear_mip_linear_repeat_POT;
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ }
+ else if (0) {
+ _debug_printf("target %d/%d min_mip %d/%d min_img %d/%d wrap %d/%d compare %d/%d norm %d/%d\n",
+ texture->target, PIPE_TEXTURE_2D,
+ sampler->min_mip_filter, PIPE_TEX_MIPFILTER_NONE,
+ sampler->min_img_filter, sampler->mag_img_filter,
+ sampler->wrap_s, sampler->wrap_t,
+ sampler->compare_mode, FALSE,
+ sampler->normalized_coords, TRUE);
+ }
+
+out:
+ tgsi_sampler->get_samples( tgsi_sampler, s, t, p, lodbias, rgba );
+}
+
+
+void PIPE_CDECL
+lp_fetch_texel_soa( struct tgsi_sampler **samplers,
+ uint32_t unit,
+ float *store )
+{
+ struct tgsi_sampler *sampler = samplers[unit];
+
+#if 0
+ uint j;
+
+ debug_printf("%s sampler: %p (%p) store: %p\n",
+ __FUNCTION__,
+ sampler, *sampler,
+ store );
+
+ debug_printf("lodbias %f\n", store[12]);
+
+ for (j = 0; j < 4; j++)
+ debug_printf("sample %d texcoord %f %f\n",
+ j,
+ store[0+j],
+ store[4+j]);
+#endif
+
+ {
+ float rgba[NUM_CHANNELS][QUAD_SIZE];
+ sampler->get_samples(sampler,
+ &store[0],
+ &store[4],
+ &store[8],
+ 0.0f, /*store[12], lodbias */
+ rgba);
+ memcpy(store, rgba, sizeof rgba);
+ }
+
+#if 0
+ for (j = 0; j < 4; j++)
+ debug_printf("sample %d result %f %f %f %f\n",
+ j,
+ store[0+j],
+ store[4+j],
+ store[8+j],
+ store[12+j]);
+#endif
+}
+
+
+#include "lp_bld_type.h"
+#include "lp_bld_intr.h"
+#include "lp_bld_tgsi.h"
+
+
+struct lp_c_sampler_soa
+{
+ struct lp_build_sampler_soa base;
+
+ LLVMValueRef context_ptr;
+
+ LLVMValueRef samplers_ptr;
+
+ /** Coords/texels store */
+ LLVMValueRef store_ptr;
+};
+
+
+static void
+lp_c_sampler_soa_destroy(struct lp_build_sampler_soa *sampler)
+{
+ FREE(sampler);
+}
+
+
+static void
+lp_c_sampler_soa_emit_fetch_texel(struct lp_build_sampler_soa *_sampler,
+ LLVMBuilderRef builder,
+ struct lp_type type,
+ unsigned unit,
+ unsigned num_coords,
+ const LLVMValueRef *coords,
+ LLVMValueRef lodbias,
+ LLVMValueRef *texel)
+{
+ struct lp_c_sampler_soa *sampler = (struct lp_c_sampler_soa *)_sampler;
+ LLVMTypeRef vec_type = LLVMTypeOf(coords[0]);
+ LLVMValueRef args[3];
+ unsigned i;
+
+ if(!sampler->samplers_ptr)
+ sampler->samplers_ptr = lp_jit_context_samplers(builder, sampler->context_ptr);
+
+ if(!sampler->store_ptr)
+ sampler->store_ptr = LLVMBuildArrayAlloca(builder,
+ vec_type,
+ LLVMConstInt(LLVMInt32Type(), 4, 0),
+ "texel_store");
+
+ for (i = 0; i < num_coords; i++) {
+ LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0);
+ LLVMValueRef coord_ptr = LLVMBuildGEP(builder, sampler->store_ptr, &index, 1, "");
+ LLVMBuildStore(builder, coords[i], coord_ptr);
+ }
+
+ args[0] = sampler->samplers_ptr;
+ args[1] = LLVMConstInt(LLVMInt32Type(), unit, 0);
+ args[2] = sampler->store_ptr;
+
+ lp_build_intrinsic(builder, "fetch_texel", LLVMVoidType(), args, 3);
+
+ for (i = 0; i < NUM_CHANNELS; ++i) {
+ LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0);
+ LLVMValueRef texel_ptr = LLVMBuildGEP(builder, sampler->store_ptr, &index, 1, "");
+ texel[i] = LLVMBuildLoad(builder, texel_ptr, "");
+ }
+}
+
+
+struct lp_build_sampler_soa *
+lp_c_sampler_soa_create(LLVMValueRef context_ptr)
+{
+ struct lp_c_sampler_soa *sampler;
+
+ sampler = CALLOC_STRUCT(lp_c_sampler_soa);
+ if(!sampler)
+ return NULL;
+
+ sampler->base.destroy = lp_c_sampler_soa_destroy;
+ sampler->base.emit_fetch_texel = lp_c_sampler_soa_emit_fetch_texel;
+ sampler->context_ptr = context_ptr;
+
+ return &sampler->base;
+}
+
#include "pipe/p_shader_tokens.h"
#include "lp_bld_debug.h"
#include "lp_bld_type.h"
-#include "lp_bld_intr.h"
#include "lp_bld_sample.h"
#include "lp_bld_tgsi.h"
#include "lp_state.h"
#include "lp_context.h"
#include "lp_state.h"
#include "lp_texture.h"
-#include "lp_tex_cache.h"
#include "lp_screen.h"
#include "lp_winsys.h"
#include "util/u_tile.h"
#include "util/u_rect.h"
#include "lp_context.h"
-#include "lp_surface.h"
-#include "lp_texture.h"
#include "lp_tile_soa.h"
#include "lp_tile_cache.h"
#include "sp_surface.h"
#include "sp_tile_cache.h"
#include "sp_tex_tile_cache.h"
-#include "sp_texture.h"
#include "sp_winsys.h"
#include "sp_query.h"
#include "draw/draw_context.h"
#include "sp_flush.h"
#include "sp_context.h"
-#include "sp_surface.h"
#include "sp_state.h"
#include "sp_tile_cache.h"
#include "sp_tex_tile_cache.h"
-#include "sp_winsys.h"
void
sp_vbuf_destroy(struct vbuf_render *vbr)
{
struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
- align_free(cvbr->vertex_buffer);
+ if(cvbr->vertex_buffer)
+ align_free(cvbr->vertex_buffer);
sp_setup_destroy_context(cvbr->setup);
FREE(cvbr);
}
#include "util/u_memory.h"
#include "sp_context.h"
#include "sp_quad.h"
-#include "sp_surface.h"
#include "sp_tile_cache.h"
#include "sp_quad_pipe.h"
*/
#include "pipe/p_defines.h"
+#include "util/u_format.h"
#include "util/u_memory.h"
#include "tgsi/tgsi_scan.h"
#include "sp_context.h"
#include "sp_quad.h"
-#include "sp_surface.h"
#include "sp_quad_pipe.h"
#include "sp_tile_cache.h"
#include "sp_state.h" /* for sp_fragment_shader */
+/** helper to get number of Z buffer bits */
+static unsigned
+get_depth_bits(struct quad_stage *qs)
+{
+ struct pipe_surface *zsurf = qs->softpipe->framebuffer.zsbuf;
+ if (zsurf)
+ return util_format_get_component_bits(zsurf->format,
+ UTIL_FORMAT_COLORSPACE_ZS, 0);
+ else
+ return 0;
+}
+
+
+
static void
depth_test_quads_fallback(struct quad_stage *qs,
struct quad_header *quads[],
nr = alpha_test_quads(qs, quads, nr);
}
- if (qs->softpipe->framebuffer.zsbuf &&
+ if (get_depth_bits(qs) > 0 &&
(qs->softpipe->depth_stencil->depth.enabled ||
qs->softpipe->depth_stencil->stencil[0].enabled)) {
boolean alpha = qs->softpipe->depth_stencil->alpha.enabled;
- boolean depth = (qs->softpipe->framebuffer.zsbuf &&
+ boolean depth = (get_depth_bits(qs) > 0 &&
qs->softpipe->depth_stencil->depth.enabled);
unsigned depthfunc = qs->softpipe->depth_stencil->depth.func;
boolean occlusion = qs->softpipe->active_query_count;
-
if (!alpha &&
!depth &&
!stencil) {
#include "sp_state.h"
#include "sp_quad.h"
#include "sp_quad_pipe.h"
-#include "sp_texture.h"
-#include "sp_tex_sample.h"
struct quad_shade_stage
#include "draw/draw_private.h"
#include "draw/draw_vertex.h"
#include "pipe/p_shader_tokens.h"
-#include "pipe/p_thread.h"
#include "util/u_math.h"
#include "util/u_memory.h"
#include "sp_context.h"
#include "sp_state.h"
-#include "sp_surface.h"
#include "sp_tile_cache.h"
#include "draw/draw_context.h"
#include "sp_context.h"
#include "sp_state.h"
-#include "sp_surface.h"
#include "draw/draw_context.h"
#include "util/u_tile.h"
#include "util/u_math.h"
#include "sp_context.h"
-#include "sp_surface.h"
#include "sp_texture.h"
#include "sp_tex_tile_cache.h"
#include "util/u_memory.h"
#include "sp_context.h"
-#include "sp_state.h"
#include "sp_texture.h"
#include "sp_screen.h"
#include "sp_winsys.h"
#include "svga_cmd.h"
#include "pipe/p_inlines.h"
-#include "util/u_prim.h"
#include "indices/u_indices.h"
#include "svga_hw_reg.h"
**********************************************************/
#include "pipe/p_inlines.h"
-#include "util/u_prim.h"
#include "util/u_upload_mgr.h"
#include "indices/u_indices.h"
#include "util/u_memory.h"
#include "svga_context.h"
-#include "svga_state.h"
#include "svga_hw_reg.h"
#include "tgsi/tgsi_parse.h"
#include "svga_context.h"
-#include "svga_state.h"
-#include "svga_hw_reg.h"
-#include "svga_cmd.h"
/***********************************************************************
* Constant buffers
#include "util/u_memory.h"
#include "svga_context.h"
-#include "svga_state.h"
#include "svga_hw_reg.h"
#include "svga_hw_reg.h"
#include "svga_context.h"
#include "svga_screen.h"
-#include "svga_winsys.h"
#include "svga_draw.h"
#include "svga_state.h"
#include "svga_swtnl.h"
#include "svga_screen_texture.h"
#include "svga_context.h"
#include "svga_winsys.h"
-#include "svga_draw.h"
#include "svga_debug.h"
-#include "svga_hw_reg.h"
-
-
-
static void svga_flush( struct pipe_context *pipe,
unsigned flags,
#include "svga_screen.h"
#include "svga_context.h"
-#include "svga_state.h"
#include "svga_tgsi.h"
#include "svga_hw_reg.h"
#include "svga_cmd.h"
-#include "svga_draw.h"
#include "svga_debug.h"
#include "svga_context.h"
#include "svga_screen_texture.h"
-#include "svga_state.h"
-#include "svga_winsys.h"
-
-#include "svga_hw_reg.h"
-
-
static void svga_set_scissor_state( struct pipe_context *pipe,
#include "svga_screen.h"
#include "svga_screen_buffer.h"
#include "svga_winsys.h"
-#include "svga_draw.h"
#include "svga_debug.h"
#include "util/u_memory.h"
#include "svga_context.h"
-#include "svga_state.h"
#include "svga_hw_reg.h"
#include "svga_context.h"
#include "svga_screen_texture.h"
-#include "svga_state.h"
-
-#include "svga_hw_reg.h"
#include "svga_debug.h"
#include "svga_screen.h"
#include "svga_screen_buffer.h"
#include "svga_context.h"
-#include "svga_state.h"
-#include "svga_winsys.h"
-
-#include "svga_hw_reg.h"
static void svga_set_vertex_buffers(struct pipe_context *pipe,
#include "svga_screen.h"
#include "svga_context.h"
-#include "svga_state.h"
#include "svga_tgsi.h"
#include "svga_hw_reg.h"
#include "svga_cmd.h"
#include "svga_screen.h"
#include "svga_screen_texture.h"
#include "svga_screen_buffer.h"
-#include "svga_cmd.h"
#include "svga_debug.h"
-#include "svga_hw_reg.h"
#include "svga3d_shaderdefs.h"
pipe_mutex_init(svgascreen->tex_mutex);
pipe_mutex_init(svgascreen->swc_mutex);
- LIST_INITHEAD(&svgascreen->cached_buffers);
-
svga_screen_cache_init(svgascreen);
return screen;
pipe_mutex tex_mutex;
pipe_mutex swc_mutex; /* Protects the use of swc and dirty_buffers */
- /**
- * List of buffers with cached GMR. Ordered from the most recently used to
- * the least recently used
- */
- struct list_head cached_buffers;
-
struct svga_host_surface_cache cache;
};
if(sbuf->hw.buf) {
sws->buffer_destroy(sws, sbuf->hw.buf);
sbuf->hw.buf = NULL;
- assert(sbuf->head.prev && sbuf->head.next);
- LIST_DEL(&sbuf->head);
-#ifdef DEBUG
- sbuf->head.next = sbuf->head.prev = NULL;
-#endif
}
}
-static INLINE enum pipe_error
-svga_buffer_backup(struct svga_screen *ss, struct svga_buffer *sbuf)
-{
- if (sbuf->hw.buf && sbuf->hw.num_ranges) {
- void *src;
-
- if (!sbuf->swbuf)
- sbuf->swbuf = align_malloc(sbuf->base.size, sbuf->base.alignment);
- if (!sbuf->swbuf)
- return PIPE_ERROR_OUT_OF_MEMORY;
-
- src = ss->sws->buffer_map(ss->sws, sbuf->hw.buf,
- PIPE_BUFFER_USAGE_CPU_READ);
- if (!src)
- return PIPE_ERROR;
-
- memcpy(sbuf->swbuf, src, sbuf->base.size);
- ss->sws->buffer_unmap(ss->sws, sbuf->hw.buf);
- }
-
- return PIPE_OK;
-}
-
-/**
- * Try to make GMR space available by freeing the hardware storage of
- * unmapped
- */
-boolean
-svga_buffer_free_cached_hw_storage(struct svga_screen *ss)
-{
- struct list_head *curr;
- struct svga_buffer *sbuf;
- enum pipe_error ret = PIPE_OK;
-
- curr = ss->cached_buffers.prev;
-
- /* free the least recently used buffer's hw storage which is not mapped */
- do {
- if(curr == &ss->cached_buffers)
- return FALSE;
-
- sbuf = LIST_ENTRY(struct svga_buffer, curr, head);
-
- curr = curr->prev;
- if (sbuf->map.count == 0)
- ret = svga_buffer_backup(ss, sbuf);
-
- } while(sbuf->map.count != 0 || ret != PIPE_OK);
-
- svga_buffer_destroy_hw_storage(ss, sbuf);
-
- return TRUE;
-}
-
struct svga_winsys_buffer *
svga_winsys_buffer_create( struct svga_screen *ss,
unsigned alignment,
svga_screen_flush(ss, NULL);
buf = sws->buffer_create(sws, alignment, usage, size);
- SVGA_DBG(DEBUG_DMA|DEBUG_PERF, "evicting buffers to find %d bytes GMR\n",
- size);
-
- /* Try evicing all buffer storage */
- while(!buf && svga_buffer_free_cached_hw_storage(ss))
- buf = sws->buffer_create(sws, alignment, usage, size);
}
return buf;
return PIPE_ERROR_OUT_OF_MEMORY;
assert(!sbuf->needs_flush);
- assert(!sbuf->head.prev && !sbuf->head.next);
- LIST_ADD(&sbuf->head, &ss->cached_buffers);
}
return PIPE_OK;
svga_buffer_upload_flush(struct svga_context *svga,
struct svga_buffer *sbuf)
{
- struct svga_screen *ss = svga_screen(svga->pipe.screen);
SVGA3dCopyBox *boxes;
unsigned i;
assert(sbuf->head.prev && sbuf->head.next);
LIST_DEL(&sbuf->head);
+#ifdef DEBUG
+ sbuf->head.next = sbuf->head.prev = NULL;
+#endif
sbuf->needs_flush = FALSE;
- /* XXX: do we care about cached_buffers any more ?*/
- LIST_ADD(&sbuf->head, &ss->cached_buffers);
sbuf->hw.svga = NULL;
sbuf->hw.boxes = NULL;
+ sbuf->host_written = TRUE;
+
/* Decrement reference count */
pipe_reference(&(sbuf->base.reference), NULL);
sbuf = NULL;
}
else {
if(!sbuf->hw.buf) {
- struct svga_winsys_surface *handle = sbuf->handle;
-
if(svga_buffer_create_hw_storage(ss, sbuf) != PIPE_OK)
return NULL;
/* Populate the hardware storage if the host surface pre-existed */
- if((usage & PIPE_BUFFER_USAGE_CPU_READ) && handle) {
+ if(sbuf->host_written) {
SVGA3dSurfaceDMAFlags flags;
enum pipe_error ret;
struct pipe_fence_handle *fence = NULL;
+ assert(sbuf->handle);
+
SVGA_DBG(DEBUG_DMA|DEBUG_PERF, "dma from sid %p (buffer), bytes %u - %u\n",
sbuf->handle, 0, sbuf->base.size);
sws->fence_reference(sws, &fence, NULL);
}
}
- else {
- if((usage & PIPE_BUFFER_USAGE_CPU_READ) && !sbuf->needs_flush) {
- /* We already had the hardware storage but we would have to issue
- * a download if we hadn't, so move the buffer to the begginning
- * of the LRU list.
- */
- assert(sbuf->head.prev && sbuf->head.next);
- LIST_DEL(&sbuf->head);
- LIST_ADD(&sbuf->head, &ss->cached_buffers);
- }
- }
map = sws->buffer_map(sws, sbuf->hw.buf, usage);
}
assert(!sbuf->needs_flush);
- if(sbuf->handle) {
- SVGA_DBG(DEBUG_DMA, "release sid %p sz %d\n", sbuf->handle, sbuf->base.size);
- svga_screen_surface_destroy(ss, &sbuf->key, &sbuf->handle);
- }
+ if(sbuf->handle)
+ svga_buffer_destroy_host_surface(ss, sbuf);
if(sbuf->hw.buf)
svga_buffer_destroy_hw_storage(ss, sbuf);
struct svga_screen *ss = svga_screen(screen);
struct svga_buffer *sbuf;
+ assert(size);
+ assert(alignment);
+
sbuf = CALLOC_STRUCT(svga_buffer);
if(!sbuf)
goto error1;
assert(sbuf->hw.svga == svga);
sbuf->needs_flush = TRUE;
- assert(sbuf->head.prev && sbuf->head.next);
- LIST_DEL(&sbuf->head);
+ assert(!sbuf->head.prev && !sbuf->head.next);
LIST_ADDTAIL(&sbuf->head, &svga->dirty_buffers);
}
*/
struct svga_winsys_surface *handle;
+ /**
+ * Whether the host has been ever written.
+ */
+ boolean host_written;
+
struct {
unsigned count;
boolean writing;
void
svga_context_flush_buffers(struct svga_context *svga);
-boolean
-svga_buffer_free_cached_hw_storage(struct svga_screen *ss);
-
struct svga_winsys_buffer *
svga_winsys_buffer_create(struct svga_screen *ss,
unsigned alignment,
tex->key.numFaces = 1;
}
+ tex->key.cachable = 1;
+
if(templat->tex_usage & PIPE_TEXTURE_USAGE_SAMPLER)
tex->key.flags |= SVGA3D_SURFACE_HINT_TEXTURE;
- if(templat->tex_usage & PIPE_TEXTURE_USAGE_PRIMARY)
+ if(templat->tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET) {
+ tex->key.cachable = 0;
+ }
+
+ if(templat->tex_usage & PIPE_TEXTURE_USAGE_PRIMARY) {
tex->key.flags |= SVGA3D_SURFACE_HINT_SCANOUT;
+ tex->key.cachable = 0;
+ }
/*
* XXX: Never pass the SVGA3D_SURFACE_HINT_RENDERTARGET hint. Mesa cannot
if(tex->key.format == SVGA3D_FORMAT_INVALID)
goto error2;
- tex->key.cachable = 1;
-
SVGA_DBG(DEBUG_DMA, "surface_create for texture\n", tex->handle);
tex->handle = svga_screen_surface_create(svgascreen, &tex->key);
if (tex->handle)
}
+struct pipe_texture *
+svga_screen_texture_wrap_surface(struct pipe_screen *screen,
+ struct pipe_texture *base,
+ enum SVGA3dSurfaceFormat format,
+ struct svga_winsys_surface *srf)
+{
+ struct svga_texture *tex;
+ assert(screen);
+
+ /* Only supports one type */
+ if (base->target != PIPE_TEXTURE_2D ||
+ base->last_level != 0 ||
+ base->depth0 != 1) {
+ return NULL;
+ }
+
+ if (!srf)
+ return NULL;
+
+ if (svga_translate_format(base->format) != format) {
+ unsigned f1 = svga_translate_format(base->format);
+ unsigned f2 = format;
+
+ /* It's okay for XRGB and ARGB or depth with/out stencil to get mixed up */
+ if ( !( (f1 == SVGA3D_X8R8G8B8 && f2 == SVGA3D_A8R8G8B8) ||
+ (f1 == SVGA3D_A8R8G8B8 && f2 == SVGA3D_X8R8G8B8) ||
+ (f1 == SVGA3D_Z_D24X8 && f2 == SVGA3D_Z_D24S8) ) ) {
+ debug_printf("%s wrong format %u != %u\n", __FUNCTION__, f1, f2);
+ return NULL;
+ }
+ }
+
+ tex = CALLOC_STRUCT(svga_texture);
+ if (!tex)
+ return NULL;
+
+ tex->base = *base;
+
+
+ if (format == 1)
+ tex->base.format = PIPE_FORMAT_X8R8G8B8_UNORM;
+ else if (format == 2)
+ tex->base.format = PIPE_FORMAT_A8R8G8B8_UNORM;
+
+ pipe_reference_init(&tex->base.reference, 1);
+ tex->base.screen = screen;
+
+ SVGA_DBG(DEBUG_DMA, "wrap surface sid %p\n", srf);
+
+ tex->key.cachable = 0;
+ tex->handle = srf;
+
+ return &tex->base;
+}
+
+
static void
svga_texture_destroy(struct pipe_texture *pt)
{
#include "svga_cmd.h"
#include "svga_debug.h"
-#include "svga_hw_reg.h"
-
/***********************************************************************
* Hardware state update
#include "svga_state.h"
#include "svga_cmd.h"
-#include "svga_hw_reg.h"
-
-
struct rs_queue {
unsigned rs_count;
#include "svga_state.h"
#include "svga_cmd.h"
-#include "svga_hw_reg.h"
-
void svga_cleanup_tss_binding(struct svga_context *svga)
{
#include "pipe/p_inlines.h"
#include "util/u_math.h"
#include "util/u_memory.h"
-#include "util/u_simple_shaders.h"
#include "svga_context.h"
#include "svga_state.h"
if (!svga_render->vbuf) {
svga_render->vbuf_size = MAX2(size, svga_render->vbuf_alloc_size);
svga_render->vbuf = pipe_buffer_create(screen,
- 0,
+ 16,
PIPE_BUFFER_USAGE_VERTEX,
svga_render->vbuf_size);
if(!svga_render->vbuf) {
svga_context_flush(svga, NULL);
svga_render->vbuf = pipe_buffer_create(screen,
- 0,
+ 16,
PIPE_BUFFER_USAGE_VERTEX,
svga_render->vbuf_size);
assert(svga_render->vbuf);
char *ptr = (char*)pipe_buffer_map(screen,
svga_render->vbuf,
PIPE_BUFFER_USAGE_CPU_WRITE |
- PIPE_BUFFER_USAGE_FLUSH_EXPLICIT);
+ PIPE_BUFFER_USAGE_FLUSH_EXPLICIT |
+ PIPE_BUFFER_USAGE_DISCARD |
+ PIPE_BUFFER_USAGE_UNSYNCHRONIZED);
return ptr + svga_render->vbuf_offset;
}
if (!svga_render->ibuf) {
svga_render->ibuf_size = MAX2(size, svga_render->ibuf_alloc_size);
svga_render->ibuf = pipe_buffer_create(screen,
- 0,
+ 2,
PIPE_BUFFER_USAGE_VERTEX,
svga_render->ibuf_size);
svga_render->ibuf_offset = 0;
}
- pipe_buffer_write(screen, svga_render->ibuf,
- svga_render->ibuf_offset, 2 * nr_indices, indices);
+ pipe_buffer_write_nooverlap(screen, svga_render->ibuf,
+ svga_render->ibuf_offset, 2 * nr_indices, indices);
/* off to hardware */
#include "draw/draw_vbuf.h"
#include "pipe/p_inlines.h"
#include "pipe/p_state.h"
-#include "util/u_memory.h"
#include "svga_context.h"
#include "svga_swtnl.h"
#include "draw/draw_vbuf.h"
#include "pipe/p_inlines.h"
#include "pipe/p_state.h"
-#include "util/u_memory.h"
#include "svga_context.h"
#include "svga_swtnl.h"
#include "util/u_memory.h"
#include "svga_tgsi_emit.h"
-#include "svga_context.h"
-
-
static boolean ps20_input( struct svga_shader_emitter *emit,
#include "util/u_memory.h"
#include "svga_tgsi_emit.h"
-#include "svga_context.h"
static boolean translate_vs_ps_semantic( struct tgsi_declaration_semantic semantic,
unsigned *usage,
struct pipe_buffer **buffer,
unsigned *stride);
+struct pipe_texture *
+svga_screen_texture_wrap_surface(struct pipe_screen *screen,
+ struct pipe_texture *base,
+ enum SVGA3dSurfaceFormat format,
+ struct svga_winsys_surface *srf);
+
#endif /* SVGA_WINSYS_H_ */
if (!tr_api)
goto error;
+ tr_api->base.driver_name = api->driver_name;
tr_api->base.create_screen = trace_drm_create_screen;
tr_api->base.create_context = trace_drm_create_context;
tr_api->base.texture_from_shared_handle = trace_drm_texture_from_shared_handle;
if(screen->buffer_map_range) {
unsigned offset = 0;
unsigned length = buf->size;
-
- /* XXX: Actually we should be using/detecting DISCARD
- * instead of assuming that WRITE implies discard */
- if((usage & PIPE_BUFFER_USAGE_CPU_WRITE) &&
- !(usage & PIPE_BUFFER_USAGE_DISCARD))
- usage |= PIPE_BUFFER_USAGE_CPU_READ;
-
return screen->buffer_map_range(screen, buf, offset, length, usage);
}
else
map = pipe_buffer_map_range(screen, buf, offset, size,
PIPE_BUFFER_USAGE_CPU_WRITE |
- PIPE_BUFFER_USAGE_FLUSH_EXPLICIT);
+ PIPE_BUFFER_USAGE_FLUSH_EXPLICIT |
+ PIPE_BUFFER_USAGE_DISCARD);
+ assert(map);
+ if(map) {
+ memcpy((uint8_t *)map + offset, data, size);
+ pipe_buffer_flush_mapped_range(screen, buf, offset, size);
+ pipe_buffer_unmap(screen, buf);
+ }
+}
+
+/**
+ * Special case for writing non-overlapping ranges.
+ *
+ * We can avoid GPU/CPU synchronization when writing range that has never
+ * been written before.
+ */
+static INLINE void
+pipe_buffer_write_nooverlap(struct pipe_screen *screen,
+ struct pipe_buffer *buf,
+ unsigned offset, unsigned size,
+ const void *data)
+{
+ void *map;
+
+ assert(offset < buf->size);
+ assert(offset + size <= buf->size);
+ assert(size);
+
+ map = pipe_buffer_map_range(screen, buf, offset, size,
+ PIPE_BUFFER_USAGE_CPU_WRITE |
+ PIPE_BUFFER_USAGE_FLUSH_EXPLICIT |
+ PIPE_BUFFER_USAGE_DISCARD |
+ PIPE_BUFFER_USAGE_UNSYNCHRONIZED);
assert(map);
if(map) {
memcpy((uint8_t *)map + offset, data, size);
{
const char *name;
+ /**
+ * Kernel driver name, as accepted by drmOpenByName.
+ */
+ const char *driver_name;
+
/**
* Special buffer functions
*/
{
struct dri_context *ctx = dri_context(cPriv);
+ /* note: we are freeing values and nothing more because
+ * driParseConfigFiles allocated values only - the rest
+ * is owned by screen optionCache.
+ */
+ FREE(ctx->optionCache.values);
+
/* No particular reason to wait for command completion before
* destroying a context, but it is probably worthwhile flushing it
* to avoid having to add code elsewhere to cope with flushing a
struct dri_drawable *drawable = dri_drawable(dPriv);
struct pipe_surface *surface = NULL;
- struct pipe_screen *screen = dri_screen(drawable->sPriv)->pipe_screen;
+ struct dri_screen *st_screen = dri_screen(drawable->sPriv);
+ struct pipe_screen *screen = st_screen->pipe_screen;
__DRIbuffer *buffers = NULL;
__DRIscreen *dri_screen = drawable->sPriv;
__DRIdrawable *dri_drawable = drawable->dPriv;
- struct drm_api *api = ((struct dri_screen*)(dri_screen->private))->api;
+ struct drm_api *api = st_screen->api;
boolean have_depth = FALSE;
int i, count;
switch (buffers[i].attachment) {
case __DRI_BUFFER_FRONT_LEFT:
- continue;
+ if (!st_screen->auto_fake_front)
+ continue;
+ /* fallthrough */
case __DRI_BUFFER_FAKE_FRONT_LEFT:
index = ST_SURFACE_FRONT_LEFT;
format = drawable->color_format;
/* TODO incase of double buffer visual, delay fake creation */
i = 0;
drawable->attachments[i++] = __DRI_BUFFER_FRONT_LEFT;
- drawable->attachments[i++] = __DRI_BUFFER_FAKE_FRONT_LEFT;
-
+ if (!screen->auto_fake_front)
+ drawable->attachments[i++] = __DRI_BUFFER_FAKE_FRONT_LEFT;
if (visual->doubleBufferMode)
drawable->attachments[i++] = __DRI_BUFFER_BACK_LEFT;
if (visual->depthBits && visual->stencilBits)
{
struct dri_screen *screen;
struct drm_create_screen_arg arg;
+ const __DRIdri2LoaderExtension *dri2_ext =
+ sPriv->dri2.loader;
screen = CALLOC_STRUCT(dri_screen);
if (!screen)
driParseOptionInfo(&screen->optionCache,
__driConfigOptions, __driNConfigOptions);
+ screen->auto_fake_front = dri2_ext->base.version >= 3 &&
+ dri2_ext->getBuffersWithFormat != NULL;
+
return dri_fill_in_modes(screen, 32);
fail:
return NULL;
dri_destroy_screen(__DRIscreen * sPriv)
{
struct dri_screen *screen = dri_screen(sPriv);
+ int i;
screen->pipe_screen->destroy(screen->pipe_screen);
+
+ for (i = 0; i < (1 << screen->optionCache.tableSize); ++i) {
+ FREE(screen->optionCache.info[i].name);
+ FREE(screen->optionCache.info[i].ranges);
+ }
+
+ FREE(screen->optionCache.info);
+ FREE(screen->optionCache.values);
+
FREE(screen);
sPriv->private = NULL;
}
struct pipe_screen *pipe_screen;
boolean d_depth_bits_last;
boolean sd_depth_bits_last;
+ boolean auto_fake_front;
};
/** cast wrapper */
TOP = ../../../..
include $(TOP)/configs/current
-LIBNAME = egldrm
-
-LIBRARY_INCLUDES = \
+common_INCLUDES = \
+ -I. \
-I$(TOP)/src/gallium/include \
-I$(TOP)/src/gallium/auxiliary \
- -I$(TOP)/src/mesa/drivers/dri/common \
- -I$(TOP)/src/mesa \
- -I$(TOP)/include \
-I$(TOP)/src/egl/main \
+ -I$(TOP)/include
+
+common_SOURCES = $(wildcard common/*.c)
+common_OBJECTS = $(common_SOURCES:.c=.o)
+
+
+x11_INCLUDES = \
+ -I$(TOP)/src/gallium/drivers \
+ -I$(TOP)/src/glx/x11 \
+ -I$(TOP)/src/egl/drivers/xdri \
+ -I$(TOP)/src/mesa \
$(shell pkg-config --cflags-only-I libdrm)
+x11_SOURCES = $(wildcard x11/*.c) \
+ $(TOP)/src/glx/x11/dri2.c \
+ $(TOP)/src/egl/drivers/xdri/glxinit.c
+x11_OBJECTS = $(x11_SOURCES:.c=.o)
+
+
+kms_INCLUDES = $(shell pkg-config --cflags-only-I libdrm)
+kms_SOURCES = $(wildcard kms/*.c)
+kms_OBJECTS = $(kms_SOURCES:.c=.o)
+
+
+ALL_INCLUDES = $(common_INCLUDES) $(x11_INCLUDES) $(kms_INCLUDES)
+ALL_SOURCES = $(common_SOURCES) $(x11_SOURCES) $(kms_SOURCES)
+ALL_OBJECTS = $(common_OBJECTS) $(x11_OBJECTS) $(kms_OBJECTS)
+
+##### TARGETS #####
+
+EGL_DISPLAYS_MODS = $(foreach dpy, $(EGL_DISPLAYS), libegl$(dpy).a)
+
+default: depend $(EGL_DISPLAYS_MODS)
+
+
+libeglx11.a: $(x11_OBJECTS) $(common_OBJECTS) Makefile
+ $(MKLIB) -o eglx11 -static $(x11_OBJECTS) $(common_OBJECTS)
+
+libeglkms.a: $(kms_OBJECTS) $(common_OBJECTS) Makefile
+ $(MKLIB) -o eglkms -static $(kms_OBJECTS) $(common_OBJECTS)
+
+depend:
+ rm -f depend
+ touch depend
+ $(MKDEP) $(MKDEP_OPTIONS) $(ALL_INCLUDES) $(ALL_SOURCES) 2> /dev/null
+
+clean:
+ rm -f $(ALL_OBJECTS)
+ rm -f $(EGL_DISPLAYS_MODS)
+ rm -f depend depend.bak
+
+# Dummy target
+install:
+ @echo -n ""
+
+##### RULES #####
+
+$(common_OBJECTS): %.o: %.c
+ $(CC) -c $(common_INCLUDES) $(DEFINES) $(CFLAGS) $< -o $@
-C_SOURCES = $(wildcard ./*.c)
+$(x11_OBJECTS): %.o: %.c
+ $(CC) -c $(common_INCLUDES) $(x11_INCLUDES) $(DEFINES) $(CFLAGS) $< -o $@
+$(kms_OBJECTS): %.o: %.c
+ $(CC) -c $(common_INCLUDES) $(kms_INCLUDES) $(DEFINES) $(CFLAGS) $< -o $@
-include ../../Makefile.template
+sinclude depend
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <assert.h>
+#include <string.h>
+#include "pipe/p_screen.h"
+#include "util/u_memory.h"
+#include "util/u_rect.h"
+#include "egldriver.h"
+#include "eglcurrent.h"
+#include "eglconfigutil.h"
+#include "egllog.h"
+
+#include "native.h"
+#include "egl_g3d.h"
+#include "egl_st.h"
+
+/**
+ * Validate the draw/read surfaces of the context.
+ */
+static void
+egl_g3d_validate_context(_EGLDisplay *dpy, _EGLContext *ctx)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct pipe_screen *screen = gdpy->native->screen;
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+ const uint st_att_map[NUM_NATIVE_ATTACHMENTS] = {
+ ST_SURFACE_FRONT_LEFT,
+ ST_SURFACE_BACK_LEFT,
+ ST_SURFACE_FRONT_RIGHT,
+ ST_SURFACE_BACK_RIGHT,
+ };
+ EGLint num_surfaces, s;
+
+ /* validate draw and/or read buffers */
+ num_surfaces = (gctx->base.ReadSurface == gctx->base.DrawSurface) ? 1 : 2;
+ for (s = 0; s < num_surfaces; s++) {
+ struct pipe_texture *textures[NUM_NATIVE_ATTACHMENTS];
+ struct egl_g3d_surface *gsurf;
+ struct egl_g3d_buffer *gbuf;
+ EGLint att;
+
+ if (s == 0) {
+ gsurf = egl_g3d_surface(gctx->base.DrawSurface);
+ gbuf = &gctx->draw;
+ }
+ else {
+ gsurf = egl_g3d_surface(gctx->base.ReadSurface);
+ gbuf = &gctx->read;
+ }
+
+ if (!gctx->force_validate) {
+ unsigned int seq_num;
+
+ gsurf->native->validate(gsurf->native, gbuf->attachment_mask,
+ &seq_num, NULL, NULL, NULL);
+ /* skip validation */
+ if (gsurf->sequence_number == seq_num)
+ continue;
+ }
+
+ pipe_surface_reference(&gsurf->render_surface, NULL);
+ memset(textures, 0, sizeof(textures));
+
+ gsurf->native->validate(gsurf->native, gbuf->attachment_mask,
+ &gsurf->sequence_number, textures,
+ &gsurf->base.Width, &gsurf->base.Height);
+ for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
+ struct pipe_texture *pt = textures[att];
+ struct pipe_surface *ps;
+
+ if (native_attachment_mask_test(gbuf->attachment_mask, att) && pt) {
+ ps = screen->get_tex_surface(screen, pt, 0, 0, 0,
+ PIPE_BUFFER_USAGE_GPU_READ |
+ PIPE_BUFFER_USAGE_GPU_WRITE);
+ gctx->stapi->st_set_framebuffer_surface(gbuf->st_fb,
+ st_att_map[att], ps);
+
+ if (gsurf->render_att == att)
+ pipe_surface_reference(&gsurf->render_surface, ps);
+
+ pipe_surface_reference(&ps, NULL);
+ pipe_texture_reference(&pt, NULL);
+ }
+ }
+
+ gctx->stapi->st_resize_framebuffer(gbuf->st_fb,
+ gsurf->base.Width, gsurf->base.Height);
+ }
+
+ gctx->force_validate = EGL_FALSE;
+
+}
+
+/**
+ * Create a st_framebuffer.
+ */
+static struct st_framebuffer *
+create_framebuffer(_EGLContext *ctx, _EGLSurface *surf)
+{
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ struct egl_g3d_config *gconf = egl_g3d_config(gsurf->base.Config);
+
+ return gctx->stapi->st_create_framebuffer(&gconf->native->mode,
+ gconf->native->color_format, gconf->native->depth_format,
+ gconf->native->stencil_format,
+ gsurf->base.Width, gsurf->base.Height, &gsurf->base);
+}
+
+/**
+ * Update the attachments of draw/read surfaces.
+ */
+static void
+egl_g3d_route_context(_EGLDisplay *dpy, _EGLContext *ctx)
+{
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+ EGLint s;
+
+ /* route draw and read buffers' attachments */
+ for (s = 0; s < 2; s++) {
+ struct egl_g3d_surface *gsurf;
+ struct egl_g3d_buffer *gbuf;
+
+ if (s == 0) {
+ gsurf = egl_g3d_surface(gctx->base.DrawSurface);
+ gbuf = &gctx->draw;
+ }
+ else {
+ gsurf = egl_g3d_surface(gctx->base.ReadSurface);
+ gbuf = &gctx->read;
+ }
+
+ gbuf->attachment_mask = (1 << gsurf->render_att);
+
+ /* FIXME OpenGL defaults to draw the front or back buffer when the
+ * context is single-buffered or double-buffered respectively. In EGL,
+ * however, the buffer to be drawn is determined by the surface, instead
+ * of the context. As a result, rendering to a pixmap surface with a
+ * double-buffered context does not work as expected.
+ *
+ * gctx->stapi->st_draw_front_buffer(gctx->st_ctx, natt ==
+ * NATIVE_ATTACHMENT_FRONT_LEFT);
+ */
+
+ /*
+ * FIXME If the back buffer is asked for here, and the front buffer is
+ * later needed by the client API (e.g. glDrawBuffer is called to draw
+ * the front buffer), it will create a new pipe texture and draw there.
+ * One fix is to ask for both buffers here, but it would be a waste if
+ * the front buffer is never used. A better fix is to add a callback to
+ * the pipe screen with context private (just like flush_frontbuffer).
+ */
+ }
+}
+
+/**
+ * Reallocate the context's framebuffers after draw/read surfaces change.
+ */
+static EGLBoolean
+egl_g3d_realloc_context(_EGLDisplay *dpy, _EGLContext *ctx)
+{
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+ struct egl_g3d_surface *gdraw = egl_g3d_surface(gctx->base.DrawSurface);
+ struct egl_g3d_surface *gread = egl_g3d_surface(gctx->base.ReadSurface);
+
+ /* unreference the old framebuffers */
+ if (gctx->draw.st_fb) {
+ EGLBoolean is_equal = (gctx->draw.st_fb == gctx->read.st_fb);
+ void *priv;
+
+ priv = gctx->stapi->st_framebuffer_private(gctx->draw.st_fb);
+ if (!gdraw || priv != (void *) &gdraw->base) {
+ gctx->stapi->st_unreference_framebuffer(gctx->draw.st_fb);
+ gctx->draw.st_fb = NULL;
+ gctx->draw.attachment_mask = 0x0;
+ }
+
+ if (is_equal) {
+ gctx->read.st_fb = NULL;
+ gctx->draw.attachment_mask = 0x0;
+ }
+ else {
+ priv = gctx->stapi->st_framebuffer_private(gctx->read.st_fb);
+ if (!gread || priv != (void *) &gread->base) {
+ gctx->stapi->st_unreference_framebuffer(gctx->read.st_fb);
+ gctx->read.st_fb = NULL;
+ gctx->draw.attachment_mask = 0x0;
+ }
+ }
+ }
+
+ if (!gdraw)
+ return EGL_TRUE;
+
+ /* create the draw fb */
+ if (!gctx->draw.st_fb) {
+ gctx->draw.st_fb = create_framebuffer(&gctx->base, &gdraw->base);
+ if (!gctx->draw.st_fb)
+ return EGL_FALSE;
+ }
+
+ /* create the read fb */
+ if (!gctx->read.st_fb) {
+ if (gread != gdraw) {
+ gctx->read.st_fb = create_framebuffer(&gctx->base, &gread->base);
+ if (!gctx->read.st_fb) {
+ gctx->stapi->st_unreference_framebuffer(gctx->draw.st_fb);
+ gctx->draw.st_fb = NULL;
+ return EGL_FALSE;
+ }
+ }
+ else {
+ /* there is no st_reference_framebuffer... */
+ gctx->read.st_fb = gctx->draw.st_fb;
+ }
+ }
+
+ egl_g3d_route_context(dpy, &gctx->base);
+ gctx->force_validate = EGL_TRUE;
+
+ return EGL_TRUE;
+}
+
+/**
+ * Return the current context of the given API.
+ */
+static struct egl_g3d_context *
+egl_g3d_get_current_context(EGLint api)
+{
+ _EGLThreadInfo *t = _eglGetCurrentThread();
+ EGLint api_index = _eglConvertApiToIndex(api);
+ return egl_g3d_context(t->CurrentContexts[api_index]);
+}
+
+/**
+ * Return the state tracker for the given context.
+ */
+static const struct egl_g3d_st *
+egl_g3d_choose_st(_EGLDriver *drv, _EGLContext *ctx)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ const struct egl_g3d_st *stapi;
+ EGLint idx = -1;
+
+ switch (ctx->ClientAPI) {
+ case EGL_OPENGL_ES_API:
+ switch (ctx->ClientVersion) {
+ case 1:
+ idx = EGL_G3D_ST_OPENGL_ES;
+ break;
+ case 2:
+ idx = EGL_G3D_ST_OPENGL_ES2;
+ break;
+ default:
+ _eglLog(_EGL_WARNING, "unknown client version %d",
+ ctx->ClientVersion);
+ break;
+ }
+ break;
+ case EGL_OPENVG_API:
+ idx = EGL_G3D_ST_OPENVG;
+ break;
+ case EGL_OPENGL_API:
+ idx = EGL_G3D_ST_OPENGL;
+ break;
+ default:
+ _eglLog(_EGL_WARNING, "unknown client API 0x%04x", ctx->ClientAPI);
+ break;
+ }
+
+ stapi = (idx >= 0) ? gdrv->stapis[idx] : NULL;
+ return stapi;
+}
+
+/**
+ * Initialize the state trackers.
+ */
+static void
+egl_g3d_init_st(_EGLDriver *drv)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ EGLint i;
+
+ /* already initialized */
+ if (gdrv->api_mask)
+ return;
+
+ for (i = 0; i < NUM_EGL_G3D_STS; i++) {
+ gdrv->stapis[i] = egl_g3d_get_st(i);
+ if (gdrv->stapis[i])
+ gdrv->api_mask |= gdrv->stapis[i]->api_bit;
+ }
+
+ if (gdrv->api_mask)
+ _eglLog(_EGL_DEBUG, "Driver API mask: 0x%x", gdrv->api_mask);
+ else
+ _eglLog(_EGL_WARNING, "No supported client API");
+}
+
+/**
+ * Get the probe object of the display.
+ *
+ * Note that this function may be called before the display is initialized.
+ */
+static struct native_probe *
+egl_g3d_get_probe(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ struct native_probe *nprobe;
+
+ nprobe = (struct native_probe *) _eglGetProbeCache(gdrv->probe_key);
+ if (!nprobe || nprobe->display != dpy->NativeDisplay) {
+ if (nprobe)
+ nprobe->destroy(nprobe);
+ nprobe = native_create_probe(dpy->NativeDisplay);
+ _eglSetProbeCache(gdrv->probe_key, (void *) nprobe);
+ }
+
+ return nprobe;
+}
+
+/**
+ * Destroy the probe object of the display. The display may be NULL.
+ *
+ * Note that this function may be called before the display is initialized.
+ */
+static void
+egl_g3d_destroy_probe(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ struct native_probe *nprobe;
+
+ nprobe = (struct native_probe *) _eglGetProbeCache(gdrv->probe_key);
+ if (nprobe && (!dpy || nprobe->display == dpy->NativeDisplay)) {
+ nprobe->destroy(nprobe);
+ _eglSetProbeCache(gdrv->probe_key, NULL);
+ }
+}
+
+/**
+ * Return an API mask that consists of the state trackers that supports the
+ * given mode.
+ *
+ * FIXME add st_is_mode_supported()?
+ */
+static EGLint
+get_mode_api_mask(const __GLcontextModes *mode, EGLint api_mask)
+{
+ EGLint check;
+
+ /* OpenGL ES 1.x and 2.x are checked together */
+ check = EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT;
+ if (api_mask & check) {
+ /* this is required by EGL, not by OpenGL ES */
+ if (mode->drawableType & GLX_WINDOW_BIT && !mode->doubleBufferMode)
+ api_mask &= ~check;
+ }
+
+ check = EGL_OPENVG_BIT;
+ if (api_mask & check) {
+ /* vega st needs the depth/stencil rb */
+ if (!mode->depthBits && !mode->stencilBits)
+ api_mask &= ~check;
+ }
+
+ return api_mask;
+}
+
+#ifdef EGL_MESA_screen_surface
+
+static void
+egl_g3d_add_screens(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ const struct native_connector **native_connectors;
+ EGLint num_connectors, i;
+
+ native_connectors =
+ gdpy->native->modeset->get_connectors(gdpy->native, &num_connectors, NULL);
+ if (!num_connectors) {
+ if (native_connectors)
+ free(native_connectors);
+ return;
+ }
+
+ for (i = 0; i < num_connectors; i++) {
+ const struct native_connector *nconn = native_connectors[i];
+ struct egl_g3d_screen *gscr;
+ const struct native_mode **native_modes;
+ EGLint num_modes, j;
+
+ /* TODO support for hotplug */
+ native_modes =
+ gdpy->native->modeset->get_modes(gdpy->native, nconn, &num_modes);
+ if (!num_modes) {
+ if (native_modes)
+ free(native_modes);
+ continue;
+ }
+
+ gscr = CALLOC_STRUCT(egl_g3d_screen);
+ if (!gscr) {
+ free(native_modes);
+ continue;
+ }
+
+ _eglInitScreen(&gscr->base);
+
+ for (j = 0; j < num_modes; j++) {
+ const struct native_mode *nmode = native_modes[j];
+ _EGLMode *mode;
+
+ mode = _eglAddNewMode(&gscr->base, nmode->width, nmode->height,
+ nmode->refresh_rate, nmode->desc);
+ if (!mode)
+ break;
+ /* gscr->native_modes and gscr->base.Modes should be consistent */
+ assert(mode == &gscr->base.Modes[j]);
+ }
+
+ gscr->native = nconn;
+ gscr->native_modes = native_modes;
+
+ _eglAddScreen(dpy, &gscr->base);
+ }
+
+ free(native_connectors);
+}
+
+#endif /* EGL_MESA_screen_surface */
+
+/**
+ * Add configs to display and return the next config ID.
+ */
+static EGLint
+egl_g3d_add_configs(_EGLDriver *drv, _EGLDisplay *dpy, EGLint id)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ const struct native_config **native_configs;
+ int num_configs, i;
+
+ native_configs = gdpy->native->get_configs(gdpy->native,
+ &num_configs);
+ if (!num_configs) {
+ if (native_configs)
+ free(native_configs);
+ return id;
+ }
+
+ for (i = 0; i < num_configs; i++) {
+ EGLint api_mask;
+ struct egl_g3d_config *gconf;
+ EGLBoolean valid;
+
+ api_mask = get_mode_api_mask(&native_configs[i]->mode, gdrv->api_mask);
+ if (!api_mask) {
+ _eglLog(_EGL_DEBUG, "no state tracker supports config 0x%x",
+ native_configs[i]->mode.visualID);
+ continue;
+ }
+
+ gconf = CALLOC_STRUCT(egl_g3d_config);
+ if (!gconf)
+ continue;
+
+ _eglInitConfig(&gconf->base, id);
+ valid = _eglConfigFromContextModesRec(&gconf->base,
+ &native_configs[i]->mode, api_mask, api_mask);
+ if (valid) {
+#ifdef EGL_MESA_screen_surface
+ /* check if scanout surface bit is set */
+ if (native_configs[i]->scanout_bit) {
+ EGLint val = GET_CONFIG_ATTRIB(&gconf->base, EGL_SURFACE_TYPE);
+ val |= EGL_SCREEN_BIT_MESA;
+ SET_CONFIG_ATTRIB(&gconf->base, EGL_SURFACE_TYPE, val);
+ }
+#endif
+ valid = _eglValidateConfig(&gconf->base, EGL_FALSE);
+ }
+ if (!valid) {
+ _eglLog(_EGL_DEBUG, "skip invalid config 0x%x",
+ native_configs[i]->mode.visualID);
+ free(gconf);
+ continue;
+ }
+
+ gconf->native = native_configs[i];
+ _eglAddConfig(dpy, &gconf->base);
+ id++;
+ }
+
+ free(native_configs);
+ return id;
+}
+
+/**
+ * Flush the front buffer of the context's draw surface.
+ */
+static void
+egl_g3d_flush_frontbuffer(struct pipe_screen *screen,
+ struct pipe_surface *surf, void *context_private)
+{
+ struct egl_g3d_context *gctx = egl_g3d_context(context_private);
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(gctx->base.DrawSurface);
+
+ if (gsurf)
+ gsurf->native->flush_frontbuffer(gsurf->native);
+}
+
+/**
+ * Re-validate the context.
+ */
+static void
+egl_g3d_update_buffer(struct pipe_screen *screen, void *context_private)
+{
+ struct egl_g3d_context *gctx = egl_g3d_context(context_private);
+
+ /**
+ * It is likely that the surface has changed when this function is called.
+ * Set force_validate to skip an unnecessary check.
+ */
+ gctx->force_validate = EGL_TRUE;
+ egl_g3d_validate_context(gctx->base.Display, &gctx->base);
+}
+
+static EGLBoolean
+egl_g3d_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ EGLint i;
+
+ _eglReleaseDisplayResources(drv, dpy);
+ _eglCleanupDisplay(dpy);
+
+ if (dpy->Screens) {
+ for (i = 0; i < dpy->NumScreens; i++) {
+ struct egl_g3d_screen *gscr = egl_g3d_screen(dpy->Screens[i]);
+ free(gscr->native_modes);
+ free(gscr);
+ }
+ free(dpy->Screens);
+ }
+
+ if (gdpy->native)
+ gdpy->native->destroy(gdpy->native);
+
+ free(gdpy);
+ dpy->DriverData = NULL;
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_initialize(_EGLDriver *drv, _EGLDisplay *dpy,
+ EGLint *major, EGLint *minor)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ struct egl_g3d_display *gdpy;
+
+ /* the probe object is unlikely to be needed again */
+ egl_g3d_destroy_probe(drv, dpy);
+
+ gdpy = CALLOC_STRUCT(egl_g3d_display);
+ if (!gdpy) {
+ _eglError(EGL_BAD_ALLOC, "eglInitialize");
+ goto fail;
+ }
+ dpy->DriverData = gdpy;
+
+ gdpy->native = native_create_display(dpy->NativeDisplay);
+ if (!gdpy->native) {
+ _eglError(EGL_NOT_INITIALIZED, "eglInitialize(no usable display)");
+ goto fail;
+ }
+
+ gdpy->native->screen->flush_frontbuffer = egl_g3d_flush_frontbuffer;
+ gdpy->native->screen->update_buffer = egl_g3d_update_buffer;
+
+ egl_g3d_init_st(&gdrv->base);
+ dpy->ClientAPIsMask = gdrv->api_mask;
+
+ if (egl_g3d_add_configs(drv, dpy, 1) == 1) {
+ _eglError(EGL_NOT_INITIALIZED, "eglInitialize(unable to add configs)");
+ goto fail;
+ }
+
+#ifdef EGL_MESA_screen_surface
+ /* enable MESA_screen_surface */
+ if (gdpy->native->modeset) {
+ dpy->Extensions.MESA_screen_surface = EGL_TRUE;
+ egl_g3d_add_screens(drv, dpy);
+ }
+#endif
+
+ *major = 1;
+ *minor = 4;
+
+ return EGL_TRUE;
+
+fail:
+ if (gdpy)
+ egl_g3d_terminate(drv, dpy);
+ return EGL_FALSE;
+}
+
+static _EGLContext *
+egl_g3d_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
+ _EGLContext *share, const EGLint *attribs)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_context *gshare = egl_g3d_context(share);
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+ struct egl_g3d_context *gctx;
+ const __GLcontextModes *mode;
+
+ gctx = CALLOC_STRUCT(egl_g3d_context);
+ if (!gctx) {
+ _eglError(EGL_BAD_ALLOC, "eglCreateContext");
+ return NULL;
+ }
+
+ if (!_eglInitContext(drv, &gctx->base, conf, attribs)) {
+ free(gctx);
+ return NULL;
+ }
+
+ gctx->stapi = egl_g3d_choose_st(drv, &gctx->base);
+ if (!gctx->stapi) {
+ free(gctx);
+ return NULL;
+ }
+
+ mode = &gconf->native->mode;
+ gctx->pipe =
+ gdpy->native->create_context(gdpy->native, (void *) &gctx->base);
+ if (!gctx->pipe) {
+ free(gctx);
+ return NULL;
+ }
+
+ gctx->st_ctx = gctx->stapi->st_create_context(gctx->pipe, mode,
+ (gshare) ? gshare->st_ctx : NULL);
+ if (!gctx->st_ctx) {
+ gctx->pipe->destroy(gctx->pipe);
+ free(gctx);
+ return NULL;
+ }
+
+ return &gctx->base;
+}
+
+static EGLBoolean
+egl_g3d_destroy_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx)
+{
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+
+ if (_eglIsContextBound(&gctx->base))
+ return EGL_TRUE;
+
+ egl_g3d_realloc_context(dpy, &gctx->base);
+
+ /* it will destroy pipe context */
+ gctx->stapi->st_destroy_context(gctx->st_ctx);
+
+ free(gctx);
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+init_surface_geometry(_EGLSurface *surf)
+{
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+
+ return gsurf->native->validate(gsurf->native, 0x0,
+ &gsurf->sequence_number, NULL,
+ &gsurf->base.Width, &gsurf->base.Height);
+}
+
+static _EGLSurface *
+egl_g3d_create_window_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLConfig *conf, EGLNativeWindowType win,
+ const EGLint *attribs)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+ struct egl_g3d_surface *gsurf;
+
+ gsurf = CALLOC_STRUCT(egl_g3d_surface);
+ if (!gsurf) {
+ _eglError(EGL_BAD_ALLOC, "eglCreateWindowSurface");
+ return NULL;
+ }
+
+ if (!_eglInitSurface(drv, &gsurf->base, EGL_WINDOW_BIT, conf, attribs)) {
+ free(gsurf);
+ return NULL;
+ }
+
+ gsurf->native =
+ gdpy->native->create_window_surface(gdpy->native, win, gconf->native);
+ if (!gsurf->native) {
+ free(gsurf);
+ return NULL;
+ }
+
+ if (!init_surface_geometry(&gsurf->base)) {
+ gsurf->native->destroy(gsurf->native);
+ free(gsurf);
+ return NULL;
+ }
+
+ gsurf->render_att = (gsurf->base.RenderBuffer == EGL_SINGLE_BUFFER ||
+ !gconf->native->mode.doubleBufferMode) ?
+ NATIVE_ATTACHMENT_FRONT_LEFT : NATIVE_ATTACHMENT_BACK_LEFT;
+
+ return &gsurf->base;
+}
+
+static _EGLSurface *
+egl_g3d_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLConfig *conf, EGLNativePixmapType pix,
+ const EGLint *attribs)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+ struct egl_g3d_surface *gsurf;
+
+ gsurf = CALLOC_STRUCT(egl_g3d_surface);
+ if (!gsurf) {
+ _eglError(EGL_BAD_ALLOC, "eglCreatePixmapSurface");
+ return NULL;
+ }
+
+ if (!_eglInitSurface(drv, &gsurf->base, EGL_PIXMAP_BIT, conf, attribs)) {
+ free(gsurf);
+ return NULL;
+ }
+
+ gsurf->native =
+ gdpy->native->create_pixmap_surface(gdpy->native, pix, gconf->native);
+ if (!gsurf->native) {
+ free(gsurf);
+ return NULL;
+ }
+
+ if (!init_surface_geometry(&gsurf->base)) {
+ gsurf->native->destroy(gsurf->native);
+ free(gsurf);
+ return NULL;
+ }
+
+ gsurf->render_att = NATIVE_ATTACHMENT_FRONT_LEFT;
+
+ return &gsurf->base;
+}
+
+static _EGLSurface *
+egl_g3d_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLConfig *conf, const EGLint *attribs)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+ struct egl_g3d_surface *gsurf;
+
+ gsurf = CALLOC_STRUCT(egl_g3d_surface);
+ if (!gsurf) {
+ _eglError(EGL_BAD_ALLOC, "eglCreatePbufferSurface");
+ return NULL;
+ }
+
+ if (!_eglInitSurface(drv, &gsurf->base, EGL_PBUFFER_BIT, conf, attribs)) {
+ free(gsurf);
+ return NULL;
+ }
+
+ gsurf->native =
+ gdpy->native->create_pbuffer_surface(gdpy->native, gconf->native,
+ gsurf->base.Width, gsurf->base.Height);
+ if (!gsurf->native) {
+ free(gsurf);
+ return NULL;
+ }
+
+ if (!init_surface_geometry(&gsurf->base)) {
+ gsurf->native->destroy(gsurf->native);
+ free(gsurf);
+ return NULL;
+ }
+
+ gsurf->render_att = (!gconf->native->mode.doubleBufferMode) ?
+ NATIVE_ATTACHMENT_FRONT_LEFT : NATIVE_ATTACHMENT_BACK_LEFT;
+
+ return &gsurf->base;
+}
+
+static EGLBoolean
+egl_g3d_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
+{
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+
+ if (_eglIsSurfaceBound(&gsurf->base))
+ return EGL_TRUE;
+
+ pipe_surface_reference(&gsurf->render_surface, NULL);
+ gsurf->native->destroy(gsurf->native);
+ free(gsurf);
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_make_current(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLSurface *draw, _EGLSurface *read, _EGLContext *ctx)
+{
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+ struct egl_g3d_context *old_gctx;
+ EGLint api;
+ EGLBoolean ok = EGL_TRUE;
+
+ /* find the old context */
+ api = (gctx) ? gctx->base.ClientAPI : eglQueryAPI();
+ old_gctx = egl_g3d_get_current_context(api);
+ if (old_gctx && !_eglIsContextLinked(&old_gctx->base))
+ old_gctx = NULL;
+
+ if (!_eglMakeCurrent(drv, dpy, draw, read, ctx))
+ return EGL_FALSE;
+
+ if (old_gctx) {
+ /* flush old context */
+ old_gctx->stapi->st_flush(old_gctx->st_ctx,
+ PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
+
+ /*
+ * The old context is no longer current, and egl_g3d_realloc_context()
+ * should be called to destroy the framebuffers. However, it is possible
+ * that it will be made current again with the same draw/read surfaces.
+ * It might be better to keep it around.
+ */
+ }
+
+ if (gctx) {
+ struct egl_g3d_surface *gdraw = egl_g3d_surface(draw);
+
+ ok = egl_g3d_realloc_context(dpy, &gctx->base);
+ if (ok) {
+ ok = gctx->stapi->st_make_current(gctx->st_ctx,
+ gctx->draw.st_fb, gctx->read.st_fb);
+ if (ok) {
+ egl_g3d_validate_context(dpy, &gctx->base);
+ if (gdraw->base.Type == EGL_WINDOW_BIT) {
+ gctx->base.WindowRenderBuffer =
+ (gdraw->render_att == NATIVE_ATTACHMENT_FRONT_LEFT) ?
+ EGL_SINGLE_BUFFER : EGL_BACK_BUFFER;
+ }
+ }
+ }
+ }
+ else if (old_gctx) {
+ ok = old_gctx->stapi->st_make_current(NULL, NULL, NULL);
+ old_gctx->base.WindowRenderBuffer = EGL_NONE;
+ }
+
+ return ok;
+}
+
+static EGLBoolean
+egl_g3d_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
+{
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ _EGLContext *ctx = _eglGetCurrentContext();
+ struct egl_g3d_context *gctx = NULL;
+
+ /* no-op for pixmap or pbuffer surface */
+ if (gsurf->base.Type == EGL_PIXMAP_BIT ||
+ gsurf->base.Type == EGL_PBUFFER_BIT)
+ return EGL_TRUE;
+
+ /* or when the surface is single-buffered */
+ if (gsurf->render_att == NATIVE_ATTACHMENT_FRONT_LEFT)
+ return EGL_TRUE;
+
+ if (ctx && ctx->DrawSurface == surf)
+ gctx = egl_g3d_context(ctx);
+
+ /* flush if the surface is current */
+ if (gctx)
+ gctx->stapi->st_notify_swapbuffers(gctx->draw.st_fb);
+
+ /*
+ * We drew on the back buffer, unless there was no back buffer.
+ * In that case, we drew on the front buffer. Either case, we call
+ * swap_buffers.
+ */
+ if (!gsurf->native->swap_buffers(gsurf->native))
+ return EGL_FALSE;
+
+ if (gctx) {
+ struct egl_g3d_config *gconf = egl_g3d_config(gsurf->base.Config);
+
+ /* force validation if the swap method is not copy */
+ if (gconf->native->mode.swapMethod != GLX_SWAP_COPY_OML) {
+ gctx->force_validate = EGL_TRUE;
+ egl_g3d_validate_context(dpy, &gctx->base);
+ }
+ }
+
+ return EGL_TRUE;
+}
+
+/**
+ * Find a config that supports the pixmap.
+ */
+static _EGLConfig *
+find_pixmap_config(_EGLDisplay *dpy, EGLNativePixmapType pix)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_config *gconf;
+ EGLint i;
+
+ for (i = 0; i < dpy->NumConfigs; i++) {
+ gconf = egl_g3d_config(dpy->Configs[i]);
+ if (gdpy->native->is_pixmap_supported(gdpy->native, pix, gconf->native))
+ break;
+ }
+
+ return (i < dpy->NumConfigs) ? &gconf->base : NULL;
+}
+
+/**
+ * Get the pipe surface of the given attachment of the native surface.
+ */
+static struct pipe_surface *
+get_pipe_surface(struct native_display *ndpy, struct native_surface *nsurf,
+ enum native_attachment natt)
+{
+ struct pipe_texture *textures[NUM_NATIVE_ATTACHMENTS];
+ struct pipe_surface *psurf;
+
+ textures[natt] = NULL;
+ nsurf->validate(nsurf, 1 << natt, NULL, textures, NULL, NULL);
+ if (!textures[natt])
+ return NULL;
+
+ psurf = ndpy->screen->get_tex_surface(ndpy->screen, textures[natt],
+ 0, 0, 0, PIPE_BUFFER_USAGE_CPU_WRITE);
+ pipe_texture_reference(&textures[natt], NULL);
+
+ return psurf;
+}
+
+static EGLBoolean
+egl_g3d_copy_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
+ NativePixmapType target)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ _EGLContext *ctx = _eglGetCurrentContext();
+ struct egl_g3d_config *gconf;
+ struct native_surface *nsurf;
+ struct pipe_screen *screen = gdpy->native->screen;
+ struct pipe_surface *psurf;
+
+ if (!gsurf->render_surface)
+ return EGL_TRUE;
+
+ gconf = egl_g3d_config(find_pixmap_config(dpy, target));
+ if (!gconf)
+ return _eglError(EGL_BAD_NATIVE_PIXMAP, "eglCopyBuffers");
+
+ nsurf = gdpy->native->create_pixmap_surface(gdpy->native,
+ target, gconf->native);
+ if (!nsurf)
+ return _eglError(EGL_BAD_NATIVE_PIXMAP, "eglCopyBuffers");
+
+ /* flush if the surface is current */
+ if (ctx && ctx->DrawSurface == &gsurf->base) {
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+ gctx->stapi->st_flush(gctx->st_ctx,
+ PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
+ }
+
+ psurf = get_pipe_surface(gdpy->native, nsurf, NATIVE_ATTACHMENT_FRONT_LEFT);
+ if (psurf) {
+ struct pipe_context pipe;
+
+ /**
+ * XXX This is hacky. If we might allow the EGLDisplay to create a pipe
+ * context of its own and use the blitter context for this.
+ */
+ memset(&pipe, 0, sizeof(pipe));
+ pipe.screen = screen;
+
+ util_surface_copy(&pipe, FALSE, psurf, 0, 0,
+ gsurf->render_surface, 0, 0, psurf->width, psurf->height);
+
+ pipe_surface_reference(&psurf, NULL);
+ nsurf->flush_frontbuffer(nsurf);
+ }
+
+ nsurf->destroy(nsurf);
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_wait_client(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx)
+{
+ struct egl_g3d_context *gctx = egl_g3d_context(ctx);
+ gctx->stapi->st_finish(gctx->st_ctx);
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_wait_native(_EGLDriver *drv, _EGLDisplay *dpy, EGLint engine)
+{
+ _EGLSurface *surf = _eglGetCurrentSurface(EGL_DRAW);
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+
+ if (engine != EGL_CORE_NATIVE_ENGINE)
+ return _eglError(EGL_BAD_PARAMETER, "eglWaitNative");
+
+ if (gsurf)
+ gsurf->native->wait(gsurf->native);
+
+ return EGL_TRUE;
+}
+
+static _EGLProc
+egl_g3d_get_proc_address(_EGLDriver *drv, const char *procname)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+ _EGLProc proc;
+ EGLint i;
+
+ /* in case this is called before a display is initialized */
+ egl_g3d_init_st(&gdrv->base);
+
+ for (i = 0; i < NUM_EGL_G3D_STS; i++) {
+ const struct egl_g3d_st *stapi = gdrv->stapis[i];
+ if (stapi) {
+ proc = (_EGLProc) stapi->st_get_proc_address(procname);
+ if (proc)
+ return proc;
+ }
+ }
+
+ return (_EGLProc) NULL;
+}
+
+static EGLBoolean
+egl_g3d_bind_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLSurface *surf, EGLint buffer)
+{
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ struct egl_g3d_context *gctx;
+ enum pipe_format target_format;
+ int target;
+
+ if (!gsurf || gsurf->base.Type != EGL_PBUFFER_BIT)
+ return _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
+ if (buffer != EGL_BACK_BUFFER)
+ return _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
+ if (gsurf->base.BoundToTexture)
+ return _eglError(EGL_BAD_ACCESS, "eglBindTexImage");
+
+ switch (gsurf->base.TextureFormat) {
+ case EGL_TEXTURE_RGB:
+ target_format = PIPE_FORMAT_R8G8B8_UNORM;
+ break;
+ case EGL_TEXTURE_RGBA:
+ target_format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ break;
+ default:
+ return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+ }
+
+ switch (gsurf->base.TextureTarget) {
+ case EGL_TEXTURE_2D:
+ target = ST_TEXTURE_2D;
+ break;
+ default:
+ return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+ }
+
+ /* flush properly if the surface is bound */
+ if (gsurf->base.Binding) {
+ gctx = egl_g3d_context(gsurf->base.Binding);
+ gctx->stapi->st_flush(gctx->st_ctx,
+ PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
+ }
+
+ /* XXX change to EGL_OPENGL_ES_API once OpenGL ES is merged */
+ gctx = egl_g3d_get_current_context(EGL_OPENGL_API);
+ if (gctx) {
+ if (!gsurf->render_surface)
+ return EGL_FALSE;
+
+ gctx->stapi->st_bind_texture_surface(gsurf->render_surface,
+ target, gsurf->base.MipmapLevel, target_format);
+ gsurf->base.BoundToTexture = EGL_TRUE;
+ }
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+egl_g3d_release_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLSurface *surf, EGLint buffer)
+{
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+
+ if (!gsurf || gsurf->base.Type != EGL_PBUFFER_BIT ||
+ !gsurf->base.BoundToTexture)
+ return _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
+ if (buffer != EGL_BACK_BUFFER)
+ return _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
+
+ if (gsurf->render_surface) {
+ _EGLThreadInfo *t = _eglGetCurrentThread();
+ /* XXX change to EGL_OPENGL_ES_API once OpenGL ES is merged */
+ struct egl_g3d_context *gctx = egl_g3d_context(
+ t->CurrentContexts[_eglConvertApiToIndex(EGL_OPENGL_API)]);
+
+ /* what if the context the surface binds to is no longer current? */
+ if (gctx)
+ gctx->stapi->st_unbind_texture_surface(gsurf->render_surface,
+ ST_TEXTURE_2D, gsurf->base.MipmapLevel);
+ }
+
+ gsurf->base.BoundToTexture = EGL_FALSE;
+
+ return EGL_TRUE;
+}
+
+#ifdef EGL_MESA_screen_surface
+
+static _EGLSurface *
+egl_g3d_create_screen_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLConfig *conf, const EGLint *attribs)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+ struct egl_g3d_surface *gsurf;
+
+ gsurf = CALLOC_STRUCT(egl_g3d_surface);
+ if (!gsurf) {
+ _eglError(EGL_BAD_ALLOC, "eglCreatePbufferSurface");
+ return NULL;
+ }
+
+ if (!_eglInitSurface(drv, &gsurf->base,
+ EGL_SCREEN_BIT_MESA, conf, attribs)) {
+ free(gsurf);
+ return NULL;
+ }
+
+ gsurf->native =
+ gdpy->native->modeset->create_scanout_surface(gdpy->native,
+ gconf->native, gsurf->base.Width, gsurf->base.Height);
+ if (!gsurf->native) {
+ free(gsurf);
+ return NULL;
+ }
+
+ gsurf->render_att = (!gconf->native->mode.doubleBufferMode) ?
+ NATIVE_ATTACHMENT_FRONT_LEFT : NATIVE_ATTACHMENT_BACK_LEFT;
+
+ return &gsurf->base;
+}
+
+static EGLBoolean
+egl_g3d_show_screen_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+ _EGLScreen *scr, _EGLSurface *surf,
+ _EGLMode *mode)
+{
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+ struct egl_g3d_screen *gscr = egl_g3d_screen(scr);
+ struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
+ struct native_surface *nsurf;
+ const struct native_mode *nmode;
+ EGLBoolean changed;
+
+ if (gsurf) {
+ EGLint idx;
+
+ if (!mode)
+ return _eglError(EGL_BAD_MATCH, "eglShowSurfaceMESA");
+ if (gsurf->base.Type != EGL_SCREEN_BIT_MESA)
+ return _eglError(EGL_BAD_SURFACE, "eglShowScreenSurfaceMESA");
+ if (gsurf->base.Width < mode->Width || gsurf->base.Height < mode->Height)
+ return _eglError(EGL_BAD_MATCH,
+ "eglShowSurfaceMESA(surface smaller than mode size)");
+
+ /* find the index of the mode */
+ for (idx = 0; idx < gscr->base.NumModes; idx++)
+ if (mode == &gscr->base.Modes[idx])
+ break;
+ if (idx >= gscr->base.NumModes) {
+ return _eglError(EGL_BAD_MODE_MESA,
+ "eglShowSurfaceMESA(unknown mode)");
+ }
+
+ nsurf = gsurf->native;
+ nmode = gscr->native_modes[idx];
+ }
+ else {
+ if (mode)
+ return _eglError(EGL_BAD_MATCH, "eglShowSurfaceMESA");
+
+ /* disable the screen */
+ nsurf = NULL;
+ nmode = NULL;
+ }
+
+ /* TODO surface panning by CRTC choosing */
+ changed = gdpy->native->modeset->program(gdpy->native, 0, nsurf,
+ gscr->base.OriginX, gscr->base.OriginY, &gscr->native, 1, nmode);
+ if (changed) {
+ gscr->base.CurrentSurface = &gsurf->base;
+ gscr->base.CurrentMode = mode;
+ }
+
+ return changed;
+}
+
+#endif /* EGL_MESA_screen_surface */
+
+static EGLint
+egl_g3d_probe(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct native_probe *nprobe;
+ enum native_probe_result res;
+ EGLint score;
+
+ nprobe = egl_g3d_get_probe(drv, dpy);
+ res = native_get_probe_result(nprobe);
+
+ switch (res) {
+ case NATIVE_PROBE_UNKNOWN:
+ default:
+ score = 0;
+ break;
+ case NATIVE_PROBE_FALLBACK:
+ score = 40;
+ break;
+ case NATIVE_PROBE_SUPPORTED:
+ score = 50;
+ break;
+ case NATIVE_PROBE_EXACT:
+ score = 100;
+ break;
+ }
+
+ return score;
+}
+
+static void
+egl_g3d_unload(_EGLDriver *drv)
+{
+ struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
+
+ egl_g3d_destroy_probe(drv, NULL);
+ free(gdrv);
+}
+
+_EGLDriver *
+_eglMain(const char *args)
+{
+ static char driver_name[64];
+ struct egl_g3d_driver *gdrv;
+
+ snprintf(driver_name, sizeof(driver_name),
+ "Gallium/%s", native_get_name());
+
+ gdrv = CALLOC_STRUCT(egl_g3d_driver);
+ if (!gdrv)
+ return NULL;
+
+ _eglInitDriverFallbacks(&gdrv->base);
+
+ gdrv->base.API.Initialize = egl_g3d_initialize;
+ gdrv->base.API.Terminate = egl_g3d_terminate;
+ gdrv->base.API.CreateContext = egl_g3d_create_context;
+ gdrv->base.API.DestroyContext = egl_g3d_destroy_context;
+ gdrv->base.API.CreateWindowSurface = egl_g3d_create_window_surface;
+ gdrv->base.API.CreatePixmapSurface = egl_g3d_create_pixmap_surface;
+ gdrv->base.API.CreatePbufferSurface = egl_g3d_create_pbuffer_surface;
+ gdrv->base.API.DestroySurface = egl_g3d_destroy_surface;
+ gdrv->base.API.MakeCurrent = egl_g3d_make_current;
+ gdrv->base.API.SwapBuffers = egl_g3d_swap_buffers;
+ gdrv->base.API.CopyBuffers = egl_g3d_copy_buffers;
+ gdrv->base.API.WaitClient = egl_g3d_wait_client;
+ gdrv->base.API.WaitNative = egl_g3d_wait_native;
+ gdrv->base.API.GetProcAddress = egl_g3d_get_proc_address;
+
+ gdrv->base.API.BindTexImage = egl_g3d_bind_tex_image;
+ gdrv->base.API.ReleaseTexImage = egl_g3d_release_tex_image;
+
+#ifdef EGL_MESA_screen_surface
+ gdrv->base.API.CreateScreenSurfaceMESA = egl_g3d_create_screen_surface;
+ gdrv->base.API.ShowScreenSurfaceMESA = egl_g3d_show_screen_surface;
+#endif
+
+ gdrv->base.Name = driver_name;
+ gdrv->base.Probe = egl_g3d_probe;
+ gdrv->base.Unload = egl_g3d_unload;
+
+ /* the key is " EGL G3D" */
+ gdrv->probe_key = 0x0E61063D;
+
+ return &gdrv->base;
+}
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EGL_G3D_H_
+#define _EGL_G3D_H_
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_context.h"
+#include "pipe/p_format.h"
+#include "egldriver.h"
+#include "egldisplay.h"
+#include "eglcontext.h"
+#include "eglsurface.h"
+#include "eglconfig.h"
+#include "eglscreen.h"
+#include "eglmode.h"
+
+#include "native.h"
+#include "egl_st.h"
+
+struct egl_g3d_driver {
+ _EGLDriver base;
+ const struct egl_g3d_st *stapis[NUM_EGL_G3D_STS];
+ EGLint api_mask;
+
+ EGLint probe_key;
+};
+
+struct egl_g3d_display {
+ struct native_display *native;
+};
+
+struct egl_g3d_buffer {
+ struct st_framebuffer *st_fb;
+ uint attachment_mask;
+};
+
+struct egl_g3d_context {
+ _EGLContext base;
+
+ const struct egl_g3d_st *stapi;
+ struct pipe_context *pipe;
+
+ struct st_context *st_ctx;
+ EGLBoolean force_validate;
+ struct egl_g3d_buffer draw, read;
+};
+
+struct egl_g3d_surface {
+ _EGLSurface base;
+ struct native_surface *native;
+ enum native_attachment render_att;
+ struct pipe_surface *render_surface;
+ unsigned int sequence_number;
+};
+
+struct egl_g3d_config {
+ _EGLConfig base;
+ const struct native_config *native;
+};
+
+struct egl_g3d_screen {
+ _EGLScreen base;
+ const struct native_connector *native;
+ const struct native_mode **native_modes;
+};
+
+static INLINE struct egl_g3d_driver *
+egl_g3d_driver(_EGLDriver *drv)
+{
+ return (struct egl_g3d_driver *) drv;
+}
+
+static INLINE struct egl_g3d_display *
+egl_g3d_display(_EGLDisplay *dpy)
+{
+ /* note that it is not direct casting */
+ return (struct egl_g3d_display *) dpy->DriverData;
+}
+
+static INLINE struct egl_g3d_context *
+egl_g3d_context(_EGLContext *ctx)
+{
+ return (struct egl_g3d_context *) ctx;
+}
+
+static INLINE struct egl_g3d_surface *
+egl_g3d_surface(_EGLSurface *surf)
+{
+ return (struct egl_g3d_surface *) surf;
+}
+
+static INLINE struct egl_g3d_config *
+egl_g3d_config(_EGLConfig *conf)
+{
+ return (struct egl_g3d_config *) conf;
+}
+
+static INLINE struct egl_g3d_screen *
+egl_g3d_screen(_EGLScreen *scr)
+{
+ return (struct egl_g3d_screen *) scr;
+}
+
+#endif /* _EGL_G3D_H_ */
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <dlfcn.h>
+#include "pipe/p_compiler.h"
+#include "util/u_memory.h"
+#include "egllog.h"
+#include "EGL/egl.h" /* for EGL_api_BIT */
+
+#include "egl_st.h"
+
+#ifndef HAVE_DLADDR
+#define HAVE_DLADDR 1
+#endif
+
+#if HAVE_DLADDR
+
+static const char *
+egl_g3d_st_names[] = {
+#define ST_PUBLIC(name, ...) #name,
+#include "st_public_tmp.h"
+ NULL
+};
+
+static boolean
+egl_g3d_fill_st(struct egl_g3d_st *stapi, void *sym)
+{
+ st_proc *procs = (st_proc *) stapi;
+ void *handle;
+ Dl_info info;
+ const char **name;
+
+ if (!dladdr(sym, &info))
+ return FALSE;
+ handle = dlopen(info.dli_fname, RTLD_LAZY | RTLD_LOCAL | RTLD_NODELETE);
+ if (!handle)
+ return FALSE;
+
+ for (name = egl_g3d_st_names; *name; name++) {
+ st_proc proc = (st_proc) dlsym(handle, *name);
+ if (!proc) {
+ _eglLog(_EGL_WARNING, "%s is missing in %s", *name, info.dli_fname);
+ memset(stapi, 0, sizeof(*stapi));
+ dlclose(handle);
+ return FALSE;
+ }
+ *procs++ = proc;
+ }
+
+ dlclose(handle);
+ return TRUE;
+}
+
+#else /* HAVE_DLADDR */
+
+static boolean
+egl_g3d_fill_st(struct egl_g3d_st *stapi, void *sym)
+{
+#define ST_PUBLIC(name, ...) stapi->name = name;
+#include "st_public_tmp.h"
+ return TRUE;
+}
+
+#endif /* HAVE_DLADDR */
+
+static boolean
+egl_g3d_init_st(struct egl_g3d_st *stapi, const char *api)
+{
+ void *handle, *sym;
+ boolean res = FALSE;
+
+ /* already initialized */
+ if (stapi->st_notify_swapbuffers != NULL)
+ return TRUE;
+
+ handle = dlopen(NULL, RTLD_LAZY | RTLD_LOCAL);
+ if (!handle)
+ return FALSE;
+
+ sym = dlsym(handle, api);
+ if (sym && egl_g3d_fill_st(stapi, sym))
+ res = TRUE;
+
+ dlclose(handle);
+ return res;
+}
+
+static struct {
+ const char *symbol;
+ EGLint api_bit;
+} egl_g3d_st_info[NUM_EGL_G3D_STS] = {
+ { "st_api_OpenGL_ES1", EGL_OPENGL_ES_BIT },
+ { "st_api_OpenVG", EGL_OPENVG_BIT },
+ { "st_api_OpenGL_ES2", EGL_OPENGL_ES2_BIT },
+ { "st_api_OpenGL", EGL_OPENGL_BIT },
+};
+
+const struct egl_g3d_st *
+egl_g3d_get_st(enum egl_g3d_st_api api)
+{
+ static struct egl_g3d_st all_trackers[NUM_EGL_G3D_STS];
+
+ if (egl_g3d_init_st(&all_trackers[api], egl_g3d_st_info[api].symbol)) {
+ all_trackers[api].api_bit = egl_g3d_st_info[api].api_bit;
+ return &all_trackers[api];
+ }
+ else {
+ return NULL;
+ }
+}
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EGL_ST_H_
+#define _EGL_ST_H_
+
+#include "GL/gl.h" /* for GL types */
+#include "GL/internal/glcore.h" /* for __GLcontextModes */
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_format.h"
+#include "pipe/p_context.h"
+
+/* avoid calling st functions directly */
+#if 1
+
+#define ST_SURFACE_FRONT_LEFT 0
+#define ST_SURFACE_BACK_LEFT 1
+#define ST_SURFACE_FRONT_RIGHT 2
+#define ST_SURFACE_BACK_RIGHT 3
+
+#define ST_TEXTURE_2D 0x2
+
+struct st_context;
+struct st_framebuffer;
+typedef void (*st_proc)();
+
+#else
+#include "state_tracker/st_public.h"
+#endif
+
+/* remember to update egl_g3d_get_st() when update the enums */
+enum egl_g3d_st_api {
+ EGL_G3D_ST_OPENGL_ES = 0,
+ EGL_G3D_ST_OPENVG,
+ EGL_G3D_ST_OPENGL_ES2,
+ EGL_G3D_ST_OPENGL,
+
+ NUM_EGL_G3D_STS
+};
+
+struct egl_g3d_st {
+#define ST_PUBLIC(name, ret, ...) ret (*name)(__VA_ARGS__);
+#include "st_public_tmp.h"
+ /* fields must be added here */
+ EGLint api_bit;
+};
+
+const struct egl_g3d_st *
+egl_g3d_get_st(enum egl_g3d_st_api api);
+
+#endif /* _EGL_ST_H_ */
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _NATIVE_H_
+#define _NATIVE_H_
+
+#include "EGL/egl.h" /* for EGL native types */
+#include "GL/gl.h" /* for GL types needed by __GLcontextModes */
+#include "GL/internal/glcore.h" /* for __GLcontextModes */
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+
+/**
+ * Only color buffers are listed. The others are allocated privately through,
+ * for example, st_renderbuffer_alloc_storage().
+ */
+enum native_attachment {
+ NATIVE_ATTACHMENT_FRONT_LEFT,
+ NATIVE_ATTACHMENT_BACK_LEFT,
+ NATIVE_ATTACHMENT_FRONT_RIGHT,
+ NATIVE_ATTACHMENT_BACK_RIGHT,
+
+ NUM_NATIVE_ATTACHMENTS
+};
+
+/**
+ * Enumerations for probe results.
+ */
+enum native_probe_result {
+ NATIVE_PROBE_UNKNOWN,
+ NATIVE_PROBE_FALLBACK,
+ NATIVE_PROBE_SUPPORTED,
+ NATIVE_PROBE_EXACT,
+};
+
+/**
+ * A probe object for display probe.
+ */
+struct native_probe {
+ int magic;
+ EGLNativeDisplayType display;
+ void *data;
+
+ void (*destroy)(struct native_probe *nprobe);
+};
+
+struct native_surface {
+ void (*destroy)(struct native_surface *nsurf);
+
+ /**
+ * Swap the front and back buffers so that the back buffer is visible. It
+ * is no-op if the surface is single-buffered. The contents of the back
+ * buffer after swapping may or may not be preserved.
+ */
+ boolean (*swap_buffers)(struct native_surface *nsurf);
+
+ /**
+ * Make the front buffer visible. In some native displays, changes to the
+ * front buffer might not be visible immediately and require manual flush.
+ */
+ boolean (*flush_frontbuffer)(struct native_surface *nsurf);
+
+ /**
+ * Validate the buffers of the surface. textures, if not NULL, points to an
+ * array of size NUM_NATIVE_ATTACHMENTS and the returned textures are owned
+ * by the caller. A sequence number is also returned. The caller can use
+ * it to check if anything has changed since the last call. Any of the
+ * pointers may be NULL and it indicates the caller has no interest in those
+ * values.
+ *
+ * If this function is called multiple times with different attachment
+ * masks, those not listed in the latest call might be destroyed. This
+ * behavior might change in the future.
+ */
+ boolean (*validate)(struct native_surface *nsurf, uint attachment_mask,
+ unsigned int *seq_num, struct pipe_texture **textures,
+ int *width, int *height);
+
+ /**
+ * Wait until all native commands affecting the surface has been executed.
+ */
+ void (*wait)(struct native_surface *nsurf);
+};
+
+struct native_config {
+ /* __GLcontextModes should go away some day */
+ __GLcontextModes mode;
+ enum pipe_format color_format;
+ enum pipe_format depth_format;
+ enum pipe_format stencil_format;
+
+ /* treat it as an additional flag to mode.drawableType */
+ boolean scanout_bit;
+};
+
+struct native_connector {
+ int dummy;
+};
+
+struct native_mode {
+ const char *desc;
+ int width, height;
+ int refresh_rate;
+};
+
+struct native_display_modeset;
+
+/**
+ * A pipe winsys abstracts the OS. A pipe screen abstracts the graphcis
+ * hardware. A native display consists of a pipe winsys, a pipe screen, and
+ * the native display server.
+ */
+struct native_display {
+ /**
+ * The pipe screen of the native display.
+ *
+ * Note that the "flush_frontbuffer" and "update_buffer" callbacks will be
+ * overridden.
+ */
+ struct pipe_screen *screen;
+
+ void (*destroy)(struct native_display *ndpy);
+
+ /**
+ * Get the supported configs. The configs are owned by the display, but
+ * the returned array should be free()ed.
+ *
+ * The configs will be converted to EGL config by
+ * _eglConfigFromContextModesRec and validated by _eglValidateConfig.
+ * Those failing to pass the test will be skipped.
+ */
+ const struct native_config **(*get_configs)(struct native_display *ndpy,
+ int *num_configs);
+
+ /**
+ * Test if a pixmap is supported by the given config. Required unless no
+ * config has GLX_PIXMAP_BIT set.
+ *
+ * This function is usually called to find a config that supports a given
+ * pixmap. Thus, it is usually called with the same pixmap in a row.
+ */
+ boolean (*is_pixmap_supported)(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf);
+
+ /**
+ * Create a pipe context.
+ */
+ struct pipe_context *(*create_context)(struct native_display *ndpy,
+ void *context_private);
+
+ /**
+ * Create a window surface. Required unless no config has GLX_WINDOW_BIT
+ * set.
+ */
+ struct native_surface *(*create_window_surface)(struct native_display *ndpy,
+ EGLNativeWindowType win,
+ const struct native_config *nconf);
+
+ /**
+ * Create a pixmap surface. Required unless no config has GLX_PIXMAP_BIT
+ * set.
+ */
+ struct native_surface *(*create_pixmap_surface)(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf);
+
+ /**
+ * Create a pbuffer surface. Required unless no config has GLX_PBUFFER_BIT
+ * set.
+ */
+ struct native_surface *(*create_pbuffer_surface)(struct native_display *ndpy,
+ const struct native_config *nconf,
+ uint width, uint height);
+
+ const struct native_display_modeset *modeset;
+};
+
+/**
+ * Mode setting interface of the native display. It exposes the mode setting
+ * capabilities of the underlying graphics hardware.
+ */
+struct native_display_modeset {
+ /**
+ * Get the available physical connectors and the number of CRTCs.
+ */
+ const struct native_connector **(*get_connectors)(struct native_display *ndpy,
+ int *num_connectors,
+ int *num_crtcs);
+
+ /**
+ * Get the current supported modes of a connector. The returned modes may
+ * change every time this function is called and those from previous calls
+ * might become invalid.
+ */
+ const struct native_mode **(*get_modes)(struct native_display *ndpy,
+ const struct native_connector *nconn,
+ int *num_modes);
+
+ /**
+ * Create a scan-out surface. Required unless no config has
+ * GLX_SCREEN_BIT_MESA set.
+ */
+ struct native_surface *(*create_scanout_surface)(struct native_display *ndpy,
+ const struct native_config *nconf,
+ uint width, uint height);
+
+ /**
+ * Program the CRTC to output the surface to the given connectors with the
+ * given mode. When surface is not given, the CRTC is disabled.
+ *
+ * This interface does not export a way to query capabilities of the CRTCs.
+ * The native display usually needs to dynamically map the index to a CRTC
+ * that supports the given connectors.
+ */
+ boolean (*program)(struct native_display *ndpy, int crtc_idx,
+ struct native_surface *nsurf, uint x, uint y,
+ const struct native_connector **nconns, int num_nconns,
+ const struct native_mode *nmode);
+};
+
+/**
+ * Test whether an attachment is set in the mask.
+ */
+static INLINE boolean
+native_attachment_mask_test(uint mask, enum native_attachment att)
+{
+ return !!(mask & (1 << att));
+}
+
+/**
+ * Return a probe object for the given display.
+ *
+ * Note that the returned object may be cached and used by different native
+ * display modules. It allows fast probing when multiple modules probe the
+ * same display.
+ */
+struct native_probe *
+native_create_probe(EGLNativeDisplayType dpy);
+
+/**
+ * Probe the probe object.
+ */
+enum native_probe_result
+native_get_probe_result(struct native_probe *nprobe);
+
+const char *
+native_get_name(void);
+
+struct native_display *
+native_create_display(EGLNativeDisplayType dpy);
+
+#endif /* _NATIVE_H_ */
--- /dev/null
+ST_PUBLIC(st_create_context, struct st_context *, struct pipe_context *pipe, const __GLcontextModes *visual, struct st_context *share)
+ST_PUBLIC(st_destroy_context, void, struct st_context *st)
+ST_PUBLIC(st_copy_context_state, void, struct st_context *dst, struct st_context *src, uint mask)
+ST_PUBLIC(st_create_framebuffer, struct st_framebuffer *, const __GLcontextModes *visual, enum pipe_format colorFormat, enum pipe_format depthFormat, enum pipe_format stencilFormat, uint width, uint height, void *privateData)
+ST_PUBLIC(st_resize_framebuffer, void, struct st_framebuffer *stfb, uint width, uint height)
+ST_PUBLIC(st_set_framebuffer_surface, void, struct st_framebuffer *stfb, uint surfIndex, struct pipe_surface *surf)
+ST_PUBLIC(st_get_framebuffer_dimensions, void, struct st_framebuffer *stfb, uint *width, uint *height)
+ST_PUBLIC(st_get_framebuffer_surface, int, struct st_framebuffer *stfb, uint surfIndex, struct pipe_surface **surface)
+ST_PUBLIC(st_get_framebuffer_texture, int, struct st_framebuffer *stfb, uint surfIndex, struct pipe_texture **texture)
+ST_PUBLIC(st_framebuffer_private, void *, struct st_framebuffer *stfb)
+ST_PUBLIC(st_unreference_framebuffer, void, struct st_framebuffer *stfb)
+ST_PUBLIC(st_make_current, GLboolean, struct st_context *st, struct st_framebuffer *draw, struct st_framebuffer *read)
+ST_PUBLIC(st_get_current, struct st_context *, void)
+ST_PUBLIC(st_flush, void, struct st_context *st, uint pipeFlushFlags, struct pipe_fence_handle **fence)
+ST_PUBLIC(st_finish, void, struct st_context *st)
+ST_PUBLIC(st_notify_swapbuffers, void, struct st_framebuffer *stfb)
+ST_PUBLIC(st_bind_texture_surface, int, struct pipe_surface *ps, int target, int level, enum pipe_format format)
+ST_PUBLIC(st_unbind_texture_surface, int, struct pipe_surface *ps, int target, int level)
+ST_PUBLIC(st_get_proc_address, st_proc, const char *procname)
+#undef ST_PUBLIC
+++ /dev/null
-
-#include "utils.h"
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include "egl_tracker.h"
-
-#include "egllog.h"
-
-
-#include "pipe/p_context.h"
-#include "pipe/p_screen.h"
-
-#include "state_tracker/st_public.h"
-#include "state_tracker/drm_api.h"
-
-#include "GL/internal/glcore.h"
-
-_EGLContext *
-drm_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, _EGLContext *share_list, const EGLint *attrib_list)
-{
- struct drm_device *dev = lookup_drm_device(dpy);
- struct drm_context *ctx;
- struct drm_context *share = NULL;
- struct st_context *st_share = NULL;
- int i;
- __GLcontextModes *visual;
-
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- /* no attribs defined for now */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreateContext");
- return EGL_NO_CONTEXT;
- }
- }
-
- ctx = (struct drm_context *) calloc(1, sizeof(struct drm_context));
- if (!ctx)
- goto err_c;
-
- _eglInitContext(drv, &ctx->base, conf, attrib_list);
-
- ctx->pipe = dev->api->create_context(dev->api, dev->screen);
- if (!ctx->pipe)
- goto err_pipe;
-
- if (share)
- st_share = share->st;
-
- visual = drm_visual_from_config(conf);
- ctx->st = st_create_context(ctx->pipe, visual, st_share);
- drm_visual_modes_destroy(visual);
-
- if (!ctx->st)
- goto err_gl;
-
- return &ctx->base;
-
-err_gl:
- ctx->pipe->destroy(ctx->pipe);
-err_pipe:
- free(ctx);
-err_c:
- return NULL;
-}
-
-EGLBoolean
-drm_destroy_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *context)
-{
- struct drm_context *c = lookup_drm_context(context);
- if (!_eglIsContextBound(&c->base)) {
- st_destroy_context(c->st);
- free(c);
- }
- return EGL_TRUE;
-}
-
-EGLBoolean
-drm_make_current(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw, _EGLSurface *read, _EGLContext *context)
-{
- struct drm_surface *readSurf = lookup_drm_surface(read);
- struct drm_surface *drawSurf = lookup_drm_surface(draw);
- struct drm_context *ctx = lookup_drm_context(context);
- EGLBoolean b;
-
- b = _eglMakeCurrent(drv, dpy, draw, read, context);
- if (!b)
- return EGL_FALSE;
-
- if (ctx) {
- if (!drawSurf || !readSurf)
- return EGL_FALSE;
-
- st_make_current(ctx->st, drawSurf->stfb, readSurf->stfb);
-
- /* st_resize_framebuffer needs a bound context to work */
- st_resize_framebuffer(drawSurf->stfb, drawSurf->w, drawSurf->h);
- st_resize_framebuffer(readSurf->stfb, readSurf->w, readSurf->h);
- } else {
- st_make_current(NULL, NULL, NULL);
- }
-
- return EGL_TRUE;
-}
+++ /dev/null
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include "egl_tracker.h"
-
-#include "egllog.h"
-
-#include "pipe/p_inlines.h"
-#include "pipe/p_screen.h"
-#include "pipe/p_context.h"
-
-#include "state_tracker/drm_api.h"
-
-#include "util/u_format.h"
-#include "util/u_rect.h"
-
-/*
- * Util functions
- */
-
-static drmModeModeInfoPtr
-drm_find_mode(drmModeConnectorPtr connector, _EGLMode *mode)
-{
- int i;
- drmModeModeInfoPtr m = NULL;
-
- for (i = 0; i < connector->count_modes; i++) {
- m = &connector->modes[i];
- if (m->hdisplay == mode->Width && m->vdisplay == mode->Height && m->vrefresh == mode->RefreshRate)
- break;
- m = &connector->modes[0]; /* if we can't find one, return first */
- }
-
- return m;
-}
-
-static struct st_framebuffer *
-drm_create_framebuffer(struct pipe_screen *screen,
- const __GLcontextModes *visual,
- unsigned width,
- unsigned height,
- void *priv)
-{
- enum pipe_format color_format, depth_stencil_format;
- boolean d_depth_bits_last;
- boolean ds_depth_bits_last;
-
- d_depth_bits_last =
- screen->is_format_supported(screen, PIPE_FORMAT_X8Z24_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
- ds_depth_bits_last =
- screen->is_format_supported(screen, PIPE_FORMAT_S8Z24_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
-
- if (visual->redBits == 8) {
- if (visual->alphaBits == 8)
- color_format = PIPE_FORMAT_A8R8G8B8_UNORM;
- else
- color_format = PIPE_FORMAT_X8R8G8B8_UNORM;
- } else {
- color_format = PIPE_FORMAT_R5G6B5_UNORM;
- }
-
- switch(visual->depthBits) {
- default:
- case 0:
- depth_stencil_format = PIPE_FORMAT_NONE;
- break;
- case 16:
- depth_stencil_format = PIPE_FORMAT_Z16_UNORM;
- break;
- case 24:
- if (visual->stencilBits == 0) {
- depth_stencil_format = (d_depth_bits_last) ?
- PIPE_FORMAT_X8Z24_UNORM:
- PIPE_FORMAT_Z24X8_UNORM;
- } else {
- depth_stencil_format = (ds_depth_bits_last) ?
- PIPE_FORMAT_S8Z24_UNORM:
- PIPE_FORMAT_Z24S8_UNORM;
- }
- break;
- case 32:
- depth_stencil_format = PIPE_FORMAT_Z32_UNORM;
- break;
- }
-
- return st_create_framebuffer(visual,
- color_format,
- depth_stencil_format,
- depth_stencil_format,
- width,
- height,
- priv);
-}
-
-static void
-drm_create_texture(_EGLDisplay *dpy,
- struct drm_screen *scrn,
- unsigned w, unsigned h)
-{
- struct drm_device *dev = lookup_drm_device(dpy);
- struct pipe_screen *screen = dev->screen;
- struct pipe_surface *surface;
- struct pipe_texture *texture;
- struct pipe_texture templat;
- struct pipe_buffer *buf = NULL;
- unsigned pitch = 0;
-
- memset(&templat, 0, sizeof(templat));
- templat.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
- templat.tex_usage |= PIPE_TEXTURE_USAGE_PRIMARY;
- templat.target = PIPE_TEXTURE_2D;
- templat.last_level = 0;
- templat.depth0 = 1;
- templat.format = PIPE_FORMAT_A8R8G8B8_UNORM;
- templat.width0 = w;
- templat.height0 = h;
-
- texture = screen->texture_create(dev->screen,
- &templat);
-
- if (!texture)
- goto err_tex;
-
- surface = screen->get_tex_surface(screen,
- texture,
- 0,
- 0,
- 0,
- PIPE_BUFFER_USAGE_GPU_WRITE);
-
- if (!surface)
- goto err_surf;
-
- scrn->tex = texture;
- scrn->surface = surface;
- scrn->front.width = w;
- scrn->front.height = h;
- scrn->front.pitch = pitch;
- dev->api->local_handle_from_texture(dev->api, screen, texture,
- &scrn->front.pitch, &scrn->front.handle);
- if (0)
- goto err_handle;
-
- return;
-
-err_handle:
- pipe_surface_reference(&surface, NULL);
-err_surf:
- pipe_texture_reference(&texture, NULL);
-err_tex:
- pipe_buffer_reference(&buf, NULL);
- return;
-}
-
-/*
- * Exported functions
- */
-
-void
-drm_takedown_shown_screen(_EGLDisplay *dpy, struct drm_screen *screen)
-{
- struct drm_device *dev = lookup_drm_device(dpy);
-
- screen->surf = NULL;
-
- drmModeSetCrtc(
- dev->drmFD,
- screen->crtcID,
- 0, /* FD */
- 0, 0,
- NULL, 0, /* List of output ids */
- NULL);
-
- drmModeRmFB(dev->drmFD, screen->fbID);
- drmModeFreeFB(screen->fb);
- screen->fb = NULL;
-
- pipe_surface_reference(&screen->surface, NULL);
- pipe_texture_reference(&screen->tex, NULL);
-
- screen->shown = 0;
-}
-
-/**
- * Called by libEGL's eglCreateWindowSurface().
- */
-_EGLSurface *
-drm_create_window_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, NativeWindowType window, const EGLint *attrib_list)
-{
- return NULL;
-}
-
-
-/**
- * Called by libEGL's eglCreatePixmapSurface().
- */
-_EGLSurface *
-drm_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, NativePixmapType pixmap, const EGLint *attrib_list)
-{
- return NULL;
-}
-
-
-/**
- * Called by libEGL's eglCreatePbufferSurface().
- */
-_EGLSurface *
-drm_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
- const EGLint *attrib_list)
-{
- struct drm_device *dev = lookup_drm_device(dpy);
- int i;
- int width = -1;
- int height = -1;
- struct drm_surface *surf = NULL;
- __GLcontextModes *visual;
-
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- case EGL_WIDTH:
- width = attrib_list[++i];
- break;
- case EGL_HEIGHT:
- height = attrib_list[++i];
- break;
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreatePbufferSurface");
- return EGL_NO_SURFACE;
- }
- }
-
- if (width < 1 || height < 1) {
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreatePbufferSurface");
- return NULL;
- }
-
- surf = (struct drm_surface *) calloc(1, sizeof(struct drm_surface));
- if (!surf)
- goto err;
-
- if (!_eglInitSurface(drv, &surf->base, EGL_PBUFFER_BIT, conf, attrib_list))
- goto err_surf;
-
- surf->w = width;
- surf->h = height;
-
- visual = drm_visual_from_config(conf);
- surf->stfb = drm_create_framebuffer(dev->screen, visual,
- width, height,
- (void*)surf);
- drm_visual_modes_destroy(visual);
-
- return &surf->base;
-
-err_surf:
- free(surf);
-err:
- return NULL;
-}
-
-/**
- * Called by libEGL's eglCreateScreenSurfaceMESA().
- */
-_EGLSurface *
-drm_create_screen_surface_mesa(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *cfg,
- const EGLint *attrib_list)
-{
- EGLSurface surf = drm_create_pbuffer_surface(drv, dpy, cfg, attrib_list);
-
- return surf;
-}
-
-/**
- * Called by libEGL's eglShowScreenSurfaceMESA().
- */
-EGLBoolean
-drm_show_screen_surface_mesa(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLScreen *screen,
- _EGLSurface *surface, _EGLMode *mode)
-{
- struct drm_device *dev = lookup_drm_device(dpy);
- struct drm_surface *surf = lookup_drm_surface(surface);
- struct drm_screen *scrn = lookup_drm_screen(screen);
- int ret;
- unsigned int i, k;
-
- if (scrn->shown)
- drm_takedown_shown_screen(dpy, scrn);
-
-
- drm_create_texture(dpy, scrn, mode->Width, mode->Height);
- if (!scrn->tex)
- goto err_tex;
-
- ret = drmModeAddFB(dev->drmFD,
- scrn->front.width, scrn->front.height,
- 32, 32, scrn->front.pitch,
- scrn->front.handle,
- &scrn->fbID);
-
- if (ret)
- goto err_bo;
-
- scrn->fb = drmModeGetFB(dev->drmFD, scrn->fbID);
- if (!scrn->fb)
- goto err_bo;
-
- /* find a fitting crtc */
- {
- drmModeConnector *con = scrn->connector;
-
- scrn->mode = drm_find_mode(con, mode);
- if (!scrn->mode)
- goto err_fb;
-
- for (k = 0; k < con->count_encoders; k++) {
- drmModeEncoder *enc = drmModeGetEncoder(dev->drmFD, con->encoders[k]);
- for (i = 0; i < dev->res->count_crtcs; i++) {
- if (enc->possible_crtcs & (1<<i)) {
- /* save the ID */
- scrn->crtcID = dev->res->crtcs[i];
-
- /* skip the rest */
- i = dev->res->count_crtcs;
- k = dev->res->count_encoders;
- }
- }
- drmModeFreeEncoder(enc);
- }
- }
-
- ret = drmModeSetCrtc(dev->drmFD,
- scrn->crtcID,
- scrn->fbID,
- 0, 0,
- &scrn->connectorID, 1,
- scrn->mode);
-
- if (ret)
- goto err_crtc;
-
-
- if (scrn->dpms)
- drmModeConnectorSetProperty(dev->drmFD,
- scrn->connectorID,
- scrn->dpms->prop_id,
- DRM_MODE_DPMS_ON);
-
- surf->screen = scrn;
-
- scrn->surf = surf;
- scrn->shown = 1;
-
- return EGL_TRUE;
-
-err_crtc:
- scrn->crtcID = 0;
-
-err_fb:
- drmModeRmFB(dev->drmFD, scrn->fbID);
- drmModeFreeFB(scrn->fb);
- scrn->fb = NULL;
-
-err_bo:
- pipe_surface_reference(&scrn->surface, NULL);
- pipe_texture_reference(&scrn->tex, NULL);
-
-err_tex:
- return EGL_FALSE;
-}
-
-/**
- * Called by libEGL's eglDestroySurface().
- */
-EGLBoolean
-drm_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface)
-{
- struct drm_surface *surf = lookup_drm_surface(surface);
- if (!_eglIsSurfaceBound(&surf->base)) {
- if (surf->screen)
- drm_takedown_shown_screen(dpy, surf->screen);
- st_unreference_framebuffer(surf->stfb);
- free(surf);
- }
- return EGL_TRUE;
-}
-
-/**
- * Called by libEGL's eglSwapBuffers().
- */
-EGLBoolean
-drm_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw)
-{
- struct drm_device *dev = lookup_drm_device(dpy);
- struct drm_surface *surf = lookup_drm_surface(draw);
- struct pipe_surface *back_surf;
-
- if (!surf)
- return EGL_FALSE;
-
- st_get_framebuffer_surface(surf->stfb, ST_SURFACE_BACK_LEFT, &back_surf);
-
- if (back_surf) {
- struct drm_context *ctx = lookup_drm_context(draw->Binding);
-
- st_notify_swapbuffers(surf->stfb);
-
- if (ctx && surf->screen) {
- if (ctx->pipe->surface_copy) {
- ctx->pipe->surface_copy(ctx->pipe,
- surf->screen->surface,
- 0, 0,
- back_surf,
- 0, 0,
- surf->w, surf->h);
- } else {
- util_surface_copy(ctx->pipe, FALSE,
- surf->screen->surface,
- 0, 0,
- back_surf,
- 0, 0,
- surf->w, surf->h);
- }
- ctx->pipe->flush(ctx->pipe, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_TEXTURE_CACHE, NULL);
-
-#ifdef DRM_MODE_FEATURE_DIRTYFB
- /* TODO query connector property to see if this is needed */
- drmModeDirtyFB(dev->drmFD, surf->screen->fbID, NULL, 0);
-#else
- (void)dev;
-#endif
-
- /* TODO more stuff here */
- }
- }
-
- return EGL_TRUE;
-}
+++ /dev/null
-
-#include "utils.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include "egl_tracker.h"
-
-#include <fcntl.h>
-
-#include "egllog.h"
-#include "state_tracker/drm_api.h"
-
-#include "pipe/p_screen.h"
-#include "pipe/internal/p_winsys_screen.h"
-
-/** HACK */
-void* driDriverAPI;
-
-
-/*
- * Exported functions
- */
-
-/** Called by libEGL just prior to unloading/closing the driver.
- */
-static void
-drm_unload(_EGLDriver *drv)
-{
- free(drv);
-}
-
-/**
- * The bootstrap function. Return a new drm_driver object and
- * plug in API functions.
- * libEGL finds this function with dlopen()/dlsym() and calls it from
- * "load driver" function.
- */
-_EGLDriver *
-_eglMain(const char *args)
-{
- _EGLDriver *drv;
-
- drv = (_EGLDriver *) calloc(1, sizeof(_EGLDriver));
- if (!drv) {
- return NULL;
- }
-
- /* First fill in the dispatch table with defaults */
- _eglInitDriverFallbacks(drv);
- /* then plug in our Drm-specific functions */
- drv->API.Initialize = drm_initialize;
- drv->API.Terminate = drm_terminate;
- drv->API.CreateContext = drm_create_context;
- drv->API.MakeCurrent = drm_make_current;
- drv->API.CreateWindowSurface = drm_create_window_surface;
- drv->API.CreatePixmapSurface = drm_create_pixmap_surface;
- drv->API.CreatePbufferSurface = drm_create_pbuffer_surface;
- drv->API.DestroySurface = drm_destroy_surface;
- drv->API.DestroyContext = drm_destroy_context;
- drv->API.CreateScreenSurfaceMESA = drm_create_screen_surface_mesa;
- drv->API.ShowScreenSurfaceMESA = drm_show_screen_surface_mesa;
- drv->API.SwapBuffers = drm_swap_buffers;
-
- drv->Name = "DRM/Gallium/Win";
- drv->Unload = drm_unload;
-
- return drv;
-}
-
-static void
-drm_get_device_id(struct drm_device *device)
-{
- char path[512];
- FILE *file;
- char *ret;
-
- /* TODO get the real minor */
- int minor = 0;
-
- device->deviceID = 0;
-
- snprintf(path, sizeof(path), "/sys/class/drm/card%d/device/device", minor);
- file = fopen(path, "r");
- if (!file) {
- _eglLog(_EGL_WARNING, "Could not retrive device ID\n");
- return;
- }
-
- ret = fgets(path, sizeof( path ), file);
- fclose(file);
- if (!ret)
- return;
-
- sscanf(path, "%x", &device->deviceID);
-}
-
-static void
-drm_update_res(struct drm_device *dev)
-{
- drmModeFreeResources(dev->res);
- dev->res = drmModeGetResources(dev->drmFD);
-}
-
-static void
-drm_add_modes_from_connector(_EGLScreen *screen, drmModeConnectorPtr connector)
-{
- drmModeModeInfoPtr m = NULL;
- int i;
-
- for (i = 0; i < connector->count_modes; i++) {
- m = &connector->modes[i];
- _eglAddNewMode(screen, m->hdisplay, m->vdisplay, m->vrefresh, m->name);
- }
-}
-
-static void
-drm_find_dpms(struct drm_device *dev, struct drm_screen *screen)
-{
- drmModeConnectorPtr c = screen->connector;
- drmModePropertyPtr p;
- int i;
-
- for (i = 0; i < c->count_props; i++) {
- p = drmModeGetProperty(dev->drmFD, c->props[i]);
- if (!strcmp(p->name, "DPMS"))
- break;
-
- drmModeFreeProperty(p);
- p = NULL;
- }
-
- screen->dpms = p;
-}
-
-static int drm_open_minor(int minor)
-{
- char buf[64];
-
- sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, minor);
- return open(buf, O_RDWR, 0);
-}
-
-EGLBoolean
-drm_initialize(_EGLDriver *drv, _EGLDisplay *disp, EGLint *major, EGLint *minor)
-{
- struct drm_device *dev;
- struct drm_screen *screen = NULL;
- drmModeConnectorPtr connector = NULL;
- drmModeResPtr res = NULL;
- unsigned count_connectors = 0;
- int num_screens = 0;
- EGLint i;
- int fd;
- _EGLConfig *config;
-
- dev = (struct drm_device *) calloc(1, sizeof(struct drm_device));
- if (!dev)
- return EGL_FALSE;
- dev->api = drm_api_create();
-
- /* try the first node */
- fd = drm_open_minor(0);
- if (fd < 0)
- goto err_fd;
-
- dev->drmFD = fd;
- drm_get_device_id(dev);
-
- dev->screen = dev->api->create_screen(dev->api, dev->drmFD, NULL);
- if (!dev->screen)
- goto err_screen;
- dev->winsys = dev->screen->winsys;
-
- drm_update_res(dev);
- res = dev->res;
- if (res)
- count_connectors = res->count_connectors;
- else
- _eglLog(_EGL_WARNING, "Could not retrive kms information\n");
-
- for(i = 0; i < count_connectors && i < MAX_SCREENS; i++) {
- connector = drmModeGetConnector(fd, res->connectors[i]);
-
- if (!connector)
- continue;
-
- if (connector->connection != DRM_MODE_CONNECTED) {
- drmModeFreeConnector(connector);
- continue;
- }
-
- screen = malloc(sizeof(struct drm_screen));
- memset(screen, 0, sizeof(*screen));
- screen->connector = connector;
- screen->connectorID = connector->connector_id;
- _eglInitScreen(&screen->base);
- _eglAddScreen(disp, &screen->base);
- drm_add_modes_from_connector(&screen->base, connector);
- drm_find_dpms(dev, screen);
- dev->screens[num_screens++] = screen;
- }
- dev->count_screens = num_screens;
-
- disp->DriverData = dev;
-
- /* for now we only have one config */
- config = calloc(1, sizeof(*config));
- memset(config, 1, sizeof(*config));
- _eglInitConfig(config, 1);
- _eglSetConfigAttrib(config, EGL_RED_SIZE, 8);
- _eglSetConfigAttrib(config, EGL_GREEN_SIZE, 8);
- _eglSetConfigAttrib(config, EGL_BLUE_SIZE, 8);
- _eglSetConfigAttrib(config, EGL_ALPHA_SIZE, 8);
- _eglSetConfigAttrib(config, EGL_BUFFER_SIZE, 32);
- _eglSetConfigAttrib(config, EGL_DEPTH_SIZE, 24);
- _eglSetConfigAttrib(config, EGL_STENCIL_SIZE, 8);
- _eglSetConfigAttrib(config, EGL_SURFACE_TYPE, EGL_PBUFFER_BIT);
- _eglAddConfig(disp, config);
-
- disp->ClientAPIsMask = EGL_OPENGL_BIT /*| EGL_OPENGL_ES_BIT*/;
- /* enable supported extensions */
- disp->Extensions.MESA_screen_surface = EGL_TRUE;
- disp->Extensions.MESA_copy_context = EGL_TRUE;
-
- *major = 1;
- *minor = 4;
-
- return EGL_TRUE;
-
-err_screen:
- drmClose(fd);
-err_fd:
- free(dev);
- return EGL_FALSE;
-}
-
-EGLBoolean
-drm_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
-{
- struct drm_device *dev = lookup_drm_device(dpy);
- struct drm_screen *screen;
- int i = 0;
-
- _eglReleaseDisplayResources(drv, dpy);
- _eglCleanupDisplay(dpy);
-
- drmFreeVersion(dev->version);
-
- for (i = 0; i < dev->count_screens; i++) {
- screen = dev->screens[i];
-
- if (screen->shown)
- drm_takedown_shown_screen(dpy, screen);
-
- drmModeFreeProperty(screen->dpms);
- drmModeFreeConnector(screen->connector);
- _eglDestroyScreen(&screen->base);
- dev->screens[i] = NULL;
- }
-
- dev->screen->destroy(dev->screen);
- dev->winsys = NULL;
-
- drmClose(dev->drmFD);
-
- dev->api->destroy(dev->api);
- free(dev);
- dpy->DriverData = NULL;
-
- return EGL_TRUE;
-}
+++ /dev/null
-
-#ifndef _EGL_TRACKER_H_
-#define _EGL_TRACKER_H_
-
-#include <stdint.h>
-
-#include "eglconfig.h"
-#include "eglcontext.h"
-#include "egldisplay.h"
-#include "egldriver.h"
-#include "eglglobals.h"
-#include "eglmode.h"
-#include "eglscreen.h"
-#include "eglsurface.h"
-
-#include "xf86drm.h"
-#include "xf86drmMode.h"
-
-#include "pipe/p_compiler.h"
-
-#include "state_tracker/st_public.h"
-
-#define MAX_SCREENS 16
-
-struct pipe_winsys;
-struct pipe_screen;
-struct pipe_context;
-struct state_tracker;
-
-struct drm_screen;
-struct drm_context;
-
-struct drm_device
-{
- /*
- * pipe
- */
-
- struct drm_api *api;
- struct pipe_winsys *winsys;
- struct pipe_screen *screen;
-
- /*
- * drm
- */
-
- int drmFD;
- drmVersionPtr version;
- int deviceID;
-
- drmModeResPtr res;
-
- struct drm_screen *screens[MAX_SCREENS];
- size_t count_screens;
-};
-
-struct drm_surface
-{
- _EGLSurface base; /* base class/object */
-
- /*
- * pipe
- */
-
-
- struct st_framebuffer *stfb;
-
- /*
- * drm
- */
-
- struct drm_screen *screen;
-
- int w;
- int h;
-};
-
-struct drm_context
-{
- _EGLContext base; /* base class/object */
-
- /* pipe */
-
- struct pipe_context *pipe;
- struct st_context *st;
-};
-
-struct drm_screen
-{
- _EGLScreen base;
-
- /*
- * pipe
- */
-
- struct pipe_texture *tex;
- struct pipe_surface *surface;
-
- /*
- * drm
- */
-
- struct {
- unsigned height;
- unsigned width;
- unsigned pitch;
- unsigned handle;
- } front;
-
- /* currently only support one connector */
- drmModeConnectorPtr connector;
- uint32_t connectorID;
-
- /* dpms property */
- drmModePropertyPtr dpms;
-
- /* Has this screen been shown */
- int shown;
-
- /* Surface that is currently attached to this screen */
- struct drm_surface *surf;
-
- /* framebuffer */
- drmModeFBPtr fb;
- uint32_t fbID;
-
- /* crtc and mode used */
- /*drmModeCrtcPtr crtc;*/
- uint32_t crtcID;
-
- drmModeModeInfoPtr mode;
-};
-
-
-static INLINE struct drm_device *
-lookup_drm_device(_EGLDisplay *d)
-{
- return (struct drm_device *) d->DriverData;
-}
-
-
-static INLINE struct drm_context *
-lookup_drm_context(_EGLContext *c)
-{
- return (struct drm_context *) c;
-}
-
-
-static INLINE struct drm_surface *
-lookup_drm_surface(_EGLSurface *s)
-{
- return (struct drm_surface *) s;
-}
-
-static INLINE struct drm_screen *
-lookup_drm_screen(_EGLScreen *s)
-{
- return (struct drm_screen *) s;
-}
-
-/**
- * egl_visual.h
- */
-/*@{*/
-void drm_visual_modes_destroy(__GLcontextModes *modes);
-__GLcontextModes* drm_visual_modes_create(unsigned count, size_t minimum_size);
-__GLcontextModes* drm_visual_from_config(_EGLConfig *conf);
-/*@}*/
-
-/**
- * egl_surface.h
- */
-/*@{*/
-void drm_takedown_shown_screen(_EGLDisplay *dpy, struct drm_screen *screen);
-/*@}*/
-
-/**
- * All function exported to the egl side.
- */
-/*@{*/
-EGLBoolean drm_initialize(_EGLDriver *drv, _EGLDisplay *dpy, EGLint *major, EGLint *minor);
-EGLBoolean drm_terminate(_EGLDriver *drv, _EGLDisplay *dpy);
-_EGLContext *drm_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, _EGLContext *share_list, const EGLint *attrib_list);
-EGLBoolean drm_destroy_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *context);
-_EGLSurface *drm_create_window_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, NativeWindowType window, const EGLint *attrib_list);
-_EGLSurface *drm_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, NativePixmapType pixmap, const EGLint *attrib_list);
-_EGLSurface *drm_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, const EGLint *attrib_list);
-_EGLSurface *drm_create_screen_surface_mesa(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, const EGLint *attrib_list);
-EGLBoolean drm_show_screen_surface_mesa(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, _EGLSurface *surface, _EGLMode *mode);
-EGLBoolean drm_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface);
-EGLBoolean drm_make_current(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw, _EGLSurface *read, _EGLContext *context);
-EGLBoolean drm_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw);
-/*@}*/
-
-#endif
+++ /dev/null
-
-#include "egl_tracker.h"
-
-#include "egllog.h"
-
-void
-drm_visual_modes_destroy(__GLcontextModes *modes)
-{
- _eglLog(_EGL_DEBUG, "%s", __FUNCTION__);
-
- while (modes) {
- __GLcontextModes * const next = modes->next;
- free(modes);
- modes = next;
- }
-}
-
-__GLcontextModes *
-drm_visual_modes_create(unsigned count, size_t minimum_size)
-{
- /* This code copied from libGLX, and modified */
- const size_t size = (minimum_size > sizeof(__GLcontextModes))
- ? minimum_size : sizeof(__GLcontextModes);
- __GLcontextModes * head = NULL;
- __GLcontextModes ** next;
- unsigned i;
-
- _eglLog(_EGL_DEBUG, "%s %d %d", __FUNCTION__, count, minimum_size);
-
- next = & head;
- for (i = 0 ; i < count ; i++) {
- *next = (__GLcontextModes *) calloc(1, size);
- if (*next == NULL) {
- drm_visual_modes_destroy(head);
- head = NULL;
- break;
- }
-
- (*next)->doubleBufferMode = 1;
- (*next)->visualID = GLX_DONT_CARE;
- (*next)->visualType = GLX_DONT_CARE;
- (*next)->visualRating = GLX_NONE;
- (*next)->transparentPixel = GLX_NONE;
- (*next)->transparentRed = GLX_DONT_CARE;
- (*next)->transparentGreen = GLX_DONT_CARE;
- (*next)->transparentBlue = GLX_DONT_CARE;
- (*next)->transparentAlpha = GLX_DONT_CARE;
- (*next)->transparentIndex = GLX_DONT_CARE;
- (*next)->xRenderable = GLX_DONT_CARE;
- (*next)->fbconfigID = GLX_DONT_CARE;
- (*next)->swapMethod = GLX_SWAP_UNDEFINED_OML;
- (*next)->bindToTextureRgb = GLX_DONT_CARE;
- (*next)->bindToTextureRgba = GLX_DONT_CARE;
- (*next)->bindToMipmapTexture = GLX_DONT_CARE;
- (*next)->bindToTextureTargets = 0;
- (*next)->yInverted = GLX_DONT_CARE;
-
- next = & ((*next)->next);
- }
-
- return head;
-}
-
-__GLcontextModes *
-drm_visual_from_config(_EGLConfig *conf)
-{
- __GLcontextModes *visual;
- (void)conf;
-
- visual = drm_visual_modes_create(1, sizeof(*visual));
- visual->redBits = 8;
- visual->greenBits = 8;
- visual->blueBits = 8;
- visual->alphaBits = 8;
-
- visual->rgbBits = 32;
- visual->doubleBufferMode = 1;
-
- visual->depthBits = 24;
- visual->haveDepthBuffer = visual->depthBits > 0;
- visual->stencilBits = 8;
- visual->haveStencilBuffer = visual->stencilBits > 0;
-
- return visual;
-}
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <string.h>
+
+#include "pipe/p_screen.h"
+#include "pipe/p_context.h"
+#include "util/u_debug.h"
+#include "util/u_memory.h"
+#include "egllog.h"
+
+#include "native_kms.h"
+
+static boolean
+kms_surface_validate(struct native_surface *nsurf, uint attachment_mask,
+ unsigned int *seq_num, struct pipe_texture **textures,
+ int *width, int *height)
+{
+ struct kms_surface *ksurf = kms_surface(nsurf);
+ struct kms_display *kdpy = ksurf->kdpy;
+ struct pipe_screen *screen = kdpy->base.screen;
+ struct pipe_texture templ, *ptex;
+ int att;
+
+ if (attachment_mask) {
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.last_level = 0;
+ templ.width0 = ksurf->width;
+ templ.height0 = ksurf->height;
+ templ.depth0 = 1;
+ templ.format = ksurf->color_format;
+ templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
+ if (ksurf->type == KMS_SURFACE_TYPE_SCANOUT)
+ templ.tex_usage |= PIPE_TEXTURE_USAGE_PRIMARY;
+ }
+
+ /* create textures */
+ for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
+ /* delay the allocation */
+ if (!native_attachment_mask_test(attachment_mask, att))
+ continue;
+
+ ptex = ksurf->textures[att];
+ if (!ptex) {
+ ptex = screen->texture_create(screen, &templ);
+ ksurf->textures[att] = ptex;
+ }
+
+ if (textures) {
+ textures[att] = NULL;
+ pipe_texture_reference(&textures[att], ptex);
+ }
+ }
+
+ if (seq_num)
+ *seq_num = ksurf->sequence_number;
+ if (width)
+ *width = ksurf->width;
+ if (height)
+ *height = ksurf->height;
+
+ return TRUE;
+}
+
+/**
+ * Add textures as DRM framebuffers.
+ */
+static boolean
+kms_surface_init_framebuffers(struct native_surface *nsurf, boolean need_back)
+{
+ struct kms_surface *ksurf = kms_surface(nsurf);
+ struct kms_display *kdpy = ksurf->kdpy;
+ int num_framebuffers = (need_back) ? 2 : 1;
+ int i, err;
+
+ for (i = 0; i < num_framebuffers; i++) {
+ struct kms_framebuffer *fb;
+ enum native_attachment natt;
+ unsigned int handle, stride;
+ uint block_bits;
+
+ if (i == 0) {
+ fb = &ksurf->front_fb;
+ natt = NATIVE_ATTACHMENT_FRONT_LEFT;
+ }
+ else {
+ fb = &ksurf->back_fb;
+ natt = NATIVE_ATTACHMENT_BACK_LEFT;
+ }
+
+ if (!fb->texture) {
+ /* make sure the texture has been allocated */
+ kms_surface_validate(&ksurf->base, 1 << natt, NULL, NULL, NULL, NULL);
+ if (!ksurf->textures[natt])
+ return FALSE;
+
+ pipe_texture_reference(&fb->texture, ksurf->textures[natt]);
+ }
+
+ /* already initialized */
+ if (fb->buffer_id)
+ continue;
+
+ /* TODO detect the real value */
+ fb->is_passive = TRUE;
+
+ if (!kdpy->api->local_handle_from_texture(kdpy->api,
+ kdpy->base.screen, fb->texture, &stride, &handle))
+ return FALSE;
+
+ block_bits = util_format_get_blocksizebits(ksurf->color_format);
+ err = drmModeAddFB(kdpy->fd, ksurf->width, ksurf->height,
+ block_bits, block_bits, stride, handle, &fb->buffer_id);
+ if (err) {
+ fb->buffer_id = 0;
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+static boolean
+kms_surface_flush_frontbuffer(struct native_surface *nsurf)
+{
+#ifdef DRM_MODE_FEATURE_DIRTYFB
+ struct kms_surface *ksurf = kms_surface(nsurf);
+ struct kms_display *kdpy = ksurf->kdpy;
+
+ /* pbuffer is private */
+ if (ksurf->type == KMS_SURFACE_TYPE_PBUFFER)
+ return TRUE;
+
+ if (ksurf->front_fb.is_passive)
+ drmModeDirtyFB(kdpy->fd, ksurf->front_fb.buffer_id, NULL, 0);
+#endif
+
+ return TRUE;
+}
+
+static boolean
+kms_surface_swap_buffers(struct native_surface *nsurf)
+{
+ struct kms_surface *ksurf = kms_surface(nsurf);
+ struct kms_crtc *kcrtc = &ksurf->current_crtc;
+ struct kms_display *kdpy = ksurf->kdpy;
+ struct kms_framebuffer tmp_fb;
+ struct pipe_texture *tmp_texture;
+ int err;
+
+ /* pbuffer is private */
+ if (ksurf->type == KMS_SURFACE_TYPE_PBUFFER)
+ return TRUE;
+
+ if (!ksurf->back_fb.buffer_id) {
+ if (!kms_surface_init_framebuffers(&ksurf->base, TRUE))
+ return FALSE;
+ }
+
+ if (ksurf->is_shown && kcrtc->crtc) {
+ err = drmModeSetCrtc(kdpy->fd, kcrtc->crtc->crtc_id,
+ ksurf->back_fb.buffer_id, kcrtc->crtc->x, kcrtc->crtc->y,
+ kcrtc->connectors, kcrtc->num_connectors, &kcrtc->crtc->mode);
+ if (err)
+ return FALSE;
+ }
+
+ /* swap the buffers */
+ tmp_fb = ksurf->front_fb;
+ ksurf->front_fb = ksurf->back_fb;
+ ksurf->back_fb = tmp_fb;
+
+ tmp_texture = ksurf->textures[NATIVE_ATTACHMENT_FRONT_LEFT];
+ ksurf->textures[NATIVE_ATTACHMENT_FRONT_LEFT] =
+ ksurf->textures[NATIVE_ATTACHMENT_BACK_LEFT];
+ ksurf->textures[NATIVE_ATTACHMENT_BACK_LEFT] = tmp_texture;
+
+ /* the front/back textures are swapped */
+ ksurf->sequence_number++;
+
+ return TRUE;
+}
+
+static void
+kms_surface_wait(struct native_surface *nsurf)
+{
+ /* no-op */
+}
+
+static void
+kms_surface_destroy(struct native_surface *nsurf)
+{
+ struct kms_surface *ksurf = kms_surface(nsurf);
+ int i;
+
+ if (ksurf->current_crtc.crtc)
+ drmModeFreeCrtc(ksurf->current_crtc.crtc);
+
+ if (ksurf->front_fb.buffer_id)
+ drmModeRmFB(ksurf->kdpy->fd, ksurf->front_fb.buffer_id);
+ pipe_texture_reference(&ksurf->front_fb.texture, NULL);
+
+ if (ksurf->back_fb.buffer_id)
+ drmModeRmFB(ksurf->kdpy->fd, ksurf->back_fb.buffer_id);
+ pipe_texture_reference(&ksurf->back_fb.texture, NULL);
+
+ for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
+ struct pipe_texture *ptex = ksurf->textures[i];
+ pipe_texture_reference(&ptex, NULL);
+ }
+
+ free(ksurf);
+}
+
+static struct kms_surface *
+kms_display_create_surface(struct native_display *ndpy,
+ enum kms_surface_type type,
+ const struct native_config *nconf,
+ uint width, uint height)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ struct kms_config *kconf = kms_config(nconf);
+ struct kms_surface *ksurf;
+
+ ksurf = CALLOC_STRUCT(kms_surface);
+ if (!ksurf)
+ return NULL;
+
+ ksurf->kdpy = kdpy;
+ ksurf->type = type;
+ ksurf->color_format = kconf->base.color_format;
+ ksurf->width = width;
+ ksurf->height = height;
+
+ ksurf->base.destroy = kms_surface_destroy;
+ ksurf->base.swap_buffers = kms_surface_swap_buffers;
+ ksurf->base.flush_frontbuffer = kms_surface_flush_frontbuffer;
+ ksurf->base.validate = kms_surface_validate;
+ ksurf->base.wait = kms_surface_wait;
+
+ return ksurf;
+}
+
+/**
+ * Choose a CRTC that supports all given connectors.
+ */
+static uint32_t
+kms_display_choose_crtc(struct native_display *ndpy,
+ uint32_t *connectors, int num_connectors)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ int idx;
+
+ for (idx = 0; idx < kdpy->resources->count_crtcs; idx++) {
+ boolean found_crtc = TRUE;
+ int i, j;
+
+ for (i = 0; i < num_connectors; i++) {
+ drmModeConnectorPtr connector;
+ int encoder_idx = -1;
+
+ connector = drmModeGetConnector(kdpy->fd, connectors[i]);
+ if (!connector) {
+ found_crtc = FALSE;
+ break;
+ }
+
+ /* find an encoder the CRTC supports */
+ for (j = 0; j < connector->count_encoders; j++) {
+ drmModeEncoderPtr encoder =
+ drmModeGetEncoder(kdpy->fd, connector->encoders[j]);
+ if (encoder->possible_crtcs & (1 << idx)) {
+ encoder_idx = j;
+ break;
+ }
+ drmModeFreeEncoder(encoder);
+ }
+
+ drmModeFreeConnector(connector);
+ if (encoder_idx < 0) {
+ found_crtc = FALSE;
+ break;
+ }
+ }
+
+ if (found_crtc)
+ break;
+ }
+
+ if (idx >= kdpy->resources->count_crtcs) {
+ _eglLog(_EGL_WARNING,
+ "failed to find a CRTC that supports the given %d connectors",
+ num_connectors);
+ return 0;
+ }
+
+ return kdpy->resources->crtcs[idx];
+}
+
+/**
+ * Remember the original CRTC status and set the CRTC
+ */
+static boolean
+kms_display_set_crtc(struct native_display *ndpy, int crtc_idx,
+ uint32_t buffer_id, uint32_t x, uint32_t y,
+ uint32_t *connectors, int num_connectors,
+ drmModeModeInfoPtr mode)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ struct kms_crtc *kcrtc = &kdpy->saved_crtcs[crtc_idx];
+ uint32_t crtc_id;
+ int err;
+
+ if (kcrtc->crtc) {
+ crtc_id = kcrtc->crtc->crtc_id;
+ }
+ else {
+ int count = 0, i;
+
+ /*
+ * Choose the CRTC once. It could be more dynamic, but let's keep it
+ * simple for now.
+ */
+ crtc_id = kms_display_choose_crtc(&kdpy->base,
+ connectors, num_connectors);
+
+ /* save the original CRTC status */
+ kcrtc->crtc = drmModeGetCrtc(kdpy->fd, crtc_id);
+ if (!kcrtc->crtc)
+ return FALSE;
+
+ for (i = 0; i < kdpy->num_connectors; i++) {
+ struct kms_connector *kconn = &kdpy->connectors[i];
+ drmModeConnectorPtr connector = kconn->connector;
+ drmModeEncoderPtr encoder;
+
+ encoder = drmModeGetEncoder(kdpy->fd, connector->encoder_id);
+ if (encoder) {
+ if (encoder->crtc_id == crtc_id) {
+ kcrtc->connectors[count++] = connector->connector_id;
+ if (count >= Elements(kcrtc->connectors))
+ break;
+ }
+ drmModeFreeEncoder(encoder);
+ }
+ }
+
+ kcrtc->num_connectors = count;
+ }
+
+ err = drmModeSetCrtc(kdpy->fd, crtc_id, buffer_id, x, y,
+ connectors, num_connectors, mode);
+ if (err) {
+ drmModeFreeCrtc(kcrtc->crtc);
+ kcrtc->crtc = NULL;
+ kcrtc->num_connectors = 0;
+
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static boolean
+kms_display_program(struct native_display *ndpy, int crtc_idx,
+ struct native_surface *nsurf, uint x, uint y,
+ const struct native_connector **nconns, int num_nconns,
+ const struct native_mode *nmode)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ struct kms_surface *ksurf = kms_surface(nsurf);
+ const struct kms_mode *kmode = kms_mode(nmode);
+ uint32_t connector_ids[32];
+ uint32_t buffer_id;
+ drmModeModeInfo mode_tmp, *mode;
+ int i;
+
+ if (num_nconns > Elements(connector_ids)) {
+ _eglLog(_EGL_WARNING, "too many connectors (%d)", num_nconns);
+ num_nconns = Elements(connector_ids);
+ }
+
+ if (ksurf) {
+ if (!kms_surface_init_framebuffers(&ksurf->base, FALSE))
+ return FALSE;
+
+ buffer_id = ksurf->front_fb.buffer_id;
+ /* the mode argument of drmModeSetCrtc is not constified */
+ mode_tmp = kmode->mode;
+ mode = &mode_tmp;
+ }
+ else {
+ /* disable the CRTC */
+ buffer_id = 0;
+ mode = NULL;
+ num_nconns = 0;
+ }
+
+ for (i = 0; i < num_nconns; i++) {
+ struct kms_connector *kconn = kms_connector(nconns[i]);
+ connector_ids[i] = kconn->connector->connector_id;
+ }
+
+ if (!kms_display_set_crtc(&kdpy->base, crtc_idx, buffer_id, x, y,
+ connector_ids, num_nconns, mode)) {
+ _eglLog(_EGL_WARNING, "failed to set CRTC %d", crtc_idx);
+
+ return FALSE;
+ }
+
+ if (kdpy->shown_surfaces[crtc_idx])
+ kdpy->shown_surfaces[crtc_idx]->is_shown = FALSE;
+ kdpy->shown_surfaces[crtc_idx] = ksurf;
+
+ /* remember the settings for buffer swapping */
+ if (ksurf) {
+ uint32_t crtc_id = kdpy->saved_crtcs[crtc_idx].crtc->crtc_id;
+ struct kms_crtc *kcrtc = &ksurf->current_crtc;
+
+ if (kcrtc->crtc)
+ drmModeFreeCrtc(kcrtc->crtc);
+ kcrtc->crtc = drmModeGetCrtc(kdpy->fd, crtc_id);
+
+ assert(num_nconns < Elements(kcrtc->connectors));
+ memcpy(kcrtc->connectors, connector_ids,
+ sizeof(*connector_ids) * num_nconns);
+ kcrtc->num_connectors = num_nconns;
+
+ ksurf->is_shown = TRUE;
+ }
+
+ return TRUE;
+}
+
+static const struct native_mode **
+kms_display_get_modes(struct native_display *ndpy,
+ const struct native_connector *nconn,
+ int *num_modes)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ struct kms_connector *kconn = kms_connector(nconn);
+ const struct native_mode **nmodes_return;
+ int count, i;
+
+ /* delete old data */
+ if (kconn->connector) {
+ drmModeFreeConnector(kconn->connector);
+ free(kconn->kms_modes);
+
+ kconn->connector = NULL;
+ kconn->kms_modes = NULL;
+ kconn->num_modes = 0;
+ }
+
+ /* detect again */
+ kconn->connector = drmModeGetConnector(kdpy->fd, kconn->connector_id);
+ if (!kconn->connector)
+ return NULL;
+
+ count = kconn->connector->count_modes;
+ kconn->kms_modes = calloc(count, sizeof(*kconn->kms_modes));
+ if (!kconn->kms_modes) {
+ drmModeFreeConnector(kconn->connector);
+ kconn->connector = NULL;
+
+ return NULL;
+ }
+
+ for (i = 0; i < count; i++) {
+ struct kms_mode *kmode = &kconn->kms_modes[i];
+ drmModeModeInfoPtr mode = &kconn->connector->modes[i];
+
+ kmode->mode = *mode;
+
+ kmode->base.desc = kmode->mode.name;
+ kmode->base.width = kmode->mode.hdisplay;
+ kmode->base.height = kmode->mode.vdisplay;
+ kmode->base.refresh_rate = kmode->mode.vrefresh / 1000;
+ }
+
+ nmodes_return = malloc(count * sizeof(*nmodes_return));
+ if (nmodes_return) {
+ for (i = 0; i < count; i++)
+ nmodes_return[i] = &kconn->kms_modes[i].base;
+ if (num_modes)
+ *num_modes = count;
+ }
+
+ return nmodes_return;
+}
+
+static const struct native_connector **
+kms_display_get_connectors(struct native_display *ndpy, int *num_connectors,
+ int *num_crtc)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ const struct native_connector **connectors;
+ int i;
+
+ if (!kdpy->connectors) {
+ kdpy->connectors =
+ calloc(kdpy->resources->count_connectors, sizeof(*kdpy->connectors));
+ if (!kdpy->connectors)
+ return NULL;
+
+ for (i = 0; i < kdpy->resources->count_connectors; i++) {
+ struct kms_connector *kconn = &kdpy->connectors[i];
+
+ kconn->connector_id = kdpy->resources->connectors[i];
+ /* kconn->connector is allocated when the modes are asked */
+ }
+
+ kdpy->num_connectors = kdpy->resources->count_connectors;
+ }
+
+ connectors = malloc(kdpy->num_connectors * sizeof(*connectors));
+ if (connectors) {
+ for (i = 0; i < kdpy->num_connectors; i++)
+ connectors[i] = &kdpy->connectors[i].base;
+ if (num_connectors)
+ *num_connectors = kdpy->num_connectors;
+ }
+
+ if (num_crtc)
+ *num_crtc = kdpy->resources->count_crtcs;
+
+ return connectors;
+}
+
+static struct native_surface *
+kms_display_create_scanout_surface(struct native_display *ndpy,
+ const struct native_config *nconf,
+ uint width, uint height)
+{
+ struct kms_surface *ksurf;
+
+ ksurf = kms_display_create_surface(ndpy,
+ KMS_SURFACE_TYPE_SCANOUT, nconf, width, height);
+ return &ksurf->base;
+}
+
+static struct native_surface *
+kms_display_create_pbuffer_surface(struct native_display *ndpy,
+ const struct native_config *nconf,
+ uint width, uint height)
+{
+ struct kms_surface *ksurf;
+
+ ksurf = kms_display_create_surface(ndpy,
+ KMS_SURFACE_TYPE_PBUFFER, nconf, width, height);
+ return &ksurf->base;
+}
+
+static struct pipe_context *
+kms_display_create_context(struct native_display *ndpy, void *context_private)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ struct pipe_context *pctx;
+
+ pctx = kdpy->api->create_context(kdpy->api, kdpy->base.screen);
+ if (pctx)
+ pctx->priv = context_private;
+ return pctx;
+}
+
+static boolean
+kms_display_is_format_supported(struct native_display *ndpy,
+ enum pipe_format fmt, boolean is_color)
+{
+ return ndpy->screen->is_format_supported(ndpy->screen,
+ fmt, PIPE_TEXTURE_2D,
+ (is_color) ? PIPE_TEXTURE_USAGE_RENDER_TARGET :
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
+}
+
+static const struct native_config **
+kms_display_get_configs(struct native_display *ndpy, int *num_configs)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ const struct native_config **configs;
+
+ /* first time */
+ if (!kdpy->config) {
+ struct native_config *nconf;
+ enum pipe_format format;
+
+ kdpy->config = calloc(1, sizeof(*kdpy->config));
+ if (!kdpy->config)
+ return NULL;
+
+ nconf = &kdpy->config->base;
+
+ /* always double-buffered */
+ nconf->mode.doubleBufferMode = TRUE;
+
+ format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ if (!kms_display_is_format_supported(&kdpy->base, format, TRUE)) {
+ format = PIPE_FORMAT_B8G8R8A8_UNORM;
+ if (!kms_display_is_format_supported(&kdpy->base, format, TRUE))
+ format = PIPE_FORMAT_NONE;
+ }
+ if (format == PIPE_FORMAT_NONE)
+ return NULL;
+
+ nconf->color_format = format;
+ nconf->mode.redBits = 8;
+ nconf->mode.greenBits = 8;
+ nconf->mode.blueBits = 8;
+ nconf->mode.alphaBits = 8;
+ nconf->mode.rgbBits = 32;
+
+ format = PIPE_FORMAT_S8Z24_UNORM;
+ if (!kms_display_is_format_supported(&kdpy->base, format, FALSE)) {
+ format = PIPE_FORMAT_Z24S8_UNORM;
+ if (!kms_display_is_format_supported(&kdpy->base, format, FALSE))
+ format = PIPE_FORMAT_NONE;
+ }
+ if (format != PIPE_FORMAT_NONE) {
+ nconf->depth_format = format;
+ nconf->stencil_format = format;
+
+ nconf->mode.depthBits = 24;
+ nconf->mode.stencilBits = 8;
+ nconf->mode.haveDepthBuffer = TRUE;
+ nconf->mode.haveStencilBuffer = TRUE;
+ }
+
+ nconf->scanout_bit = TRUE;
+ nconf->mode.drawableType = GLX_PBUFFER_BIT;
+ nconf->mode.swapMethod = GLX_SWAP_EXCHANGE_OML;
+
+ nconf->mode.visualID = 0;
+ nconf->mode.visualType = EGL_NONE;
+
+ nconf->mode.renderType = GLX_RGBA_BIT;
+ nconf->mode.rgbMode = TRUE;
+ nconf->mode.xRenderable = FALSE;
+ }
+
+ configs = malloc(sizeof(*configs));
+ if (configs) {
+ configs[0] = &kdpy->config->base;
+ if (num_configs)
+ *num_configs = 1;
+ }
+
+ return configs;
+}
+
+static void
+kms_display_destroy(struct native_display *ndpy)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ int i;
+
+ if (kdpy->config)
+ free(kdpy->config);
+
+ if (kdpy->connectors) {
+ for (i = 0; i < kdpy->num_connectors; i++) {
+ struct kms_connector *kconn = &kdpy->connectors[i];
+ if (kconn->connector) {
+ drmModeFreeConnector(kconn->connector);
+ free(kconn->kms_modes);
+ }
+ }
+ free(kdpy->connectors);
+ }
+
+ if (kdpy->shown_surfaces)
+ free(kdpy->shown_surfaces);
+
+ if (kdpy->saved_crtcs) {
+ for (i = 0; i < kdpy->resources->count_crtcs; i++) {
+ struct kms_crtc *kcrtc = &kdpy->saved_crtcs[i];
+
+ if (kcrtc->crtc) {
+ /* restore crtc */
+ drmModeSetCrtc(kdpy->fd, kcrtc->crtc->crtc_id,
+ kcrtc->crtc->buffer_id, kcrtc->crtc->x, kcrtc->crtc->y,
+ kcrtc->connectors, kcrtc->num_connectors,
+ &kcrtc->crtc->mode);
+
+ drmModeFreeCrtc(kcrtc->crtc);
+ }
+ }
+ free(kdpy->saved_crtcs);
+ }
+
+ if (kdpy->resources)
+ drmModeFreeResources(kdpy->resources);
+
+ if (kdpy->base.screen)
+ kdpy->base.screen->destroy(kdpy->base.screen);
+
+ if (kdpy->fd >= 0)
+ drmClose(kdpy->fd);
+
+ if (kdpy->api)
+ kdpy->api->destroy(kdpy->api);
+ free(kdpy);
+}
+
+/**
+ * Initialize KMS and pipe screen.
+ */
+static boolean
+kms_display_init_screen(struct native_display *ndpy)
+{
+ struct kms_display *kdpy = kms_display(ndpy);
+ struct drm_create_screen_arg arg;
+ int fd;
+
+ fd = drmOpen(kdpy->api->name, NULL);
+ if (fd < 0) {
+ _eglLog(_EGL_WARNING, "failed to open DRM device");
+ return FALSE;
+ }
+
+#if 0
+ if (drmSetMaster(fd)) {
+ _eglLog(_EGL_WARNING, "failed to become DRM master");
+ return FALSE;
+ }
+#endif
+
+ memset(&arg, 0, sizeof(arg));
+ arg.mode = DRM_CREATE_NORMAL;
+ kdpy->base.screen = kdpy->api->create_screen(kdpy->api, fd, &arg);
+ if (!kdpy->base.screen) {
+ _eglLog(_EGL_WARNING, "failed to create DRM screen");
+ drmClose(fd);
+ return FALSE;
+ }
+
+ kdpy->fd = fd;
+
+ return TRUE;
+}
+
+static struct native_display_modeset kms_display_modeset = {
+ .get_connectors = kms_display_get_connectors,
+ .get_modes = kms_display_get_modes,
+ .create_scanout_surface = kms_display_create_scanout_surface,
+ .program = kms_display_program
+};
+
+static struct native_display *
+kms_create_display(EGLNativeDisplayType dpy, struct drm_api *api)
+{
+ struct kms_display *kdpy;
+
+ kdpy = CALLOC_STRUCT(kms_display);
+ if (!kdpy)
+ return NULL;
+
+ kdpy->api = api;
+ if (!kdpy->api) {
+ _eglLog(_EGL_WARNING, "failed to create DRM API");
+ free(kdpy);
+ return NULL;
+ }
+
+ kdpy->fd = -1;
+ if (!kms_display_init_screen(&kdpy->base)) {
+ kms_display_destroy(&kdpy->base);
+ return NULL;
+ }
+
+ /* resources are fixed, unlike crtc, connector, or encoder */
+ kdpy->resources = drmModeGetResources(kdpy->fd);
+ if (!kdpy->resources) {
+ kms_display_destroy(&kdpy->base);
+ return NULL;
+ }
+
+ kdpy->saved_crtcs =
+ calloc(kdpy->resources->count_crtcs, sizeof(*kdpy->saved_crtcs));
+ if (!kdpy->saved_crtcs) {
+ kms_display_destroy(&kdpy->base);
+ return NULL;
+ }
+
+ kdpy->shown_surfaces =
+ calloc(kdpy->resources->count_crtcs, sizeof(*kdpy->shown_surfaces));
+ if (!kdpy->shown_surfaces) {
+ kms_display_destroy(&kdpy->base);
+ return NULL;
+ }
+
+ kdpy->base.destroy = kms_display_destroy;
+ kdpy->base.get_configs = kms_display_get_configs;
+ kdpy->base.create_context = kms_display_create_context;
+ kdpy->base.create_pbuffer_surface = kms_display_create_pbuffer_surface;
+
+ kdpy->base.modeset = &kms_display_modeset;
+
+ return &kdpy->base;
+}
+
+struct native_probe *
+native_create_probe(EGLNativeDisplayType dpy)
+{
+ return NULL;
+}
+
+enum native_probe_result
+native_get_probe_result(struct native_probe *nprobe)
+{
+ return NATIVE_PROBE_UNKNOWN;
+}
+
+/* the api is destroyed with the native display */
+static struct drm_api *drm_api;
+
+const char *
+native_get_name(void)
+{
+ static char kms_name[32];
+
+ if (!drm_api)
+ drm_api = drm_api_create();
+
+ if (drm_api)
+ snprintf(kms_name, sizeof(kms_name), "KMS/%s", drm_api->name);
+ else
+ snprintf(kms_name, sizeof(kms_name), "KMS");
+
+ return kms_name;
+}
+
+struct native_display *
+native_create_display(EGLNativeDisplayType dpy)
+{
+ struct native_display *ndpy = NULL;
+
+ if (!drm_api)
+ drm_api = drm_api_create();
+
+ if (drm_api)
+ ndpy = kms_create_display(dpy, drm_api);
+
+ return ndpy;
+}
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _NATIVE_KMS_H_
+#define _NATIVE_KMS_H_
+
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+
+#include "pipe/p_compiler.h"
+#include "util/u_format.h"
+#include "pipe/p_state.h"
+#include "state_tracker/drm_api.h"
+
+#include "common/native.h"
+
+enum kms_surface_type {
+ KMS_SURFACE_TYPE_PBUFFER,
+ KMS_SURFACE_TYPE_SCANOUT
+};
+
+struct kms_config;
+struct kms_connector;
+struct kms_mode;
+
+struct kms_crtc {
+ drmModeCrtcPtr crtc;
+ uint32_t connectors[32];
+ int num_connectors;
+};
+
+struct kms_display {
+ struct native_display base;
+
+ int fd;
+ struct drm_api *api;
+ drmModeResPtr resources;
+ struct kms_config *config;
+
+ struct kms_connector *connectors;
+ int num_connectors;
+
+ struct kms_surface **shown_surfaces;
+ /* save the original settings of the CRTCs */
+ struct kms_crtc *saved_crtcs;
+};
+
+struct kms_framebuffer {
+ struct pipe_texture *texture;
+ boolean is_passive;
+
+ uint32_t buffer_id;
+};
+
+struct kms_surface {
+ struct native_surface base;
+ enum kms_surface_type type;
+ enum pipe_format color_format;
+ struct kms_display *kdpy;
+ int width, height;
+
+ struct pipe_texture *textures[NUM_NATIVE_ATTACHMENTS];
+ unsigned int sequence_number;
+ struct kms_framebuffer front_fb, back_fb;
+
+ boolean is_shown;
+ struct kms_crtc current_crtc;
+};
+
+struct kms_config {
+ struct native_config base;
+};
+
+struct kms_connector {
+ struct native_connector base;
+
+ uint32_t connector_id;
+ drmModeConnectorPtr connector;
+ struct kms_mode *kms_modes;
+ int num_modes;
+};
+
+struct kms_mode {
+ struct native_mode base;
+ drmModeModeInfo mode;
+};
+
+static INLINE struct kms_display *
+kms_display(const struct native_display *ndpy)
+{
+ return (struct kms_display *) ndpy;
+}
+
+static INLINE struct kms_surface *
+kms_surface(const struct native_surface *nsurf)
+{
+ return (struct kms_surface *) nsurf;
+}
+
+static INLINE struct kms_config *
+kms_config(const struct native_config *nconf)
+{
+ return (struct kms_config *) nconf;
+}
+
+static INLINE struct kms_connector *
+kms_connector(const struct native_connector *nconn)
+{
+ return (struct kms_connector *) nconn;
+}
+
+static INLINE struct kms_mode *
+kms_mode(const struct native_mode *nmode)
+{
+ return (struct kms_mode *) nmode;
+}
+
+#endif /* _NATIVE_KMS_H_ */
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "util/u_memory.h"
+#include "util/u_math.h"
+#include "util/u_format.h"
+#include "pipe/p_compiler.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+#include "state_tracker/drm_api.h"
+#include "egllog.h"
+
+#include "native_x11.h"
+#include "x11_screen.h"
+
+enum dri2_surface_type {
+ DRI2_SURFACE_TYPE_WINDOW,
+ DRI2_SURFACE_TYPE_PIXMAP,
+ DRI2_SURFACE_TYPE_PBUFFER
+};
+
+struct dri2_display {
+ struct native_display base;
+ Display *dpy;
+ boolean own_dpy;
+
+ struct drm_api *api;
+ struct x11_screen *xscr;
+ int xscr_number;
+
+ struct dri2_config *configs;
+ int num_configs;
+};
+
+struct dri2_surface {
+ struct native_surface base;
+ Drawable drawable;
+ enum dri2_surface_type type;
+ enum pipe_format color_format;
+ struct dri2_display *dri2dpy;
+
+ struct pipe_texture *pbuffer_textures[NUM_NATIVE_ATTACHMENTS];
+ boolean have_back, have_fake;
+ int width, height;
+ unsigned int sequence_number;
+};
+
+struct dri2_config {
+ struct native_config base;
+};
+
+static INLINE struct dri2_display *
+dri2_display(const struct native_display *ndpy)
+{
+ return (struct dri2_display *) ndpy;
+}
+
+static INLINE struct dri2_surface *
+dri2_surface(const struct native_surface *nsurf)
+{
+ return (struct dri2_surface *) nsurf;
+}
+
+static INLINE struct dri2_config *
+dri2_config(const struct native_config *nconf)
+{
+ return (struct dri2_config *) nconf;
+}
+
+static boolean
+dri2_surface_flush_frontbuffer(struct native_surface *nsurf)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ struct dri2_display *dri2dpy = dri2surf->dri2dpy;
+
+ /* pbuffer is private */
+ if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER)
+ return TRUE;
+
+ /* copy to real front buffer */
+ if (dri2surf->have_fake)
+ x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
+ 0, 0, dri2surf->width, dri2surf->height,
+ DRI2BufferFakeFrontLeft, DRI2BufferFrontLeft);
+
+ return TRUE;
+}
+
+static boolean
+dri2_surface_swap_buffers(struct native_surface *nsurf)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ struct dri2_display *dri2dpy = dri2surf->dri2dpy;
+
+ /* pbuffer is private */
+ if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER)
+ return TRUE;
+
+ /* copy to front buffer */
+ if (dri2surf->have_back)
+ x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
+ 0, 0, dri2surf->width, dri2surf->height,
+ DRI2BufferBackLeft, DRI2BufferFrontLeft);
+
+ /* and update fake front buffer */
+ if (dri2surf->have_fake)
+ x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
+ 0, 0, dri2surf->width, dri2surf->height,
+ DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft);
+
+ return TRUE;
+}
+
+static boolean
+dri2_surface_validate(struct native_surface *nsurf, uint attachment_mask,
+ unsigned int *seq_num, struct pipe_texture **textures,
+ int *width, int *height)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ struct dri2_display *dri2dpy = dri2surf->dri2dpy;
+ unsigned int dri2atts[NUM_NATIVE_ATTACHMENTS];
+ struct pipe_texture templ;
+ struct x11_drawable_buffer *xbufs;
+ int num_ins, num_outs, att, i;
+
+ if (attachment_mask) {
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.last_level = 0;
+ templ.width0 = dri2surf->width;
+ templ.height0 = dri2surf->height;
+ templ.depth0 = 1;
+ templ.format = dri2surf->color_format;
+ templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
+
+ if (textures)
+ memset(textures, 0, sizeof(*textures) * NUM_NATIVE_ATTACHMENTS);
+ }
+
+ /* create textures for pbuffer */
+ if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER) {
+ struct pipe_screen *screen = dri2dpy->base.screen;
+
+ for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
+ struct pipe_texture *ptex = dri2surf->pbuffer_textures[att];
+
+ /* delay the allocation */
+ if (!native_attachment_mask_test(attachment_mask, att))
+ continue;
+
+ if (!ptex) {
+ ptex = screen->texture_create(screen, &templ);
+ dri2surf->pbuffer_textures[att] = ptex;
+ }
+
+ if (textures)
+ pipe_texture_reference(&textures[att], ptex);
+ }
+
+ if (seq_num)
+ *seq_num = dri2surf->sequence_number;
+ if (width)
+ *width = dri2surf->width;
+ if (height)
+ *height = dri2surf->height;
+
+ return TRUE;
+ }
+
+ /* prepare the attachments */
+ num_ins = 0;
+ for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
+ if (native_attachment_mask_test(attachment_mask, att)) {
+ unsigned int dri2att;
+
+ switch (att) {
+ case NATIVE_ATTACHMENT_FRONT_LEFT:
+ dri2att = DRI2BufferFrontLeft;
+ break;
+ case NATIVE_ATTACHMENT_BACK_LEFT:
+ dri2att = DRI2BufferBackLeft;
+ break;
+ case NATIVE_ATTACHMENT_FRONT_RIGHT:
+ dri2att = DRI2BufferFrontRight;
+ break;
+ case NATIVE_ATTACHMENT_BACK_RIGHT:
+ dri2att = DRI2BufferBackRight;
+ break;
+ default:
+ assert(0);
+ dri2att = 0;
+ break;
+ }
+
+ dri2atts[num_ins] = dri2att;
+ num_ins++;
+ }
+ }
+
+ dri2surf->have_back = FALSE;
+ dri2surf->have_fake = FALSE;
+
+ /* remember old geometry */
+ templ.width0 = dri2surf->width;
+ templ.height0 = dri2surf->height;
+
+ xbufs = x11_drawable_get_buffers(dri2dpy->xscr, dri2surf->drawable,
+ &dri2surf->width, &dri2surf->height,
+ dri2atts, FALSE, num_ins, &num_outs);
+ if (!xbufs)
+ return FALSE;
+
+ if (templ.width0 != dri2surf->width || templ.height0 != dri2surf->height) {
+ /* are there cases where the buffers change and the geometry doesn't? */
+ dri2surf->sequence_number++;
+
+ templ.width0 = dri2surf->width;
+ templ.height0 = dri2surf->height;
+ }
+
+ for (i = 0; i < num_outs; i++) {
+ struct x11_drawable_buffer *xbuf = &xbufs[i];
+ const char *desc;
+ enum native_attachment natt;
+
+ switch (xbuf->attachment) {
+ case DRI2BufferFrontLeft:
+ natt = NATIVE_ATTACHMENT_FRONT_LEFT;
+ desc = "DRI2 Front Buffer";
+ break;
+ case DRI2BufferFakeFrontLeft:
+ natt = NATIVE_ATTACHMENT_FRONT_LEFT;
+ desc = "DRI2 Fake Front Buffer";
+ dri2surf->have_fake = TRUE;
+ break;
+ case DRI2BufferBackLeft:
+ natt = NATIVE_ATTACHMENT_BACK_LEFT;
+ desc = "DRI2 Back Buffer";
+ dri2surf->have_back = TRUE;
+ break;
+ default:
+ desc = NULL;
+ break;
+ }
+
+ if (!desc || !native_attachment_mask_test(attachment_mask, natt) ||
+ (textures && textures[natt])) {
+ if (!desc)
+ _eglLog(_EGL_WARNING, "unknown buffer %d", xbuf->attachment);
+ else if (!native_attachment_mask_test(attachment_mask, natt))
+ _eglLog(_EGL_WARNING, "unexpected buffer %d", xbuf->attachment);
+ else
+ _eglLog(_EGL_WARNING, "both real and fake front buffers are listed");
+ continue;
+ }
+
+ if (textures) {
+ struct pipe_texture *ptex =
+ dri2dpy->api->texture_from_shared_handle(dri2dpy->api,
+ dri2dpy->base.screen, &templ,
+ desc, xbuf->pitch, xbuf->name);
+ if (ptex) {
+ /* the caller owns the textures */
+ textures[natt] = ptex;
+ }
+ }
+ }
+
+ free(xbufs);
+
+ if (seq_num)
+ *seq_num = dri2surf->sequence_number;
+ if (width)
+ *width = dri2surf->width;
+ if (height)
+ *height = dri2surf->height;
+
+ return TRUE;
+}
+
+static void
+dri2_surface_wait(struct native_surface *nsurf)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ struct dri2_display *dri2dpy = dri2surf->dri2dpy;
+
+ if (dri2surf->have_fake) {
+ x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
+ 0, 0, dri2surf->width, dri2surf->height,
+ DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft);
+ }
+}
+
+static void
+dri2_surface_destroy(struct native_surface *nsurf)
+{
+ struct dri2_surface *dri2surf = dri2_surface(nsurf);
+ int i;
+
+ for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
+ struct pipe_texture *ptex = dri2surf->pbuffer_textures[i];
+ pipe_texture_reference(&ptex, NULL);
+ }
+
+ if (dri2surf->drawable)
+ x11_drawable_enable_dri2(dri2surf->dri2dpy->xscr,
+ dri2surf->drawable, FALSE);
+ free(dri2surf);
+}
+
+static struct dri2_surface *
+dri2_display_create_surface(struct native_display *ndpy,
+ enum dri2_surface_type type,
+ Drawable drawable,
+ const struct native_config *nconf)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+ struct dri2_config *dri2conf = dri2_config(nconf);
+ struct dri2_surface *dri2surf;
+
+ dri2surf = CALLOC_STRUCT(dri2_surface);
+ if (!dri2surf)
+ return NULL;
+
+ if (drawable)
+ x11_drawable_enable_dri2(dri2dpy->xscr, drawable, TRUE);
+
+ dri2surf->dri2dpy = dri2dpy;
+ dri2surf->type = type;
+ dri2surf->drawable = drawable;
+ dri2surf->color_format = dri2conf->base.color_format;
+
+ dri2surf->base.destroy = dri2_surface_destroy;
+ dri2surf->base.swap_buffers = dri2_surface_swap_buffers;
+ dri2surf->base.flush_frontbuffer = dri2_surface_flush_frontbuffer;
+ dri2surf->base.validate = dri2_surface_validate;
+ dri2surf->base.wait = dri2_surface_wait;
+
+ return dri2surf;
+}
+
+static struct native_surface *
+dri2_display_create_window_surface(struct native_display *ndpy,
+ EGLNativeWindowType win,
+ const struct native_config *nconf)
+{
+ struct dri2_surface *dri2surf;
+
+ dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_WINDOW,
+ (Drawable) win, nconf);
+ return (dri2surf) ? &dri2surf->base : NULL;
+}
+
+static struct native_surface *
+dri2_display_create_pixmap_surface(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf)
+{
+ struct dri2_surface *dri2surf;
+
+ dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_PIXMAP,
+ (Drawable) pix, nconf);
+ return (dri2surf) ? &dri2surf->base : NULL;
+}
+
+static struct native_surface *
+dri2_display_create_pbuffer_surface(struct native_display *ndpy,
+ const struct native_config *nconf,
+ uint width, uint height)
+{
+ struct dri2_surface *dri2surf;
+
+ dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_PBUFFER,
+ (Drawable) None, nconf);
+ if (dri2surf) {
+ dri2surf->width = width;
+ dri2surf->height = height;
+ }
+ return (dri2surf) ? &dri2surf->base : NULL;
+}
+
+static struct pipe_context *
+dri2_display_create_context(struct native_display *ndpy, void *context_private)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+ struct pipe_context *pctx;
+
+ pctx = dri2dpy->api->create_context(dri2dpy->api, dri2dpy->base.screen);
+ if (pctx)
+ pctx->priv = context_private;
+ return pctx;
+}
+
+static int
+choose_color_format(const __GLcontextModes *mode, enum pipe_format formats[32])
+{
+ int count = 0;
+
+ switch (mode->rgbBits) {
+ case 32:
+ formats[count++] = PIPE_FORMAT_A8R8G8B8_UNORM;
+ formats[count++] = PIPE_FORMAT_B8G8R8A8_UNORM;
+ break;
+ case 24:
+ formats[count++] = PIPE_FORMAT_X8R8G8B8_UNORM;
+ formats[count++] = PIPE_FORMAT_B8G8R8X8_UNORM;
+ formats[count++] = PIPE_FORMAT_A8R8G8B8_UNORM;
+ formats[count++] = PIPE_FORMAT_B8G8R8A8_UNORM;
+ break;
+ case 16:
+ formats[count++] = PIPE_FORMAT_R5G6B5_UNORM;
+ break;
+ default:
+ break;
+ }
+
+ return count;
+}
+
+static int
+choose_depth_stencil_format(const __GLcontextModes *mode,
+ enum pipe_format formats[32])
+{
+ int count = 0;
+
+ switch (mode->depthBits) {
+ case 32:
+ formats[count++] = PIPE_FORMAT_Z32_UNORM;
+ break;
+ case 24:
+ if (mode->stencilBits) {
+ formats[count++] = PIPE_FORMAT_S8Z24_UNORM;
+ formats[count++] = PIPE_FORMAT_Z24S8_UNORM;
+ }
+ else {
+ formats[count++] = PIPE_FORMAT_X8Z24_UNORM;
+ formats[count++] = PIPE_FORMAT_Z24X8_UNORM;
+ }
+ break;
+ case 16:
+ formats[count++] = PIPE_FORMAT_Z16_UNORM;
+ break;
+ default:
+ break;
+ }
+
+ return count;
+}
+
+static boolean
+is_format_supported(struct pipe_screen *screen,
+ enum pipe_format fmt, boolean is_color)
+{
+ return screen->is_format_supported(screen, fmt, PIPE_TEXTURE_2D,
+ (is_color) ? PIPE_TEXTURE_USAGE_RENDER_TARGET :
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
+}
+
+static boolean
+dri2_display_convert_config(struct native_display *ndpy,
+ const __GLcontextModes *mode,
+ struct native_config *nconf)
+{
+ enum pipe_format formats[32];
+ int num_formats, i;
+
+ if (!(mode->renderType & GLX_RGBA_BIT) || !mode->rgbMode)
+ return FALSE;
+
+ /* skip single-buffered configs */
+ if (!mode->doubleBufferMode)
+ return FALSE;
+
+ nconf->mode = *mode;
+ nconf->mode.renderType = GLX_RGBA_BIT;
+ nconf->mode.rgbMode = TRUE;
+ /* pbuffer is allocated locally and is always supported */
+ nconf->mode.drawableType |= GLX_PBUFFER_BIT;
+ /* the swap method is always copy */
+ nconf->mode.swapMethod = GLX_SWAP_COPY_OML;
+
+ /* fix up */
+ nconf->mode.rgbBits =
+ nconf->mode.redBits + nconf->mode.greenBits +
+ nconf->mode.blueBits + nconf->mode.alphaBits;
+ if (!(nconf->mode.drawableType & GLX_WINDOW_BIT)) {
+ nconf->mode.visualID = 0;
+ nconf->mode.visualType = GLX_NONE;
+ }
+ if (!(nconf->mode.drawableType & GLX_PBUFFER_BIT)) {
+ nconf->mode.bindToTextureRgb = FALSE;
+ nconf->mode.bindToTextureRgba = FALSE;
+ }
+
+ nconf->color_format = PIPE_FORMAT_NONE;
+ nconf->depth_format = PIPE_FORMAT_NONE;
+ nconf->stencil_format = PIPE_FORMAT_NONE;
+
+ /* choose color format */
+ num_formats = choose_color_format(mode, formats);
+ for (i = 0; i < num_formats; i++) {
+ if (is_format_supported(ndpy->screen, formats[i], TRUE)) {
+ nconf->color_format = formats[i];
+ break;
+ }
+ }
+ if (nconf->color_format == PIPE_FORMAT_NONE)
+ return FALSE;
+
+ /* choose depth/stencil format */
+ num_formats = choose_depth_stencil_format(mode, formats);
+ for (i = 0; i < num_formats; i++) {
+ if (is_format_supported(ndpy->screen, formats[i], FALSE)) {
+ nconf->depth_format = formats[i];
+ nconf->stencil_format = formats[i];
+ break;
+ }
+ }
+ if ((nconf->mode.depthBits && nconf->depth_format == PIPE_FORMAT_NONE) ||
+ (nconf->mode.stencilBits && nconf->stencil_format == PIPE_FORMAT_NONE))
+ return FALSE;
+
+ return TRUE;
+}
+
+static const struct native_config **
+dri2_display_get_configs(struct native_display *ndpy, int *num_configs)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+ const struct native_config **configs;
+ int i;
+
+ /* first time */
+ if (!dri2dpy->configs) {
+ const __GLcontextModes *modes;
+ int num_modes, count;
+
+ modes = x11_screen_get_glx_configs(dri2dpy->xscr);
+ if (!modes)
+ return NULL;
+ num_modes = x11_context_modes_count(modes);
+
+ dri2dpy->configs = calloc(num_modes, sizeof(*dri2dpy->configs));
+ if (!dri2dpy->configs)
+ return NULL;
+
+ count = 0;
+ for (i = 0; i < num_modes; i++) {
+ struct native_config *nconf = &dri2dpy->configs[count].base;
+ if (dri2_display_convert_config(&dri2dpy->base, modes, nconf))
+ count++;
+ modes = modes->next;
+ }
+
+ dri2dpy->num_configs = count;
+ }
+
+ configs = malloc(dri2dpy->num_configs * sizeof(*configs));
+ if (configs) {
+ for (i = 0; i < dri2dpy->num_configs; i++)
+ configs[i] = (const struct native_config *) &dri2dpy->configs[i];
+ if (num_configs)
+ *num_configs = dri2dpy->num_configs;
+ }
+
+ return configs;
+}
+
+static boolean
+dri2_display_is_pixmap_supported(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+ uint depth, nconf_depth;
+
+ depth = x11_drawable_get_depth(dri2dpy->xscr, (Drawable) pix);
+ nconf_depth = util_format_get_blocksizebits(nconf->color_format);
+
+ /* simple depth match for now */
+ return (depth == nconf_depth || (depth == 24 && depth + 8 == nconf_depth));
+}
+
+static void
+dri2_display_destroy(struct native_display *ndpy)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+
+ if (dri2dpy->configs)
+ free(dri2dpy->configs);
+
+ if (dri2dpy->base.screen)
+ dri2dpy->base.screen->destroy(dri2dpy->base.screen);
+
+ if (dri2dpy->xscr)
+ x11_screen_destroy(dri2dpy->xscr);
+ if (dri2dpy->own_dpy)
+ XCloseDisplay(dri2dpy->dpy);
+ if (dri2dpy->api && dri2dpy->api->destroy)
+ dri2dpy->api->destroy(dri2dpy->api);
+ free(dri2dpy);
+}
+
+/**
+ * Initialize DRI2 and pipe screen.
+ */
+static boolean
+dri2_display_init_screen(struct native_display *ndpy)
+{
+ struct dri2_display *dri2dpy = dri2_display(ndpy);
+ const char *driver = dri2dpy->api->name;
+ struct drm_create_screen_arg arg;
+ int fd;
+
+ if (!x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_DRI2) ||
+ !x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_GLX)) {
+ _eglLog(_EGL_WARNING, "GLX/DRI2 is not supported");
+ return FALSE;
+ }
+
+ fd = x11_screen_enable_dri2(dri2dpy->xscr, driver);
+ if (fd < 0)
+ return FALSE;
+
+ memset(&arg, 0, sizeof(arg));
+ arg.mode = DRM_CREATE_NORMAL;
+ dri2dpy->base.screen = dri2dpy->api->create_screen(dri2dpy->api, fd, &arg);
+ if (!dri2dpy->base.screen) {
+ _eglLog(_EGL_WARNING, "failed to create DRM screen");
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+struct native_display *
+x11_create_dri2_display(EGLNativeDisplayType dpy, struct drm_api *api)
+{
+ struct dri2_display *dri2dpy;
+
+ dri2dpy = CALLOC_STRUCT(dri2_display);
+ if (!dri2dpy)
+ return NULL;
+
+ dri2dpy->api = api;
+ if (!dri2dpy->api) {
+ _eglLog(_EGL_WARNING, "failed to create DRM API");
+ free(dri2dpy);
+ return NULL;
+ }
+
+ dri2dpy->dpy = dpy;
+ if (!dri2dpy->dpy) {
+ dri2dpy->dpy = XOpenDisplay(NULL);
+ if (!dri2dpy->dpy) {
+ dri2_display_destroy(&dri2dpy->base);
+ return NULL;
+ }
+ dri2dpy->own_dpy = TRUE;
+ }
+
+ dri2dpy->xscr_number = DefaultScreen(dri2dpy->dpy);
+ dri2dpy->xscr = x11_screen_create(dri2dpy->dpy, dri2dpy->xscr_number);
+ if (!dri2dpy->xscr) {
+ dri2_display_destroy(&dri2dpy->base);
+ return NULL;
+ }
+
+ if (!dri2_display_init_screen(&dri2dpy->base)) {
+ dri2_display_destroy(&dri2dpy->base);
+ return NULL;
+ }
+
+ dri2dpy->base.destroy = dri2_display_destroy;
+ dri2dpy->base.get_configs = dri2_display_get_configs;
+ dri2dpy->base.is_pixmap_supported = dri2_display_is_pixmap_supported;
+ dri2dpy->base.create_context = dri2_display_create_context;
+ dri2dpy->base.create_window_surface = dri2_display_create_window_surface;
+ dri2dpy->base.create_pixmap_surface = dri2_display_create_pixmap_surface;
+ dri2dpy->base.create_pbuffer_surface = dri2_display_create_pbuffer_surface;
+
+ return &dri2dpy->base;
+}
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <string.h>
+#include "util/u_debug.h"
+#include "util/u_memory.h"
+#include "state_tracker/drm_api.h"
+#include "egllog.h"
+
+#include "native_x11.h"
+#include "x11_screen.h"
+
+#define X11_PROBE_MAGIC 0x11980BE /* "X11PROBE" */
+
+static struct drm_api *api;
+
+static void
+x11_probe_destroy(struct native_probe *nprobe)
+{
+ if (nprobe->data)
+ free(nprobe->data);
+ free(nprobe);
+}
+
+struct native_probe *
+native_create_probe(EGLNativeDisplayType dpy)
+{
+ struct native_probe *nprobe;
+ struct x11_screen *xscr;
+ int scr;
+ const char *driver_name = NULL;
+ Display *xdpy;
+
+ nprobe = CALLOC_STRUCT(native_probe);
+ if (!nprobe)
+ return NULL;
+
+ xdpy = dpy;
+ if (!xdpy) {
+ xdpy = XOpenDisplay(NULL);
+ if (!xdpy) {
+ free(nprobe);
+ return NULL;
+ }
+ }
+
+ scr = DefaultScreen(xdpy);
+ xscr = x11_screen_create(xdpy, scr);
+ if (xscr) {
+ if (x11_screen_support(xscr, X11_SCREEN_EXTENSION_DRI2)) {
+ driver_name = x11_screen_probe_dri2(xscr);
+ nprobe->data = strdup(driver_name);
+ }
+
+ x11_screen_destroy(xscr);
+ }
+
+ if (xdpy != dpy)
+ XCloseDisplay(xdpy);
+
+ nprobe->magic = X11_PROBE_MAGIC;
+ nprobe->display = dpy;
+
+ nprobe->destroy = x11_probe_destroy;
+
+ return nprobe;
+}
+
+enum native_probe_result
+native_get_probe_result(struct native_probe *nprobe)
+{
+ if (!nprobe || nprobe->magic != X11_PROBE_MAGIC)
+ return NATIVE_PROBE_UNKNOWN;
+
+ if (!api)
+ api = drm_api_create();
+
+ /* this is a software driver */
+ if (!api)
+ return NATIVE_PROBE_SUPPORTED;
+
+ /* the display does not support DRI2 or the driver mismatches */
+ if (!nprobe->data || strcmp(api->name, (const char *) nprobe->data) != 0)
+ return NATIVE_PROBE_FALLBACK;
+
+ return NATIVE_PROBE_EXACT;
+}
+
+const char *
+native_get_name(void)
+{
+ static char x11_name[32];
+
+ if (!api)
+ api = drm_api_create();
+
+ if (api)
+ snprintf(x11_name, sizeof(x11_name), "X11/%s", api->name);
+ else
+ snprintf(x11_name, sizeof(x11_name), "X11");
+
+ return x11_name;
+}
+
+struct native_display *
+native_create_display(EGLNativeDisplayType dpy)
+{
+ struct native_display *ndpy = NULL;
+ boolean force_sw;
+
+ if (!api)
+ api = drm_api_create();
+
+ force_sw = debug_get_bool_option("EGL_SOFTWARE", FALSE);
+ if (api && !force_sw) {
+ ndpy = x11_create_dri2_display(dpy, api);
+ }
+
+ if (!ndpy) {
+ EGLint level = (force_sw) ? _EGL_INFO : _EGL_WARNING;
+
+ _eglLog(level, "use software fallback");
+ ndpy = x11_create_ximage_display(dpy, TRUE);
+ }
+
+ return ndpy;
+}
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _NATIVE_X11_H_
+#define _NATIVE_X11_H_
+
+#include "state_tracker/drm_api.h"
+#include "common/native.h"
+
+struct native_display *
+x11_create_ximage_display(EGLNativeDisplayType dpy, boolean use_xshm);
+
+struct native_display *
+x11_create_dri2_display(EGLNativeDisplayType dpy, struct drm_api *api);
+
+#endif /* _NATIVE_X11_H_ */
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <assert.h>
+#include <sys/ipc.h>
+#include <sys/types.h>
+#include <sys/shm.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/extensions/XShm.h>
+#include "util/u_memory.h"
+#include "util/u_math.h"
+#include "util/u_format.h"
+#include "pipe/p_compiler.h"
+#include "pipe/internal/p_winsys_screen.h"
+#include "softpipe/sp_winsys.h"
+#include "egllog.h"
+
+#include "sw_winsys.h"
+#include "native_x11.h"
+#include "x11_screen.h"
+
+enum ximage_surface_type {
+ XIMAGE_SURFACE_TYPE_WINDOW,
+ XIMAGE_SURFACE_TYPE_PIXMAP,
+ XIMAGE_SURFACE_TYPE_PBUFFER
+};
+
+struct ximage_display {
+ struct native_display base;
+ Display *dpy;
+ boolean own_dpy;
+
+ struct x11_screen *xscr;
+ int xscr_number;
+
+ boolean use_xshm;
+
+ struct pipe_winsys *winsys;
+ struct ximage_config *configs;
+ int num_configs;
+};
+
+struct ximage_buffer {
+ XImage *ximage;
+
+ struct pipe_texture *texture;
+ XShmSegmentInfo *shm_info;
+ boolean xshm_attached;
+};
+
+struct ximage_surface {
+ struct native_surface base;
+ Drawable drawable;
+ enum ximage_surface_type type;
+ enum pipe_format color_format;
+ XVisualInfo visual;
+ struct ximage_display *xdpy;
+
+ int width, height;
+ GC gc;
+
+ struct ximage_buffer buffers[NUM_NATIVE_ATTACHMENTS];
+ unsigned int sequence_number;
+};
+
+struct ximage_config {
+ struct native_config base;
+ const XVisualInfo *visual;
+};
+
+static INLINE struct ximage_display *
+ximage_display(const struct native_display *ndpy)
+{
+ return (struct ximage_display *) ndpy;
+}
+
+static INLINE struct ximage_surface *
+ximage_surface(const struct native_surface *nsurf)
+{
+ return (struct ximage_surface *) nsurf;
+}
+
+static INLINE struct ximage_config *
+ximage_config(const struct native_config *nconf)
+{
+ return (struct ximage_config *) nconf;
+}
+
+static void
+ximage_surface_free_buffer(struct native_surface *nsurf,
+ enum native_attachment which)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ struct ximage_buffer *xbuf = &xsurf->buffers[which];
+
+ pipe_texture_reference(&xbuf->texture, NULL);
+
+ if (xbuf->shm_info) {
+ if (xbuf->xshm_attached)
+ XShmDetach(xsurf->xdpy->dpy, xbuf->shm_info);
+ if (xbuf->shm_info->shmaddr != (void *) -1)
+ shmdt(xbuf->shm_info->shmaddr);
+ if (xbuf->shm_info->shmid != -1)
+ shmctl(xbuf->shm_info->shmid, IPC_RMID, 0);
+
+ xbuf->shm_info->shmaddr = (void *) -1;
+ xbuf->shm_info->shmid = -1;
+ }
+}
+
+static boolean
+ximage_surface_alloc_buffer(struct native_surface *nsurf,
+ enum native_attachment which)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ struct ximage_buffer *xbuf = &xsurf->buffers[which];
+ struct pipe_screen *screen = xsurf->xdpy->base.screen;
+ struct pipe_texture templ;
+
+ /* free old data */
+ if (xbuf->texture)
+ ximage_surface_free_buffer(&xsurf->base, which);
+
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.format = xsurf->color_format;
+ templ.width0 = xsurf->width;
+ templ.height0 = xsurf->height;
+ templ.depth0 = 1;
+ templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
+
+ if (xbuf->shm_info) {
+ struct pipe_buffer *pbuf;
+ unsigned stride, size;
+ void *addr = NULL;
+
+ stride = util_format_get_stride(xsurf->color_format, xsurf->width);
+ /* alignment should depend on visual? */
+ stride = align(stride, 4);
+ size = stride * xsurf->height;
+
+ /* create and attach shm object */
+ xbuf->shm_info->shmid = shmget(IPC_PRIVATE, size, 0755);
+ if (xbuf->shm_info->shmid != -1) {
+ xbuf->shm_info->shmaddr =
+ shmat(xbuf->shm_info->shmid, NULL, 0);
+ if (xbuf->shm_info->shmaddr != (void *) -1) {
+ if (XShmAttach(xsurf->xdpy->dpy, xbuf->shm_info)) {
+ addr = xbuf->shm_info->shmaddr;
+ xbuf->xshm_attached = TRUE;
+ }
+ }
+ }
+
+ if (addr) {
+ pbuf = screen->user_buffer_create(screen, addr, size);
+ if (pbuf) {
+ xbuf->texture =
+ screen->texture_blanket(screen, &templ, &stride, pbuf);
+ pipe_buffer_reference(&pbuf, NULL);
+ }
+ }
+ }
+ else {
+ xbuf->texture = screen->texture_create(screen, &templ);
+ }
+
+ /* clean up the buffer if allocation failed */
+ if (!xbuf->texture)
+ ximage_surface_free_buffer(&xsurf->base, which);
+
+ return (xbuf->texture != NULL);
+}
+
+static boolean
+ximage_surface_draw_buffer(struct native_surface *nsurf,
+ enum native_attachment which)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ struct ximage_buffer *xbuf = &xsurf->buffers[which];
+ struct pipe_screen *screen = xsurf->xdpy->base.screen;
+ struct pipe_transfer *transfer;
+
+ if (xsurf->type == XIMAGE_SURFACE_TYPE_PBUFFER)
+ return TRUE;
+
+ assert(xsurf->drawable && xbuf->ximage && xbuf->texture);
+
+ transfer = screen->get_tex_transfer(screen, xbuf->texture,
+ 0, 0, 0, PIPE_TRANSFER_READ, 0, 0, xsurf->width, xsurf->height);
+ if (!transfer)
+ return FALSE;
+
+ xbuf->ximage->bytes_per_line = transfer->stride;
+ xbuf->ximage->data = screen->transfer_map(screen, transfer);
+ if (!xbuf->ximage->data) {
+ screen->tex_transfer_destroy(transfer);
+ return FALSE;
+ }
+
+
+ if (xbuf->shm_info)
+ XShmPutImage(xsurf->xdpy->dpy, xsurf->drawable, xsurf->gc,
+ xbuf->ximage, 0, 0, 0, 0, xsurf->width, xsurf->height, False);
+ else
+ XPutImage(xsurf->xdpy->dpy, xsurf->drawable, xsurf->gc,
+ xbuf->ximage, 0, 0, 0, 0, xsurf->width, xsurf->height);
+
+ xbuf->ximage->data = NULL;
+ screen->transfer_unmap(screen, transfer);
+
+ /*
+ * softpipe allows the pipe transfer to be re-used, but we don't want to
+ * rely on that behavior.
+ */
+ screen->tex_transfer_destroy(transfer);
+
+ XSync(xsurf->xdpy->dpy, FALSE);
+
+ return TRUE;
+}
+
+static boolean
+ximage_surface_flush_frontbuffer(struct native_surface *nsurf)
+{
+ return ximage_surface_draw_buffer(nsurf, NATIVE_ATTACHMENT_FRONT_LEFT);
+}
+
+static boolean
+ximage_surface_swap_buffers(struct native_surface *nsurf)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ struct ximage_buffer *xfront, *xback, xtmp;
+
+ xfront = &xsurf->buffers[NATIVE_ATTACHMENT_FRONT_LEFT];
+ xback = &xsurf->buffers[NATIVE_ATTACHMENT_BACK_LEFT];
+
+ /* draw the back buffer directly if there is no front buffer */
+ if (!xfront->texture)
+ return ximage_surface_draw_buffer(nsurf, NATIVE_ATTACHMENT_BACK_LEFT);
+
+ /* swap the buffers */
+ xtmp = *xfront;
+ *xfront = *xback;
+ *xback = xtmp;
+
+ /* the front/back textures are swapped */
+ xsurf->sequence_number++;
+
+ return ximage_surface_draw_buffer(nsurf, NATIVE_ATTACHMENT_FRONT_LEFT);
+}
+
+static void
+ximage_surface_update_geometry(struct native_surface *nsurf)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ Status ok;
+ Window root;
+ int x, y;
+ unsigned int w, h, border, depth;
+
+ /* pbuffer has fixed geometry */
+ if (xsurf->type == XIMAGE_SURFACE_TYPE_PBUFFER)
+ return;
+
+ ok = XGetGeometry(xsurf->xdpy->dpy, xsurf->drawable,
+ &root, &x, &y, &w, &h, &border, &depth);
+ if (ok) {
+ xsurf->width = w;
+ xsurf->height = h;
+ }
+}
+
+static boolean
+ximage_surface_validate(struct native_surface *nsurf, uint attachment_mask,
+ unsigned int *seq_num, struct pipe_texture **textures,
+ int *width, int *height)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ boolean new_buffers = FALSE;
+ int att;
+
+ ximage_surface_update_geometry(&xsurf->base);
+
+ for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
+ struct ximage_buffer *xbuf = &xsurf->buffers[att];
+
+ /* delay the allocation */
+ if (!native_attachment_mask_test(attachment_mask, att))
+ continue;
+
+ /* reallocate the texture */
+ if (!xbuf->texture ||
+ xsurf->width != xbuf->texture->width0 ||
+ xsurf->height != xbuf->texture->height0) {
+ new_buffers = TRUE;
+ if (ximage_surface_alloc_buffer(&xsurf->base, att)) {
+ /* update ximage */
+ if (xbuf->ximage) {
+ xbuf->ximage->width = xsurf->width;
+ xbuf->ximage->height = xsurf->height;
+ }
+ }
+ }
+
+ if (textures) {
+ textures[att] = NULL;
+ pipe_texture_reference(&textures[att], xbuf->texture);
+ }
+ }
+
+ /* increase the sequence number so that caller knows */
+ if (new_buffers)
+ xsurf->sequence_number++;
+
+ if (seq_num)
+ *seq_num = xsurf->sequence_number;
+ if (width)
+ *width = xsurf->width;
+ if (height)
+ *height = xsurf->height;
+
+ return TRUE;
+}
+
+static void
+ximage_surface_wait(struct native_surface *nsurf)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ XSync(xsurf->xdpy->dpy, FALSE);
+ /* TODO XGetImage and update the front texture */
+}
+
+static void
+ximage_surface_destroy(struct native_surface *nsurf)
+{
+ struct ximage_surface *xsurf = ximage_surface(nsurf);
+ int i;
+
+ for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
+ struct ximage_buffer *xbuf = &xsurf->buffers[i];
+ ximage_surface_free_buffer(&xsurf->base, i);
+ /* xbuf->shm_info is owned by xbuf->ximage? */
+ if (xbuf->ximage) {
+ XDestroyImage(xbuf->ximage);
+ xbuf->ximage = NULL;
+ }
+ }
+
+ if (xsurf->type != XIMAGE_SURFACE_TYPE_PBUFFER)
+ XFreeGC(xsurf->xdpy->dpy, xsurf->gc);
+ free(xsurf);
+}
+
+static struct ximage_surface *
+ximage_display_create_surface(struct native_display *ndpy,
+ enum ximage_surface_type type,
+ Drawable drawable,
+ const struct native_config *nconf)
+{
+ struct ximage_display *xdpy = ximage_display(ndpy);
+ struct ximage_config *xconf = ximage_config(nconf);
+ struct ximage_surface *xsurf;
+ int i;
+
+ xsurf = CALLOC_STRUCT(ximage_surface);
+ if (!xsurf)
+ return NULL;
+
+ xsurf->xdpy = xdpy;
+ xsurf->type = type;
+ xsurf->color_format = xconf->base.color_format;
+ xsurf->drawable = drawable;
+
+ if (xsurf->type != XIMAGE_SURFACE_TYPE_PBUFFER) {
+ xsurf->drawable = drawable;
+ xsurf->visual = *xconf->visual;
+
+ xsurf->gc = XCreateGC(xdpy->dpy, xsurf->drawable, 0, NULL);
+ if (!xsurf->gc) {
+ free(xsurf);
+ return NULL;
+ }
+
+ for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
+ struct ximage_buffer *xbuf = &xsurf->buffers[i];
+
+ if (xdpy->use_xshm) {
+ xbuf->shm_info = calloc(1, sizeof(*xbuf->shm_info));
+ if (xbuf->shm_info) {
+ /* initialize shm info */
+ xbuf->shm_info->shmid = -1;
+ xbuf->shm_info->shmaddr = (void *) -1;
+ xbuf->shm_info->readOnly = TRUE;
+
+ xbuf->ximage = XShmCreateImage(xsurf->xdpy->dpy,
+ xsurf->visual.visual,
+ xsurf->visual.depth,
+ ZPixmap, NULL,
+ xbuf->shm_info,
+ 0, 0);
+ }
+ }
+ else {
+ xbuf->ximage = XCreateImage(xsurf->xdpy->dpy,
+ xsurf->visual.visual,
+ xsurf->visual.depth,
+ ZPixmap, 0, /* format, offset */
+ NULL, /* data */
+ 0, 0, /* size */
+ 8, /* bitmap_pad */
+ 0); /* bytes_per_line */
+ }
+
+ if (!xbuf->ximage) {
+ XFreeGC(xdpy->dpy, xsurf->gc);
+ free(xsurf);
+ return NULL;
+ }
+ }
+ }
+
+ xsurf->base.destroy = ximage_surface_destroy;
+ xsurf->base.swap_buffers = ximage_surface_swap_buffers;
+ xsurf->base.flush_frontbuffer = ximage_surface_flush_frontbuffer;
+ xsurf->base.validate = ximage_surface_validate;
+ xsurf->base.wait = ximage_surface_wait;
+
+ return xsurf;
+}
+
+static struct native_surface *
+ximage_display_create_window_surface(struct native_display *ndpy,
+ EGLNativeWindowType win,
+ const struct native_config *nconf)
+{
+ struct ximage_surface *xsurf;
+
+ xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_WINDOW,
+ (Drawable) win, nconf);
+ return (xsurf) ? &xsurf->base : NULL;
+}
+
+static struct native_surface *
+ximage_display_create_pixmap_surface(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf)
+{
+ struct ximage_surface *xsurf;
+
+ xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_PIXMAP,
+ (Drawable) pix, nconf);
+ return (xsurf) ? &xsurf->base : NULL;
+}
+
+static struct native_surface *
+ximage_display_create_pbuffer_surface(struct native_display *ndpy,
+ const struct native_config *nconf,
+ uint width, uint height)
+{
+ struct ximage_surface *xsurf;
+
+ xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_PBUFFER,
+ (Drawable) None, nconf);
+ if (xsurf) {
+ xsurf->width = width;
+ xsurf->height = height;
+ }
+ return (xsurf) ? &xsurf->base : NULL;
+}
+
+static struct pipe_context *
+ximage_display_create_context(struct native_display *ndpy,
+ void *context_private)
+{
+ struct pipe_context *pctx = softpipe_create(ndpy->screen);
+ if (pctx)
+ pctx->priv = context_private;
+ return pctx;
+}
+
+static enum pipe_format
+choose_format(const XVisualInfo *vinfo)
+{
+ enum pipe_format fmt;
+ /* TODO elaborate the formats */
+ switch (vinfo->depth) {
+ case 32:
+ fmt = PIPE_FORMAT_A8R8G8B8_UNORM;
+ break;
+ case 24:
+ fmt = PIPE_FORMAT_X8R8G8B8_UNORM;
+ break;
+ case 16:
+ fmt = PIPE_FORMAT_R5G6B5_UNORM;
+ break;
+ default:
+ fmt = PIPE_FORMAT_NONE;
+ break;
+ }
+
+ return fmt;
+}
+
+static const struct native_config **
+ximage_display_get_configs(struct native_display *ndpy, int *num_configs)
+{
+ struct ximage_display *xdpy = ximage_display(ndpy);
+ const struct native_config **configs;
+ int i;
+
+ /* first time */
+ if (!xdpy->configs) {
+ const XVisualInfo *visuals;
+ int num_visuals, count, j;
+
+ visuals = x11_screen_get_visuals(xdpy->xscr, &num_visuals);
+ if (!visuals)
+ return NULL;
+
+ /*
+ * Create two configs for each visual.
+ * One with depth/stencil buffer; one without
+ */
+ xdpy->configs = calloc(num_visuals * 2, sizeof(*xdpy->configs));
+ if (!xdpy->configs)
+ return NULL;
+
+ count = 0;
+ for (i = 0; i < num_visuals; i++) {
+ for (j = 0; j < 2; j++) {
+ struct ximage_config *xconf = &xdpy->configs[count];
+ __GLcontextModes *mode = &xconf->base.mode;
+
+ xconf->visual = &visuals[i];
+ xconf->base.color_format = choose_format(xconf->visual);
+ if (xconf->base.color_format == PIPE_FORMAT_NONE)
+ continue;
+
+ x11_screen_convert_visual(xdpy->xscr, xconf->visual, mode);
+ /* support double buffer mode */
+ mode->doubleBufferMode = TRUE;
+
+ xconf->base.depth_format = PIPE_FORMAT_NONE;
+ xconf->base.stencil_format = PIPE_FORMAT_NONE;
+ /* create the second config with depth/stencil buffer */
+ if (j == 1) {
+ xconf->base.depth_format = PIPE_FORMAT_S8Z24_UNORM;
+ xconf->base.stencil_format = PIPE_FORMAT_S8Z24_UNORM;
+ mode->depthBits = 24;
+ mode->stencilBits = 8;
+ mode->haveDepthBuffer = TRUE;
+ mode->haveStencilBuffer = TRUE;
+ }
+
+ mode->maxPbufferWidth = 4096;
+ mode->maxPbufferHeight = 4096;
+ mode->maxPbufferPixels = 4096 * 4096;
+ mode->drawableType =
+ GLX_WINDOW_BIT | GLX_PIXMAP_BIT | GLX_PBUFFER_BIT;
+ mode->swapMethod = GLX_SWAP_EXCHANGE_OML;
+
+ if (mode->alphaBits)
+ mode->bindToTextureRgba = TRUE;
+ else
+ mode->bindToTextureRgb = TRUE;
+
+ count++;
+ }
+ }
+
+ xdpy->num_configs = count;
+ }
+
+ configs = malloc(xdpy->num_configs * sizeof(*configs));
+ if (configs) {
+ for (i = 0; i < xdpy->num_configs; i++)
+ configs[i] = (const struct native_config *) &xdpy->configs[i];
+ if (num_configs)
+ *num_configs = xdpy->num_configs;
+ }
+ return configs;
+}
+
+static boolean
+ximage_display_is_pixmap_supported(struct native_display *ndpy,
+ EGLNativePixmapType pix,
+ const struct native_config *nconf)
+{
+ struct ximage_display *xdpy = ximage_display(ndpy);
+ enum pipe_format fmt;
+ uint depth;
+
+ depth = x11_drawable_get_depth(xdpy->xscr, (Drawable) pix);
+ switch (depth) {
+ case 32:
+ fmt = PIPE_FORMAT_A8R8G8B8_UNORM;
+ break;
+ case 24:
+ fmt = PIPE_FORMAT_X8R8G8B8_UNORM;
+ break;
+ case 16:
+ fmt = PIPE_FORMAT_R5G6B5_UNORM;
+ break;
+ default:
+ fmt = PIPE_FORMAT_NONE;
+ break;
+ }
+
+ return (fmt == nconf->color_format);
+}
+
+static void
+ximage_display_destroy(struct native_display *ndpy)
+{
+ struct ximage_display *xdpy = ximage_display(ndpy);
+
+ if (xdpy->configs)
+ free(xdpy->configs);
+
+ xdpy->base.screen->destroy(xdpy->base.screen);
+ free(xdpy->winsys);
+
+ x11_screen_destroy(xdpy->xscr);
+ if (xdpy->own_dpy)
+ XCloseDisplay(xdpy->dpy);
+ free(xdpy);
+}
+
+struct native_display *
+x11_create_ximage_display(EGLNativeDisplayType dpy, boolean use_xshm)
+{
+ struct ximage_display *xdpy;
+
+ xdpy = CALLOC_STRUCT(ximage_display);
+ if (!xdpy)
+ return NULL;
+
+ xdpy->dpy = dpy;
+ if (!xdpy->dpy) {
+ xdpy->dpy = XOpenDisplay(NULL);
+ if (!xdpy->dpy) {
+ free(xdpy);
+ return NULL;
+ }
+ xdpy->own_dpy = TRUE;
+ }
+
+ xdpy->xscr_number = DefaultScreen(xdpy->dpy);
+ xdpy->xscr = x11_screen_create(xdpy->dpy, xdpy->xscr_number);
+ if (!xdpy->xscr) {
+ free(xdpy);
+ return NULL;
+ }
+
+ xdpy->use_xshm =
+ (use_xshm && x11_screen_support(xdpy->xscr, X11_SCREEN_EXTENSION_XSHM));
+
+ xdpy->winsys = create_sw_winsys();
+ xdpy->base.screen = softpipe_create_screen(xdpy->winsys);
+
+ xdpy->base.destroy = ximage_display_destroy;
+
+ xdpy->base.get_configs = ximage_display_get_configs;
+ xdpy->base.is_pixmap_supported = ximage_display_is_pixmap_supported;
+ xdpy->base.create_context = ximage_display_create_context;
+ xdpy->base.create_window_surface = ximage_display_create_window_surface;
+ xdpy->base.create_pixmap_surface = ximage_display_create_pixmap_surface;
+ xdpy->base.create_pbuffer_surface = ximage_display_create_pbuffer_surface;
+
+ return &xdpy->base;
+}
--- /dev/null
+/**************************************************************************
+ *
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * Totally software-based winsys layer.
+ * Note that the one winsys function that we can't implement here
+ * is flush_frontbuffer().
+ * Whoever uses this code will have to provide that.
+ *
+ * Authors: Brian Paul
+ */
+
+
+#include "pipe/internal/p_winsys_screen.h"
+#include "pipe/p_state.h"
+#include "pipe/p_inlines.h"
+#include "util/u_format.h"
+#include "util/u_math.h"
+#include "util/u_memory.h"
+
+#include "sw_winsys.h"
+
+
+
+/** Subclass of pipe_winsys */
+struct sw_pipe_winsys
+{
+ struct pipe_winsys Base;
+ /* no extra fields for now */
+};
+
+
+/** subclass of pipe_buffer */
+struct sw_pipe_buffer
+{
+ struct pipe_buffer Base;
+ boolean UserBuffer; /** Is this a user-space buffer? */
+ void *Data;
+ void *Mapped;
+};
+
+
+/** cast wrapper */
+static INLINE struct sw_pipe_buffer *
+sw_pipe_buffer(struct pipe_buffer *b)
+{
+ return (struct sw_pipe_buffer *) b;
+}
+
+
+static const char *
+get_name(struct pipe_winsys *pws)
+{
+ return "software";
+}
+
+
+/** Create new pipe_buffer and allocate storage of given size */
+static struct pipe_buffer *
+buffer_create(struct pipe_winsys *pws,
+ unsigned alignment,
+ unsigned usage,
+ unsigned size)
+{
+ struct sw_pipe_buffer *buffer = CALLOC_STRUCT(sw_pipe_buffer);
+ if (!buffer)
+ return NULL;
+
+ pipe_reference_init(&buffer->Base.reference, 1);
+ buffer->Base.alignment = alignment;
+ buffer->Base.usage = usage;
+ buffer->Base.size = size;
+
+ /* align to 16-byte multiple for Cell */
+ buffer->Data = align_malloc(size, MAX2(alignment, 16));
+
+ return &buffer->Base;
+}
+
+
+/**
+ * Create buffer which wraps user-space data.
+ */
+static struct pipe_buffer *
+user_buffer_create(struct pipe_winsys *pws, void *ptr, unsigned bytes)
+{
+ struct sw_pipe_buffer *buffer = CALLOC_STRUCT(sw_pipe_buffer);
+ if (!buffer)
+ return NULL;
+
+ pipe_reference_init(&buffer->Base.reference, 1);
+ buffer->Base.size = bytes;
+ buffer->UserBuffer = TRUE;
+ buffer->Data = ptr;
+
+ return &buffer->Base;
+}
+
+
+static void *
+buffer_map(struct pipe_winsys *pws, struct pipe_buffer *buf, unsigned flags)
+{
+ struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
+ buffer->Mapped = buffer->Data;
+ return buffer->Mapped;
+}
+
+
+static void
+buffer_unmap(struct pipe_winsys *pws, struct pipe_buffer *buf)
+{
+ struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
+ buffer->Mapped = NULL;
+}
+
+
+static void
+buffer_destroy(struct pipe_buffer *buf)
+{
+ struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
+
+ if (buffer->Data && !buffer->UserBuffer) {
+ align_free(buffer->Data);
+ buffer->Data = NULL;
+ }
+
+ free(buffer);
+}
+
+
+static struct pipe_buffer *
+surface_buffer_create(struct pipe_winsys *winsys,
+ unsigned width, unsigned height,
+ enum pipe_format format,
+ unsigned usage,
+ unsigned tex_usage,
+ unsigned *stride)
+{
+ const unsigned alignment = 64;
+ unsigned nblocksy;
+
+ nblocksy = util_format_get_nblocksy(format, height);
+ *stride = align(util_format_get_stride(format, width), alignment);
+
+ return winsys->buffer_create(winsys, alignment,
+ usage,
+ *stride * nblocksy);
+}
+
+
+static void
+fence_reference(struct pipe_winsys *sws, struct pipe_fence_handle **ptr,
+ struct pipe_fence_handle *fence)
+{
+ /* no-op */
+}
+
+
+static int
+fence_signalled(struct pipe_winsys *sws, struct pipe_fence_handle *fence,
+ unsigned flag)
+{
+ /* no-op */
+ return 0;
+}
+
+
+static int
+fence_finish(struct pipe_winsys *sws, struct pipe_fence_handle *fence,
+ unsigned flag)
+{
+ /* no-op */
+ return 0;
+}
+
+
+/**
+ * Create/return a new pipe_winsys object.
+ */
+struct pipe_winsys *
+create_sw_winsys(void)
+{
+ struct sw_pipe_winsys *ws = CALLOC_STRUCT(sw_pipe_winsys);
+ if (!ws)
+ return NULL;
+
+ /* Fill in this struct with callbacks that pipe will need to
+ * communicate with the window system, buffer manager, etc.
+ */
+ ws->Base.buffer_create = buffer_create;
+ ws->Base.user_buffer_create = user_buffer_create;
+ ws->Base.buffer_map = buffer_map;
+ ws->Base.buffer_unmap = buffer_unmap;
+ ws->Base.buffer_destroy = buffer_destroy;
+
+ ws->Base.surface_buffer_create = surface_buffer_create;
+
+ ws->Base.fence_reference = fence_reference;
+ ws->Base.fence_signalled = fence_signalled;
+ ws->Base.fence_finish = fence_finish;
+
+ ws->Base.flush_frontbuffer = NULL; /* not implemented here! */
+
+ ws->Base.get_name = get_name;
+
+ return &ws->Base;
+}
--- /dev/null
+/**************************************************************************
+ *
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#ifndef SW_WINSYS_H
+#define SW_WINSYS_H
+
+
+struct pipe_winsys;
+
+
+extern struct pipe_winsys *
+create_sw_winsys(void);
+
+
+#endif /* SW_WINSYS_H */
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <X11/Xlibint.h>
+#include <X11/extensions/XShm.h>
+#include "util/u_memory.h"
+#include "util/u_math.h"
+#include "util/u_format.h"
+#include "xf86drm.h"
+#include "egllog.h"
+
+#include "x11_screen.h"
+#include "dri2.h"
+#include "glxinit.h"
+
+struct x11_screen {
+ Display *dpy;
+ int number;
+
+ /*
+ * This is used to fetch GLX visuals/fbconfigs. It uses code from egl_xdri.
+ * It might be better to rewrite the part in Xlib or XCB.
+ */
+ __GLXdisplayPrivate *glx_dpy;
+
+ int dri_major, dri_minor;
+ char *dri_driver;
+ char *dri_device;
+ int dri_fd;
+
+ XVisualInfo *visuals;
+ int num_visuals;
+
+ /* cached values for x11_drawable_get_depth */
+ Drawable last_drawable;
+ unsigned int last_depth;
+};
+
+
+/**
+ * Create a X11 screen.
+ */
+struct x11_screen *
+x11_screen_create(Display *dpy, int screen)
+{
+ struct x11_screen *xscr;
+
+ if (screen >= ScreenCount(dpy))
+ return NULL;
+
+ xscr = CALLOC_STRUCT(x11_screen);
+ if (xscr) {
+ xscr->dpy = dpy;
+ xscr->number = screen;
+
+ xscr->dri_major = -1;
+ xscr->dri_fd = -1;
+ }
+ return xscr;
+}
+
+/**
+ * Destroy a X11 screen.
+ */
+void
+x11_screen_destroy(struct x11_screen *xscr)
+{
+ if (xscr->dri_fd >= 0)
+ close(xscr->dri_fd);
+ if (xscr->dri_driver)
+ Xfree(xscr->dri_driver);
+ if (xscr->dri_device)
+ Xfree(xscr->dri_device);
+
+ /* xscr->glx_dpy will be destroyed with the X display */
+
+ if (xscr->visuals)
+ XFree(xscr->visuals);
+ free(xscr);
+}
+
+static boolean
+x11_screen_init_dri2(struct x11_screen *xscr)
+{
+ if (xscr->dri_major < 0) {
+ int eventBase, errorBase;
+
+ if (!DRI2QueryExtension(xscr->dpy, &eventBase, &errorBase) ||
+ !DRI2QueryVersion(xscr->dpy, &xscr->dri_major, &xscr->dri_minor))
+ xscr->dri_major = -1;
+ }
+ return (xscr->dri_major >= 0);
+}
+
+static boolean
+x11_screen_init_glx(struct x11_screen *xscr)
+{
+ if (!xscr->glx_dpy)
+ xscr->glx_dpy = __glXInitialize(xscr->dpy);
+ return (xscr->glx_dpy != NULL);
+}
+
+/**
+ * Return true if the screen supports the extension.
+ */
+boolean
+x11_screen_support(struct x11_screen *xscr, enum x11_screen_extension ext)
+{
+ boolean supported = FALSE;
+
+ switch (ext) {
+ case X11_SCREEN_EXTENSION_XSHM:
+ supported = XShmQueryExtension(xscr->dpy);
+ break;
+ case X11_SCREEN_EXTENSION_GLX:
+ supported = x11_screen_init_glx(xscr);
+ break;
+ case X11_SCREEN_EXTENSION_DRI2:
+ supported = x11_screen_init_dri2(xscr);
+ break;
+ default:
+ break;
+ }
+
+ return supported;
+}
+
+/**
+ * Return the X visuals.
+ */
+const XVisualInfo *
+x11_screen_get_visuals(struct x11_screen *xscr, int *num_visuals)
+{
+ if (!xscr->visuals) {
+ XVisualInfo vinfo_template;
+ vinfo_template.screen = xscr->number;
+ xscr->visuals = XGetVisualInfo(xscr->dpy, VisualScreenMask,
+ &vinfo_template, &xscr->num_visuals);
+ }
+
+ if (num_visuals)
+ *num_visuals = xscr->num_visuals;
+ return xscr->visuals;
+}
+
+void
+x11_screen_convert_visual(struct x11_screen *xscr, const XVisualInfo *visual,
+ __GLcontextModes *mode)
+{
+ int r, g, b, a;
+ int visual_type;
+
+ r = util_bitcount(visual->red_mask);
+ g = util_bitcount(visual->green_mask);
+ b = util_bitcount(visual->blue_mask);
+ a = visual->depth - (r + g + b);
+#if defined(__cplusplus) || defined(c_plusplus)
+ visual_type = visual->c_class;
+#else
+ visual_type = visual->class;
+#endif
+
+ /* convert to GLX visual type */
+ switch (visual_type) {
+ case TrueColor:
+ visual_type = GLX_TRUE_COLOR;
+ break;
+ case DirectColor:
+ visual_type = GLX_DIRECT_COLOR;
+ break;
+ case PseudoColor:
+ visual_type = GLX_PSEUDO_COLOR;
+ break;
+ case StaticColor:
+ visual_type = GLX_STATIC_COLOR;
+ break;
+ case GrayScale:
+ visual_type = GLX_GRAY_SCALE;
+ break;
+ case StaticGray:
+ visual_type = GLX_STATIC_GRAY;
+ break;
+ default:
+ visual_type = GLX_NONE;
+ break;
+ }
+
+ mode->rgbBits = r + g + b + a;
+ mode->redBits = r;
+ mode->greenBits = g;
+ mode->blueBits = b;
+ mode->alphaBits = a;
+ mode->visualID = visual->visualid;
+ mode->visualType = visual_type;
+
+ /* sane defaults */
+ mode->renderType = GLX_RGBA_BIT;
+ mode->rgbMode = TRUE;
+ mode->visualRating = GLX_SLOW_CONFIG;
+ mode->xRenderable = TRUE;
+}
+
+/**
+ * Return the GLX fbconfigs.
+ */
+const __GLcontextModes *
+x11_screen_get_glx_configs(struct x11_screen *xscr)
+{
+ return (x11_screen_init_glx(xscr))
+ ? xscr->glx_dpy->screenConfigs[xscr->number].configs
+ : NULL;
+}
+
+/**
+ * Return the GLX visuals.
+ */
+const __GLcontextModes *
+x11_screen_get_glx_visuals(struct x11_screen *xscr)
+{
+ return (x11_screen_init_glx(xscr))
+ ? xscr->glx_dpy->screenConfigs[xscr->number].visuals
+ : NULL;
+}
+
+static boolean
+x11_screen_is_driver_equal(struct x11_screen *xscr, const char *driver)
+{
+ return (strcmp(xscr->dri_driver, driver) == 0);
+}
+
+/**
+ * Probe the screen for the DRI2 driver name.
+ */
+const char *
+x11_screen_probe_dri2(struct x11_screen *xscr)
+{
+ /* get the driver name and the device name */
+ if (!xscr->dri_driver) {
+ if (!DRI2Connect(xscr->dpy, RootWindow(xscr->dpy, xscr->number),
+ &xscr->dri_driver, &xscr->dri_device))
+ xscr->dri_driver = xscr->dri_device = NULL;
+ }
+
+ return xscr->dri_driver;
+}
+
+/**
+ * Enable DRI2 and returns the file descriptor of the DRM device. The file
+ * descriptor will be closed automatically when the screen is destoryed.
+ */
+int
+x11_screen_enable_dri2(struct x11_screen *xscr, const char *driver)
+{
+ if (xscr->dri_fd < 0) {
+ int fd;
+ drm_magic_t magic;
+
+ /* get the driver name and the device name first */
+ if (!x11_screen_probe_dri2(xscr))
+ return -1;
+
+ if (!x11_screen_is_driver_equal(xscr, driver)) {
+ _eglLog(_EGL_WARNING, "Driver mismatch: %s != %s",
+ xscr->dri_driver, driver);
+ return -1;
+ }
+
+ fd = open(xscr->dri_device, O_RDWR);
+ if (fd < 0) {
+ _eglLog(_EGL_WARNING, "failed to open %s", xscr->dri_device);
+ return -1;
+ }
+
+ memset(&magic, 0, sizeof(magic));
+ if (drmGetMagic(fd, &magic)) {
+ _eglLog(_EGL_WARNING, "failed to get magic");
+ close(fd);
+ return -1;
+ }
+
+ if (!DRI2Authenticate(xscr->dpy,
+ RootWindow(xscr->dpy, xscr->number), magic)) {
+ _eglLog(_EGL_WARNING, "failed to authenticate magic");
+ close(fd);
+ return -1;
+ }
+
+ xscr->dri_fd = fd;
+ }
+
+ return xscr->dri_fd;
+}
+
+/**
+ * Create/Destroy the DRI drawable.
+ */
+void
+x11_drawable_enable_dri2(struct x11_screen *xscr,
+ Drawable drawable, boolean on)
+{
+ if (on)
+ DRI2CreateDrawable(xscr->dpy, drawable);
+ else
+ DRI2DestroyDrawable(xscr->dpy, drawable);
+}
+
+/**
+ * Copy between buffers of the DRI2 drawable.
+ */
+void
+x11_drawable_copy_buffers(struct x11_screen *xscr, Drawable drawable,
+ int x, int y, int width, int height,
+ int src_buf, int dst_buf)
+{
+ XRectangle rect;
+ XserverRegion region;
+
+ rect.x = x;
+ rect.y = y;
+ rect.width = width;
+ rect.height = height;
+
+ region = XFixesCreateRegion(xscr->dpy, &rect, 1);
+ DRI2CopyRegion(xscr->dpy, drawable, region, dst_buf, src_buf);
+ XFixesDestroyRegion(xscr->dpy, region);
+}
+
+/**
+ * Get the buffers of the DRI2 drawable. The returned array should be freed.
+ */
+struct x11_drawable_buffer *
+x11_drawable_get_buffers(struct x11_screen *xscr, Drawable drawable,
+ int *width, int *height, unsigned int *attachments,
+ boolean with_format, int num_ins, int *num_outs)
+{
+ DRI2Buffer *dri2bufs;
+
+ if (with_format)
+ dri2bufs = DRI2GetBuffersWithFormat(xscr->dpy, drawable, width, height,
+ attachments, num_ins, num_outs);
+ else
+ dri2bufs = DRI2GetBuffers(xscr->dpy, drawable, width, height,
+ attachments, num_ins, num_outs);
+
+ return (struct x11_drawable_buffer *) dri2bufs;
+}
+
+/**
+ * Return the depth of a drawable.
+ *
+ * Unlike other drawable functions, the drawable needs not be a DRI2 drawable.
+ */
+uint
+x11_drawable_get_depth(struct x11_screen *xscr, Drawable drawable)
+{
+ unsigned int depth;
+
+ if (drawable != xscr->last_drawable) {
+ Window root;
+ int x, y;
+ unsigned int w, h, border;
+ Status ok;
+
+ ok = XGetGeometry(xscr->dpy, drawable, &root,
+ &x, &y, &w, &h, &border, &depth);
+ if (!ok)
+ depth = 0;
+
+ xscr->last_drawable = drawable;
+ xscr->last_depth = depth;
+ }
+ else {
+ depth = xscr->last_depth;
+ }
+
+ return depth;
+}
+
+/**
+ * Create a mode list of the given size.
+ */
+__GLcontextModes *
+x11_context_modes_create(unsigned count)
+{
+ const size_t size = sizeof(__GLcontextModes);
+ __GLcontextModes *base = NULL;
+ __GLcontextModes **next;
+ unsigned i;
+
+ next = &base;
+ for (i = 0; i < count; i++) {
+ *next = (__GLcontextModes *) calloc(1, size);
+ if (*next == NULL) {
+ x11_context_modes_destroy(base);
+ base = NULL;
+ break;
+ }
+ next = &((*next)->next);
+ }
+
+ return base;
+}
+
+/**
+ * Destroy a mode list.
+ */
+void
+x11_context_modes_destroy(__GLcontextModes *modes)
+{
+ while (modes != NULL) {
+ __GLcontextModes *next = modes->next;
+ free(modes);
+ modes = next;
+ }
+}
+
+/**
+ * Return the number of the modes in the mode list.
+ */
+unsigned
+x11_context_modes_count(const __GLcontextModes *modes)
+{
+ const __GLcontextModes *mode;
+ int count = 0;
+ for (mode = modes; mode; mode = mode->next)
+ count++;
+ return count;
+}
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _X11_SCREEN_H_
+#define _X11_SCREEN_H_
+
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/extensions/dri2tokens.h>
+#include "pipe/p_compiler.h"
+#include "common/native.h"
+
+enum x11_screen_extension {
+ X11_SCREEN_EXTENSION_XSHM,
+ X11_SCREEN_EXTENSION_GLX,
+ X11_SCREEN_EXTENSION_DRI2,
+};
+
+/* the same as DRI2Buffer */
+struct x11_drawable_buffer {
+ unsigned int attachment;
+ unsigned int name;
+ unsigned int pitch;
+ unsigned int cpp;
+ unsigned int flags;
+};
+
+struct x11_screen;
+
+struct x11_screen *
+x11_screen_create(Display *dpy, int screen);
+
+void
+x11_screen_destroy(struct x11_screen *xscr);
+
+boolean
+x11_screen_support(struct x11_screen *xscr, enum x11_screen_extension ext);
+
+const XVisualInfo *
+x11_screen_get_visuals(struct x11_screen *xscr, int *num_visuals);
+
+void
+x11_screen_convert_visual(struct x11_screen *xscr, const XVisualInfo *visual,
+ __GLcontextModes *mode);
+
+const __GLcontextModes *
+x11_screen_get_glx_configs(struct x11_screen *xscr);
+
+const __GLcontextModes *
+x11_screen_get_glx_visuals(struct x11_screen *xscr);
+
+const char *
+x11_screen_probe_dri2(struct x11_screen *xscr);
+
+int
+x11_screen_enable_dri2(struct x11_screen *xscr, const char *driver);
+
+__GLcontextModes *
+x11_context_modes_create(unsigned count);
+
+void
+x11_context_modes_destroy(__GLcontextModes *modes);
+
+unsigned
+x11_context_modes_count(const __GLcontextModes *modes);
+
+void
+x11_drawable_enable_dri2(struct x11_screen *xscr,
+ Drawable drawable, boolean on);
+
+void
+x11_drawable_copy_buffers(struct x11_screen *xscr, Drawable drawable,
+ int x, int y, int width, int height,
+ int src_buf, int dst_buf);
+
+struct x11_drawable_buffer *
+x11_drawable_get_buffers(struct x11_screen *xscr, Drawable drawable,
+ int *width, int *height, unsigned int *attachments,
+ boolean with_format, int num_ins, int *num_outs);
+
+uint
+x11_drawable_get_depth(struct x11_screen *xscr, Drawable drawable);
+
+#endif /* _X11_SCREEN_H_ */
+++ /dev/null
-TOP = ../../../..
-include $(TOP)/configs/current
-
-common_INCLUDES = \
- -I. \
- -I$(TOP)/src/gallium/include \
- -I$(TOP)/src/gallium/auxiliary \
- -I$(TOP)/src/egl/main \
- -I$(TOP)/include
-
-common_SOURCES = $(wildcard common/*.c)
-common_OBJECTS = $(common_SOURCES:.c=.o)
-
-
-x11_INCLUDES = \
- -I$(TOP)/src/gallium/drivers \
- -I$(TOP)/src/glx/x11 \
- -I$(TOP)/src/mesa \
- $(shell pkg-config --cflags-only-I libdrm)
-
-x11_SOURCES = $(wildcard x11/*.c) $(TOP)/src/glx/x11/dri2.c
-x11_OBJECTS = $(x11_SOURCES:.c=.o)
-
-
-kms_INCLUDES = $(shell pkg-config --cflags-only-I libdrm)
-kms_SOURCES = $(wildcard kms/*.c)
-kms_OBJECTS = $(kms_SOURCES:.c=.o)
-
-
-ALL_INCLUDES = $(common_INCLUDES) $(x11_INCLUDES) $(kms_INCLUDES)
-ALL_SOURCES = $(common_SOURCES) $(x11_SOURCES) $(kms_SOURCES)
-ALL_OBJECTS = $(common_OBJECTS) $(x11_OBJECTS) $(kms_OBJECTS)
-
-##### TARGETS #####
-
-EGL_DISPLAYS_MODS = $(foreach dpy, $(EGL_DISPLAYS), libegl$(dpy).a)
-
-default: depend $(EGL_DISPLAYS_MODS)
-
-
-libeglx11.a: $(x11_OBJECTS) $(common_OBJECTS) Makefile
- $(MKLIB) -o eglx11 -static $(x11_OBJECTS) $(common_OBJECTS)
-
-libeglkms.a: $(kms_OBJECTS) $(common_OBJECTS) Makefile
- $(MKLIB) -o eglkms -static $(kms_OBJECTS) $(common_OBJECTS)
-
-depend:
- rm -f depend
- touch depend
- $(MKDEP) $(MKDEP_OPTIONS) $(ALL_INCLUDES) $(ALL_SOURCES) 2> /dev/null
-
-clean:
- rm -f $(ALL_OBJECTS)
- rm -f $(EGL_DISPLAYS_MODS)
- rm -f depend depend.bak
-
-# Dummy target
-install:
- @echo -n ""
-
-##### RULES #####
-
-$(common_OBJECTS): %.o: %.c
- $(CC) -c $(common_INCLUDES) $(DEFINES) $(CFLAGS) $< -o $@
-
-$(x11_OBJECTS): %.o: %.c
- $(CC) -c $(common_INCLUDES) $(x11_INCLUDES) $(DEFINES) $(CFLAGS) $< -o $@
-
-$(kms_OBJECTS): %.o: %.c
- $(CC) -c $(common_INCLUDES) $(kms_INCLUDES) $(DEFINES) $(CFLAGS) $< -o $@
-
-sinclude depend
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <assert.h>
-#include <string.h>
-#include "pipe/p_screen.h"
-#include "util/u_memory.h"
-#include "util/u_rect.h"
-#include "egldriver.h"
-#include "eglcurrent.h"
-#include "eglconfigutil.h"
-#include "egllog.h"
-
-#include "native.h"
-#include "egl_g3d.h"
-#include "egl_st.h"
-
-/**
- * Validate the draw/read surfaces of the context.
- */
-static void
-egl_g3d_validate_context(_EGLDisplay *dpy, _EGLContext *ctx)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct pipe_screen *screen = gdpy->native->screen;
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- const uint st_att_map[NUM_NATIVE_ATTACHMENTS] = {
- ST_SURFACE_FRONT_LEFT,
- ST_SURFACE_BACK_LEFT,
- ST_SURFACE_FRONT_RIGHT,
- ST_SURFACE_BACK_RIGHT,
- };
- EGLint num_surfaces, s;
-
- /* validate draw and/or read buffers */
- num_surfaces = (gctx->base.ReadSurface == gctx->base.DrawSurface) ? 1 : 2;
- for (s = 0; s < num_surfaces; s++) {
- struct pipe_texture *textures[NUM_NATIVE_ATTACHMENTS];
- struct egl_g3d_surface *gsurf;
- struct egl_g3d_buffer *gbuf;
- EGLint att;
-
- if (s == 0) {
- gsurf = egl_g3d_surface(gctx->base.DrawSurface);
- gbuf = &gctx->draw;
- }
- else {
- gsurf = egl_g3d_surface(gctx->base.ReadSurface);
- gbuf = &gctx->read;
- }
-
- if (!gctx->force_validate) {
- unsigned int seq_num;
-
- gsurf->native->validate(gsurf->native, gbuf->attachment_mask,
- &seq_num, NULL, NULL, NULL);
- /* skip validation */
- if (gsurf->sequence_number == seq_num)
- continue;
- }
-
- pipe_surface_reference(&gsurf->render_surface, NULL);
- memset(textures, 0, sizeof(textures));
-
- gsurf->native->validate(gsurf->native, gbuf->attachment_mask,
- &gsurf->sequence_number, textures,
- &gsurf->base.Width, &gsurf->base.Height);
- for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
- struct pipe_texture *pt = textures[att];
- struct pipe_surface *ps;
-
- if (native_attachment_mask_test(gbuf->attachment_mask, att) && pt) {
- ps = screen->get_tex_surface(screen, pt, 0, 0, 0,
- PIPE_BUFFER_USAGE_GPU_READ |
- PIPE_BUFFER_USAGE_GPU_WRITE);
- gctx->stapi->st_set_framebuffer_surface(gbuf->st_fb,
- st_att_map[att], ps);
-
- if (gsurf->render_att == att)
- pipe_surface_reference(&gsurf->render_surface, ps);
-
- pipe_surface_reference(&ps, NULL);
- pipe_texture_reference(&pt, NULL);
- }
- }
-
- gctx->stapi->st_resize_framebuffer(gbuf->st_fb,
- gsurf->base.Width, gsurf->base.Height);
- }
-
- gctx->force_validate = EGL_FALSE;
-
-}
-
-/**
- * Create a st_framebuffer.
- */
-static struct st_framebuffer *
-create_framebuffer(_EGLContext *ctx, _EGLSurface *surf)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
- struct egl_g3d_config *gconf = egl_g3d_config(gsurf->base.Config);
-
- return gctx->stapi->st_create_framebuffer(&gconf->native->mode,
- gconf->native->color_format, gconf->native->depth_format,
- gconf->native->stencil_format,
- gsurf->base.Width, gsurf->base.Height, &gsurf->base);
-}
-
-/**
- * Update the attachments of draw/read surfaces.
- */
-static void
-egl_g3d_route_context(_EGLDisplay *dpy, _EGLContext *ctx)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- EGLint s;
-
- /* route draw and read buffers' attachments */
- for (s = 0; s < 2; s++) {
- struct egl_g3d_surface *gsurf;
- struct egl_g3d_buffer *gbuf;
-
- if (s == 0) {
- gsurf = egl_g3d_surface(gctx->base.DrawSurface);
- gbuf = &gctx->draw;
- }
- else {
- gsurf = egl_g3d_surface(gctx->base.ReadSurface);
- gbuf = &gctx->read;
- }
-
- gbuf->attachment_mask = (1 << gsurf->render_att);
-
- /* FIXME OpenGL defaults to draw the front or back buffer when the
- * context is single-buffered or double-buffered respectively. In EGL,
- * however, the buffer to be drawn is determined by the surface, instead
- * of the context. As a result, rendering to a pixmap surface with a
- * double-buffered context does not work as expected.
- *
- * gctx->stapi->st_draw_front_buffer(gctx->st_ctx, natt ==
- * NATIVE_ATTACHMENT_FRONT_LEFT);
- */
-
- /*
- * FIXME If the back buffer is asked for here, and the front buffer is
- * later needed by the client API (e.g. glDrawBuffer is called to draw
- * the front buffer), it will create a new pipe texture and draw there.
- * One fix is to ask for both buffers here, but it would be a waste if
- * the front buffer is never used. A better fix is to add a callback to
- * the pipe screen with context private (just like flush_frontbuffer).
- */
- }
-}
-
-/**
- * Reallocate the context's framebuffers after draw/read surfaces change.
- */
-static EGLBoolean
-egl_g3d_realloc_context(_EGLDisplay *dpy, _EGLContext *ctx)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- struct egl_g3d_surface *gdraw = egl_g3d_surface(gctx->base.DrawSurface);
- struct egl_g3d_surface *gread = egl_g3d_surface(gctx->base.ReadSurface);
-
- /* unreference the old framebuffers */
- if (gctx->draw.st_fb) {
- EGLBoolean is_equal = (gctx->draw.st_fb == gctx->read.st_fb);
- void *priv;
-
- priv = gctx->stapi->st_framebuffer_private(gctx->draw.st_fb);
- if (!gdraw || priv != (void *) &gdraw->base) {
- gctx->stapi->st_unreference_framebuffer(gctx->draw.st_fb);
- gctx->draw.st_fb = NULL;
- gctx->draw.attachment_mask = 0x0;
- }
-
- if (is_equal) {
- gctx->read.st_fb = NULL;
- gctx->draw.attachment_mask = 0x0;
- }
- else {
- priv = gctx->stapi->st_framebuffer_private(gctx->read.st_fb);
- if (!gread || priv != (void *) &gread->base) {
- gctx->stapi->st_unreference_framebuffer(gctx->read.st_fb);
- gctx->read.st_fb = NULL;
- gctx->draw.attachment_mask = 0x0;
- }
- }
- }
-
- if (!gdraw)
- return EGL_TRUE;
-
- /* create the draw fb */
- if (!gctx->draw.st_fb) {
- gctx->draw.st_fb = create_framebuffer(&gctx->base, &gdraw->base);
- if (!gctx->draw.st_fb)
- return EGL_FALSE;
- }
-
- /* create the read fb */
- if (!gctx->read.st_fb) {
- if (gread != gdraw) {
- gctx->read.st_fb = create_framebuffer(&gctx->base, &gread->base);
- if (!gctx->read.st_fb) {
- gctx->stapi->st_unreference_framebuffer(gctx->draw.st_fb);
- gctx->draw.st_fb = NULL;
- return EGL_FALSE;
- }
- }
- else {
- /* there is no st_reference_framebuffer... */
- gctx->read.st_fb = gctx->draw.st_fb;
- }
- }
-
- egl_g3d_route_context(dpy, &gctx->base);
- gctx->force_validate = EGL_TRUE;
-
- return EGL_TRUE;
-}
-
-/**
- * Return the current context of the given API.
- */
-static struct egl_g3d_context *
-egl_g3d_get_current_context(EGLint api)
-{
- _EGLThreadInfo *t = _eglGetCurrentThread();
- EGLint api_index = _eglConvertApiToIndex(api);
- return egl_g3d_context(t->CurrentContexts[api_index]);
-}
-
-/**
- * Return the state tracker for the given context.
- */
-static const struct egl_g3d_st *
-egl_g3d_choose_st(_EGLDriver *drv, _EGLContext *ctx)
-{
- struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
- const struct egl_g3d_st *stapi;
- EGLint idx = -1;
-
- switch (ctx->ClientAPI) {
- case EGL_OPENGL_ES_API:
- switch (ctx->ClientVersion) {
- case 1:
- idx = EGL_G3D_ST_OPENGL_ES;
- break;
- case 2:
- idx = EGL_G3D_ST_OPENGL_ES2;
- break;
- default:
- _eglLog(_EGL_WARNING, "unknown client version %d",
- ctx->ClientVersion);
- break;
- }
- break;
- case EGL_OPENVG_API:
- idx = EGL_G3D_ST_OPENVG;
- break;
- case EGL_OPENGL_API:
- idx = EGL_G3D_ST_OPENGL;
- break;
- default:
- _eglLog(_EGL_WARNING, "unknown client API 0x%04x", ctx->ClientAPI);
- break;
- }
-
- stapi = (idx >= 0) ? gdrv->stapis[idx] : NULL;
- return stapi;
-}
-
-/**
- * Initialize the state trackers.
- */
-static void
-egl_g3d_init_st(_EGLDriver *drv)
-{
- struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
- EGLint i;
-
- /* already initialized */
- if (gdrv->api_mask)
- return;
-
- for (i = 0; i < NUM_EGL_G3D_STS; i++) {
- gdrv->stapis[i] = egl_g3d_get_st(i);
- if (gdrv->stapis[i])
- gdrv->api_mask |= gdrv->stapis[i]->api_bit;
- }
-
- if (gdrv->api_mask)
- _eglLog(_EGL_DEBUG, "Driver API mask: 0x%x", gdrv->api_mask);
- else
- _eglLog(_EGL_WARNING, "No supported client API");
-}
-
-/**
- * Get the probe object of the display.
- *
- * Note that this function may be called before the display is initialized.
- */
-static struct native_probe *
-egl_g3d_get_probe(_EGLDriver *drv, _EGLDisplay *dpy)
-{
- struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
- struct native_probe *nprobe;
-
- nprobe = (struct native_probe *) _eglGetProbeCache(gdrv->probe_key);
- if (!nprobe || nprobe->display != dpy->NativeDisplay) {
- if (nprobe)
- nprobe->destroy(nprobe);
- nprobe = native_create_probe(dpy->NativeDisplay);
- _eglSetProbeCache(gdrv->probe_key, (void *) nprobe);
- }
-
- return nprobe;
-}
-
-/**
- * Destroy the probe object of the display. The display may be NULL.
- *
- * Note that this function may be called before the display is initialized.
- */
-static void
-egl_g3d_destroy_probe(_EGLDriver *drv, _EGLDisplay *dpy)
-{
- struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
- struct native_probe *nprobe;
-
- nprobe = (struct native_probe *) _eglGetProbeCache(gdrv->probe_key);
- if (nprobe && (!dpy || nprobe->display == dpy->NativeDisplay)) {
- nprobe->destroy(nprobe);
- _eglSetProbeCache(gdrv->probe_key, NULL);
- }
-}
-
-/**
- * Return an API mask that consists of the state trackers that supports the
- * given mode.
- *
- * FIXME add st_is_mode_supported()?
- */
-static EGLint
-get_mode_api_mask(const __GLcontextModes *mode, EGLint api_mask)
-{
- EGLint check;
-
- /* OpenGL ES 1.x and 2.x are checked together */
- check = EGL_OPENGL_ES_BIT | EGL_OPENGL_ES2_BIT;
- if (api_mask & check) {
- /* this is required by EGL, not by OpenGL ES */
- if (mode->drawableType & GLX_WINDOW_BIT && !mode->doubleBufferMode)
- api_mask &= ~check;
- }
-
- check = EGL_OPENVG_BIT;
- if (api_mask & check) {
- /* vega st needs the depth/stencil rb */
- if (!mode->depthBits && !mode->stencilBits)
- api_mask &= ~check;
- }
-
- return api_mask;
-}
-
-#ifdef EGL_MESA_screen_surface
-
-static void
-egl_g3d_add_screens(_EGLDriver *drv, _EGLDisplay *dpy)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- const struct native_connector **native_connectors;
- EGLint num_connectors, i;
-
- native_connectors =
- gdpy->native->modeset->get_connectors(gdpy->native, &num_connectors, NULL);
- if (!num_connectors) {
- if (native_connectors)
- free(native_connectors);
- return;
- }
-
- for (i = 0; i < num_connectors; i++) {
- const struct native_connector *nconn = native_connectors[i];
- struct egl_g3d_screen *gscr;
- const struct native_mode **native_modes;
- EGLint num_modes, j;
-
- /* TODO support for hotplug */
- native_modes =
- gdpy->native->modeset->get_modes(gdpy->native, nconn, &num_modes);
- if (!num_modes) {
- if (native_modes)
- free(native_modes);
- continue;
- }
-
- gscr = CALLOC_STRUCT(egl_g3d_screen);
- if (!gscr) {
- free(native_modes);
- continue;
- }
-
- _eglInitScreen(&gscr->base);
-
- for (j = 0; j < num_modes; j++) {
- const struct native_mode *nmode = native_modes[j];
- _EGLMode *mode;
-
- mode = _eglAddNewMode(&gscr->base, nmode->width, nmode->height,
- nmode->refresh_rate, nmode->desc);
- if (!mode)
- break;
- /* gscr->native_modes and gscr->base.Modes should be consistent */
- assert(mode == &gscr->base.Modes[j]);
- }
-
- gscr->native = nconn;
- gscr->native_modes = native_modes;
-
- _eglAddScreen(dpy, &gscr->base);
- }
-
- free(native_connectors);
-}
-
-#endif /* EGL_MESA_screen_surface */
-
-/**
- * Add configs to display and return the next config ID.
- */
-static EGLint
-egl_g3d_add_configs(_EGLDriver *drv, _EGLDisplay *dpy, EGLint id)
-{
- struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- const struct native_config **native_configs;
- int num_configs, i;
-
- native_configs = gdpy->native->get_configs(gdpy->native,
- &num_configs);
- if (!num_configs) {
- if (native_configs)
- free(native_configs);
- return id;
- }
-
- for (i = 0; i < num_configs; i++) {
- EGLint api_mask;
- struct egl_g3d_config *gconf;
- EGLBoolean valid;
-
- api_mask = get_mode_api_mask(&native_configs[i]->mode, gdrv->api_mask);
- if (!api_mask) {
- _eglLog(_EGL_DEBUG, "no state tracker supports config 0x%x",
- native_configs[i]->mode.visualID);
- continue;
- }
-
- gconf = CALLOC_STRUCT(egl_g3d_config);
- if (!gconf)
- continue;
-
- _eglInitConfig(&gconf->base, id);
- valid = _eglConfigFromContextModesRec(&gconf->base,
- &native_configs[i]->mode, api_mask, api_mask);
- if (valid) {
-#ifdef EGL_MESA_screen_surface
- /* check if scanout surface bit is set */
- if (native_configs[i]->scanout_bit) {
- EGLint val = GET_CONFIG_ATTRIB(&gconf->base, EGL_SURFACE_TYPE);
- val |= EGL_SCREEN_BIT_MESA;
- SET_CONFIG_ATTRIB(&gconf->base, EGL_SURFACE_TYPE, val);
- }
-#endif
- valid = _eglValidateConfig(&gconf->base, EGL_FALSE);
- }
- if (!valid) {
- _eglLog(_EGL_DEBUG, "skip invalid config 0x%x",
- native_configs[i]->mode.visualID);
- free(gconf);
- continue;
- }
-
- gconf->native = native_configs[i];
- _eglAddConfig(dpy, &gconf->base);
- id++;
- }
-
- free(native_configs);
- return id;
-}
-
-/**
- * Flush the front buffer of the context's draw surface.
- */
-static void
-egl_g3d_flush_frontbuffer(struct pipe_screen *screen,
- struct pipe_surface *surf, void *context_private)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(context_private);
- struct egl_g3d_surface *gsurf = egl_g3d_surface(gctx->base.DrawSurface);
-
- if (gsurf)
- gsurf->native->flush_frontbuffer(gsurf->native);
-}
-
-/**
- * Re-validate the context.
- */
-static void
-egl_g3d_update_buffer(struct pipe_screen *screen, void *context_private)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(context_private);
-
- /**
- * It is likely that the surface has changed when this function is called.
- * Set force_validate to skip an unnecessary check.
- */
- gctx->force_validate = EGL_TRUE;
- egl_g3d_validate_context(gctx->base.Display, &gctx->base);
-}
-
-static EGLBoolean
-egl_g3d_terminate(_EGLDriver *drv, _EGLDisplay *dpy)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- EGLint i;
-
- _eglReleaseDisplayResources(drv, dpy);
- _eglCleanupDisplay(dpy);
-
- if (dpy->Screens) {
- for (i = 0; i < dpy->NumScreens; i++) {
- struct egl_g3d_screen *gscr = egl_g3d_screen(dpy->Screens[i]);
- free(gscr->native_modes);
- free(gscr);
- }
- free(dpy->Screens);
- }
-
- if (gdpy->native)
- gdpy->native->destroy(gdpy->native);
-
- free(gdpy);
- dpy->DriverData = NULL;
-
- return EGL_TRUE;
-}
-
-static EGLBoolean
-egl_g3d_initialize(_EGLDriver *drv, _EGLDisplay *dpy,
- EGLint *major, EGLint *minor)
-{
- struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
- struct egl_g3d_display *gdpy;
-
- /* the probe object is unlikely to be needed again */
- egl_g3d_destroy_probe(drv, dpy);
-
- gdpy = CALLOC_STRUCT(egl_g3d_display);
- if (!gdpy) {
- _eglError(EGL_BAD_ALLOC, "eglInitialize");
- goto fail;
- }
- dpy->DriverData = gdpy;
-
- gdpy->native = native_create_display(dpy->NativeDisplay);
- if (!gdpy->native) {
- _eglError(EGL_NOT_INITIALIZED, "eglInitialize(no usable display)");
- goto fail;
- }
-
- gdpy->native->screen->flush_frontbuffer = egl_g3d_flush_frontbuffer;
- gdpy->native->screen->update_buffer = egl_g3d_update_buffer;
-
- egl_g3d_init_st(&gdrv->base);
- dpy->ClientAPIsMask = gdrv->api_mask;
-
- if (egl_g3d_add_configs(drv, dpy, 1) == 1) {
- _eglError(EGL_NOT_INITIALIZED, "eglInitialize(unable to add configs)");
- goto fail;
- }
-
-#ifdef EGL_MESA_screen_surface
- /* enable MESA_screen_surface */
- if (gdpy->native->modeset) {
- dpy->Extensions.MESA_screen_surface = EGL_TRUE;
- egl_g3d_add_screens(drv, dpy);
- }
-#endif
-
- *major = 1;
- *minor = 4;
-
- return EGL_TRUE;
-
-fail:
- if (gdpy)
- egl_g3d_terminate(drv, dpy);
- return EGL_FALSE;
-}
-
-static _EGLContext *
-egl_g3d_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
- _EGLContext *share, const EGLint *attribs)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct egl_g3d_context *gshare = egl_g3d_context(share);
- struct egl_g3d_config *gconf = egl_g3d_config(conf);
- struct egl_g3d_context *gctx;
- const __GLcontextModes *mode;
-
- gctx = CALLOC_STRUCT(egl_g3d_context);
- if (!gctx) {
- _eglError(EGL_BAD_ALLOC, "eglCreateContext");
- return NULL;
- }
-
- if (!_eglInitContext(drv, &gctx->base, conf, attribs)) {
- free(gctx);
- return NULL;
- }
-
- gctx->stapi = egl_g3d_choose_st(drv, &gctx->base);
- if (!gctx->stapi) {
- free(gctx);
- return NULL;
- }
-
- mode = &gconf->native->mode;
- gctx->pipe =
- gdpy->native->create_context(gdpy->native, (void *) &gctx->base);
- if (!gctx->pipe) {
- free(gctx);
- return NULL;
- }
-
- gctx->st_ctx = gctx->stapi->st_create_context(gctx->pipe, mode,
- (gshare) ? gshare->st_ctx : NULL);
- if (!gctx->st_ctx) {
- gctx->pipe->destroy(gctx->pipe);
- free(gctx);
- return NULL;
- }
-
- return &gctx->base;
-}
-
-static EGLBoolean
-egl_g3d_destroy_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
-
- if (_eglIsContextBound(&gctx->base))
- return EGL_TRUE;
-
- egl_g3d_realloc_context(dpy, &gctx->base);
-
- /* it will destroy pipe context */
- gctx->stapi->st_destroy_context(gctx->st_ctx);
-
- free(gctx);
-
- return EGL_TRUE;
-}
-
-static EGLBoolean
-init_surface_geometry(_EGLSurface *surf)
-{
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
-
- return gsurf->native->validate(gsurf->native, 0x0,
- &gsurf->sequence_number, NULL,
- &gsurf->base.Width, &gsurf->base.Height);
-}
-
-static _EGLSurface *
-egl_g3d_create_window_surface(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLConfig *conf, EGLNativeWindowType win,
- const EGLint *attribs)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct egl_g3d_config *gconf = egl_g3d_config(conf);
- struct egl_g3d_surface *gsurf;
-
- gsurf = CALLOC_STRUCT(egl_g3d_surface);
- if (!gsurf) {
- _eglError(EGL_BAD_ALLOC, "eglCreateWindowSurface");
- return NULL;
- }
-
- if (!_eglInitSurface(drv, &gsurf->base, EGL_WINDOW_BIT, conf, attribs)) {
- free(gsurf);
- return NULL;
- }
-
- gsurf->native =
- gdpy->native->create_window_surface(gdpy->native, win, gconf->native);
- if (!gsurf->native) {
- free(gsurf);
- return NULL;
- }
-
- if (!init_surface_geometry(&gsurf->base)) {
- gsurf->native->destroy(gsurf->native);
- free(gsurf);
- return NULL;
- }
-
- gsurf->render_att = (gsurf->base.RenderBuffer == EGL_SINGLE_BUFFER ||
- !gconf->native->mode.doubleBufferMode) ?
- NATIVE_ATTACHMENT_FRONT_LEFT : NATIVE_ATTACHMENT_BACK_LEFT;
-
- return &gsurf->base;
-}
-
-static _EGLSurface *
-egl_g3d_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLConfig *conf, EGLNativePixmapType pix,
- const EGLint *attribs)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct egl_g3d_config *gconf = egl_g3d_config(conf);
- struct egl_g3d_surface *gsurf;
-
- gsurf = CALLOC_STRUCT(egl_g3d_surface);
- if (!gsurf) {
- _eglError(EGL_BAD_ALLOC, "eglCreatePixmapSurface");
- return NULL;
- }
-
- if (!_eglInitSurface(drv, &gsurf->base, EGL_PIXMAP_BIT, conf, attribs)) {
- free(gsurf);
- return NULL;
- }
-
- gsurf->native =
- gdpy->native->create_pixmap_surface(gdpy->native, pix, gconf->native);
- if (!gsurf->native) {
- free(gsurf);
- return NULL;
- }
-
- if (!init_surface_geometry(&gsurf->base)) {
- gsurf->native->destroy(gsurf->native);
- free(gsurf);
- return NULL;
- }
-
- gsurf->render_att = NATIVE_ATTACHMENT_FRONT_LEFT;
-
- return &gsurf->base;
-}
-
-static _EGLSurface *
-egl_g3d_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLConfig *conf, const EGLint *attribs)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct egl_g3d_config *gconf = egl_g3d_config(conf);
- struct egl_g3d_surface *gsurf;
-
- gsurf = CALLOC_STRUCT(egl_g3d_surface);
- if (!gsurf) {
- _eglError(EGL_BAD_ALLOC, "eglCreatePbufferSurface");
- return NULL;
- }
-
- if (!_eglInitSurface(drv, &gsurf->base, EGL_PBUFFER_BIT, conf, attribs)) {
- free(gsurf);
- return NULL;
- }
-
- gsurf->native =
- gdpy->native->create_pbuffer_surface(gdpy->native, gconf->native,
- gsurf->base.Width, gsurf->base.Height);
- if (!gsurf->native) {
- free(gsurf);
- return NULL;
- }
-
- if (!init_surface_geometry(&gsurf->base)) {
- gsurf->native->destroy(gsurf->native);
- free(gsurf);
- return NULL;
- }
-
- gsurf->render_att = (!gconf->native->mode.doubleBufferMode) ?
- NATIVE_ATTACHMENT_FRONT_LEFT : NATIVE_ATTACHMENT_BACK_LEFT;
-
- return &gsurf->base;
-}
-
-static EGLBoolean
-egl_g3d_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
-{
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
-
- if (_eglIsSurfaceBound(&gsurf->base))
- return EGL_TRUE;
-
- pipe_surface_reference(&gsurf->render_surface, NULL);
- gsurf->native->destroy(gsurf->native);
- free(gsurf);
- return EGL_TRUE;
-}
-
-static EGLBoolean
-egl_g3d_make_current(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLSurface *draw, _EGLSurface *read, _EGLContext *ctx)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- struct egl_g3d_context *old_gctx;
- EGLint api;
- EGLBoolean ok = EGL_TRUE;
-
- /* find the old context */
- api = (gctx) ? gctx->base.ClientAPI : eglQueryAPI();
- old_gctx = egl_g3d_get_current_context(api);
- if (old_gctx && !_eglIsContextLinked(&old_gctx->base))
- old_gctx = NULL;
-
- if (!_eglMakeCurrent(drv, dpy, draw, read, ctx))
- return EGL_FALSE;
-
- if (old_gctx) {
- /* flush old context */
- old_gctx->stapi->st_flush(old_gctx->st_ctx,
- PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
-
- /*
- * The old context is no longer current, and egl_g3d_realloc_context()
- * should be called to destroy the framebuffers. However, it is possible
- * that it will be made current again with the same draw/read surfaces.
- * It might be better to keep it around.
- */
- }
-
- if (gctx) {
- struct egl_g3d_surface *gdraw = egl_g3d_surface(draw);
-
- ok = egl_g3d_realloc_context(dpy, &gctx->base);
- if (ok) {
- ok = gctx->stapi->st_make_current(gctx->st_ctx,
- gctx->draw.st_fb, gctx->read.st_fb);
- if (ok) {
- egl_g3d_validate_context(dpy, &gctx->base);
- if (gdraw->base.Type == EGL_WINDOW_BIT) {
- gctx->base.WindowRenderBuffer =
- (gdraw->render_att == NATIVE_ATTACHMENT_FRONT_LEFT) ?
- EGL_SINGLE_BUFFER : EGL_BACK_BUFFER;
- }
- }
- }
- }
- else if (old_gctx) {
- ok = old_gctx->stapi->st_make_current(NULL, NULL, NULL);
- old_gctx->base.WindowRenderBuffer = EGL_NONE;
- }
-
- return ok;
-}
-
-static EGLBoolean
-egl_g3d_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
-{
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
- _EGLContext *ctx = _eglGetCurrentContext();
- struct egl_g3d_context *gctx = NULL;
-
- /* no-op for pixmap or pbuffer surface */
- if (gsurf->base.Type == EGL_PIXMAP_BIT ||
- gsurf->base.Type == EGL_PBUFFER_BIT)
- return EGL_TRUE;
-
- /* or when the surface is single-buffered */
- if (gsurf->render_att == NATIVE_ATTACHMENT_FRONT_LEFT)
- return EGL_TRUE;
-
- if (ctx && ctx->DrawSurface == surf)
- gctx = egl_g3d_context(ctx);
-
- /* flush if the surface is current */
- if (gctx)
- gctx->stapi->st_notify_swapbuffers(gctx->draw.st_fb);
-
- /*
- * We drew on the back buffer, unless there was no back buffer.
- * In that case, we drew on the front buffer. Either case, we call
- * swap_buffers.
- */
- if (!gsurf->native->swap_buffers(gsurf->native))
- return EGL_FALSE;
-
- if (gctx) {
- struct egl_g3d_config *gconf = egl_g3d_config(gsurf->base.Config);
-
- /* force validation if the swap method is not copy */
- if (gconf->native->mode.swapMethod != GLX_SWAP_COPY_OML) {
- gctx->force_validate = EGL_TRUE;
- egl_g3d_validate_context(dpy, &gctx->base);
- }
- }
-
- return EGL_TRUE;
-}
-
-/**
- * Find a config that supports the pixmap.
- */
-static _EGLConfig *
-find_pixmap_config(_EGLDisplay *dpy, EGLNativePixmapType pix)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct egl_g3d_config *gconf;
- EGLint i;
-
- for (i = 0; i < dpy->NumConfigs; i++) {
- gconf = egl_g3d_config(dpy->Configs[i]);
- if (gdpy->native->is_pixmap_supported(gdpy->native, pix, gconf->native))
- break;
- }
-
- return (i < dpy->NumConfigs) ? &gconf->base : NULL;
-}
-
-/**
- * Get the pipe surface of the given attachment of the native surface.
- */
-static struct pipe_surface *
-get_pipe_surface(struct native_display *ndpy, struct native_surface *nsurf,
- enum native_attachment natt)
-{
- struct pipe_texture *textures[NUM_NATIVE_ATTACHMENTS];
- struct pipe_surface *psurf;
-
- textures[natt] = NULL;
- nsurf->validate(nsurf, 1 << natt, NULL, textures, NULL, NULL);
- if (!textures[natt])
- return NULL;
-
- psurf = ndpy->screen->get_tex_surface(ndpy->screen, textures[natt],
- 0, 0, 0, PIPE_BUFFER_USAGE_CPU_WRITE);
- pipe_texture_reference(&textures[natt], NULL);
-
- return psurf;
-}
-
-static EGLBoolean
-egl_g3d_copy_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
- NativePixmapType target)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
- _EGLContext *ctx = _eglGetCurrentContext();
- struct egl_g3d_config *gconf;
- struct native_surface *nsurf;
- struct pipe_screen *screen = gdpy->native->screen;
- struct pipe_surface *psurf;
-
- if (!gsurf->render_surface)
- return EGL_TRUE;
-
- gconf = egl_g3d_config(find_pixmap_config(dpy, target));
- if (!gconf)
- return _eglError(EGL_BAD_NATIVE_PIXMAP, "eglCopyBuffers");
-
- nsurf = gdpy->native->create_pixmap_surface(gdpy->native,
- target, gconf->native);
- if (!nsurf)
- return _eglError(EGL_BAD_NATIVE_PIXMAP, "eglCopyBuffers");
-
- /* flush if the surface is current */
- if (ctx && ctx->DrawSurface == &gsurf->base) {
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- gctx->stapi->st_flush(gctx->st_ctx,
- PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
- }
-
- psurf = get_pipe_surface(gdpy->native, nsurf, NATIVE_ATTACHMENT_FRONT_LEFT);
- if (psurf) {
- struct pipe_context pipe;
-
- /**
- * XXX This is hacky. If we might allow the EGLDisplay to create a pipe
- * context of its own and use the blitter context for this.
- */
- memset(&pipe, 0, sizeof(pipe));
- pipe.screen = screen;
-
- util_surface_copy(&pipe, FALSE, psurf, 0, 0,
- gsurf->render_surface, 0, 0, psurf->width, psurf->height);
-
- pipe_surface_reference(&psurf, NULL);
- nsurf->flush_frontbuffer(nsurf);
- }
-
- nsurf->destroy(nsurf);
-
- return EGL_TRUE;
-}
-
-static EGLBoolean
-egl_g3d_wait_client(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx)
-{
- struct egl_g3d_context *gctx = egl_g3d_context(ctx);
- gctx->stapi->st_finish(gctx->st_ctx);
- return EGL_TRUE;
-}
-
-static EGLBoolean
-egl_g3d_wait_native(_EGLDriver *drv, _EGLDisplay *dpy, EGLint engine)
-{
- _EGLSurface *surf = _eglGetCurrentSurface(EGL_DRAW);
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
-
- if (engine != EGL_CORE_NATIVE_ENGINE)
- return _eglError(EGL_BAD_PARAMETER, "eglWaitNative");
-
- if (gsurf)
- gsurf->native->wait(gsurf->native);
-
- return EGL_TRUE;
-}
-
-static _EGLProc
-egl_g3d_get_proc_address(_EGLDriver *drv, const char *procname)
-{
- struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
- _EGLProc proc;
- EGLint i;
-
- /* in case this is called before a display is initialized */
- egl_g3d_init_st(&gdrv->base);
-
- for (i = 0; i < NUM_EGL_G3D_STS; i++) {
- const struct egl_g3d_st *stapi = gdrv->stapis[i];
- if (stapi) {
- proc = (_EGLProc) stapi->st_get_proc_address(procname);
- if (proc)
- return proc;
- }
- }
-
- return (_EGLProc) NULL;
-}
-
-static EGLBoolean
-egl_g3d_bind_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLSurface *surf, EGLint buffer)
-{
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
- struct egl_g3d_context *gctx;
- enum pipe_format target_format;
- int target;
-
- if (!gsurf || gsurf->base.Type != EGL_PBUFFER_BIT)
- return _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
- if (buffer != EGL_BACK_BUFFER)
- return _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
- if (gsurf->base.BoundToTexture)
- return _eglError(EGL_BAD_ACCESS, "eglBindTexImage");
-
- switch (gsurf->base.TextureFormat) {
- case EGL_TEXTURE_RGB:
- target_format = PIPE_FORMAT_R8G8B8_UNORM;
- break;
- case EGL_TEXTURE_RGBA:
- target_format = PIPE_FORMAT_A8R8G8B8_UNORM;
- break;
- default:
- return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
- }
-
- switch (gsurf->base.TextureTarget) {
- case EGL_TEXTURE_2D:
- target = ST_TEXTURE_2D;
- break;
- default:
- return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
- }
-
- /* flush properly if the surface is bound */
- if (gsurf->base.Binding) {
- gctx = egl_g3d_context(gsurf->base.Binding);
- gctx->stapi->st_flush(gctx->st_ctx,
- PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
- }
-
- /* XXX change to EGL_OPENGL_ES_API once OpenGL ES is merged */
- gctx = egl_g3d_get_current_context(EGL_OPENGL_API);
- if (gctx) {
- if (!gsurf->render_surface)
- return EGL_FALSE;
-
- gctx->stapi->st_bind_texture_surface(gsurf->render_surface,
- target, gsurf->base.MipmapLevel, target_format);
- gsurf->base.BoundToTexture = EGL_TRUE;
- }
-
- return EGL_TRUE;
-}
-
-static EGLBoolean
-egl_g3d_release_tex_image(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLSurface *surf, EGLint buffer)
-{
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
-
- if (!gsurf || gsurf->base.Type != EGL_PBUFFER_BIT ||
- !gsurf->base.BoundToTexture)
- return _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
- if (buffer != EGL_BACK_BUFFER)
- return _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
-
- if (gsurf->render_surface) {
- _EGLThreadInfo *t = _eglGetCurrentThread();
- /* XXX change to EGL_OPENGL_ES_API once OpenGL ES is merged */
- struct egl_g3d_context *gctx = egl_g3d_context(
- t->CurrentContexts[_eglConvertApiToIndex(EGL_OPENGL_API)]);
-
- /* what if the context the surface binds to is no longer current? */
- if (gctx)
- gctx->stapi->st_unbind_texture_surface(gsurf->render_surface,
- ST_TEXTURE_2D, gsurf->base.MipmapLevel);
- }
-
- gsurf->base.BoundToTexture = EGL_FALSE;
-
- return EGL_TRUE;
-}
-
-#ifdef EGL_MESA_screen_surface
-
-static _EGLSurface *
-egl_g3d_create_screen_surface(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLConfig *conf, const EGLint *attribs)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct egl_g3d_config *gconf = egl_g3d_config(conf);
- struct egl_g3d_surface *gsurf;
-
- gsurf = CALLOC_STRUCT(egl_g3d_surface);
- if (!gsurf) {
- _eglError(EGL_BAD_ALLOC, "eglCreatePbufferSurface");
- return NULL;
- }
-
- if (!_eglInitSurface(drv, &gsurf->base,
- EGL_SCREEN_BIT_MESA, conf, attribs)) {
- free(gsurf);
- return NULL;
- }
-
- gsurf->native =
- gdpy->native->modeset->create_scanout_surface(gdpy->native,
- gconf->native, gsurf->base.Width, gsurf->base.Height);
- if (!gsurf->native) {
- free(gsurf);
- return NULL;
- }
-
- gsurf->render_att = (!gconf->native->mode.doubleBufferMode) ?
- NATIVE_ATTACHMENT_FRONT_LEFT : NATIVE_ATTACHMENT_BACK_LEFT;
-
- return &gsurf->base;
-}
-
-static EGLBoolean
-egl_g3d_show_screen_surface(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLScreen *scr, _EGLSurface *surf,
- _EGLMode *mode)
-{
- struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
- struct egl_g3d_screen *gscr = egl_g3d_screen(scr);
- struct egl_g3d_surface *gsurf = egl_g3d_surface(surf);
- struct native_surface *nsurf;
- const struct native_mode *nmode;
- EGLBoolean changed;
-
- if (gsurf) {
- EGLint idx;
-
- if (!mode)
- return _eglError(EGL_BAD_MATCH, "eglShowSurfaceMESA");
- if (gsurf->base.Type != EGL_SCREEN_BIT_MESA)
- return _eglError(EGL_BAD_SURFACE, "eglShowScreenSurfaceMESA");
- if (gsurf->base.Width < mode->Width || gsurf->base.Height < mode->Height)
- return _eglError(EGL_BAD_MATCH,
- "eglShowSurfaceMESA(surface smaller than mode size)");
-
- /* find the index of the mode */
- for (idx = 0; idx < gscr->base.NumModes; idx++)
- if (mode == &gscr->base.Modes[idx])
- break;
- if (idx >= gscr->base.NumModes) {
- return _eglError(EGL_BAD_MODE_MESA,
- "eglShowSurfaceMESA(unknown mode)");
- }
-
- nsurf = gsurf->native;
- nmode = gscr->native_modes[idx];
- }
- else {
- if (mode)
- return _eglError(EGL_BAD_MATCH, "eglShowSurfaceMESA");
-
- /* disable the screen */
- nsurf = NULL;
- nmode = NULL;
- }
-
- /* TODO surface panning by CRTC choosing */
- changed = gdpy->native->modeset->program(gdpy->native, 0, nsurf,
- gscr->base.OriginX, gscr->base.OriginY, &gscr->native, 1, nmode);
- if (changed) {
- gscr->base.CurrentSurface = &gsurf->base;
- gscr->base.CurrentMode = mode;
- }
-
- return changed;
-}
-
-#endif /* EGL_MESA_screen_surface */
-
-static EGLint
-egl_g3d_probe(_EGLDriver *drv, _EGLDisplay *dpy)
-{
- struct native_probe *nprobe;
- enum native_probe_result res;
- EGLint score;
-
- nprobe = egl_g3d_get_probe(drv, dpy);
- res = native_get_probe_result(nprobe);
-
- switch (res) {
- case NATIVE_PROBE_UNKNOWN:
- default:
- score = 0;
- break;
- case NATIVE_PROBE_FALLBACK:
- score = 40;
- break;
- case NATIVE_PROBE_SUPPORTED:
- score = 50;
- break;
- case NATIVE_PROBE_EXACT:
- score = 100;
- break;
- }
-
- return score;
-}
-
-static void
-egl_g3d_unload(_EGLDriver *drv)
-{
- struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
-
- egl_g3d_destroy_probe(drv, NULL);
- free(gdrv);
-}
-
-_EGLDriver *
-_eglMain(const char *args)
-{
- static char driver_name[64];
- struct egl_g3d_driver *gdrv;
-
- snprintf(driver_name, sizeof(driver_name),
- "Gallium/%s", native_get_name());
-
- gdrv = CALLOC_STRUCT(egl_g3d_driver);
- if (!gdrv)
- return NULL;
-
- _eglInitDriverFallbacks(&gdrv->base);
-
- gdrv->base.API.Initialize = egl_g3d_initialize;
- gdrv->base.API.Terminate = egl_g3d_terminate;
- gdrv->base.API.CreateContext = egl_g3d_create_context;
- gdrv->base.API.DestroyContext = egl_g3d_destroy_context;
- gdrv->base.API.CreateWindowSurface = egl_g3d_create_window_surface;
- gdrv->base.API.CreatePixmapSurface = egl_g3d_create_pixmap_surface;
- gdrv->base.API.CreatePbufferSurface = egl_g3d_create_pbuffer_surface;
- gdrv->base.API.DestroySurface = egl_g3d_destroy_surface;
- gdrv->base.API.MakeCurrent = egl_g3d_make_current;
- gdrv->base.API.SwapBuffers = egl_g3d_swap_buffers;
- gdrv->base.API.CopyBuffers = egl_g3d_copy_buffers;
- gdrv->base.API.WaitClient = egl_g3d_wait_client;
- gdrv->base.API.WaitNative = egl_g3d_wait_native;
- gdrv->base.API.GetProcAddress = egl_g3d_get_proc_address;
-
- gdrv->base.API.BindTexImage = egl_g3d_bind_tex_image;
- gdrv->base.API.ReleaseTexImage = egl_g3d_release_tex_image;
-
-#ifdef EGL_MESA_screen_surface
- gdrv->base.API.CreateScreenSurfaceMESA = egl_g3d_create_screen_surface;
- gdrv->base.API.ShowScreenSurfaceMESA = egl_g3d_show_screen_surface;
-#endif
-
- gdrv->base.Name = driver_name;
- gdrv->base.Probe = egl_g3d_probe;
- gdrv->base.Unload = egl_g3d_unload;
-
- /* the key is " EGL G3D" */
- gdrv->probe_key = 0x0E61063D;
-
- return &gdrv->base;
-}
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef _EGL_G3D_H_
-#define _EGL_G3D_H_
-
-#include "pipe/p_compiler.h"
-#include "pipe/p_screen.h"
-#include "pipe/p_context.h"
-#include "pipe/p_format.h"
-#include "egldriver.h"
-#include "egldisplay.h"
-#include "eglcontext.h"
-#include "eglsurface.h"
-#include "eglconfig.h"
-#include "eglscreen.h"
-#include "eglmode.h"
-
-#include "native.h"
-#include "egl_st.h"
-
-struct egl_g3d_driver {
- _EGLDriver base;
- const struct egl_g3d_st *stapis[NUM_EGL_G3D_STS];
- EGLint api_mask;
-
- EGLint probe_key;
-};
-
-struct egl_g3d_display {
- struct native_display *native;
-};
-
-struct egl_g3d_buffer {
- struct st_framebuffer *st_fb;
- uint attachment_mask;
-};
-
-struct egl_g3d_context {
- _EGLContext base;
-
- const struct egl_g3d_st *stapi;
- struct pipe_context *pipe;
-
- struct st_context *st_ctx;
- EGLBoolean force_validate;
- struct egl_g3d_buffer draw, read;
-};
-
-struct egl_g3d_surface {
- _EGLSurface base;
- struct native_surface *native;
- enum native_attachment render_att;
- struct pipe_surface *render_surface;
- unsigned int sequence_number;
-};
-
-struct egl_g3d_config {
- _EGLConfig base;
- const struct native_config *native;
-};
-
-struct egl_g3d_screen {
- _EGLScreen base;
- const struct native_connector *native;
- const struct native_mode **native_modes;
-};
-
-static INLINE struct egl_g3d_driver *
-egl_g3d_driver(_EGLDriver *drv)
-{
- return (struct egl_g3d_driver *) drv;
-}
-
-static INLINE struct egl_g3d_display *
-egl_g3d_display(_EGLDisplay *dpy)
-{
- /* note that it is not direct casting */
- return (struct egl_g3d_display *) dpy->DriverData;
-}
-
-static INLINE struct egl_g3d_context *
-egl_g3d_context(_EGLContext *ctx)
-{
- return (struct egl_g3d_context *) ctx;
-}
-
-static INLINE struct egl_g3d_surface *
-egl_g3d_surface(_EGLSurface *surf)
-{
- return (struct egl_g3d_surface *) surf;
-}
-
-static INLINE struct egl_g3d_config *
-egl_g3d_config(_EGLConfig *conf)
-{
- return (struct egl_g3d_config *) conf;
-}
-
-static INLINE struct egl_g3d_screen *
-egl_g3d_screen(_EGLScreen *scr)
-{
- return (struct egl_g3d_screen *) scr;
-}
-
-#endif /* _EGL_G3D_H_ */
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <dlfcn.h>
-#include "pipe/p_compiler.h"
-#include "util/u_memory.h"
-#include "egllog.h"
-#include "EGL/egl.h" /* for EGL_api_BIT */
-
-#include "egl_st.h"
-
-#ifndef HAVE_DLADDR
-#define HAVE_DLADDR 1
-#endif
-
-#if HAVE_DLADDR
-
-static const char *
-egl_g3d_st_names[] = {
-#define ST_PUBLIC(name, ...) #name,
-#include "st_public_tmp.h"
- NULL
-};
-
-static boolean
-egl_g3d_fill_st(struct egl_g3d_st *stapi, void *sym)
-{
- st_proc *procs = (st_proc *) stapi;
- void *handle;
- Dl_info info;
- const char **name;
-
- if (!dladdr(sym, &info))
- return FALSE;
- handle = dlopen(info.dli_fname, RTLD_LAZY | RTLD_LOCAL | RTLD_NODELETE);
- if (!handle)
- return FALSE;
-
- for (name = egl_g3d_st_names; *name; name++) {
- st_proc proc = (st_proc) dlsym(handle, *name);
- if (!proc) {
- _eglLog(_EGL_WARNING, "%s is missing in %s", *name, info.dli_fname);
- memset(stapi, 0, sizeof(*stapi));
- dlclose(handle);
- return FALSE;
- }
- *procs++ = proc;
- }
-
- dlclose(handle);
- return TRUE;
-}
-
-#else /* HAVE_DLADDR */
-
-static boolean
-egl_g3d_fill_st(struct egl_g3d_st *stapi, void *sym)
-{
-#define ST_PUBLIC(name, ...) stapi->name = name;
-#include "st_public_tmp.h"
- return TRUE;
-}
-
-#endif /* HAVE_DLADDR */
-
-static boolean
-egl_g3d_init_st(struct egl_g3d_st *stapi, const char *api)
-{
- void *handle, *sym;
- boolean res = FALSE;
-
- /* already initialized */
- if (stapi->st_notify_swapbuffers != NULL)
- return TRUE;
-
- handle = dlopen(NULL, RTLD_LAZY | RTLD_LOCAL);
- if (!handle)
- return FALSE;
-
- sym = dlsym(handle, api);
- if (sym && egl_g3d_fill_st(stapi, sym))
- res = TRUE;
-
- dlclose(handle);
- return res;
-}
-
-static struct {
- const char *symbol;
- EGLint api_bit;
-} egl_g3d_st_info[NUM_EGL_G3D_STS] = {
- { "st_api_OpenGL_ES1", EGL_OPENGL_ES_BIT },
- { "st_api_OpenVG", EGL_OPENVG_BIT },
- { "st_api_OpenGL_ES2", EGL_OPENGL_ES2_BIT },
- { "st_api_OpenGL", EGL_OPENGL_BIT },
-};
-
-const struct egl_g3d_st *
-egl_g3d_get_st(enum egl_g3d_st_api api)
-{
- static struct egl_g3d_st all_trackers[NUM_EGL_G3D_STS];
-
- if (egl_g3d_init_st(&all_trackers[api], egl_g3d_st_info[api].symbol)) {
- all_trackers[api].api_bit = egl_g3d_st_info[api].api_bit;
- return &all_trackers[api];
- }
- else {
- return NULL;
- }
-}
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef _EGL_ST_H_
-#define _EGL_ST_H_
-
-#include "GL/gl.h" /* for GL types */
-#include "GL/internal/glcore.h" /* for __GLcontextModes */
-
-#include "pipe/p_compiler.h"
-#include "pipe/p_format.h"
-#include "pipe/p_context.h"
-
-/* avoid calling st functions directly */
-#if 1
-
-#define ST_SURFACE_FRONT_LEFT 0
-#define ST_SURFACE_BACK_LEFT 1
-#define ST_SURFACE_FRONT_RIGHT 2
-#define ST_SURFACE_BACK_RIGHT 3
-
-#define ST_TEXTURE_2D 0x2
-
-struct st_context;
-struct st_framebuffer;
-typedef void (*st_proc)();
-
-#else
-#include "state_tracker/st_public.h"
-#endif
-
-/* remember to update egl_g3d_get_st() when update the enums */
-enum egl_g3d_st_api {
- EGL_G3D_ST_OPENGL_ES = 0,
- EGL_G3D_ST_OPENVG,
- EGL_G3D_ST_OPENGL_ES2,
- EGL_G3D_ST_OPENGL,
-
- NUM_EGL_G3D_STS
-};
-
-struct egl_g3d_st {
-#define ST_PUBLIC(name, ret, ...) ret (*name)(__VA_ARGS__);
-#include "st_public_tmp.h"
- /* fields must be added here */
- EGLint api_bit;
-};
-
-const struct egl_g3d_st *
-egl_g3d_get_st(enum egl_g3d_st_api api);
-
-#endif /* _EGL_ST_H_ */
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef _NATIVE_H_
-#define _NATIVE_H_
-
-#include "EGL/egl.h" /* for EGL native types */
-#include "GL/gl.h" /* for GL types needed by __GLcontextModes */
-#include "GL/internal/glcore.h" /* for __GLcontextModes */
-
-#include "pipe/p_compiler.h"
-#include "pipe/p_screen.h"
-#include "pipe/p_context.h"
-#include "pipe/p_state.h"
-
-/**
- * Only color buffers are listed. The others are allocated privately through,
- * for example, st_renderbuffer_alloc_storage().
- */
-enum native_attachment {
- NATIVE_ATTACHMENT_FRONT_LEFT,
- NATIVE_ATTACHMENT_BACK_LEFT,
- NATIVE_ATTACHMENT_FRONT_RIGHT,
- NATIVE_ATTACHMENT_BACK_RIGHT,
-
- NUM_NATIVE_ATTACHMENTS
-};
-
-/**
- * Enumerations for probe results.
- */
-enum native_probe_result {
- NATIVE_PROBE_UNKNOWN,
- NATIVE_PROBE_FALLBACK,
- NATIVE_PROBE_SUPPORTED,
- NATIVE_PROBE_EXACT,
-};
-
-/**
- * A probe object for display probe.
- */
-struct native_probe {
- int magic;
- EGLNativeDisplayType display;
- void *data;
-
- void (*destroy)(struct native_probe *nprobe);
-};
-
-struct native_surface {
- void (*destroy)(struct native_surface *nsurf);
-
- /**
- * Swap the front and back buffers so that the back buffer is visible. It
- * is no-op if the surface is single-buffered. The contents of the back
- * buffer after swapping may or may not be preserved.
- */
- boolean (*swap_buffers)(struct native_surface *nsurf);
-
- /**
- * Make the front buffer visible. In some native displays, changes to the
- * front buffer might not be visible immediately and require manual flush.
- */
- boolean (*flush_frontbuffer)(struct native_surface *nsurf);
-
- /**
- * Validate the buffers of the surface. textures, if not NULL, points to an
- * array of size NUM_NATIVE_ATTACHMENTS and the returned textures are owned
- * by the caller. A sequence number is also returned. The caller can use
- * it to check if anything has changed since the last call. Any of the
- * pointers may be NULL and it indicates the caller has no interest in those
- * values.
- *
- * If this function is called multiple times with different attachment
- * masks, those not listed in the latest call might be destroyed. This
- * behavior might change in the future.
- */
- boolean (*validate)(struct native_surface *nsurf, uint attachment_mask,
- unsigned int *seq_num, struct pipe_texture **textures,
- int *width, int *height);
-
- /**
- * Wait until all native commands affecting the surface has been executed.
- */
- void (*wait)(struct native_surface *nsurf);
-};
-
-struct native_config {
- /* __GLcontextModes should go away some day */
- __GLcontextModes mode;
- enum pipe_format color_format;
- enum pipe_format depth_format;
- enum pipe_format stencil_format;
-
- /* treat it as an additional flag to mode.drawableType */
- boolean scanout_bit;
-};
-
-struct native_connector {
- int dummy;
-};
-
-struct native_mode {
- const char *desc;
- int width, height;
- int refresh_rate;
-};
-
-struct native_display_modeset;
-
-/**
- * A pipe winsys abstracts the OS. A pipe screen abstracts the graphcis
- * hardware. A native display consists of a pipe winsys, a pipe screen, and
- * the native display server.
- */
-struct native_display {
- /**
- * The pipe screen of the native display.
- *
- * Note that the "flush_frontbuffer" and "update_buffer" callbacks will be
- * overridden.
- */
- struct pipe_screen *screen;
-
- void (*destroy)(struct native_display *ndpy);
-
- /**
- * Get the supported configs. The configs are owned by the display, but
- * the returned array should be free()ed.
- *
- * The configs will be converted to EGL config by
- * _eglConfigFromContextModesRec and validated by _eglValidateConfig.
- * Those failing to pass the test will be skipped.
- */
- const struct native_config **(*get_configs)(struct native_display *ndpy,
- int *num_configs);
-
- /**
- * Test if a pixmap is supported by the given config. Required unless no
- * config has GLX_PIXMAP_BIT set.
- *
- * This function is usually called to find a config that supports a given
- * pixmap. Thus, it is usually called with the same pixmap in a row.
- */
- boolean (*is_pixmap_supported)(struct native_display *ndpy,
- EGLNativePixmapType pix,
- const struct native_config *nconf);
-
- /**
- * Create a pipe context.
- */
- struct pipe_context *(*create_context)(struct native_display *ndpy,
- void *context_private);
-
- /**
- * Create a window surface. Required unless no config has GLX_WINDOW_BIT
- * set.
- */
- struct native_surface *(*create_window_surface)(struct native_display *ndpy,
- EGLNativeWindowType win,
- const struct native_config *nconf);
-
- /**
- * Create a pixmap surface. Required unless no config has GLX_PIXMAP_BIT
- * set.
- */
- struct native_surface *(*create_pixmap_surface)(struct native_display *ndpy,
- EGLNativePixmapType pix,
- const struct native_config *nconf);
-
- /**
- * Create a pbuffer surface. Required unless no config has GLX_PBUFFER_BIT
- * set.
- */
- struct native_surface *(*create_pbuffer_surface)(struct native_display *ndpy,
- const struct native_config *nconf,
- uint width, uint height);
-
- const struct native_display_modeset *modeset;
-};
-
-/**
- * Mode setting interface of the native display. It exposes the mode setting
- * capabilities of the underlying graphics hardware.
- */
-struct native_display_modeset {
- /**
- * Get the available physical connectors and the number of CRTCs.
- */
- const struct native_connector **(*get_connectors)(struct native_display *ndpy,
- int *num_connectors,
- int *num_crtcs);
-
- /**
- * Get the current supported modes of a connector. The returned modes may
- * change every time this function is called and those from previous calls
- * might become invalid.
- */
- const struct native_mode **(*get_modes)(struct native_display *ndpy,
- const struct native_connector *nconn,
- int *num_modes);
-
- /**
- * Create a scan-out surface. Required unless no config has
- * GLX_SCREEN_BIT_MESA set.
- */
- struct native_surface *(*create_scanout_surface)(struct native_display *ndpy,
- const struct native_config *nconf,
- uint width, uint height);
-
- /**
- * Program the CRTC to output the surface to the given connectors with the
- * given mode. When surface is not given, the CRTC is disabled.
- *
- * This interface does not export a way to query capabilities of the CRTCs.
- * The native display usually needs to dynamically map the index to a CRTC
- * that supports the given connectors.
- */
- boolean (*program)(struct native_display *ndpy, int crtc_idx,
- struct native_surface *nsurf, uint x, uint y,
- const struct native_connector **nconns, int num_nconns,
- const struct native_mode *nmode);
-};
-
-/**
- * Test whether an attachment is set in the mask.
- */
-static INLINE boolean
-native_attachment_mask_test(uint mask, enum native_attachment att)
-{
- return !!(mask & (1 << att));
-}
-
-/**
- * Return a probe object for the given display.
- *
- * Note that the returned object may be cached and used by different native
- * display modules. It allows fast probing when multiple modules probe the
- * same display.
- */
-struct native_probe *
-native_create_probe(EGLNativeDisplayType dpy);
-
-/**
- * Probe the probe object.
- */
-enum native_probe_result
-native_get_probe_result(struct native_probe *nprobe);
-
-const char *
-native_get_name(void);
-
-struct native_display *
-native_create_display(EGLNativeDisplayType dpy);
-
-#endif /* _NATIVE_H_ */
+++ /dev/null
-ST_PUBLIC(st_create_context, struct st_context *, struct pipe_context *pipe, const __GLcontextModes *visual, struct st_context *share)
-ST_PUBLIC(st_destroy_context, void, struct st_context *st)
-ST_PUBLIC(st_copy_context_state, void, struct st_context *dst, struct st_context *src, uint mask)
-ST_PUBLIC(st_create_framebuffer, struct st_framebuffer *, const __GLcontextModes *visual, enum pipe_format colorFormat, enum pipe_format depthFormat, enum pipe_format stencilFormat, uint width, uint height, void *privateData)
-ST_PUBLIC(st_resize_framebuffer, void, struct st_framebuffer *stfb, uint width, uint height)
-ST_PUBLIC(st_set_framebuffer_surface, void, struct st_framebuffer *stfb, uint surfIndex, struct pipe_surface *surf)
-ST_PUBLIC(st_get_framebuffer_dimensions, void, struct st_framebuffer *stfb, uint *width, uint *height)
-ST_PUBLIC(st_get_framebuffer_surface, int, struct st_framebuffer *stfb, uint surfIndex, struct pipe_surface **surface)
-ST_PUBLIC(st_get_framebuffer_texture, int, struct st_framebuffer *stfb, uint surfIndex, struct pipe_texture **texture)
-ST_PUBLIC(st_framebuffer_private, void *, struct st_framebuffer *stfb)
-ST_PUBLIC(st_unreference_framebuffer, void, struct st_framebuffer *stfb)
-ST_PUBLIC(st_make_current, GLboolean, struct st_context *st, struct st_framebuffer *draw, struct st_framebuffer *read)
-ST_PUBLIC(st_get_current, struct st_context *, void)
-ST_PUBLIC(st_flush, void, struct st_context *st, uint pipeFlushFlags, struct pipe_fence_handle **fence)
-ST_PUBLIC(st_finish, void, struct st_context *st)
-ST_PUBLIC(st_notify_swapbuffers, void, struct st_framebuffer *stfb)
-ST_PUBLIC(st_bind_texture_surface, int, struct pipe_surface *ps, int target, int level, enum pipe_format format)
-ST_PUBLIC(st_unbind_texture_surface, int, struct pipe_surface *ps, int target, int level)
-ST_PUBLIC(st_get_proc_address, st_proc, const char *procname)
-#undef ST_PUBLIC
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <string.h>
-
-#include "pipe/p_screen.h"
-#include "pipe/p_context.h"
-#include "util/u_debug.h"
-#include "util/u_memory.h"
-#include "egllog.h"
-
-#include "native_kms.h"
-
-static boolean
-kms_surface_validate(struct native_surface *nsurf, uint attachment_mask,
- unsigned int *seq_num, struct pipe_texture **textures,
- int *width, int *height)
-{
- struct kms_surface *ksurf = kms_surface(nsurf);
- struct kms_display *kdpy = ksurf->kdpy;
- struct pipe_screen *screen = kdpy->base.screen;
- struct pipe_texture templ, *ptex;
- int att;
-
- if (attachment_mask) {
- memset(&templ, 0, sizeof(templ));
- templ.target = PIPE_TEXTURE_2D;
- templ.last_level = 0;
- templ.width0 = ksurf->width;
- templ.height0 = ksurf->height;
- templ.depth0 = 1;
- templ.format = ksurf->color_format;
- templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
- if (ksurf->type == KMS_SURFACE_TYPE_SCANOUT)
- templ.tex_usage |= PIPE_TEXTURE_USAGE_PRIMARY;
- }
-
- /* create textures */
- for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
- /* delay the allocation */
- if (!native_attachment_mask_test(attachment_mask, att))
- continue;
-
- ptex = ksurf->textures[att];
- if (!ptex) {
- ptex = screen->texture_create(screen, &templ);
- ksurf->textures[att] = ptex;
- }
-
- if (textures) {
- textures[att] = NULL;
- pipe_texture_reference(&textures[att], ptex);
- }
- }
-
- if (seq_num)
- *seq_num = ksurf->sequence_number;
- if (width)
- *width = ksurf->width;
- if (height)
- *height = ksurf->height;
-
- return TRUE;
-}
-
-/**
- * Add textures as DRM framebuffers.
- */
-static boolean
-kms_surface_init_framebuffers(struct native_surface *nsurf, boolean need_back)
-{
- struct kms_surface *ksurf = kms_surface(nsurf);
- struct kms_display *kdpy = ksurf->kdpy;
- int num_framebuffers = (need_back) ? 2 : 1;
- int i, err;
-
- for (i = 0; i < num_framebuffers; i++) {
- struct kms_framebuffer *fb;
- enum native_attachment natt;
- unsigned int handle, stride;
- uint block_bits;
-
- if (i == 0) {
- fb = &ksurf->front_fb;
- natt = NATIVE_ATTACHMENT_FRONT_LEFT;
- }
- else {
- fb = &ksurf->back_fb;
- natt = NATIVE_ATTACHMENT_BACK_LEFT;
- }
-
- if (!fb->texture) {
- /* make sure the texture has been allocated */
- kms_surface_validate(&ksurf->base, 1 << natt, NULL, NULL, NULL, NULL);
- if (!ksurf->textures[natt])
- return FALSE;
-
- pipe_texture_reference(&fb->texture, ksurf->textures[natt]);
- }
-
- /* already initialized */
- if (fb->buffer_id)
- continue;
-
- /* TODO detect the real value */
- fb->is_passive = TRUE;
-
- if (!kdpy->api->local_handle_from_texture(kdpy->api,
- kdpy->base.screen, fb->texture, &stride, &handle))
- return FALSE;
-
- block_bits = util_format_get_blocksizebits(ksurf->color_format);
- err = drmModeAddFB(kdpy->fd, ksurf->width, ksurf->height,
- block_bits, block_bits, stride, handle, &fb->buffer_id);
- if (err) {
- fb->buffer_id = 0;
- return FALSE;
- }
- }
-
- return TRUE;
-}
-
-static boolean
-kms_surface_flush_frontbuffer(struct native_surface *nsurf)
-{
-#ifdef DRM_MODE_FEATURE_DIRTYFB
- struct kms_surface *ksurf = kms_surface(nsurf);
- struct kms_display *kdpy = ksurf->kdpy;
-
- /* pbuffer is private */
- if (ksurf->type == KMS_SURFACE_TYPE_PBUFFER)
- return TRUE;
-
- if (ksurf->front_fb.is_passive)
- drmModeDirtyFB(kdpy->fd, ksurf->front_fb.buffer_id, NULL, 0);
-#endif
-
- return TRUE;
-}
-
-static boolean
-kms_surface_swap_buffers(struct native_surface *nsurf)
-{
- struct kms_surface *ksurf = kms_surface(nsurf);
- struct kms_crtc *kcrtc = &ksurf->current_crtc;
- struct kms_display *kdpy = ksurf->kdpy;
- struct kms_framebuffer tmp_fb;
- struct pipe_texture *tmp_texture;
- int err;
-
- /* pbuffer is private */
- if (ksurf->type == KMS_SURFACE_TYPE_PBUFFER)
- return TRUE;
-
- if (!ksurf->back_fb.buffer_id) {
- if (!kms_surface_init_framebuffers(&ksurf->base, TRUE))
- return FALSE;
- }
-
- if (ksurf->is_shown && kcrtc->crtc) {
- err = drmModeSetCrtc(kdpy->fd, kcrtc->crtc->crtc_id,
- ksurf->back_fb.buffer_id, kcrtc->crtc->x, kcrtc->crtc->y,
- kcrtc->connectors, kcrtc->num_connectors, &kcrtc->crtc->mode);
- if (err)
- return FALSE;
- }
-
- /* swap the buffers */
- tmp_fb = ksurf->front_fb;
- ksurf->front_fb = ksurf->back_fb;
- ksurf->back_fb = tmp_fb;
-
- tmp_texture = ksurf->textures[NATIVE_ATTACHMENT_FRONT_LEFT];
- ksurf->textures[NATIVE_ATTACHMENT_FRONT_LEFT] =
- ksurf->textures[NATIVE_ATTACHMENT_BACK_LEFT];
- ksurf->textures[NATIVE_ATTACHMENT_BACK_LEFT] = tmp_texture;
-
- /* the front/back textures are swapped */
- ksurf->sequence_number++;
-
- return TRUE;
-}
-
-static void
-kms_surface_wait(struct native_surface *nsurf)
-{
- /* no-op */
-}
-
-static void
-kms_surface_destroy(struct native_surface *nsurf)
-{
- struct kms_surface *ksurf = kms_surface(nsurf);
- int i;
-
- if (ksurf->current_crtc.crtc)
- drmModeFreeCrtc(ksurf->current_crtc.crtc);
-
- if (ksurf->front_fb.buffer_id)
- drmModeRmFB(ksurf->kdpy->fd, ksurf->front_fb.buffer_id);
- pipe_texture_reference(&ksurf->front_fb.texture, NULL);
-
- if (ksurf->back_fb.buffer_id)
- drmModeRmFB(ksurf->kdpy->fd, ksurf->back_fb.buffer_id);
- pipe_texture_reference(&ksurf->back_fb.texture, NULL);
-
- for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
- struct pipe_texture *ptex = ksurf->textures[i];
- pipe_texture_reference(&ptex, NULL);
- }
-
- free(ksurf);
-}
-
-static struct kms_surface *
-kms_display_create_surface(struct native_display *ndpy,
- enum kms_surface_type type,
- const struct native_config *nconf,
- uint width, uint height)
-{
- struct kms_display *kdpy = kms_display(ndpy);
- struct kms_config *kconf = kms_config(nconf);
- struct kms_surface *ksurf;
-
- ksurf = CALLOC_STRUCT(kms_surface);
- if (!ksurf)
- return NULL;
-
- ksurf->kdpy = kdpy;
- ksurf->type = type;
- ksurf->color_format = kconf->base.color_format;
- ksurf->width = width;
- ksurf->height = height;
-
- ksurf->base.destroy = kms_surface_destroy;
- ksurf->base.swap_buffers = kms_surface_swap_buffers;
- ksurf->base.flush_frontbuffer = kms_surface_flush_frontbuffer;
- ksurf->base.validate = kms_surface_validate;
- ksurf->base.wait = kms_surface_wait;
-
- return ksurf;
-}
-
-/**
- * Choose a CRTC that supports all given connectors.
- */
-static uint32_t
-kms_display_choose_crtc(struct native_display *ndpy,
- uint32_t *connectors, int num_connectors)
-{
- struct kms_display *kdpy = kms_display(ndpy);
- int idx;
-
- for (idx = 0; idx < kdpy->resources->count_crtcs; idx++) {
- boolean found_crtc = TRUE;
- int i, j;
-
- for (i = 0; i < num_connectors; i++) {
- drmModeConnectorPtr connector;
- int encoder_idx = -1;
-
- connector = drmModeGetConnector(kdpy->fd, connectors[i]);
- if (!connector) {
- found_crtc = FALSE;
- break;
- }
-
- /* find an encoder the CRTC supports */
- for (j = 0; j < connector->count_encoders; j++) {
- drmModeEncoderPtr encoder =
- drmModeGetEncoder(kdpy->fd, connector->encoders[j]);
- if (encoder->possible_crtcs & (1 << idx)) {
- encoder_idx = j;
- break;
- }
- drmModeFreeEncoder(encoder);
- }
-
- drmModeFreeConnector(connector);
- if (encoder_idx < 0) {
- found_crtc = FALSE;
- break;
- }
- }
-
- if (found_crtc)
- break;
- }
-
- if (idx >= kdpy->resources->count_crtcs) {
- _eglLog(_EGL_WARNING,
- "failed to find a CRTC that supports the given %d connectors",
- num_connectors);
- return 0;
- }
-
- return kdpy->resources->crtcs[idx];
-}
-
-/**
- * Remember the original CRTC status and set the CRTC
- */
-static boolean
-kms_display_set_crtc(struct native_display *ndpy, int crtc_idx,
- uint32_t buffer_id, uint32_t x, uint32_t y,
- uint32_t *connectors, int num_connectors,
- drmModeModeInfoPtr mode)
-{
- struct kms_display *kdpy = kms_display(ndpy);
- struct kms_crtc *kcrtc = &kdpy->saved_crtcs[crtc_idx];
- uint32_t crtc_id;
- int err;
-
- if (kcrtc->crtc) {
- crtc_id = kcrtc->crtc->crtc_id;
- }
- else {
- int count = 0, i;
-
- /*
- * Choose the CRTC once. It could be more dynamic, but let's keep it
- * simple for now.
- */
- crtc_id = kms_display_choose_crtc(&kdpy->base,
- connectors, num_connectors);
-
- /* save the original CRTC status */
- kcrtc->crtc = drmModeGetCrtc(kdpy->fd, crtc_id);
- if (!kcrtc->crtc)
- return FALSE;
-
- for (i = 0; i < kdpy->num_connectors; i++) {
- struct kms_connector *kconn = &kdpy->connectors[i];
- drmModeConnectorPtr connector = kconn->connector;
- drmModeEncoderPtr encoder;
-
- encoder = drmModeGetEncoder(kdpy->fd, connector->encoder_id);
- if (encoder) {
- if (encoder->crtc_id == crtc_id) {
- kcrtc->connectors[count++] = connector->connector_id;
- if (count >= Elements(kcrtc->connectors))
- break;
- }
- drmModeFreeEncoder(encoder);
- }
- }
-
- kcrtc->num_connectors = count;
- }
-
- err = drmModeSetCrtc(kdpy->fd, crtc_id, buffer_id, x, y,
- connectors, num_connectors, mode);
- if (err) {
- drmModeFreeCrtc(kcrtc->crtc);
- kcrtc->crtc = NULL;
- kcrtc->num_connectors = 0;
-
- return FALSE;
- }
-
- return TRUE;
-}
-
-static boolean
-kms_display_program(struct native_display *ndpy, int crtc_idx,
- struct native_surface *nsurf, uint x, uint y,
- const struct native_connector **nconns, int num_nconns,
- const struct native_mode *nmode)
-{
- struct kms_display *kdpy = kms_display(ndpy);
- struct kms_surface *ksurf = kms_surface(nsurf);
- const struct kms_mode *kmode = kms_mode(nmode);
- uint32_t connector_ids[32];
- uint32_t buffer_id;
- drmModeModeInfo mode_tmp, *mode;
- int i;
-
- if (num_nconns > Elements(connector_ids)) {
- _eglLog(_EGL_WARNING, "too many connectors (%d)", num_nconns);
- num_nconns = Elements(connector_ids);
- }
-
- if (ksurf) {
- if (!kms_surface_init_framebuffers(&ksurf->base, FALSE))
- return FALSE;
-
- buffer_id = ksurf->front_fb.buffer_id;
- /* the mode argument of drmModeSetCrtc is not constified */
- mode_tmp = kmode->mode;
- mode = &mode_tmp;
- }
- else {
- /* disable the CRTC */
- buffer_id = 0;
- mode = NULL;
- num_nconns = 0;
- }
-
- for (i = 0; i < num_nconns; i++) {
- struct kms_connector *kconn = kms_connector(nconns[i]);
- connector_ids[i] = kconn->connector->connector_id;
- }
-
- if (!kms_display_set_crtc(&kdpy->base, crtc_idx, buffer_id, x, y,
- connector_ids, num_nconns, mode)) {
- _eglLog(_EGL_WARNING, "failed to set CRTC %d", crtc_idx);
-
- return FALSE;
- }
-
- if (kdpy->shown_surfaces[crtc_idx])
- kdpy->shown_surfaces[crtc_idx]->is_shown = FALSE;
- kdpy->shown_surfaces[crtc_idx] = ksurf;
-
- /* remember the settings for buffer swapping */
- if (ksurf) {
- uint32_t crtc_id = kdpy->saved_crtcs[crtc_idx].crtc->crtc_id;
- struct kms_crtc *kcrtc = &ksurf->current_crtc;
-
- if (kcrtc->crtc)
- drmModeFreeCrtc(kcrtc->crtc);
- kcrtc->crtc = drmModeGetCrtc(kdpy->fd, crtc_id);
-
- assert(num_nconns < Elements(kcrtc->connectors));
- memcpy(kcrtc->connectors, connector_ids,
- sizeof(*connector_ids) * num_nconns);
- kcrtc->num_connectors = num_nconns;
-
- ksurf->is_shown = TRUE;
- }
-
- return TRUE;
-}
-
-static const struct native_mode **
-kms_display_get_modes(struct native_display *ndpy,
- const struct native_connector *nconn,
- int *num_modes)
-{
- struct kms_display *kdpy = kms_display(ndpy);
- struct kms_connector *kconn = kms_connector(nconn);
- const struct native_mode **nmodes_return;
- int count, i;
-
- /* delete old data */
- if (kconn->connector) {
- drmModeFreeConnector(kconn->connector);
- free(kconn->kms_modes);
-
- kconn->connector = NULL;
- kconn->kms_modes = NULL;
- kconn->num_modes = 0;
- }
-
- /* detect again */
- kconn->connector = drmModeGetConnector(kdpy->fd, kconn->connector_id);
- if (!kconn->connector)
- return NULL;
-
- count = kconn->connector->count_modes;
- kconn->kms_modes = calloc(count, sizeof(*kconn->kms_modes));
- if (!kconn->kms_modes) {
- drmModeFreeConnector(kconn->connector);
- kconn->connector = NULL;
-
- return NULL;
- }
-
- for (i = 0; i < count; i++) {
- struct kms_mode *kmode = &kconn->kms_modes[i];
- drmModeModeInfoPtr mode = &kconn->connector->modes[i];
-
- kmode->mode = *mode;
-
- kmode->base.desc = kmode->mode.name;
- kmode->base.width = kmode->mode.hdisplay;
- kmode->base.height = kmode->mode.vdisplay;
- kmode->base.refresh_rate = kmode->mode.vrefresh / 1000;
- }
-
- nmodes_return = malloc(count * sizeof(*nmodes_return));
- if (nmodes_return) {
- for (i = 0; i < count; i++)
- nmodes_return[i] = &kconn->kms_modes[i].base;
- if (num_modes)
- *num_modes = count;
- }
-
- return nmodes_return;
-}
-
-static const struct native_connector **
-kms_display_get_connectors(struct native_display *ndpy, int *num_connectors,
- int *num_crtc)
-{
- struct kms_display *kdpy = kms_display(ndpy);
- const struct native_connector **connectors;
- int i;
-
- if (!kdpy->connectors) {
- kdpy->connectors =
- calloc(kdpy->resources->count_connectors, sizeof(*kdpy->connectors));
- if (!kdpy->connectors)
- return NULL;
-
- for (i = 0; i < kdpy->resources->count_connectors; i++) {
- struct kms_connector *kconn = &kdpy->connectors[i];
-
- kconn->connector_id = kdpy->resources->connectors[i];
- /* kconn->connector is allocated when the modes are asked */
- }
-
- kdpy->num_connectors = kdpy->resources->count_connectors;
- }
-
- connectors = malloc(kdpy->num_connectors * sizeof(*connectors));
- if (connectors) {
- for (i = 0; i < kdpy->num_connectors; i++)
- connectors[i] = &kdpy->connectors[i].base;
- if (num_connectors)
- *num_connectors = kdpy->num_connectors;
- }
-
- if (num_crtc)
- *num_crtc = kdpy->resources->count_crtcs;
-
- return connectors;
-}
-
-static struct native_surface *
-kms_display_create_scanout_surface(struct native_display *ndpy,
- const struct native_config *nconf,
- uint width, uint height)
-{
- struct kms_surface *ksurf;
-
- ksurf = kms_display_create_surface(ndpy,
- KMS_SURFACE_TYPE_SCANOUT, nconf, width, height);
- return &ksurf->base;
-}
-
-static struct native_surface *
-kms_display_create_pbuffer_surface(struct native_display *ndpy,
- const struct native_config *nconf,
- uint width, uint height)
-{
- struct kms_surface *ksurf;
-
- ksurf = kms_display_create_surface(ndpy,
- KMS_SURFACE_TYPE_PBUFFER, nconf, width, height);
- return &ksurf->base;
-}
-
-static struct pipe_context *
-kms_display_create_context(struct native_display *ndpy, void *context_private)
-{
- struct kms_display *kdpy = kms_display(ndpy);
- struct pipe_context *pctx;
-
- pctx = kdpy->api->create_context(kdpy->api, kdpy->base.screen);
- if (pctx)
- pctx->priv = context_private;
- return pctx;
-}
-
-static boolean
-kms_display_is_format_supported(struct native_display *ndpy,
- enum pipe_format fmt, boolean is_color)
-{
- return ndpy->screen->is_format_supported(ndpy->screen,
- fmt, PIPE_TEXTURE_2D,
- (is_color) ? PIPE_TEXTURE_USAGE_RENDER_TARGET :
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
-}
-
-static const struct native_config **
-kms_display_get_configs(struct native_display *ndpy, int *num_configs)
-{
- struct kms_display *kdpy = kms_display(ndpy);
- const struct native_config **configs;
-
- /* first time */
- if (!kdpy->config) {
- struct native_config *nconf;
- enum pipe_format format;
-
- kdpy->config = calloc(1, sizeof(*kdpy->config));
- if (!kdpy->config)
- return NULL;
-
- nconf = &kdpy->config->base;
-
- /* always double-buffered */
- nconf->mode.doubleBufferMode = TRUE;
-
- format = PIPE_FORMAT_A8R8G8B8_UNORM;
- if (!kms_display_is_format_supported(&kdpy->base, format, TRUE)) {
- format = PIPE_FORMAT_B8G8R8A8_UNORM;
- if (!kms_display_is_format_supported(&kdpy->base, format, TRUE))
- format = PIPE_FORMAT_NONE;
- }
- if (format == PIPE_FORMAT_NONE)
- return NULL;
-
- nconf->color_format = format;
- nconf->mode.redBits = 8;
- nconf->mode.greenBits = 8;
- nconf->mode.blueBits = 8;
- nconf->mode.alphaBits = 8;
- nconf->mode.rgbBits = 32;
-
- format = PIPE_FORMAT_S8Z24_UNORM;
- if (!kms_display_is_format_supported(&kdpy->base, format, FALSE)) {
- format = PIPE_FORMAT_Z24S8_UNORM;
- if (!kms_display_is_format_supported(&kdpy->base, format, FALSE))
- format = PIPE_FORMAT_NONE;
- }
- if (format != PIPE_FORMAT_NONE) {
- nconf->depth_format = format;
- nconf->stencil_format = format;
-
- nconf->mode.depthBits = 24;
- nconf->mode.stencilBits = 8;
- nconf->mode.haveDepthBuffer = TRUE;
- nconf->mode.haveStencilBuffer = TRUE;
- }
-
- nconf->scanout_bit = TRUE;
- nconf->mode.drawableType = GLX_PBUFFER_BIT;
- nconf->mode.swapMethod = GLX_SWAP_EXCHANGE_OML;
-
- nconf->mode.visualID = 0;
- nconf->mode.visualType = EGL_NONE;
-
- nconf->mode.renderType = GLX_RGBA_BIT;
- nconf->mode.rgbMode = TRUE;
- nconf->mode.xRenderable = FALSE;
- }
-
- configs = malloc(sizeof(*configs));
- if (configs) {
- configs[0] = &kdpy->config->base;
- if (num_configs)
- *num_configs = 1;
- }
-
- return configs;
-}
-
-static void
-kms_display_destroy(struct native_display *ndpy)
-{
- struct kms_display *kdpy = kms_display(ndpy);
- int i;
-
- if (kdpy->config)
- free(kdpy->config);
-
- if (kdpy->connectors) {
- for (i = 0; i < kdpy->num_connectors; i++) {
- struct kms_connector *kconn = &kdpy->connectors[i];
- if (kconn->connector) {
- drmModeFreeConnector(kconn->connector);
- free(kconn->kms_modes);
- }
- }
- free(kdpy->connectors);
- }
-
- if (kdpy->shown_surfaces)
- free(kdpy->shown_surfaces);
-
- if (kdpy->saved_crtcs) {
- for (i = 0; i < kdpy->resources->count_crtcs; i++) {
- struct kms_crtc *kcrtc = &kdpy->saved_crtcs[i];
-
- if (kcrtc->crtc) {
- /* restore crtc */
- drmModeSetCrtc(kdpy->fd, kcrtc->crtc->crtc_id,
- kcrtc->crtc->buffer_id, kcrtc->crtc->x, kcrtc->crtc->y,
- kcrtc->connectors, kcrtc->num_connectors,
- &kcrtc->crtc->mode);
-
- drmModeFreeCrtc(kcrtc->crtc);
- }
- }
- free(kdpy->saved_crtcs);
- }
-
- if (kdpy->resources)
- drmModeFreeResources(kdpy->resources);
-
- if (kdpy->base.screen)
- kdpy->base.screen->destroy(kdpy->base.screen);
-
- if (kdpy->fd >= 0)
- drmClose(kdpy->fd);
-
- if (kdpy->api)
- kdpy->api->destroy(kdpy->api);
- free(kdpy);
-}
-
-/**
- * Initialize KMS and pipe screen.
- */
-static boolean
-kms_display_init_screen(struct native_display *ndpy)
-{
- struct kms_display *kdpy = kms_display(ndpy);
- struct drm_create_screen_arg arg;
- int fd;
-
- fd = drmOpen(kdpy->api->name, NULL);
- if (fd < 0) {
- _eglLog(_EGL_WARNING, "failed to open DRM device");
- return FALSE;
- }
-
-#if 0
- if (drmSetMaster(fd)) {
- _eglLog(_EGL_WARNING, "failed to become DRM master");
- return FALSE;
- }
-#endif
-
- memset(&arg, 0, sizeof(arg));
- arg.mode = DRM_CREATE_NORMAL;
- kdpy->base.screen = kdpy->api->create_screen(kdpy->api, fd, &arg);
- if (!kdpy->base.screen) {
- _eglLog(_EGL_WARNING, "failed to create DRM screen");
- drmClose(fd);
- return FALSE;
- }
-
- kdpy->fd = fd;
-
- return TRUE;
-}
-
-static struct native_display_modeset kms_display_modeset = {
- .get_connectors = kms_display_get_connectors,
- .get_modes = kms_display_get_modes,
- .create_scanout_surface = kms_display_create_scanout_surface,
- .program = kms_display_program
-};
-
-static struct native_display *
-kms_create_display(EGLNativeDisplayType dpy, struct drm_api *api)
-{
- struct kms_display *kdpy;
-
- kdpy = CALLOC_STRUCT(kms_display);
- if (!kdpy)
- return NULL;
-
- kdpy->api = api;
- if (!kdpy->api) {
- _eglLog(_EGL_WARNING, "failed to create DRM API");
- free(kdpy);
- return NULL;
- }
-
- kdpy->fd = -1;
- if (!kms_display_init_screen(&kdpy->base)) {
- kms_display_destroy(&kdpy->base);
- return NULL;
- }
-
- /* resources are fixed, unlike crtc, connector, or encoder */
- kdpy->resources = drmModeGetResources(kdpy->fd);
- if (!kdpy->resources) {
- kms_display_destroy(&kdpy->base);
- return NULL;
- }
-
- kdpy->saved_crtcs =
- calloc(kdpy->resources->count_crtcs, sizeof(*kdpy->saved_crtcs));
- if (!kdpy->saved_crtcs) {
- kms_display_destroy(&kdpy->base);
- return NULL;
- }
-
- kdpy->shown_surfaces =
- calloc(kdpy->resources->count_crtcs, sizeof(*kdpy->shown_surfaces));
- if (!kdpy->shown_surfaces) {
- kms_display_destroy(&kdpy->base);
- return NULL;
- }
-
- kdpy->base.destroy = kms_display_destroy;
- kdpy->base.get_configs = kms_display_get_configs;
- kdpy->base.create_context = kms_display_create_context;
- kdpy->base.create_pbuffer_surface = kms_display_create_pbuffer_surface;
-
- kdpy->base.modeset = &kms_display_modeset;
-
- return &kdpy->base;
-}
-
-struct native_probe *
-native_create_probe(EGLNativeDisplayType dpy)
-{
- return NULL;
-}
-
-enum native_probe_result
-native_get_probe_result(struct native_probe *nprobe)
-{
- return NATIVE_PROBE_UNKNOWN;
-}
-
-/* the api is destroyed with the native display */
-static struct drm_api *drm_api;
-
-const char *
-native_get_name(void)
-{
- static char kms_name[32];
-
- if (!drm_api)
- drm_api = drm_api_create();
-
- if (drm_api)
- snprintf(kms_name, sizeof(kms_name), "KMS/%s", drm_api->name);
- else
- snprintf(kms_name, sizeof(kms_name), "KMS");
-
- return kms_name;
-}
-
-struct native_display *
-native_create_display(EGLNativeDisplayType dpy)
-{
- struct native_display *ndpy = NULL;
-
- if (!drm_api)
- drm_api = drm_api_create();
-
- if (drm_api)
- ndpy = kms_create_display(dpy, drm_api);
-
- return ndpy;
-}
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef _NATIVE_KMS_H_
-#define _NATIVE_KMS_H_
-
-#include <xf86drm.h>
-#include <xf86drmMode.h>
-
-#include "pipe/p_compiler.h"
-#include "util/u_format.h"
-#include "pipe/p_state.h"
-#include "state_tracker/drm_api.h"
-
-#include "common/native.h"
-
-enum kms_surface_type {
- KMS_SURFACE_TYPE_PBUFFER,
- KMS_SURFACE_TYPE_SCANOUT
-};
-
-struct kms_config;
-struct kms_connector;
-struct kms_mode;
-
-struct kms_crtc {
- drmModeCrtcPtr crtc;
- uint32_t connectors[32];
- int num_connectors;
-};
-
-struct kms_display {
- struct native_display base;
-
- int fd;
- struct drm_api *api;
- drmModeResPtr resources;
- struct kms_config *config;
-
- struct kms_connector *connectors;
- int num_connectors;
-
- struct kms_surface **shown_surfaces;
- /* save the original settings of the CRTCs */
- struct kms_crtc *saved_crtcs;
-};
-
-struct kms_framebuffer {
- struct pipe_texture *texture;
- boolean is_passive;
-
- uint32_t buffer_id;
-};
-
-struct kms_surface {
- struct native_surface base;
- enum kms_surface_type type;
- enum pipe_format color_format;
- struct kms_display *kdpy;
- int width, height;
-
- struct pipe_texture *textures[NUM_NATIVE_ATTACHMENTS];
- unsigned int sequence_number;
- struct kms_framebuffer front_fb, back_fb;
-
- boolean is_shown;
- struct kms_crtc current_crtc;
-};
-
-struct kms_config {
- struct native_config base;
-};
-
-struct kms_connector {
- struct native_connector base;
-
- uint32_t connector_id;
- drmModeConnectorPtr connector;
- struct kms_mode *kms_modes;
- int num_modes;
-};
-
-struct kms_mode {
- struct native_mode base;
- drmModeModeInfo mode;
-};
-
-static INLINE struct kms_display *
-kms_display(const struct native_display *ndpy)
-{
- return (struct kms_display *) ndpy;
-}
-
-static INLINE struct kms_surface *
-kms_surface(const struct native_surface *nsurf)
-{
- return (struct kms_surface *) nsurf;
-}
-
-static INLINE struct kms_config *
-kms_config(const struct native_config *nconf)
-{
- return (struct kms_config *) nconf;
-}
-
-static INLINE struct kms_connector *
-kms_connector(const struct native_connector *nconn)
-{
- return (struct kms_connector *) nconn;
-}
-
-static INLINE struct kms_mode *
-kms_mode(const struct native_mode *nmode)
-{
- return (struct kms_mode *) nmode;
-}
-
-#endif /* _NATIVE_KMS_H_ */
+++ /dev/null
-/**
- * GLX initialization. Code based on glxext.c, glx_query.c, and
- * glcontextmodes.c under src/glx/x11/. The major difference is that no DRI
- * related code here.
- *
- */
-
-#include <assert.h>
-#include <X11/Xlib.h>
-#include <X11/Xproto.h>
-#include <X11/extensions/Xext.h>
-#include <X11/extensions/extutil.h>
-#include <sys/time.h>
-
-#include "x11_screen.h"
-#include "glxinit.h"
-
-typedef struct GLXGenericGetString
-{
- CARD8 reqType;
- CARD8 glxCode;
- CARD16 length B16;
- CARD32 for_whom B32;
- CARD32 name B32;
-} xGLXGenericGetStringReq;
-
-#define sz_xGLXGenericGetStringReq 12
-#define X_GLXGenericGetString 0
-
-/* Extension required boiler plate */
-
-static char *__glXExtensionName = GLX_EXTENSION_NAME;
-static XExtensionInfo *__glXExtensionInfo = NULL;
-
-static /* const */ XExtensionHooks __glXExtensionHooks = { NULL };
-static
-XEXT_GENERATE_FIND_DISPLAY(__glXFindDisplay, __glXExtensionInfo,
- __glXExtensionName, &__glXExtensionHooks,
- __GLX_NUMBER_EVENTS, NULL)
-
-static GLint
-_gl_convert_from_x_visual_type(int visualType)
-{
-#define NUM_VISUAL_TYPES 6
- static const int glx_visual_types[NUM_VISUAL_TYPES] = {
- GLX_STATIC_GRAY, GLX_GRAY_SCALE,
- GLX_STATIC_COLOR, GLX_PSEUDO_COLOR,
- GLX_TRUE_COLOR, GLX_DIRECT_COLOR
- };
-
- return ((unsigned) visualType < NUM_VISUAL_TYPES)
- ? glx_visual_types[visualType] : GLX_NONE;
-}
-
-_X_HIDDEN char *
-__glXQueryServerString(Display * dpy, int opcode, CARD32 screen, CARD32 name)
-{
- xGLXGenericGetStringReq *req;
- xGLXSingleReply reply;
- int length;
- int numbytes;
- char *buf;
- CARD32 for_whom = screen;
- CARD32 glxCode = X_GLXQueryServerString;
-
-
- LockDisplay(dpy);
-
-
- /* All of the GLX protocol requests for getting a string from the server
- * look the same. The exact meaning of the for_whom field is usually
- * either the screen number (for glXQueryServerString) or the context tag
- * (for GLXSingle).
- */
-
- GetReq(GLXGenericGetString, req);
- req->reqType = opcode;
- req->glxCode = glxCode;
- req->for_whom = for_whom;
- req->name = name;
-
- _XReply(dpy, (xReply *) & reply, 0, False);
-
- length = reply.length * 4;
- numbytes = reply.size;
-
- buf = (char *) Xmalloc(numbytes);
- if (buf != NULL) {
- _XRead(dpy, buf, numbytes);
- length -= numbytes;
- }
-
- _XEatData(dpy, length);
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- return buf;
-}
-
-/************************************************************************/
-/*
-** Free the per screen configs data as well as the array of
-** __glXScreenConfigs.
-*/
-static void
-FreeScreenConfigs(__GLXdisplayPrivate * priv)
-{
- __GLXscreenConfigs *psc;
- GLint i, screens;
-
- /* Free screen configuration information */
- psc = priv->screenConfigs;
- screens = ScreenCount(priv->dpy);
- for (i = 0; i < screens; i++, psc++) {
- if (psc->configs) {
- x11_context_modes_destroy(psc->configs);
- psc->configs = NULL; /* NOTE: just for paranoia */
- }
- if (psc->visuals) {
- x11_context_modes_destroy(psc->visuals);
- psc->visuals = NULL; /* NOTE: just for paranoia */
- }
- Xfree((char *) psc->serverGLXexts);
- }
- XFree((char *) priv->screenConfigs);
- priv->screenConfigs = NULL;
-}
-
-/************************************************************************/
-
-/*
-** Query the version of the GLX extension. This procedure works even if
-** the client extension is not completely set up.
-*/
-static Bool
-QueryVersion(Display * dpy, int opcode, int *major, int *minor)
-{
- xGLXQueryVersionReq *req;
- xGLXQueryVersionReply reply;
-
- /* Send the glXQueryVersion request */
- LockDisplay(dpy);
- GetReq(GLXQueryVersion, req);
- req->reqType = opcode;
- req->glxCode = X_GLXQueryVersion;
- req->majorVersion = GLX_MAJOR_VERSION;
- req->minorVersion = GLX_MINOR_VERSION;
- _XReply(dpy, (xReply *) & reply, 0, False);
- UnlockDisplay(dpy);
- SyncHandle();
-
- if (reply.majorVersion != GLX_MAJOR_VERSION) {
- /*
- ** The server does not support the same major release as this
- ** client.
- */
- return GL_FALSE;
- }
- *major = reply.majorVersion;
- *minor = min(reply.minorVersion, GLX_MINOR_VERSION);
- return GL_TRUE;
-}
-
-_X_HIDDEN void
-__glXInitializeVisualConfigFromTags(__GLcontextModes * config, int count,
- const INT32 * bp, Bool tagged_only,
- Bool fbconfig_style_tags)
-{
- int i;
-
- if (!tagged_only) {
- /* Copy in the first set of properties */
- config->visualID = *bp++;
-
- config->visualType = _gl_convert_from_x_visual_type(*bp++);
-
- config->rgbMode = *bp++;
-
- config->redBits = *bp++;
- config->greenBits = *bp++;
- config->blueBits = *bp++;
- config->alphaBits = *bp++;
- config->accumRedBits = *bp++;
- config->accumGreenBits = *bp++;
- config->accumBlueBits = *bp++;
- config->accumAlphaBits = *bp++;
-
- config->doubleBufferMode = *bp++;
- config->stereoMode = *bp++;
-
- config->rgbBits = *bp++;
- config->depthBits = *bp++;
- config->stencilBits = *bp++;
- config->numAuxBuffers = *bp++;
- config->level = *bp++;
-
- count -= __GLX_MIN_CONFIG_PROPS;
- }
-
- /*
- ** Additional properties may be in a list at the end
- ** of the reply. They are in pairs of property type
- ** and property value.
- */
-
-#define FETCH_OR_SET(tag) \
- config-> tag = ( fbconfig_style_tags ) ? *bp++ : 1
-
- for (i = 0; i < count; i += 2) {
- switch (*bp++) {
- case GLX_RGBA:
- FETCH_OR_SET(rgbMode);
- break;
- case GLX_BUFFER_SIZE:
- config->rgbBits = *bp++;
- break;
- case GLX_LEVEL:
- config->level = *bp++;
- break;
- case GLX_DOUBLEBUFFER:
- FETCH_OR_SET(doubleBufferMode);
- break;
- case GLX_STEREO:
- FETCH_OR_SET(stereoMode);
- break;
- case GLX_AUX_BUFFERS:
- config->numAuxBuffers = *bp++;
- break;
- case GLX_RED_SIZE:
- config->redBits = *bp++;
- break;
- case GLX_GREEN_SIZE:
- config->greenBits = *bp++;
- break;
- case GLX_BLUE_SIZE:
- config->blueBits = *bp++;
- break;
- case GLX_ALPHA_SIZE:
- config->alphaBits = *bp++;
- break;
- case GLX_DEPTH_SIZE:
- config->depthBits = *bp++;
- break;
- case GLX_STENCIL_SIZE:
- config->stencilBits = *bp++;
- break;
- case GLX_ACCUM_RED_SIZE:
- config->accumRedBits = *bp++;
- break;
- case GLX_ACCUM_GREEN_SIZE:
- config->accumGreenBits = *bp++;
- break;
- case GLX_ACCUM_BLUE_SIZE:
- config->accumBlueBits = *bp++;
- break;
- case GLX_ACCUM_ALPHA_SIZE:
- config->accumAlphaBits = *bp++;
- break;
- case GLX_VISUAL_CAVEAT_EXT:
- config->visualRating = *bp++;
- break;
- case GLX_X_VISUAL_TYPE:
- config->visualType = *bp++;
- break;
- case GLX_TRANSPARENT_TYPE:
- config->transparentPixel = *bp++;
- break;
- case GLX_TRANSPARENT_INDEX_VALUE:
- config->transparentIndex = *bp++;
- break;
- case GLX_TRANSPARENT_RED_VALUE:
- config->transparentRed = *bp++;
- break;
- case GLX_TRANSPARENT_GREEN_VALUE:
- config->transparentGreen = *bp++;
- break;
- case GLX_TRANSPARENT_BLUE_VALUE:
- config->transparentBlue = *bp++;
- break;
- case GLX_TRANSPARENT_ALPHA_VALUE:
- config->transparentAlpha = *bp++;
- break;
- case GLX_VISUAL_ID:
- config->visualID = *bp++;
- break;
- case GLX_DRAWABLE_TYPE:
- config->drawableType = *bp++;
- break;
- case GLX_RENDER_TYPE:
- config->renderType = *bp++;
- break;
- case GLX_X_RENDERABLE:
- config->xRenderable = *bp++;
- break;
- case GLX_FBCONFIG_ID:
- config->fbconfigID = *bp++;
- break;
- case GLX_MAX_PBUFFER_WIDTH:
- config->maxPbufferWidth = *bp++;
- break;
- case GLX_MAX_PBUFFER_HEIGHT:
- config->maxPbufferHeight = *bp++;
- break;
- case GLX_MAX_PBUFFER_PIXELS:
- config->maxPbufferPixels = *bp++;
- break;
- case GLX_OPTIMAL_PBUFFER_WIDTH_SGIX:
- config->optimalPbufferWidth = *bp++;
- break;
- case GLX_OPTIMAL_PBUFFER_HEIGHT_SGIX:
- config->optimalPbufferHeight = *bp++;
- break;
- case GLX_VISUAL_SELECT_GROUP_SGIX:
- config->visualSelectGroup = *bp++;
- break;
- case GLX_SWAP_METHOD_OML:
- config->swapMethod = *bp++;
- break;
- case GLX_SAMPLE_BUFFERS_SGIS:
- config->sampleBuffers = *bp++;
- break;
- case GLX_SAMPLES_SGIS:
- config->samples = *bp++;
- break;
- case GLX_BIND_TO_TEXTURE_RGB_EXT:
- config->bindToTextureRgb = *bp++;
- break;
- case GLX_BIND_TO_TEXTURE_RGBA_EXT:
- config->bindToTextureRgba = *bp++;
- break;
- case GLX_BIND_TO_MIPMAP_TEXTURE_EXT:
- config->bindToMipmapTexture = *bp++;
- break;
- case GLX_BIND_TO_TEXTURE_TARGETS_EXT:
- config->bindToTextureTargets = *bp++;
- break;
- case GLX_Y_INVERTED_EXT:
- config->yInverted = *bp++;
- break;
- case None:
- i = count;
- break;
- default:
- break;
- }
- }
-
- config->renderType =
- (config->rgbMode) ? GLX_RGBA_BIT : GLX_COLOR_INDEX_BIT;
-
- config->haveAccumBuffer = ((config->accumRedBits +
- config->accumGreenBits +
- config->accumBlueBits +
- config->accumAlphaBits) > 0);
- config->haveDepthBuffer = (config->depthBits > 0);
- config->haveStencilBuffer = (config->stencilBits > 0);
-}
-
-static __GLcontextModes *
-createConfigsFromProperties(Display * dpy, int nvisuals, int nprops,
- int screen, GLboolean tagged_only)
-{
- INT32 buf[__GLX_TOTAL_CONFIG], *props;
- unsigned prop_size;
- __GLcontextModes *modes, *m;
- int i;
-
- if (nprops == 0)
- return NULL;
-
- /* FIXME: Is the __GLX_MIN_CONFIG_PROPS test correct for FBconfigs? */
-
- /* Check number of properties */
- if (nprops < __GLX_MIN_CONFIG_PROPS || nprops > __GLX_MAX_CONFIG_PROPS)
- return NULL;
-
- /* Allocate memory for our config structure */
- modes = x11_context_modes_create(nvisuals);
- if (!modes)
- return NULL;
-
- prop_size = nprops * __GLX_SIZE_INT32;
- if (prop_size <= sizeof(buf))
- props = buf;
- else
- props = Xmalloc(prop_size);
-
- /* Read each config structure and convert it into our format */
- m = modes;
- for (i = 0; i < nvisuals; i++) {
- _XRead(dpy, (char *) props, prop_size);
- /* Older X servers don't send this so we default it here. */
- m->drawableType = GLX_WINDOW_BIT;
- __glXInitializeVisualConfigFromTags(m, nprops, props,
- tagged_only, GL_TRUE);
- m->screen = screen;
- m = m->next;
- }
-
- if (props != buf)
- Xfree(props);
-
- return modes;
-}
-
-static GLboolean
-getVisualConfigs(Display * dpy, __GLXdisplayPrivate * priv, int screen)
-{
- xGLXGetVisualConfigsReq *req;
- __GLXscreenConfigs *psc;
- xGLXGetVisualConfigsReply reply;
-
- LockDisplay(dpy);
-
- psc = priv->screenConfigs + screen;
- psc->visuals = NULL;
- GetReq(GLXGetVisualConfigs, req);
- req->reqType = priv->majorOpcode;
- req->glxCode = X_GLXGetVisualConfigs;
- req->screen = screen;
-
- if (!_XReply(dpy, (xReply *) & reply, 0, False))
- goto out;
-
- psc->visuals = createConfigsFromProperties(dpy,
- reply.numVisuals,
- reply.numProps,
- screen, GL_FALSE);
-
- out:
- UnlockDisplay(dpy);
- return psc->visuals != NULL;
-}
-
-static GLboolean
-getFBConfigs(Display * dpy, __GLXdisplayPrivate * priv, int screen)
-{
- xGLXGetFBConfigsReq *fb_req;
- xGLXGetFBConfigsSGIXReq *sgi_req;
- xGLXVendorPrivateWithReplyReq *vpreq;
- xGLXGetFBConfigsReply reply;
- __GLXscreenConfigs *psc;
-
- psc = priv->screenConfigs + screen;
- psc->serverGLXexts =
- __glXQueryServerString(dpy, priv->majorOpcode, screen, GLX_EXTENSIONS);
-
- LockDisplay(dpy);
-
- psc->configs = NULL;
- if (atof(priv->serverGLXversion) >= 1.3) {
- GetReq(GLXGetFBConfigs, fb_req);
- fb_req->reqType = priv->majorOpcode;
- fb_req->glxCode = X_GLXGetFBConfigs;
- fb_req->screen = screen;
- }
- else if (strstr(psc->serverGLXexts, "GLX_SGIX_fbconfig") != NULL) {
- GetReqExtra(GLXVendorPrivateWithReply,
- sz_xGLXGetFBConfigsSGIXReq +
- sz_xGLXVendorPrivateWithReplyReq, vpreq);
- sgi_req = (xGLXGetFBConfigsSGIXReq *) vpreq;
- sgi_req->reqType = priv->majorOpcode;
- sgi_req->glxCode = X_GLXVendorPrivateWithReply;
- sgi_req->vendorCode = X_GLXvop_GetFBConfigsSGIX;
- sgi_req->screen = screen;
- }
- else
- goto out;
-
- if (!_XReply(dpy, (xReply *) & reply, 0, False))
- goto out;
-
- psc->configs = createConfigsFromProperties(dpy,
- reply.numFBConfigs,
- reply.numAttribs * 2,
- screen, GL_TRUE);
-
- out:
- UnlockDisplay(dpy);
- return psc->configs != NULL;
-}
-
-static GLboolean
-AllocAndFetchScreenConfigs(Display * dpy, __GLXdisplayPrivate * priv)
-{
- __GLXscreenConfigs *psc;
- GLint i, screens;
-
- /*
- ** First allocate memory for the array of per screen configs.
- */
- screens = ScreenCount(dpy);
- psc = (__GLXscreenConfigs *) Xmalloc(screens * sizeof(__GLXscreenConfigs));
- if (!psc) {
- return GL_FALSE;
- }
- memset(psc, 0, screens * sizeof(__GLXscreenConfigs));
- priv->screenConfigs = psc;
-
- priv->serverGLXversion =
- __glXQueryServerString(dpy, priv->majorOpcode, 0, GLX_VERSION);
- if (priv->serverGLXversion == NULL) {
- FreeScreenConfigs(priv);
- return GL_FALSE;
- }
-
- for (i = 0; i < screens; i++, psc++) {
- getFBConfigs(dpy, priv, i);
- getVisualConfigs(dpy, priv, i);
- psc->scr = i;
- psc->dpy = dpy;
- }
-
- SyncHandle();
-
- return GL_TRUE;
-}
-
-_X_HIDDEN void
-__glXRelease(__GLXdisplayPrivate *dpyPriv)
-{
- FreeScreenConfigs(dpyPriv);
-
- if (dpyPriv->serverGLXvendor) {
- Xfree((char *) dpyPriv->serverGLXvendor);
- dpyPriv->serverGLXvendor = NULL;
- }
- if (dpyPriv->serverGLXversion) {
- Xfree((char *) dpyPriv->serverGLXversion);
- dpyPriv->serverGLXversion = NULL;
- }
-
- Xfree(dpyPriv);
-}
-
-_X_HIDDEN __GLXdisplayPrivate *
-__glXInitialize(Display * dpy)
-{
- XExtDisplayInfo *info = __glXFindDisplay(dpy);
- __GLXdisplayPrivate *dpyPriv;
- int major, minor;
-
- if (!XextHasExtension(info))
- return NULL;
-
- /* See if the versions are compatible */
- if (!QueryVersion(dpy, info->codes->major_opcode, &major, &minor))
- return NULL;
-
- dpyPriv = (__GLXdisplayPrivate *) Xcalloc(1, sizeof(__GLXdisplayPrivate));
- if (!dpyPriv)
- return NULL;
-
- /*
- ** Init the display private and then read in the screen config
- ** structures from the server.
- */
- dpyPriv->majorOpcode = info->codes->major_opcode;
- dpyPriv->majorVersion = major;
- dpyPriv->minorVersion = minor;
- dpyPriv->dpy = dpy;
-
- dpyPriv->serverGLXvendor = NULL;
- dpyPriv->serverGLXversion = NULL;
-
- if (!AllocAndFetchScreenConfigs(dpy, dpyPriv)) {
- Xfree(dpyPriv);
- return NULL;
- }
-
- return dpyPriv;
-}
+++ /dev/null
-#ifndef GLXINIT_INCLUDED
-#define GLXINIT_INCLUDED
-
-#include <X11/Xlib.h>
-
-#ifndef GLX_DIRECT_RENDERING
-#define GLX_DIRECT_RENDERING
-#endif
-#include "glxclient.h"
-
-extern void
-__glXRelease(__GLXdisplayPrivate *dpyPriv);
-
-#endif /* GLXINIT_INCLUDED */
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include "util/u_memory.h"
-#include "util/u_math.h"
-#include "util/u_format.h"
-#include "pipe/p_compiler.h"
-#include "pipe/p_screen.h"
-#include "pipe/p_context.h"
-#include "pipe/p_state.h"
-#include "state_tracker/drm_api.h"
-#include "egllog.h"
-
-#include "native_x11.h"
-#include "x11_screen.h"
-
-enum dri2_surface_type {
- DRI2_SURFACE_TYPE_WINDOW,
- DRI2_SURFACE_TYPE_PIXMAP,
- DRI2_SURFACE_TYPE_PBUFFER
-};
-
-struct dri2_display {
- struct native_display base;
- Display *dpy;
- boolean own_dpy;
-
- struct drm_api *api;
- struct x11_screen *xscr;
- int xscr_number;
-
- struct dri2_config *configs;
- int num_configs;
-};
-
-struct dri2_surface {
- struct native_surface base;
- Drawable drawable;
- enum dri2_surface_type type;
- enum pipe_format color_format;
- struct dri2_display *dri2dpy;
-
- struct pipe_texture *pbuffer_textures[NUM_NATIVE_ATTACHMENTS];
- boolean have_back, have_fake;
- int width, height;
- unsigned int sequence_number;
-};
-
-struct dri2_config {
- struct native_config base;
-};
-
-static INLINE struct dri2_display *
-dri2_display(const struct native_display *ndpy)
-{
- return (struct dri2_display *) ndpy;
-}
-
-static INLINE struct dri2_surface *
-dri2_surface(const struct native_surface *nsurf)
-{
- return (struct dri2_surface *) nsurf;
-}
-
-static INLINE struct dri2_config *
-dri2_config(const struct native_config *nconf)
-{
- return (struct dri2_config *) nconf;
-}
-
-static boolean
-dri2_surface_flush_frontbuffer(struct native_surface *nsurf)
-{
- struct dri2_surface *dri2surf = dri2_surface(nsurf);
- struct dri2_display *dri2dpy = dri2surf->dri2dpy;
-
- /* pbuffer is private */
- if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER)
- return TRUE;
-
- /* copy to real front buffer */
- if (dri2surf->have_fake)
- x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
- 0, 0, dri2surf->width, dri2surf->height,
- DRI2BufferFakeFrontLeft, DRI2BufferFrontLeft);
-
- return TRUE;
-}
-
-static boolean
-dri2_surface_swap_buffers(struct native_surface *nsurf)
-{
- struct dri2_surface *dri2surf = dri2_surface(nsurf);
- struct dri2_display *dri2dpy = dri2surf->dri2dpy;
-
- /* pbuffer is private */
- if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER)
- return TRUE;
-
- /* copy to front buffer */
- if (dri2surf->have_back)
- x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
- 0, 0, dri2surf->width, dri2surf->height,
- DRI2BufferBackLeft, DRI2BufferFrontLeft);
-
- /* and update fake front buffer */
- if (dri2surf->have_fake)
- x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
- 0, 0, dri2surf->width, dri2surf->height,
- DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft);
-
- return TRUE;
-}
-
-static boolean
-dri2_surface_validate(struct native_surface *nsurf, uint attachment_mask,
- unsigned int *seq_num, struct pipe_texture **textures,
- int *width, int *height)
-{
- struct dri2_surface *dri2surf = dri2_surface(nsurf);
- struct dri2_display *dri2dpy = dri2surf->dri2dpy;
- unsigned int dri2atts[NUM_NATIVE_ATTACHMENTS];
- struct pipe_texture templ;
- struct x11_drawable_buffer *xbufs;
- int num_ins, num_outs, att, i;
-
- if (attachment_mask) {
- memset(&templ, 0, sizeof(templ));
- templ.target = PIPE_TEXTURE_2D;
- templ.last_level = 0;
- templ.width0 = dri2surf->width;
- templ.height0 = dri2surf->height;
- templ.depth0 = 1;
- templ.format = dri2surf->color_format;
- templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
-
- if (textures)
- memset(textures, 0, sizeof(*textures) * NUM_NATIVE_ATTACHMENTS);
- }
-
- /* create textures for pbuffer */
- if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER) {
- struct pipe_screen *screen = dri2dpy->base.screen;
-
- for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
- struct pipe_texture *ptex = dri2surf->pbuffer_textures[att];
-
- /* delay the allocation */
- if (!native_attachment_mask_test(attachment_mask, att))
- continue;
-
- if (!ptex) {
- ptex = screen->texture_create(screen, &templ);
- dri2surf->pbuffer_textures[att] = ptex;
- }
-
- if (textures)
- pipe_texture_reference(&textures[att], ptex);
- }
-
- if (seq_num)
- *seq_num = dri2surf->sequence_number;
- if (width)
- *width = dri2surf->width;
- if (height)
- *height = dri2surf->height;
-
- return TRUE;
- }
-
- /* prepare the attachments */
- num_ins = 0;
- for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
- if (native_attachment_mask_test(attachment_mask, att)) {
- unsigned int dri2att;
-
- switch (att) {
- case NATIVE_ATTACHMENT_FRONT_LEFT:
- dri2att = DRI2BufferFrontLeft;
- break;
- case NATIVE_ATTACHMENT_BACK_LEFT:
- dri2att = DRI2BufferBackLeft;
- break;
- case NATIVE_ATTACHMENT_FRONT_RIGHT:
- dri2att = DRI2BufferFrontRight;
- break;
- case NATIVE_ATTACHMENT_BACK_RIGHT:
- dri2att = DRI2BufferBackRight;
- break;
- default:
- assert(0);
- dri2att = 0;
- break;
- }
-
- dri2atts[num_ins] = dri2att;
- num_ins++;
- }
- }
-
- dri2surf->have_back = FALSE;
- dri2surf->have_fake = FALSE;
-
- /* remember old geometry */
- templ.width0 = dri2surf->width;
- templ.height0 = dri2surf->height;
-
- xbufs = x11_drawable_get_buffers(dri2dpy->xscr, dri2surf->drawable,
- &dri2surf->width, &dri2surf->height,
- dri2atts, FALSE, num_ins, &num_outs);
- if (!xbufs)
- return FALSE;
-
- if (templ.width0 != dri2surf->width || templ.height0 != dri2surf->height) {
- /* are there cases where the buffers change and the geometry doesn't? */
- dri2surf->sequence_number++;
-
- templ.width0 = dri2surf->width;
- templ.height0 = dri2surf->height;
- }
-
- for (i = 0; i < num_outs; i++) {
- struct x11_drawable_buffer *xbuf = &xbufs[i];
- const char *desc;
- enum native_attachment natt;
-
- switch (xbuf->attachment) {
- case DRI2BufferFrontLeft:
- natt = NATIVE_ATTACHMENT_FRONT_LEFT;
- desc = "DRI2 Front Buffer";
- break;
- case DRI2BufferFakeFrontLeft:
- natt = NATIVE_ATTACHMENT_FRONT_LEFT;
- desc = "DRI2 Fake Front Buffer";
- dri2surf->have_fake = TRUE;
- break;
- case DRI2BufferBackLeft:
- natt = NATIVE_ATTACHMENT_BACK_LEFT;
- desc = "DRI2 Back Buffer";
- dri2surf->have_back = TRUE;
- break;
- default:
- desc = NULL;
- break;
- }
-
- if (!desc || !native_attachment_mask_test(attachment_mask, natt) ||
- (textures && textures[natt])) {
- if (!desc)
- _eglLog(_EGL_WARNING, "unknown buffer %d", xbuf->attachment);
- else if (!native_attachment_mask_test(attachment_mask, natt))
- _eglLog(_EGL_WARNING, "unexpected buffer %d", xbuf->attachment);
- else
- _eglLog(_EGL_WARNING, "both real and fake front buffers are listed");
- continue;
- }
-
- if (textures) {
- struct pipe_texture *ptex =
- dri2dpy->api->texture_from_shared_handle(dri2dpy->api,
- dri2dpy->base.screen, &templ,
- desc, xbuf->pitch, xbuf->name);
- if (ptex) {
- /* the caller owns the textures */
- textures[natt] = ptex;
- }
- }
- }
-
- free(xbufs);
-
- if (seq_num)
- *seq_num = dri2surf->sequence_number;
- if (width)
- *width = dri2surf->width;
- if (height)
- *height = dri2surf->height;
-
- return TRUE;
-}
-
-static void
-dri2_surface_wait(struct native_surface *nsurf)
-{
- struct dri2_surface *dri2surf = dri2_surface(nsurf);
- struct dri2_display *dri2dpy = dri2surf->dri2dpy;
-
- if (dri2surf->have_fake) {
- x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable,
- 0, 0, dri2surf->width, dri2surf->height,
- DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft);
- }
-}
-
-static void
-dri2_surface_destroy(struct native_surface *nsurf)
-{
- struct dri2_surface *dri2surf = dri2_surface(nsurf);
- int i;
-
- for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
- struct pipe_texture *ptex = dri2surf->pbuffer_textures[i];
- pipe_texture_reference(&ptex, NULL);
- }
-
- if (dri2surf->drawable)
- x11_drawable_enable_dri2(dri2surf->dri2dpy->xscr,
- dri2surf->drawable, FALSE);
- free(dri2surf);
-}
-
-static struct dri2_surface *
-dri2_display_create_surface(struct native_display *ndpy,
- enum dri2_surface_type type,
- Drawable drawable,
- const struct native_config *nconf)
-{
- struct dri2_display *dri2dpy = dri2_display(ndpy);
- struct dri2_config *dri2conf = dri2_config(nconf);
- struct dri2_surface *dri2surf;
-
- dri2surf = CALLOC_STRUCT(dri2_surface);
- if (!dri2surf)
- return NULL;
-
- if (drawable)
- x11_drawable_enable_dri2(dri2dpy->xscr, drawable, TRUE);
-
- dri2surf->dri2dpy = dri2dpy;
- dri2surf->type = type;
- dri2surf->drawable = drawable;
- dri2surf->color_format = dri2conf->base.color_format;
-
- dri2surf->base.destroy = dri2_surface_destroy;
- dri2surf->base.swap_buffers = dri2_surface_swap_buffers;
- dri2surf->base.flush_frontbuffer = dri2_surface_flush_frontbuffer;
- dri2surf->base.validate = dri2_surface_validate;
- dri2surf->base.wait = dri2_surface_wait;
-
- return dri2surf;
-}
-
-static struct native_surface *
-dri2_display_create_window_surface(struct native_display *ndpy,
- EGLNativeWindowType win,
- const struct native_config *nconf)
-{
- struct dri2_surface *dri2surf;
-
- dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_WINDOW,
- (Drawable) win, nconf);
- return (dri2surf) ? &dri2surf->base : NULL;
-}
-
-static struct native_surface *
-dri2_display_create_pixmap_surface(struct native_display *ndpy,
- EGLNativePixmapType pix,
- const struct native_config *nconf)
-{
- struct dri2_surface *dri2surf;
-
- dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_PIXMAP,
- (Drawable) pix, nconf);
- return (dri2surf) ? &dri2surf->base : NULL;
-}
-
-static struct native_surface *
-dri2_display_create_pbuffer_surface(struct native_display *ndpy,
- const struct native_config *nconf,
- uint width, uint height)
-{
- struct dri2_surface *dri2surf;
-
- dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_PBUFFER,
- (Drawable) None, nconf);
- if (dri2surf) {
- dri2surf->width = width;
- dri2surf->height = height;
- }
- return (dri2surf) ? &dri2surf->base : NULL;
-}
-
-static struct pipe_context *
-dri2_display_create_context(struct native_display *ndpy, void *context_private)
-{
- struct dri2_display *dri2dpy = dri2_display(ndpy);
- struct pipe_context *pctx;
-
- pctx = dri2dpy->api->create_context(dri2dpy->api, dri2dpy->base.screen);
- if (pctx)
- pctx->priv = context_private;
- return pctx;
-}
-
-static int
-choose_color_format(const __GLcontextModes *mode, enum pipe_format formats[32])
-{
- int count = 0;
-
- switch (mode->rgbBits) {
- case 32:
- formats[count++] = PIPE_FORMAT_A8R8G8B8_UNORM;
- formats[count++] = PIPE_FORMAT_B8G8R8A8_UNORM;
- break;
- case 24:
- formats[count++] = PIPE_FORMAT_X8R8G8B8_UNORM;
- formats[count++] = PIPE_FORMAT_B8G8R8X8_UNORM;
- formats[count++] = PIPE_FORMAT_A8R8G8B8_UNORM;
- formats[count++] = PIPE_FORMAT_B8G8R8A8_UNORM;
- break;
- case 16:
- formats[count++] = PIPE_FORMAT_R5G6B5_UNORM;
- break;
- default:
- break;
- }
-
- return count;
-}
-
-static int
-choose_depth_stencil_format(const __GLcontextModes *mode,
- enum pipe_format formats[32])
-{
- int count = 0;
-
- switch (mode->depthBits) {
- case 32:
- formats[count++] = PIPE_FORMAT_Z32_UNORM;
- break;
- case 24:
- if (mode->stencilBits) {
- formats[count++] = PIPE_FORMAT_S8Z24_UNORM;
- formats[count++] = PIPE_FORMAT_Z24S8_UNORM;
- }
- else {
- formats[count++] = PIPE_FORMAT_X8Z24_UNORM;
- formats[count++] = PIPE_FORMAT_Z24X8_UNORM;
- }
- break;
- case 16:
- formats[count++] = PIPE_FORMAT_Z16_UNORM;
- break;
- default:
- break;
- }
-
- return count;
-}
-
-static boolean
-is_format_supported(struct pipe_screen *screen,
- enum pipe_format fmt, boolean is_color)
-{
- return screen->is_format_supported(screen, fmt, PIPE_TEXTURE_2D,
- (is_color) ? PIPE_TEXTURE_USAGE_RENDER_TARGET :
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
-}
-
-static boolean
-dri2_display_convert_config(struct native_display *ndpy,
- const __GLcontextModes *mode,
- struct native_config *nconf)
-{
- enum pipe_format formats[32];
- int num_formats, i;
-
- if (!(mode->renderType & GLX_RGBA_BIT) || !mode->rgbMode)
- return FALSE;
-
- /* skip single-buffered configs */
- if (!mode->doubleBufferMode)
- return FALSE;
-
- nconf->mode = *mode;
- nconf->mode.renderType = GLX_RGBA_BIT;
- nconf->mode.rgbMode = TRUE;
- /* pbuffer is allocated locally and is always supported */
- nconf->mode.drawableType |= GLX_PBUFFER_BIT;
- /* the swap method is always copy */
- nconf->mode.swapMethod = GLX_SWAP_COPY_OML;
-
- /* fix up */
- nconf->mode.rgbBits =
- nconf->mode.redBits + nconf->mode.greenBits +
- nconf->mode.blueBits + nconf->mode.alphaBits;
- if (!(nconf->mode.drawableType & GLX_WINDOW_BIT)) {
- nconf->mode.visualID = 0;
- nconf->mode.visualType = GLX_NONE;
- }
- if (!(nconf->mode.drawableType & GLX_PBUFFER_BIT)) {
- nconf->mode.bindToTextureRgb = FALSE;
- nconf->mode.bindToTextureRgba = FALSE;
- }
-
- nconf->color_format = PIPE_FORMAT_NONE;
- nconf->depth_format = PIPE_FORMAT_NONE;
- nconf->stencil_format = PIPE_FORMAT_NONE;
-
- /* choose color format */
- num_formats = choose_color_format(mode, formats);
- for (i = 0; i < num_formats; i++) {
- if (is_format_supported(ndpy->screen, formats[i], TRUE)) {
- nconf->color_format = formats[i];
- break;
- }
- }
- if (nconf->color_format == PIPE_FORMAT_NONE)
- return FALSE;
-
- /* choose depth/stencil format */
- num_formats = choose_depth_stencil_format(mode, formats);
- for (i = 0; i < num_formats; i++) {
- if (is_format_supported(ndpy->screen, formats[i], FALSE)) {
- nconf->depth_format = formats[i];
- nconf->stencil_format = formats[i];
- break;
- }
- }
- if ((nconf->mode.depthBits && nconf->depth_format == PIPE_FORMAT_NONE) ||
- (nconf->mode.stencilBits && nconf->stencil_format == PIPE_FORMAT_NONE))
- return FALSE;
-
- return TRUE;
-}
-
-static const struct native_config **
-dri2_display_get_configs(struct native_display *ndpy, int *num_configs)
-{
- struct dri2_display *dri2dpy = dri2_display(ndpy);
- const struct native_config **configs;
- int i;
-
- /* first time */
- if (!dri2dpy->configs) {
- const __GLcontextModes *modes;
- int num_modes, count;
-
- modes = x11_screen_get_glx_configs(dri2dpy->xscr);
- if (!modes)
- return NULL;
- num_modes = x11_context_modes_count(modes);
-
- dri2dpy->configs = calloc(num_modes, sizeof(*dri2dpy->configs));
- if (!dri2dpy->configs)
- return NULL;
-
- count = 0;
- for (i = 0; i < num_modes; i++) {
- struct native_config *nconf = &dri2dpy->configs[count].base;
- if (dri2_display_convert_config(&dri2dpy->base, modes, nconf))
- count++;
- modes = modes->next;
- }
-
- dri2dpy->num_configs = count;
- }
-
- configs = malloc(dri2dpy->num_configs * sizeof(*configs));
- if (configs) {
- for (i = 0; i < dri2dpy->num_configs; i++)
- configs[i] = (const struct native_config *) &dri2dpy->configs[i];
- if (num_configs)
- *num_configs = dri2dpy->num_configs;
- }
-
- return configs;
-}
-
-static boolean
-dri2_display_is_pixmap_supported(struct native_display *ndpy,
- EGLNativePixmapType pix,
- const struct native_config *nconf)
-{
- struct dri2_display *dri2dpy = dri2_display(ndpy);
- uint depth, nconf_depth;
-
- depth = x11_drawable_get_depth(dri2dpy->xscr, (Drawable) pix);
- nconf_depth = util_format_get_blocksizebits(nconf->color_format);
-
- /* simple depth match for now */
- return (depth == nconf_depth || (depth == 24 && depth + 8 == nconf_depth));
-}
-
-static void
-dri2_display_destroy(struct native_display *ndpy)
-{
- struct dri2_display *dri2dpy = dri2_display(ndpy);
-
- if (dri2dpy->configs)
- free(dri2dpy->configs);
-
- if (dri2dpy->base.screen)
- dri2dpy->base.screen->destroy(dri2dpy->base.screen);
-
- if (dri2dpy->xscr)
- x11_screen_destroy(dri2dpy->xscr);
- if (dri2dpy->own_dpy)
- XCloseDisplay(dri2dpy->dpy);
- if (dri2dpy->api && dri2dpy->api->destroy)
- dri2dpy->api->destroy(dri2dpy->api);
- free(dri2dpy);
-}
-
-/**
- * Initialize DRI2 and pipe screen.
- */
-static boolean
-dri2_display_init_screen(struct native_display *ndpy)
-{
- struct dri2_display *dri2dpy = dri2_display(ndpy);
- const char *driver = dri2dpy->api->name;
- struct drm_create_screen_arg arg;
- int fd;
-
- if (!x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_DRI2) ||
- !x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_GLX)) {
- _eglLog(_EGL_WARNING, "GLX/DRI2 is not supported");
- return FALSE;
- }
-
- fd = x11_screen_enable_dri2(dri2dpy->xscr, driver);
- if (fd < 0)
- return FALSE;
-
- memset(&arg, 0, sizeof(arg));
- arg.mode = DRM_CREATE_NORMAL;
- dri2dpy->base.screen = dri2dpy->api->create_screen(dri2dpy->api, fd, &arg);
- if (!dri2dpy->base.screen) {
- _eglLog(_EGL_WARNING, "failed to create DRM screen");
- return FALSE;
- }
-
- return TRUE;
-}
-
-struct native_display *
-x11_create_dri2_display(EGLNativeDisplayType dpy, struct drm_api *api)
-{
- struct dri2_display *dri2dpy;
-
- dri2dpy = CALLOC_STRUCT(dri2_display);
- if (!dri2dpy)
- return NULL;
-
- dri2dpy->api = api;
- if (!dri2dpy->api) {
- _eglLog(_EGL_WARNING, "failed to create DRM API");
- free(dri2dpy);
- return NULL;
- }
-
- dri2dpy->dpy = dpy;
- if (!dri2dpy->dpy) {
- dri2dpy->dpy = XOpenDisplay(NULL);
- if (!dri2dpy->dpy) {
- dri2_display_destroy(&dri2dpy->base);
- return NULL;
- }
- dri2dpy->own_dpy = TRUE;
- }
-
- dri2dpy->xscr_number = DefaultScreen(dri2dpy->dpy);
- dri2dpy->xscr = x11_screen_create(dri2dpy->dpy, dri2dpy->xscr_number);
- if (!dri2dpy->xscr) {
- dri2_display_destroy(&dri2dpy->base);
- return NULL;
- }
-
- if (!dri2_display_init_screen(&dri2dpy->base)) {
- dri2_display_destroy(&dri2dpy->base);
- return NULL;
- }
-
- dri2dpy->base.destroy = dri2_display_destroy;
- dri2dpy->base.get_configs = dri2_display_get_configs;
- dri2dpy->base.is_pixmap_supported = dri2_display_is_pixmap_supported;
- dri2dpy->base.create_context = dri2_display_create_context;
- dri2dpy->base.create_window_surface = dri2_display_create_window_surface;
- dri2dpy->base.create_pixmap_surface = dri2_display_create_pixmap_surface;
- dri2dpy->base.create_pbuffer_surface = dri2_display_create_pbuffer_surface;
-
- return &dri2dpy->base;
-}
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <string.h>
-#include "util/u_debug.h"
-#include "util/u_memory.h"
-#include "state_tracker/drm_api.h"
-#include "egllog.h"
-
-#include "native_x11.h"
-#include "x11_screen.h"
-
-#define X11_PROBE_MAGIC 0x11980BE /* "X11PROBE" */
-
-static struct drm_api *api;
-
-static void
-x11_probe_destroy(struct native_probe *nprobe)
-{
- if (nprobe->data)
- free(nprobe->data);
- free(nprobe);
-}
-
-struct native_probe *
-native_create_probe(EGLNativeDisplayType dpy)
-{
- struct native_probe *nprobe;
- struct x11_screen *xscr;
- int scr;
- const char *driver_name = NULL;
- Display *xdpy;
-
- nprobe = CALLOC_STRUCT(native_probe);
- if (!nprobe)
- return NULL;
-
- xdpy = dpy;
- if (!xdpy) {
- xdpy = XOpenDisplay(NULL);
- if (!xdpy) {
- free(nprobe);
- return NULL;
- }
- }
-
- scr = DefaultScreen(xdpy);
- xscr = x11_screen_create(xdpy, scr);
- if (xscr) {
- if (x11_screen_support(xscr, X11_SCREEN_EXTENSION_DRI2)) {
- driver_name = x11_screen_probe_dri2(xscr);
- nprobe->data = strdup(driver_name);
- }
-
- x11_screen_destroy(xscr);
- }
-
- if (xdpy != dpy)
- XCloseDisplay(xdpy);
-
- nprobe->magic = X11_PROBE_MAGIC;
- nprobe->display = dpy;
-
- nprobe->destroy = x11_probe_destroy;
-
- return nprobe;
-}
-
-enum native_probe_result
-native_get_probe_result(struct native_probe *nprobe)
-{
- if (!nprobe || nprobe->magic != X11_PROBE_MAGIC)
- return NATIVE_PROBE_UNKNOWN;
-
- if (!api)
- api = drm_api_create();
-
- /* this is a software driver */
- if (!api)
- return NATIVE_PROBE_SUPPORTED;
-
- /* the display does not support DRI2 or the driver mismatches */
- if (!nprobe->data || strcmp(api->name, (const char *) nprobe->data) != 0)
- return NATIVE_PROBE_FALLBACK;
-
- return NATIVE_PROBE_EXACT;
-}
-
-const char *
-native_get_name(void)
-{
- static char x11_name[32];
-
- if (!api)
- api = drm_api_create();
-
- if (api)
- snprintf(x11_name, sizeof(x11_name), "X11/%s", api->name);
- else
- snprintf(x11_name, sizeof(x11_name), "X11");
-
- return x11_name;
-}
-
-struct native_display *
-native_create_display(EGLNativeDisplayType dpy)
-{
- struct native_display *ndpy = NULL;
- boolean force_sw;
-
- if (!api)
- api = drm_api_create();
-
- force_sw = debug_get_bool_option("EGL_SOFTWARE", FALSE);
- if (api && !force_sw) {
- ndpy = x11_create_dri2_display(dpy, api);
- }
-
- if (!ndpy) {
- EGLint level = (force_sw) ? _EGL_INFO : _EGL_WARNING;
-
- _eglLog(level, "use software fallback");
- ndpy = x11_create_ximage_display(dpy, TRUE);
- }
-
- return ndpy;
-}
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef _NATIVE_X11_H_
-#define _NATIVE_X11_H_
-
-#include "state_tracker/drm_api.h"
-#include "common/native.h"
-
-struct native_display *
-x11_create_ximage_display(EGLNativeDisplayType dpy, boolean use_xshm);
-
-struct native_display *
-x11_create_dri2_display(EGLNativeDisplayType dpy, struct drm_api *api);
-
-#endif /* _NATIVE_X11_H_ */
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <assert.h>
-#include <sys/ipc.h>
-#include <sys/types.h>
-#include <sys/shm.h>
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#include <X11/extensions/XShm.h>
-#include "util/u_memory.h"
-#include "util/u_math.h"
-#include "util/u_format.h"
-#include "pipe/p_compiler.h"
-#include "pipe/internal/p_winsys_screen.h"
-#include "softpipe/sp_winsys.h"
-#include "egllog.h"
-
-#include "sw_winsys.h"
-#include "native_x11.h"
-#include "x11_screen.h"
-
-enum ximage_surface_type {
- XIMAGE_SURFACE_TYPE_WINDOW,
- XIMAGE_SURFACE_TYPE_PIXMAP,
- XIMAGE_SURFACE_TYPE_PBUFFER
-};
-
-struct ximage_display {
- struct native_display base;
- Display *dpy;
- boolean own_dpy;
-
- struct x11_screen *xscr;
- int xscr_number;
-
- boolean use_xshm;
-
- struct pipe_winsys *winsys;
- struct ximage_config *configs;
- int num_configs;
-};
-
-struct ximage_buffer {
- XImage *ximage;
-
- struct pipe_texture *texture;
- XShmSegmentInfo *shm_info;
- boolean xshm_attached;
-};
-
-struct ximage_surface {
- struct native_surface base;
- Drawable drawable;
- enum ximage_surface_type type;
- enum pipe_format color_format;
- XVisualInfo visual;
- struct ximage_display *xdpy;
-
- int width, height;
- GC gc;
-
- struct ximage_buffer buffers[NUM_NATIVE_ATTACHMENTS];
- unsigned int sequence_number;
-};
-
-struct ximage_config {
- struct native_config base;
- const XVisualInfo *visual;
-};
-
-static INLINE struct ximage_display *
-ximage_display(const struct native_display *ndpy)
-{
- return (struct ximage_display *) ndpy;
-}
-
-static INLINE struct ximage_surface *
-ximage_surface(const struct native_surface *nsurf)
-{
- return (struct ximage_surface *) nsurf;
-}
-
-static INLINE struct ximage_config *
-ximage_config(const struct native_config *nconf)
-{
- return (struct ximage_config *) nconf;
-}
-
-static void
-ximage_surface_free_buffer(struct native_surface *nsurf,
- enum native_attachment which)
-{
- struct ximage_surface *xsurf = ximage_surface(nsurf);
- struct ximage_buffer *xbuf = &xsurf->buffers[which];
-
- pipe_texture_reference(&xbuf->texture, NULL);
-
- if (xbuf->shm_info) {
- if (xbuf->xshm_attached)
- XShmDetach(xsurf->xdpy->dpy, xbuf->shm_info);
- if (xbuf->shm_info->shmaddr != (void *) -1)
- shmdt(xbuf->shm_info->shmaddr);
- if (xbuf->shm_info->shmid != -1)
- shmctl(xbuf->shm_info->shmid, IPC_RMID, 0);
-
- xbuf->shm_info->shmaddr = (void *) -1;
- xbuf->shm_info->shmid = -1;
- }
-}
-
-static boolean
-ximage_surface_alloc_buffer(struct native_surface *nsurf,
- enum native_attachment which)
-{
- struct ximage_surface *xsurf = ximage_surface(nsurf);
- struct ximage_buffer *xbuf = &xsurf->buffers[which];
- struct pipe_screen *screen = xsurf->xdpy->base.screen;
- struct pipe_texture templ;
-
- /* free old data */
- if (xbuf->texture)
- ximage_surface_free_buffer(&xsurf->base, which);
-
- memset(&templ, 0, sizeof(templ));
- templ.target = PIPE_TEXTURE_2D;
- templ.format = xsurf->color_format;
- templ.width0 = xsurf->width;
- templ.height0 = xsurf->height;
- templ.depth0 = 1;
- templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
-
- if (xbuf->shm_info) {
- struct pipe_buffer *pbuf;
- unsigned stride, size;
- void *addr = NULL;
-
- stride = util_format_get_stride(xsurf->color_format, xsurf->width);
- /* alignment should depend on visual? */
- stride = align(stride, 4);
- size = stride * xsurf->height;
-
- /* create and attach shm object */
- xbuf->shm_info->shmid = shmget(IPC_PRIVATE, size, 0755);
- if (xbuf->shm_info->shmid != -1) {
- xbuf->shm_info->shmaddr =
- shmat(xbuf->shm_info->shmid, NULL, 0);
- if (xbuf->shm_info->shmaddr != (void *) -1) {
- if (XShmAttach(xsurf->xdpy->dpy, xbuf->shm_info)) {
- addr = xbuf->shm_info->shmaddr;
- xbuf->xshm_attached = TRUE;
- }
- }
- }
-
- if (addr) {
- pbuf = screen->user_buffer_create(screen, addr, size);
- if (pbuf) {
- xbuf->texture =
- screen->texture_blanket(screen, &templ, &stride, pbuf);
- pipe_buffer_reference(&pbuf, NULL);
- }
- }
- }
- else {
- xbuf->texture = screen->texture_create(screen, &templ);
- }
-
- /* clean up the buffer if allocation failed */
- if (!xbuf->texture)
- ximage_surface_free_buffer(&xsurf->base, which);
-
- return (xbuf->texture != NULL);
-}
-
-static boolean
-ximage_surface_draw_buffer(struct native_surface *nsurf,
- enum native_attachment which)
-{
- struct ximage_surface *xsurf = ximage_surface(nsurf);
- struct ximage_buffer *xbuf = &xsurf->buffers[which];
- struct pipe_screen *screen = xsurf->xdpy->base.screen;
- struct pipe_transfer *transfer;
-
- if (xsurf->type == XIMAGE_SURFACE_TYPE_PBUFFER)
- return TRUE;
-
- assert(xsurf->drawable && xbuf->ximage && xbuf->texture);
-
- transfer = screen->get_tex_transfer(screen, xbuf->texture,
- 0, 0, 0, PIPE_TRANSFER_READ, 0, 0, xsurf->width, xsurf->height);
- if (!transfer)
- return FALSE;
-
- xbuf->ximage->bytes_per_line = transfer->stride;
- xbuf->ximage->data = screen->transfer_map(screen, transfer);
- if (!xbuf->ximage->data) {
- screen->tex_transfer_destroy(transfer);
- return FALSE;
- }
-
-
- if (xbuf->shm_info)
- XShmPutImage(xsurf->xdpy->dpy, xsurf->drawable, xsurf->gc,
- xbuf->ximage, 0, 0, 0, 0, xsurf->width, xsurf->height, False);
- else
- XPutImage(xsurf->xdpy->dpy, xsurf->drawable, xsurf->gc,
- xbuf->ximage, 0, 0, 0, 0, xsurf->width, xsurf->height);
-
- xbuf->ximage->data = NULL;
- screen->transfer_unmap(screen, transfer);
-
- /*
- * softpipe allows the pipe transfer to be re-used, but we don't want to
- * rely on that behavior.
- */
- screen->tex_transfer_destroy(transfer);
-
- XSync(xsurf->xdpy->dpy, FALSE);
-
- return TRUE;
-}
-
-static boolean
-ximage_surface_flush_frontbuffer(struct native_surface *nsurf)
-{
- return ximage_surface_draw_buffer(nsurf, NATIVE_ATTACHMENT_FRONT_LEFT);
-}
-
-static boolean
-ximage_surface_swap_buffers(struct native_surface *nsurf)
-{
- struct ximage_surface *xsurf = ximage_surface(nsurf);
- struct ximage_buffer *xfront, *xback, xtmp;
-
- xfront = &xsurf->buffers[NATIVE_ATTACHMENT_FRONT_LEFT];
- xback = &xsurf->buffers[NATIVE_ATTACHMENT_BACK_LEFT];
-
- /* draw the back buffer directly if there is no front buffer */
- if (!xfront->texture)
- return ximage_surface_draw_buffer(nsurf, NATIVE_ATTACHMENT_BACK_LEFT);
-
- /* swap the buffers */
- xtmp = *xfront;
- *xfront = *xback;
- *xback = xtmp;
-
- /* the front/back textures are swapped */
- xsurf->sequence_number++;
-
- return ximage_surface_draw_buffer(nsurf, NATIVE_ATTACHMENT_FRONT_LEFT);
-}
-
-static void
-ximage_surface_update_geometry(struct native_surface *nsurf)
-{
- struct ximage_surface *xsurf = ximage_surface(nsurf);
- Status ok;
- Window root;
- int x, y;
- unsigned int w, h, border, depth;
-
- /* pbuffer has fixed geometry */
- if (xsurf->type == XIMAGE_SURFACE_TYPE_PBUFFER)
- return;
-
- ok = XGetGeometry(xsurf->xdpy->dpy, xsurf->drawable,
- &root, &x, &y, &w, &h, &border, &depth);
- if (ok) {
- xsurf->width = w;
- xsurf->height = h;
- }
-}
-
-static boolean
-ximage_surface_validate(struct native_surface *nsurf, uint attachment_mask,
- unsigned int *seq_num, struct pipe_texture **textures,
- int *width, int *height)
-{
- struct ximage_surface *xsurf = ximage_surface(nsurf);
- boolean new_buffers = FALSE;
- int att;
-
- ximage_surface_update_geometry(&xsurf->base);
-
- for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) {
- struct ximage_buffer *xbuf = &xsurf->buffers[att];
-
- /* delay the allocation */
- if (!native_attachment_mask_test(attachment_mask, att))
- continue;
-
- /* reallocate the texture */
- if (!xbuf->texture ||
- xsurf->width != xbuf->texture->width0 ||
- xsurf->height != xbuf->texture->height0) {
- new_buffers = TRUE;
- if (ximage_surface_alloc_buffer(&xsurf->base, att)) {
- /* update ximage */
- if (xbuf->ximage) {
- xbuf->ximage->width = xsurf->width;
- xbuf->ximage->height = xsurf->height;
- }
- }
- }
-
- if (textures) {
- textures[att] = NULL;
- pipe_texture_reference(&textures[att], xbuf->texture);
- }
- }
-
- /* increase the sequence number so that caller knows */
- if (new_buffers)
- xsurf->sequence_number++;
-
- if (seq_num)
- *seq_num = xsurf->sequence_number;
- if (width)
- *width = xsurf->width;
- if (height)
- *height = xsurf->height;
-
- return TRUE;
-}
-
-static void
-ximage_surface_wait(struct native_surface *nsurf)
-{
- struct ximage_surface *xsurf = ximage_surface(nsurf);
- XSync(xsurf->xdpy->dpy, FALSE);
- /* TODO XGetImage and update the front texture */
-}
-
-static void
-ximage_surface_destroy(struct native_surface *nsurf)
-{
- struct ximage_surface *xsurf = ximage_surface(nsurf);
- int i;
-
- for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
- struct ximage_buffer *xbuf = &xsurf->buffers[i];
- ximage_surface_free_buffer(&xsurf->base, i);
- /* xbuf->shm_info is owned by xbuf->ximage? */
- if (xbuf->ximage) {
- XDestroyImage(xbuf->ximage);
- xbuf->ximage = NULL;
- }
- }
-
- if (xsurf->type != XIMAGE_SURFACE_TYPE_PBUFFER)
- XFreeGC(xsurf->xdpy->dpy, xsurf->gc);
- free(xsurf);
-}
-
-static struct ximage_surface *
-ximage_display_create_surface(struct native_display *ndpy,
- enum ximage_surface_type type,
- Drawable drawable,
- const struct native_config *nconf)
-{
- struct ximage_display *xdpy = ximage_display(ndpy);
- struct ximage_config *xconf = ximage_config(nconf);
- struct ximage_surface *xsurf;
- int i;
-
- xsurf = CALLOC_STRUCT(ximage_surface);
- if (!xsurf)
- return NULL;
-
- xsurf->xdpy = xdpy;
- xsurf->type = type;
- xsurf->color_format = xconf->base.color_format;
- xsurf->drawable = drawable;
-
- if (xsurf->type != XIMAGE_SURFACE_TYPE_PBUFFER) {
- xsurf->drawable = drawable;
- xsurf->visual = *xconf->visual;
-
- xsurf->gc = XCreateGC(xdpy->dpy, xsurf->drawable, 0, NULL);
- if (!xsurf->gc) {
- free(xsurf);
- return NULL;
- }
-
- for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) {
- struct ximage_buffer *xbuf = &xsurf->buffers[i];
-
- if (xdpy->use_xshm) {
- xbuf->shm_info = calloc(1, sizeof(*xbuf->shm_info));
- if (xbuf->shm_info) {
- /* initialize shm info */
- xbuf->shm_info->shmid = -1;
- xbuf->shm_info->shmaddr = (void *) -1;
- xbuf->shm_info->readOnly = TRUE;
-
- xbuf->ximage = XShmCreateImage(xsurf->xdpy->dpy,
- xsurf->visual.visual,
- xsurf->visual.depth,
- ZPixmap, NULL,
- xbuf->shm_info,
- 0, 0);
- }
- }
- else {
- xbuf->ximage = XCreateImage(xsurf->xdpy->dpy,
- xsurf->visual.visual,
- xsurf->visual.depth,
- ZPixmap, 0, /* format, offset */
- NULL, /* data */
- 0, 0, /* size */
- 8, /* bitmap_pad */
- 0); /* bytes_per_line */
- }
-
- if (!xbuf->ximage) {
- XFreeGC(xdpy->dpy, xsurf->gc);
- free(xsurf);
- return NULL;
- }
- }
- }
-
- xsurf->base.destroy = ximage_surface_destroy;
- xsurf->base.swap_buffers = ximage_surface_swap_buffers;
- xsurf->base.flush_frontbuffer = ximage_surface_flush_frontbuffer;
- xsurf->base.validate = ximage_surface_validate;
- xsurf->base.wait = ximage_surface_wait;
-
- return xsurf;
-}
-
-static struct native_surface *
-ximage_display_create_window_surface(struct native_display *ndpy,
- EGLNativeWindowType win,
- const struct native_config *nconf)
-{
- struct ximage_surface *xsurf;
-
- xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_WINDOW,
- (Drawable) win, nconf);
- return (xsurf) ? &xsurf->base : NULL;
-}
-
-static struct native_surface *
-ximage_display_create_pixmap_surface(struct native_display *ndpy,
- EGLNativePixmapType pix,
- const struct native_config *nconf)
-{
- struct ximage_surface *xsurf;
-
- xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_PIXMAP,
- (Drawable) pix, nconf);
- return (xsurf) ? &xsurf->base : NULL;
-}
-
-static struct native_surface *
-ximage_display_create_pbuffer_surface(struct native_display *ndpy,
- const struct native_config *nconf,
- uint width, uint height)
-{
- struct ximage_surface *xsurf;
-
- xsurf = ximage_display_create_surface(ndpy, XIMAGE_SURFACE_TYPE_PBUFFER,
- (Drawable) None, nconf);
- if (xsurf) {
- xsurf->width = width;
- xsurf->height = height;
- }
- return (xsurf) ? &xsurf->base : NULL;
-}
-
-static struct pipe_context *
-ximage_display_create_context(struct native_display *ndpy,
- void *context_private)
-{
- struct pipe_context *pctx = softpipe_create(ndpy->screen);
- if (pctx)
- pctx->priv = context_private;
- return pctx;
-}
-
-static enum pipe_format
-choose_format(const XVisualInfo *vinfo)
-{
- enum pipe_format fmt;
- /* TODO elaborate the formats */
- switch (vinfo->depth) {
- case 32:
- fmt = PIPE_FORMAT_A8R8G8B8_UNORM;
- break;
- case 24:
- fmt = PIPE_FORMAT_X8R8G8B8_UNORM;
- break;
- case 16:
- fmt = PIPE_FORMAT_R5G6B5_UNORM;
- break;
- default:
- fmt = PIPE_FORMAT_NONE;
- break;
- }
-
- return fmt;
-}
-
-static const struct native_config **
-ximage_display_get_configs(struct native_display *ndpy, int *num_configs)
-{
- struct ximage_display *xdpy = ximage_display(ndpy);
- const struct native_config **configs;
- int i;
-
- /* first time */
- if (!xdpy->configs) {
- const XVisualInfo *visuals;
- int num_visuals, count, j;
-
- visuals = x11_screen_get_visuals(xdpy->xscr, &num_visuals);
- if (!visuals)
- return NULL;
-
- /*
- * Create two configs for each visual.
- * One with depth/stencil buffer; one without
- */
- xdpy->configs = calloc(num_visuals * 2, sizeof(*xdpy->configs));
- if (!xdpy->configs)
- return NULL;
-
- count = 0;
- for (i = 0; i < num_visuals; i++) {
- for (j = 0; j < 2; j++) {
- struct ximage_config *xconf = &xdpy->configs[count];
- __GLcontextModes *mode = &xconf->base.mode;
-
- xconf->visual = &visuals[i];
- xconf->base.color_format = choose_format(xconf->visual);
- if (xconf->base.color_format == PIPE_FORMAT_NONE)
- continue;
-
- x11_screen_convert_visual(xdpy->xscr, xconf->visual, mode);
- /* support double buffer mode */
- mode->doubleBufferMode = TRUE;
-
- xconf->base.depth_format = PIPE_FORMAT_NONE;
- xconf->base.stencil_format = PIPE_FORMAT_NONE;
- /* create the second config with depth/stencil buffer */
- if (j == 1) {
- xconf->base.depth_format = PIPE_FORMAT_S8Z24_UNORM;
- xconf->base.stencil_format = PIPE_FORMAT_S8Z24_UNORM;
- mode->depthBits = 24;
- mode->stencilBits = 8;
- mode->haveDepthBuffer = TRUE;
- mode->haveStencilBuffer = TRUE;
- }
-
- mode->maxPbufferWidth = 4096;
- mode->maxPbufferHeight = 4096;
- mode->maxPbufferPixels = 4096 * 4096;
- mode->drawableType =
- GLX_WINDOW_BIT | GLX_PIXMAP_BIT | GLX_PBUFFER_BIT;
- mode->swapMethod = GLX_SWAP_EXCHANGE_OML;
-
- if (mode->alphaBits)
- mode->bindToTextureRgba = TRUE;
- else
- mode->bindToTextureRgb = TRUE;
-
- count++;
- }
- }
-
- xdpy->num_configs = count;
- }
-
- configs = malloc(xdpy->num_configs * sizeof(*configs));
- if (configs) {
- for (i = 0; i < xdpy->num_configs; i++)
- configs[i] = (const struct native_config *) &xdpy->configs[i];
- if (num_configs)
- *num_configs = xdpy->num_configs;
- }
- return configs;
-}
-
-static boolean
-ximage_display_is_pixmap_supported(struct native_display *ndpy,
- EGLNativePixmapType pix,
- const struct native_config *nconf)
-{
- struct ximage_display *xdpy = ximage_display(ndpy);
- enum pipe_format fmt;
- uint depth;
-
- depth = x11_drawable_get_depth(xdpy->xscr, (Drawable) pix);
- switch (depth) {
- case 32:
- fmt = PIPE_FORMAT_A8R8G8B8_UNORM;
- break;
- case 24:
- fmt = PIPE_FORMAT_X8R8G8B8_UNORM;
- break;
- case 16:
- fmt = PIPE_FORMAT_R5G6B5_UNORM;
- break;
- default:
- fmt = PIPE_FORMAT_NONE;
- break;
- }
-
- return (fmt == nconf->color_format);
-}
-
-static void
-ximage_display_destroy(struct native_display *ndpy)
-{
- struct ximage_display *xdpy = ximage_display(ndpy);
-
- if (xdpy->configs)
- free(xdpy->configs);
-
- xdpy->base.screen->destroy(xdpy->base.screen);
- free(xdpy->winsys);
-
- x11_screen_destroy(xdpy->xscr);
- if (xdpy->own_dpy)
- XCloseDisplay(xdpy->dpy);
- free(xdpy);
-}
-
-struct native_display *
-x11_create_ximage_display(EGLNativeDisplayType dpy, boolean use_xshm)
-{
- struct ximage_display *xdpy;
-
- xdpy = CALLOC_STRUCT(ximage_display);
- if (!xdpy)
- return NULL;
-
- xdpy->dpy = dpy;
- if (!xdpy->dpy) {
- xdpy->dpy = XOpenDisplay(NULL);
- if (!xdpy->dpy) {
- free(xdpy);
- return NULL;
- }
- xdpy->own_dpy = TRUE;
- }
-
- xdpy->xscr_number = DefaultScreen(xdpy->dpy);
- xdpy->xscr = x11_screen_create(xdpy->dpy, xdpy->xscr_number);
- if (!xdpy->xscr) {
- free(xdpy);
- return NULL;
- }
-
- xdpy->use_xshm =
- (use_xshm && x11_screen_support(xdpy->xscr, X11_SCREEN_EXTENSION_XSHM));
-
- xdpy->winsys = create_sw_winsys();
- xdpy->base.screen = softpipe_create_screen(xdpy->winsys);
-
- xdpy->base.destroy = ximage_display_destroy;
-
- xdpy->base.get_configs = ximage_display_get_configs;
- xdpy->base.is_pixmap_supported = ximage_display_is_pixmap_supported;
- xdpy->base.create_context = ximage_display_create_context;
- xdpy->base.create_window_surface = ximage_display_create_window_surface;
- xdpy->base.create_pixmap_surface = ximage_display_create_pixmap_surface;
- xdpy->base.create_pbuffer_surface = ximage_display_create_pbuffer_surface;
-
- return &xdpy->base;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-/**
- * Totally software-based winsys layer.
- * Note that the one winsys function that we can't implement here
- * is flush_frontbuffer().
- * Whoever uses this code will have to provide that.
- *
- * Authors: Brian Paul
- */
-
-
-#include "pipe/internal/p_winsys_screen.h"
-#include "pipe/p_state.h"
-#include "pipe/p_inlines.h"
-#include "util/u_format.h"
-#include "util/u_math.h"
-#include "util/u_memory.h"
-
-#include "sw_winsys.h"
-
-
-
-/** Subclass of pipe_winsys */
-struct sw_pipe_winsys
-{
- struct pipe_winsys Base;
- /* no extra fields for now */
-};
-
-
-/** subclass of pipe_buffer */
-struct sw_pipe_buffer
-{
- struct pipe_buffer Base;
- boolean UserBuffer; /** Is this a user-space buffer? */
- void *Data;
- void *Mapped;
-};
-
-
-/** cast wrapper */
-static INLINE struct sw_pipe_buffer *
-sw_pipe_buffer(struct pipe_buffer *b)
-{
- return (struct sw_pipe_buffer *) b;
-}
-
-
-static const char *
-get_name(struct pipe_winsys *pws)
-{
- return "software";
-}
-
-
-/** Create new pipe_buffer and allocate storage of given size */
-static struct pipe_buffer *
-buffer_create(struct pipe_winsys *pws,
- unsigned alignment,
- unsigned usage,
- unsigned size)
-{
- struct sw_pipe_buffer *buffer = CALLOC_STRUCT(sw_pipe_buffer);
- if (!buffer)
- return NULL;
-
- pipe_reference_init(&buffer->Base.reference, 1);
- buffer->Base.alignment = alignment;
- buffer->Base.usage = usage;
- buffer->Base.size = size;
-
- /* align to 16-byte multiple for Cell */
- buffer->Data = align_malloc(size, MAX2(alignment, 16));
-
- return &buffer->Base;
-}
-
-
-/**
- * Create buffer which wraps user-space data.
- */
-static struct pipe_buffer *
-user_buffer_create(struct pipe_winsys *pws, void *ptr, unsigned bytes)
-{
- struct sw_pipe_buffer *buffer = CALLOC_STRUCT(sw_pipe_buffer);
- if (!buffer)
- return NULL;
-
- pipe_reference_init(&buffer->Base.reference, 1);
- buffer->Base.size = bytes;
- buffer->UserBuffer = TRUE;
- buffer->Data = ptr;
-
- return &buffer->Base;
-}
-
-
-static void *
-buffer_map(struct pipe_winsys *pws, struct pipe_buffer *buf, unsigned flags)
-{
- struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
- buffer->Mapped = buffer->Data;
- return buffer->Mapped;
-}
-
-
-static void
-buffer_unmap(struct pipe_winsys *pws, struct pipe_buffer *buf)
-{
- struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
- buffer->Mapped = NULL;
-}
-
-
-static void
-buffer_destroy(struct pipe_buffer *buf)
-{
- struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
-
- if (buffer->Data && !buffer->UserBuffer) {
- align_free(buffer->Data);
- buffer->Data = NULL;
- }
-
- free(buffer);
-}
-
-
-static struct pipe_buffer *
-surface_buffer_create(struct pipe_winsys *winsys,
- unsigned width, unsigned height,
- enum pipe_format format,
- unsigned usage,
- unsigned tex_usage,
- unsigned *stride)
-{
- const unsigned alignment = 64;
- unsigned nblocksy;
-
- nblocksy = util_format_get_nblocksy(format, height);
- *stride = align(util_format_get_stride(format, width), alignment);
-
- return winsys->buffer_create(winsys, alignment,
- usage,
- *stride * nblocksy);
-}
-
-
-static void
-fence_reference(struct pipe_winsys *sws, struct pipe_fence_handle **ptr,
- struct pipe_fence_handle *fence)
-{
- /* no-op */
-}
-
-
-static int
-fence_signalled(struct pipe_winsys *sws, struct pipe_fence_handle *fence,
- unsigned flag)
-{
- /* no-op */
- return 0;
-}
-
-
-static int
-fence_finish(struct pipe_winsys *sws, struct pipe_fence_handle *fence,
- unsigned flag)
-{
- /* no-op */
- return 0;
-}
-
-
-/**
- * Create/return a new pipe_winsys object.
- */
-struct pipe_winsys *
-create_sw_winsys(void)
-{
- struct sw_pipe_winsys *ws = CALLOC_STRUCT(sw_pipe_winsys);
- if (!ws)
- return NULL;
-
- /* Fill in this struct with callbacks that pipe will need to
- * communicate with the window system, buffer manager, etc.
- */
- ws->Base.buffer_create = buffer_create;
- ws->Base.user_buffer_create = user_buffer_create;
- ws->Base.buffer_map = buffer_map;
- ws->Base.buffer_unmap = buffer_unmap;
- ws->Base.buffer_destroy = buffer_destroy;
-
- ws->Base.surface_buffer_create = surface_buffer_create;
-
- ws->Base.fence_reference = fence_reference;
- ws->Base.fence_signalled = fence_signalled;
- ws->Base.fence_finish = fence_finish;
-
- ws->Base.flush_frontbuffer = NULL; /* not implemented here! */
-
- ws->Base.get_name = get_name;
-
- return &ws->Base;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#ifndef SW_WINSYS_H
-#define SW_WINSYS_H
-
-
-struct pipe_winsys;
-
-
-extern struct pipe_winsys *
-create_sw_winsys(void);
-
-
-#endif /* SW_WINSYS_H */
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <X11/Xlibint.h>
-#include <X11/extensions/XShm.h>
-#include "util/u_memory.h"
-#include "util/u_math.h"
-#include "util/u_format.h"
-#include "xf86drm.h"
-#include "egllog.h"
-
-#include "x11_screen.h"
-#include "dri2.h"
-#include "glxinit.h"
-
-struct x11_screen {
- Display *dpy;
- int number;
-
- __GLXdisplayPrivate *glx_dpy;
-
- int dri_major, dri_minor;
- char *dri_driver;
- char *dri_device;
- int dri_fd;
-
- XVisualInfo *visuals;
- int num_visuals;
-
- /* cached values for x11_drawable_get_depth */
- Drawable last_drawable;
- unsigned int last_depth;
-};
-
-
-/**
- * Create a X11 screen.
- */
-struct x11_screen *
-x11_screen_create(Display *dpy, int screen)
-{
- struct x11_screen *xscr;
-
- if (screen >= ScreenCount(dpy))
- return NULL;
-
- xscr = CALLOC_STRUCT(x11_screen);
- if (xscr) {
- xscr->dpy = dpy;
- xscr->number = screen;
-
- xscr->dri_major = -1;
- xscr->dri_fd = -1;
- }
- return xscr;
-}
-
-/**
- * Destroy a X11 screen.
- */
-void
-x11_screen_destroy(struct x11_screen *xscr)
-{
- if (xscr->dri_fd >= 0)
- close(xscr->dri_fd);
- if (xscr->dri_driver)
- Xfree(xscr->dri_driver);
- if (xscr->dri_device)
- Xfree(xscr->dri_device);
-
- if (xscr->glx_dpy)
- __glXRelease(xscr->glx_dpy);
- if (xscr->visuals)
- XFree(xscr->visuals);
- free(xscr);
-}
-
-static boolean
-x11_screen_init_dri2(struct x11_screen *xscr)
-{
- if (xscr->dri_major < 0) {
- int eventBase, errorBase;
-
- if (!DRI2QueryExtension(xscr->dpy, &eventBase, &errorBase) ||
- !DRI2QueryVersion(xscr->dpy, &xscr->dri_major, &xscr->dri_minor))
- xscr->dri_major = -1;
- }
- return (xscr->dri_major >= 0);
-}
-
-static boolean
-x11_screen_init_glx(struct x11_screen *xscr)
-{
- if (!xscr->glx_dpy)
- xscr->glx_dpy = __glXInitialize(xscr->dpy);
- return (xscr->glx_dpy != NULL);
-}
-
-/**
- * Return true if the screen supports the extension.
- */
-boolean
-x11_screen_support(struct x11_screen *xscr, enum x11_screen_extension ext)
-{
- boolean supported = FALSE;
-
- switch (ext) {
- case X11_SCREEN_EXTENSION_XSHM:
- supported = XShmQueryExtension(xscr->dpy);
- break;
- case X11_SCREEN_EXTENSION_GLX:
- supported = x11_screen_init_glx(xscr);
- break;
- case X11_SCREEN_EXTENSION_DRI2:
- supported = x11_screen_init_dri2(xscr);
- break;
- default:
- break;
- }
-
- return supported;
-}
-
-/**
- * Return the X visuals.
- */
-const XVisualInfo *
-x11_screen_get_visuals(struct x11_screen *xscr, int *num_visuals)
-{
- if (!xscr->visuals) {
- XVisualInfo vinfo_template;
- vinfo_template.screen = xscr->number;
- xscr->visuals = XGetVisualInfo(xscr->dpy, VisualScreenMask,
- &vinfo_template, &xscr->num_visuals);
- }
-
- if (num_visuals)
- *num_visuals = xscr->num_visuals;
- return xscr->visuals;
-}
-
-void
-x11_screen_convert_visual(struct x11_screen *xscr, const XVisualInfo *visual,
- __GLcontextModes *mode)
-{
- int r, g, b, a;
- int visual_type;
-
- r = util_bitcount(visual->red_mask);
- g = util_bitcount(visual->green_mask);
- b = util_bitcount(visual->blue_mask);
- a = visual->depth - (r + g + b);
-#if defined(__cplusplus) || defined(c_plusplus)
- visual_type = visual->c_class;
-#else
- visual_type = visual->class;
-#endif
-
- /* convert to GLX visual type */
- switch (visual_type) {
- case TrueColor:
- visual_type = GLX_TRUE_COLOR;
- break;
- case DirectColor:
- visual_type = GLX_DIRECT_COLOR;
- break;
- case PseudoColor:
- visual_type = GLX_PSEUDO_COLOR;
- break;
- case StaticColor:
- visual_type = GLX_STATIC_COLOR;
- break;
- case GrayScale:
- visual_type = GLX_GRAY_SCALE;
- break;
- case StaticGray:
- visual_type = GLX_STATIC_GRAY;
- break;
- default:
- visual_type = GLX_NONE;
- break;
- }
-
- mode->rgbBits = r + g + b + a;
- mode->redBits = r;
- mode->greenBits = g;
- mode->blueBits = b;
- mode->alphaBits = a;
- mode->visualID = visual->visualid;
- mode->visualType = visual_type;
-
- /* sane defaults */
- mode->renderType = GLX_RGBA_BIT;
- mode->rgbMode = TRUE;
- mode->visualRating = GLX_SLOW_CONFIG;
- mode->xRenderable = TRUE;
-}
-
-/**
- * Return the GLX fbconfigs.
- */
-const __GLcontextModes *
-x11_screen_get_glx_configs(struct x11_screen *xscr)
-{
- return (x11_screen_init_glx(xscr))
- ? xscr->glx_dpy->screenConfigs[xscr->number].configs
- : NULL;
-}
-
-/**
- * Return the GLX visuals.
- */
-const __GLcontextModes *
-x11_screen_get_glx_visuals(struct x11_screen *xscr)
-{
- return (x11_screen_init_glx(xscr))
- ? xscr->glx_dpy->screenConfigs[xscr->number].visuals
- : NULL;
-}
-
-static boolean
-x11_screen_is_driver_equal(struct x11_screen *xscr, const char *driver)
-{
- return (strcmp(xscr->dri_driver, driver) == 0);
-}
-
-/**
- * Probe the screen for the DRI2 driver name.
- */
-const char *
-x11_screen_probe_dri2(struct x11_screen *xscr)
-{
- /* get the driver name and the device name */
- if (!xscr->dri_driver) {
- if (!DRI2Connect(xscr->dpy, RootWindow(xscr->dpy, xscr->number),
- &xscr->dri_driver, &xscr->dri_device))
- xscr->dri_driver = xscr->dri_device = NULL;
- }
-
- return xscr->dri_driver;
-}
-
-/**
- * Enable DRI2 and returns the file descriptor of the DRM device. The file
- * descriptor will be closed automatically when the screen is destoryed.
- */
-int
-x11_screen_enable_dri2(struct x11_screen *xscr, const char *driver)
-{
- if (xscr->dri_fd < 0) {
- int fd;
- drm_magic_t magic;
-
- /* get the driver name and the device name first */
- if (!x11_screen_probe_dri2(xscr))
- return -1;
-
- if (!x11_screen_is_driver_equal(xscr, driver)) {
- _eglLog(_EGL_WARNING, "Driver mismatch: %s != %s",
- xscr->dri_driver, driver);
- return -1;
- }
-
- fd = open(xscr->dri_device, O_RDWR);
- if (fd < 0) {
- _eglLog(_EGL_WARNING, "failed to open %s", xscr->dri_device);
- return -1;
- }
-
- memset(&magic, 0, sizeof(magic));
- if (drmGetMagic(fd, &magic)) {
- _eglLog(_EGL_WARNING, "failed to get magic");
- close(fd);
- return -1;
- }
-
- if (!DRI2Authenticate(xscr->dpy,
- RootWindow(xscr->dpy, xscr->number), magic)) {
- _eglLog(_EGL_WARNING, "failed to authenticate magic");
- close(fd);
- return -1;
- }
-
- xscr->dri_fd = fd;
- }
-
- return xscr->dri_fd;
-}
-
-/**
- * Create/Destroy the DRI drawable.
- */
-void
-x11_drawable_enable_dri2(struct x11_screen *xscr,
- Drawable drawable, boolean on)
-{
- if (on)
- DRI2CreateDrawable(xscr->dpy, drawable);
- else
- DRI2DestroyDrawable(xscr->dpy, drawable);
-}
-
-/**
- * Copy between buffers of the DRI2 drawable.
- */
-void
-x11_drawable_copy_buffers(struct x11_screen *xscr, Drawable drawable,
- int x, int y, int width, int height,
- int src_buf, int dst_buf)
-{
- XRectangle rect;
- XserverRegion region;
-
- rect.x = x;
- rect.y = y;
- rect.width = width;
- rect.height = height;
-
- region = XFixesCreateRegion(xscr->dpy, &rect, 1);
- DRI2CopyRegion(xscr->dpy, drawable, region, dst_buf, src_buf);
- XFixesDestroyRegion(xscr->dpy, region);
-}
-
-/**
- * Get the buffers of the DRI2 drawable. The returned array should be freed.
- */
-struct x11_drawable_buffer *
-x11_drawable_get_buffers(struct x11_screen *xscr, Drawable drawable,
- int *width, int *height, unsigned int *attachments,
- boolean with_format, int num_ins, int *num_outs)
-{
- DRI2Buffer *dri2bufs;
-
- if (with_format)
- dri2bufs = DRI2GetBuffersWithFormat(xscr->dpy, drawable, width, height,
- attachments, num_ins, num_outs);
- else
- dri2bufs = DRI2GetBuffers(xscr->dpy, drawable, width, height,
- attachments, num_ins, num_outs);
-
- return (struct x11_drawable_buffer *) dri2bufs;
-}
-
-/**
- * Return the depth of a drawable.
- *
- * Unlike other drawable functions, the drawable needs not be a DRI2 drawable.
- */
-uint
-x11_drawable_get_depth(struct x11_screen *xscr, Drawable drawable)
-{
- unsigned int depth;
-
- if (drawable != xscr->last_drawable) {
- Window root;
- int x, y;
- unsigned int w, h, border;
- Status ok;
-
- ok = XGetGeometry(xscr->dpy, drawable, &root,
- &x, &y, &w, &h, &border, &depth);
- if (!ok)
- depth = 0;
-
- xscr->last_drawable = drawable;
- xscr->last_depth = depth;
- }
- else {
- depth = xscr->last_depth;
- }
-
- return depth;
-}
-
-/**
- * Create a mode list of the given size.
- */
-__GLcontextModes *
-x11_context_modes_create(unsigned count)
-{
- const size_t size = sizeof(__GLcontextModes);
- __GLcontextModes *base = NULL;
- __GLcontextModes **next;
- unsigned i;
-
- next = &base;
- for (i = 0; i < count; i++) {
- *next = (__GLcontextModes *) calloc(1, size);
- if (*next == NULL) {
- x11_context_modes_destroy(base);
- base = NULL;
- break;
- }
- next = &((*next)->next);
- }
-
- return base;
-}
-
-/**
- * Destroy a mode list.
- */
-void
-x11_context_modes_destroy(__GLcontextModes *modes)
-{
- while (modes != NULL) {
- __GLcontextModes *next = modes->next;
- free(modes);
- modes = next;
- }
-}
-
-/**
- * Return the number of the modes in the mode list.
- */
-unsigned
-x11_context_modes_count(const __GLcontextModes *modes)
-{
- const __GLcontextModes *mode;
- int count = 0;
- for (mode = modes; mode; mode = mode->next)
- count++;
- return count;
-}
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 7.8
- *
- * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef _X11_SCREEN_H_
-#define _X11_SCREEN_H_
-
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#include <X11/extensions/dri2tokens.h>
-#include "pipe/p_compiler.h"
-#include "common/native.h"
-
-enum x11_screen_extension {
- X11_SCREEN_EXTENSION_XSHM,
- X11_SCREEN_EXTENSION_GLX,
- X11_SCREEN_EXTENSION_DRI2,
-};
-
-/* the same as DRI2Buffer */
-struct x11_drawable_buffer {
- unsigned int attachment;
- unsigned int name;
- unsigned int pitch;
- unsigned int cpp;
- unsigned int flags;
-};
-
-struct x11_screen;
-
-struct x11_screen *
-x11_screen_create(Display *dpy, int screen);
-
-void
-x11_screen_destroy(struct x11_screen *xscr);
-
-boolean
-x11_screen_support(struct x11_screen *xscr, enum x11_screen_extension ext);
-
-const XVisualInfo *
-x11_screen_get_visuals(struct x11_screen *xscr, int *num_visuals);
-
-void
-x11_screen_convert_visual(struct x11_screen *xscr, const XVisualInfo *visual,
- __GLcontextModes *mode);
-
-const __GLcontextModes *
-x11_screen_get_glx_configs(struct x11_screen *xscr);
-
-const __GLcontextModes *
-x11_screen_get_glx_visuals(struct x11_screen *xscr);
-
-const char *
-x11_screen_probe_dri2(struct x11_screen *xscr);
-
-int
-x11_screen_enable_dri2(struct x11_screen *xscr, const char *driver);
-
-__GLcontextModes *
-x11_context_modes_create(unsigned count);
-
-void
-x11_context_modes_destroy(__GLcontextModes *modes);
-
-unsigned
-x11_context_modes_count(const __GLcontextModes *modes);
-
-void
-x11_drawable_enable_dri2(struct x11_screen *xscr,
- Drawable drawable, boolean on);
-
-void
-x11_drawable_copy_buffers(struct x11_screen *xscr, Drawable drawable,
- int x, int y, int width, int height,
- int src_buf, int dst_buf);
-
-struct x11_drawable_buffer *
-x11_drawable_get_buffers(struct x11_screen *xscr, Drawable drawable,
- int *width, int *height, unsigned int *attachments,
- boolean with_format, int num_ins, int *num_outs);
-
-uint
-x11_drawable_get_depth(struct x11_screen *xscr, Drawable drawable);
-
-#endif /* _X11_SCREEN_H_ */
{ PIPE_FORMAT_Z24X8_UNORM, {24, 0} },
{ PIPE_FORMAT_X8Z24_UNORM, {24, 0} },
{ PIPE_FORMAT_Z16_UNORM, {16, 0} },
- /* pure stencil */
- { PIPE_FORMAT_S8_UNORM, { 0, 8} },
/* combined depth-stencil */
{ PIPE_FORMAT_S8Z24_UNORM, {24, 8} },
{ PIPE_FORMAT_Z24S8_UNORM, {24, 8} }
const struct stw_pf_color_info *color = &stw_pf_color[j];
if(!screen->is_format_supported(screen, color->format, PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_RENDER_TARGET, 0))
+ PIPE_TEXTURE_USAGE_RENDER_TARGET |
+ PIPE_TEXTURE_USAGE_DISPLAY_TARGET, 0))
continue;
for(k = 0; k < Elements(stw_pf_doublebuffer); ++k) {
#include "xorg_exa_tgsi.h"
#include "cso_cache/cso_context.h"
-#include "util/u_draw_quad.h"
-#include "util/u_math.h"
-#include "pipe/p_inlines.h"
/*XXX also in Xrender.h but the including it here breaks compilition */
#define XFixedToDouble(f) (((double) (f)) / 65536.)
#include "util/u_rect.h"
/* Make all the #if cases in the code esier to read */
-/* XXX can it be set to 1? */
#ifndef DRI2INFOREC_VERSION
-#define DRI2INFOREC_VERSION 0
+#define DRI2INFOREC_VERSION 1
+#endif
+
+#if DRI2INFOREC_VERSION == 2
+static Bool set_format_in_do_create_buffer;
#endif
typedef struct {
buffer->driverPrivate = private;
buffer->flags = 0; /* not tiled */
#if DRI2INFOREC_VERSION == 2
- ((DRI2Buffer2Ptr)buffer)->format = 0;
+ /* ABI forwards/backwards compatibility */
+ if (set_format_in_do_create_buffer)
+ ((DRI2Buffer2Ptr)buffer)->format = 0;
#elif DRI2INFOREC_VERSION >= 3
buffer->format = 0;
#endif
xfree(buffer);
}
-#else /* DRI2INFOREC_VERSION < 2 */
+#endif /* DRI2INFOREC_VERSION >= 2 */
+
+#if DRI2INFOREC_VERSION <= 2
static DRI2BufferPtr
dri2_create_buffers(DrawablePtr pDraw, unsigned int *attachments, int count)
}
}
-#endif /* DRI2INFOREC_VERSION >= 2 */
+#endif /* DRI2INFOREC_VERSION <= 2 */
static void
dri2_copy_region(DrawablePtr pDraw, RegionPtr pRegion,
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
modesettingPtr ms = modesettingPTR(pScrn);
DRI2InfoRec dri2info;
+ int major, minor;
+
+ if (xf86LoaderCheckSymbol("DRI2Version")) {
+ DRI2Version(&major, &minor);
+ } else {
+ /* Assume version 1.0 */
+ major = 1;
+ minor = 0;
+ }
-#if DRI2INFOREC_VERSION >= 2
dri2info.version = DRI2INFOREC_VERSION;
-#else
- dri2info.version = 1;
-#endif
dri2info.fd = ms->fd;
dri2info.driverName = pScrn->driverName;
#if DRI2INFOREC_VERSION >= 2
dri2info.CreateBuffer = dri2_create_buffer;
dri2info.DestroyBuffer = dri2_destroy_buffer;
-#else
+#endif
+
+ /* For X servers in the 1.6.x series there where two DRI2 version.
+ * This allows us to build one binary that works on both servers.
+ */
+#if DRI2INFOREC_VERSION == 2
+ if (minor == 0) {
+ set_format_in_do_create_buffer = FALSE;
+ dri2info.CreateBuffers = dri2_create_buffers;
+ dri2info.DestroyBuffers = dri2_destroy_buffers;
+ } else
+ set_format_in_do_create_buffer = FALSE;
+#endif
+
+ /* For version 1 set these unconditionaly. */
+#if DRI2INFOREC_VERSION == 1
dri2info.CreateBuffers = dri2_create_buffers;
dri2info.DestroyBuffers = dri2_destroy_buffers;
#endif
#include "miscstruct.h"
#include "dixstruct.h"
#include "xf86xv.h"
-#include <X11/extensions/Xv.h>
#ifndef XSERVER_LIBPCIACCESS
#error "libpciaccess needed"
#endif
ms->PciInfo->dev, ms->PciInfo->func
);
- ms->fd = drmOpen(NULL, BusID);
- if (ms->fd < 0)
- return FALSE;
+ ms->api = drm_api_create();
+ ms->fd = drmOpen(ms->api ? ms->api->driver_name : NULL, BusID);
+ xfree(BusID);
+
+ if (ms->fd >= 0)
+ return TRUE;
+
+ if (ms->api && ms->api->destroy)
+ ms->api->destroy(ms->api);
+
+ ms->api = NULL;
+
+ return FALSE;
}
return TRUE;
}
+static Bool
+drv_close_drm(ScrnInfoPtr pScrn)
+{
+ modesettingPtr ms = modesettingPTR(pScrn);
+
+ if (ms->api && ms->api->destroy)
+ ms->api->destroy(ms->api);
+ ms->api = NULL;
+
+ drmClose(ms->fd);
+ ms->fd = -1;
+
+ return TRUE;
+}
+
static Bool
drv_init_resource_management(ScrnInfoPtr pScrn)
{
if (ms->screen || ms->kms)
return TRUE;
- ms->api = drm_api_create();
if (ms->api) {
ms->screen = ms->api->create_screen(ms->api, ms->fd, NULL);
}
ms->screen = NULL;
- if (ms->api && ms->api->destroy)
- ms->api->destroy(ms->api);
- ms->api = NULL;
-
#ifdef HAVE_LIBKMS
if (ms->kms)
kms_destroy(&ms->kms);
drv_close_resource_management(pScrn);
- drmClose(ms->fd);
- ms->fd = -1;
+ drv_close_drm(pScrn);
pScrn->vtSema = FALSE;
pScreen->CloseScreen = ms->CloseScreen;
#include "pipe/p_format.h"
#include "pipe/p_context.h"
#include "pipe/p_state.h"
-#include "pipe/p_inlines.h"
#include "util/u_format.h"
#include "util/u_rect.h"
#include "pipe/p_format.h"
#include "pipe/p_context.h"
#include "pipe/p_state.h"
-#include "pipe/p_inlines.h"
#include "pipe/p_shader_tokens.h"
#include "util/u_memory.h"
-#include "util/u_simple_shaders.h"
#include "tgsi/tgsi_ureg.h"
#include <X11/extensions/dpms.h>
#endif
-#include "X11/Xatom.h"
-
#include "xorg_tracker.h"
static char *output_enum_list[] = {
#include "cso_cache/cso_context.h"
#include "pipe/p_screen.h"
-#include "pipe/p_inlines.h"
#include "util/u_format.h"
--- /dev/null
+# src/gallium/winsys/drm/Makefile.egl
+
+# The driver Makefile should define
+#
+# EGL_DRIVER_NAME, the name of the driver
+# EGL_DRIVER_SOURCES, the sources of the driver
+# EGL_DRIVER_LIBS, extra libraries needed by the driver
+# EGL_DRIVER_PIPES, the pipe drivers of the driver
+#
+# before including this file.
+
+EGL_DRIVER_OBJECTS = $(EGL_DRIVER_SOURCES:.c=.o)
+
+common_LIBS = -ldrm -lm -ldl
+
+x11_ST = $(TOP)/src/gallium/state_trackers/egl/libeglx11.a
+x11_LIBS = $(common_LIBS) -lX11 -lXext -lXfixes
+
+kms_ST = $(TOP)/src/gallium/state_trackers/egl/libeglkms.a
+kms_LIBS = $(common_LIBS)
+
+##### RULES #####
+
+.c.o:
+ $(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
+
+
+##### TARGETS #####
+
+EGL_DISPLAY_DRIVERS = $(foreach dpy, $(EGL_DISPLAYS), egl_$(dpy)_$(EGL_DRIVER_NAME).so)
+
+LIB_GALLIUM_DIR = $(TOP)/$(LIB_DIR)/gallium
+EGL_DISPLAY_LIBS = $(foreach drv, $(EGL_DISPLAY_DRIVERS), $(LIB_GALLIUM_DIR)/$(drv))
+
+default: $(EGL_DISPLAY_LIBS)
+
+$(EGL_DISPLAY_LIBS): $(LIB_GALLIUM_DIR)/%.so: %.so
+ @mkdir -p $(LIB_GALLIUM_DIR)
+ $(INSTALL) $^ $(LIB_GALLIUM_DIR)
+
+define mklib-egl
+$(MKLIB) -o $@ -noprefix -linker '$(CC)' -ldflags '$(LDFLAGS)' \
+ $(MKLIB_OPTIONS) $(EGL_DRIVER_OBJECTS) \
+ -Wl,--whole-archive $($(1)_ST) -Wl,--no-whole-archive \
+ $(EGL_DRIVER_PIPES) $(GALLIUM_AUXILIARIES) $($(1)_LIBS) $(EGL_DRIVER_LIBS)
+endef
+
+egl_x11_$(EGL_DRIVER_NAME).so: $(EGL_DRIVER_OBJECTS) $(x11_ST) $(EGL_DRIVER_PIPES) $(GALLIUM_AUXILIARIES) Makefile
+ $(call mklib-egl,x11)
+
+egl_kms_$(EGL_DRIVER_NAME).so: $(EGL_DRIVER_OBJECTS) $(kms_ST) $(EGL_DRIVER_PIPES) $(GALLIUM_AUXILIARIES) Makefile
+ $(call mklib-egl,kms)
+
+clean:
+ -rm -f $(EGL_DRIVER_OBJECTS)
+ -rm -f $(EGL_DISPLAY_DRIVERS)
+
+install: $(EGL_DISPLAY_LIBS)
+ @$(INSTALL) -d $(DESTDIR)$(DRI_DRIVER_INSTALL_DIR)
+ @echo "Install $(EGL_DISPLAY_DRIVERS)"
+ @for lib in "$(EGL_DISPLAY_LIBS)"; do \
+ $(MINSTALL) -m 755 "$$lib" $(DESTDIR)$(DRI_DRIVER_INSTALL_DIR); \
+ done
+
+depend:
+++ /dev/null
-# src/gallium/winsys/drm/Makefile.egl_g3d
-
-# The driver Makefile should define
-#
-# EGL_DRIVER_NAME, the name of the driver
-# EGL_DRIVER_SOURCES, the sources of the driver
-# EGL_DRIVER_LIBS, extra libraries needed by the driver
-# EGL_DRIVER_PIPES, the pipe drivers of the driver
-#
-# before including this file.
-
-EGL_DRIVER_OBJECTS = $(EGL_DRIVER_SOURCES:.c=.o)
-
-common_LIBS = -ldrm -lm -ldl
-
-x11_ST = $(TOP)/src/gallium/state_trackers/egl_g3d/libeglx11.a
-x11_LIBS = $(common_LIBS) -lX11 -lXext -lXfixes
-
-kms_ST = $(TOP)/src/gallium/state_trackers/egl_g3d/libeglkms.a
-kms_LIBS = $(common_LIBS)
-
-##### RULES #####
-
-.c.o:
- $(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
-
-
-##### TARGETS #####
-
-EGL_DISPLAY_DRIVERS = $(foreach dpy, $(EGL_DISPLAYS), egl_$(dpy)_$(EGL_DRIVER_NAME).so)
-
-LIB_GALLIUM_DIR = $(TOP)/$(LIB_DIR)/gallium
-EGL_DISPLAY_LIBS = $(foreach drv, $(EGL_DISPLAY_DRIVERS), $(LIB_GALLIUM_DIR)/$(drv))
-
-default: $(EGL_DISPLAY_LIBS)
-
-$(EGL_DISPLAY_LIBS): $(LIB_GALLIUM_DIR)/%.so: %.so
- @mkdir -p $(LIB_GALLIUM_DIR)
- $(INSTALL) $^ $(LIB_GALLIUM_DIR)
-
-define mklib-egl
-$(MKLIB) -noprefix -o $@ $(EGL_DRIVER_OBJECTS) \
- -Wl,--whole-archive $($(1)_ST) -Wl,--no-whole-archive \
- $(EGL_DRIVER_PIPES) $(GALLIUM_AUXILIARIES) $($(1)_LIBS) $(EGL_DRIVER_LIBS)
-endef
-
-egl_x11_$(EGL_DRIVER_NAME).so: $(EGL_DRIVER_OBJECTS) $(x11_ST) $(EGL_DRIVER_PIPES) $(GALLIUM_AUXILIARIES) Makefile
- $(call mklib-egl,x11)
-
-egl_kms_$(EGL_DRIVER_NAME).so: $(EGL_DRIVER_OBJECTS) $(kms_ST) $(EGL_DRIVER_PIPES) $(GALLIUM_AUXILIARIES) Makefile
- $(call mklib-egl,kms)
-
-clean:
- -rm -f $(EGL_DRIVER_OBJECTS)
- -rm -f $(EGL_DISPLAY_DRIVERS)
-
-install: $(EGL_DISPLAY_LIBS)
- @$(INSTALL) -d $(DESTDIR)$(DRI_DRIVER_INSTALL_DIR)
- @echo "Install $(EGL_DISPLAY_DRIVERS)"
- @for lib in "$(EGL_DISPLAY_LIBS)"; do \
- $(MINSTALL) -m 755 "$$lib" $(DESTDIR)$(DRI_DRIVER_INSTALL_DIR); \
- done
-
-depend:
TOP = ../../../../../..
-GALLIUMDIR = ../../../..
include $(TOP)/configs/current
-LIBNAME = EGL_i965.so
+EGL_DRIVER_NAME = i965
+EGL_DRIVER_SOURCES = dummy.c
+EGL_DRIVER_LIBS = -ldrm_intel
-PIPE_DRIVERS = \
- $(TOP)/src/gallium/state_trackers/egl/libegldrm.a \
- $(GALLIUMDIR)/winsys/drm/i965/gem/libi965drm.a \
+EGL_DRIVER_PIPES = \
+ $(TOP)/src/gallium/winsys/drm/i965/gem/libi965drm.a \
$(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
$(TOP)/src/gallium/drivers/trace/libtrace.a \
$(TOP)/src/gallium/drivers/i965/libi965.a
-DRIVER_SOURCES =
-
-C_SOURCES = \
- $(COMMON_GALLIUM_SOURCES) \
- $(DRIVER_SOURCES)
-
-DRIVER_EXTRAS = -ldrm_intel
-
-ASM_SOURCES =
-
-DRIVER_DEFINES = -I../gem $(shell pkg-config libdrm --atleast-version=2.3.1 \
- && echo "-DDRM_VBLANK_FLIP=DRM_VBLANK_FLIP")
-
-include ../../Makefile.template
-
-symlinks:
+include ../../Makefile.egl
--- /dev/null
+/* mklib expects at least one object file */
+++ /dev/null
-TOP = ../../../../../..
-include $(TOP)/configs/current
-
-EGL_DRIVER_NAME = i965
-EGL_DRIVER_SOURCES = dummy.c
-EGL_DRIVER_LIBS = -ldrm_intel
-
-EGL_DRIVER_PIPES = \
- $(TOP)/src/gallium/winsys/drm/i965/gem/libi965drm.a \
- $(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
- $(TOP)/src/gallium/drivers/trace/libtrace.a \
- $(TOP)/src/gallium/drivers/i965/libi965.a
-
-include ../../Makefile.egl_g3d
+++ /dev/null
-/* mklib expects at least one object file */
TOP = ../../../../../..
-GALLIUMDIR = ../../../..
include $(TOP)/configs/current
-LIBNAME = egl_i915.so
+EGL_DRIVER_NAME = i915
+EGL_DRIVER_SOURCES = dummy.c
+EGL_DRIVER_LIBS = -ldrm_intel
-PIPE_DRIVERS = \
- $(TOP)/src/gallium/state_trackers/egl/libegldrm.a \
- $(GALLIUMDIR)/winsys/drm/intel/gem/libinteldrm.a \
+EGL_DRIVER_PIPES = \
+ $(TOP)/src/gallium/winsys/drm/intel/gem/libinteldrm.a \
$(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
$(TOP)/src/gallium/drivers/trace/libtrace.a \
$(TOP)/src/gallium/drivers/i915/libi915.a
-DRIVER_EXTRAS = -lm -lpthread -ldrm_intel
-
-OBJECTS = dummy.o
-
-default: $(TOP)/$(LIB_DIR)/$(LIBNAME)
-
-$(TOP)/$(LIB_DIR)/$(LIBNAME): $(LIBNAME)
- @mkdir -p $(TOP)/$(LIB_DIR)
- $(INSTALL) $(LIBNAME) $(TOP)/$(LIB_DIR)
-
-$(LIBNAME): $(OBJECTS) $(GALLIUM_AUXILIARIES) $(PIPE_DRIVERS) Makefile
- $(MKLIB) -noprefix -o $@ $(OBJECTS) \
- -Wl,--whole-archive $(PIPE_DRIVERS) -Wl,--no-whole-archive \
- -Wl,--start-group $(GALLIUM_AUXILIARIES) -Wl,--end-group \
- $(DRI_LIB_DEPS) $(DRIVER_EXTRAS)
-
-clean:
- -rm -f *.o *.so *~
-
-depend:
-
-symlinks:
-
-install: $(LIBNAME)
- $(MINSTALL) -m 755 $(LIBNAME) $(INSTALL_DIR)/$(LIB_DIR)
+include ../../Makefile.egl
-/* mklib expects at least one .o is given */
+/* mklib expects at least one object file */
+++ /dev/null
-TOP = ../../../../../..
-include $(TOP)/configs/current
-
-EGL_DRIVER_NAME = i915
-EGL_DRIVER_SOURCES = dummy.c
-EGL_DRIVER_LIBS = -ldrm_intel
-
-EGL_DRIVER_PIPES = \
- $(TOP)/src/gallium/winsys/drm/intel/gem/libinteldrm.a \
- $(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
- $(TOP)/src/gallium/drivers/trace/libtrace.a \
- $(TOP)/src/gallium/drivers/i915/libi915.a
-
-include ../../Makefile.egl_g3d
+++ /dev/null
-/* mklib expects at least one object file */
struct drm_api intel_drm_api =
{
.name = "i915",
+ .driver_name = "i915",
.create_context = intel_drm_create_context,
.create_screen = intel_drm_create_screen,
.texture_from_shared_handle = intel_drm_texture_from_shared_handle,
struct drm_api drm_api_hooks = {
.name = "nouveau",
+ .driver_name = "nouveau",
.create_screen = nouveau_drm_create_screen,
.create_context = nouveau_drm_create_context,
.texture_from_shared_handle = nouveau_drm_pt_from_name,
--- /dev/null
+TOP = ../../../../../..
+include $(TOP)/configs/current
+
+EGL_DRIVER_NAME = nouveau
+EGL_DRIVER_SOURCES = dummy.c
+EGL_DRIVER_LIBS = -ldrm_nouveau
+
+EGL_DRIVER_PIPES = \
+ $(TOP)/src/gallium/winsys/drm/nouveau/drm/libnouveaudrm.a \
+ $(TOP)/src/gallium/drivers/nv04/libnv04.a \
+ $(TOP)/src/gallium/drivers/nv10/libnv10.a \
+ $(TOP)/src/gallium/drivers/nv20/libnv20.a \
+ $(TOP)/src/gallium/drivers/nv30/libnv30.a \
+ $(TOP)/src/gallium/drivers/nv40/libnv40.a \
+ $(TOP)/src/gallium/drivers/nv50/libnv50.a \
+ $(TOP)/src/gallium/drivers/nouveau/libnouveau.a \
+ $(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a
+
+include ../../Makefile.egl
--- /dev/null
+/* mklib expects at least one object file */
+++ /dev/null
-TOP = ../../../../../..
-include $(TOP)/configs/current
-
-EGL_DRIVER_NAME = nouveau
-EGL_DRIVER_SOURCES = dummy.c
-EGL_DRIVER_LIBS = -ldrm_nouveau
-
-EGL_DRIVER_PIPES = \
- $(TOP)/src/gallium/winsys/drm/nouveau/drm/libnouveaudrm.a \
- $(TOP)/src/gallium/drivers/nv04/libnv04.a \
- $(TOP)/src/gallium/drivers/nv10/libnv10.a \
- $(TOP)/src/gallium/drivers/nv20/libnv20.a \
- $(TOP)/src/gallium/drivers/nv30/libnv30.a \
- $(TOP)/src/gallium/drivers/nv40/libnv40.a \
- $(TOP)/src/gallium/drivers/nv50/libnv50.a \
- $(TOP)/src/gallium/drivers/nouveau/libnouveau.a \
- $(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a
-
-include ../../Makefile.egl_g3d
+++ /dev/null
-/* mklib expects at least one object file */
struct drm_api drm_api_hooks = {
.name = "radeon",
+ .driver_name = "radeon",
.create_screen = radeon_create_screen,
.create_context = radeon_create_context,
.texture_from_shared_handle = radeon_texture_from_shared_handle,
TOP = ../../../../../..
-GALLIUMDIR = ../../../..
include $(TOP)/configs/current
-LIBNAME = egl_radeon.so
+EGL_DRIVER_NAME = radeon
+EGL_DRIVER_SOURCES = dummy.c
+EGL_DRIVER_LIBS = -ldrm_radeon
-PIPE_DRIVERS = \
- $(TOP)/src/gallium/state_trackers/egl/libegldrm.a \
- $(GALLIUMDIR)/winsys/drm/radeon/core/libradeonwinsys.a \
+EGL_DRIVER_PIPES = \
+ $(TOP)/src/gallium/winsys/drm/radeon/core/libradeonwinsys.a \
$(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
$(TOP)/src/gallium/drivers/trace/libtrace.a \
$(TOP)/src/gallium/drivers/r300/libr300.a
-DRIVER_EXTRAS = -lm -lpthread -ldrm_radeon
-
-OBJECTS = dummy.o
-
-default: $(TOP)/$(LIB_DIR)/$(LIBNAME)
-
-$(TOP)/$(LIB_DIR)/$(LIBNAME): $(LIBNAME)
- @mkdir -p $(TOP)/$(LIB_DIR)
- $(INSTALL) $(LIBNAME) $(TOP)/$(LIB_DIR)
-
-$(LIBNAME): $(OBJECTS) $(GALLIUM_AUXILIARIES) $(PIPE_DRIVERS) Makefile
- $(MKLIB) -noprefix -o $@ $(OBJECTS) \
- -Wl,--whole-archive $(PIPE_DRIVERS) -Wl,--no-whole-archive \
- -Wl,--start-group $(GALLIUM_AUXILIARIES) -Wl,--end-group \
- $(DRI_LIB_DEPS) $(DRIVER_EXTRAS)
-
-clean:
- -rm -f *.o *.so *~
-
-depend:
-
-symlinks:
-
-install: $(LIBNAME)
- $(MINSTALL) -m 755 $(LIBNAME) $(DESTDIR)$(INSTALL_DIR)/$(LIB_DIR)
+include ../../Makefile.egl
-/* mklib expects at least one .o is given */
+/* mklib expects at least one object file */
+++ /dev/null
-TOP = ../../../../../..
-include $(TOP)/configs/current
-
-EGL_DRIVER_NAME = radeon
-EGL_DRIVER_SOURCES = dummy.c
-EGL_DRIVER_LIBS = -ldrm_radeon
-
-EGL_DRIVER_PIPES = \
- $(TOP)/src/gallium/winsys/drm/radeon/core/libradeonwinsys.a \
- $(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
- $(TOP)/src/gallium/drivers/trace/libtrace.a \
- $(TOP)/src/gallium/drivers/r300/libr300.a
-
-include ../../Makefile.egl_g3d
+++ /dev/null
-/* mklib expects at least one object file */
--- /dev/null
+# src/gallium/winsys/drm/swrast/Makefile
+TOP = ../../../../..
+include $(TOP)/configs/current
+
+SUBDIRS = core $(GALLIUM_STATE_TRACKERS_DIRS)
+
+default install clean:
+ @for dir in $(SUBDIRS) ; do \
+ if [ -d $$dir ] ; then \
+ (cd $$dir && $(MAKE) $@) || exit 1; \
+ fi \
+ done
--- /dev/null
+# src/gallium/winsys/drm/swrast/core/Makefile
+
+TOP = ../../../../../..
+include $(TOP)/configs/current
+
+LIBNAME = swrastdrm
+
+C_SOURCES = swrast_drm_api.c
+
+include ../../../../Makefile.template
--- /dev/null
+#include "state_tracker/drm_api.h"
+
+static struct drm_api swrast_drm_api =
+{
+ .name = "swrast",
+};
+
+struct drm_api *
+drm_api_create()
+{
+ (void) swrast_drm_api;
+ return NULL;
+}
--- /dev/null
+TOP = ../../../../../..
+include $(TOP)/configs/current
+
+EGL_DRIVER_NAME = swrast
+EGL_DRIVER_SOURCES = dummy.c
+EGL_DRIVER_LIBS =
+
+EGL_DRIVER_PIPES = \
+ $(TOP)/src/gallium/winsys/drm/swrast/core/libswrastdrm.a \
+ $(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a
+
+include ../../Makefile.egl
--- /dev/null
+/* mklib expects at least one object file */
#define VMW_COMMAND_SIZE (64*1024)
#define VMW_SURFACE_RELOCS (1024)
+#define VMW_REGION_RELOCS (512)
#define VMW_MUST_FLUSH_STACK 8
+struct vmw_region_relocation
+{
+ struct SVGAGuestPtr *where;
+ struct pb_buffer *buffer;
+ /* TODO: put offset info inside where */
+ uint32 offset;
+};
+
struct vmw_svga_winsys_context
{
struct svga_winsys_context base;
uint32_t staged;
uint32_t reserved;
} surface;
+
+ struct {
+ struct vmw_region_relocation relocs[VMW_REGION_RELOCS];
+ uint32_t size;
+ uint32_t used;
+ uint32_t staged;
+ uint32_t reserved;
+ } region;
struct pb_validate *validate;
uint32_t last_fence;
+
+ /**
+ * The amount of GMR that is referred by the commands currently batched
+ * in the context.
+ */
+ uint32_t seen_regions;
+
+ /**
+ * Whether this context should fail to reserve more commands, not because it
+ * ran out of command space, but because a substantial ammount of GMR was
+ * referred.
+ */
+ boolean preemptive_flush;
};
ret = pb_validate_validate(vswc->validate);
assert(ret == PIPE_OK);
if(ret == PIPE_OK) {
+
+ /* Apply relocations */
+ for(i = 0; i < vswc->region.used; ++i) {
+ struct vmw_region_relocation *reloc = &vswc->region.relocs[i];
+ struct SVGAGuestPtr ptr;
+
+ if(!vmw_gmr_bufmgr_region_ptr(reloc->buffer, &ptr))
+ assert(0);
+
+ ptr.offset += reloc->offset;
+
+ *reloc->where = ptr;
+ }
if (vswc->command.used)
vmw_ioctl_command(vswc->vws,
vswc->surface.used = 0;
vswc->surface.reserved = 0;
+ for(i = 0; i < vswc->region.used + vswc->region.staged; ++i) {
+ pb_reference(&vswc->region.relocs[i].buffer, NULL);
+ }
+
+ vswc->region.used = 0;
+ vswc->region.reserved = 0;
+
#ifdef DEBUG
vswc->must_flush = FALSE;
#endif
+ vswc->preemptive_flush = FALSE;
+ vswc->seen_regions = 0;
if(pfence)
*pfence = fence;
if(nr_bytes > vswc->command.size)
return NULL;
- if(vswc->command.used + nr_bytes > vswc->command.size ||
- vswc->surface.used + nr_relocs > vswc->surface.size) {
+ if(vswc->preemptive_flush ||
+ vswc->command.used + nr_bytes > vswc->command.size ||
+ vswc->surface.used + nr_relocs > vswc->surface.size ||
+ vswc->region.used + nr_relocs > vswc->region.size) {
#ifdef DEBUG
vswc->must_flush = TRUE;
debug_backtrace_capture(vswc->must_flush_stack, 1,
assert(vswc->command.used + nr_bytes <= vswc->command.size);
assert(vswc->surface.used + nr_relocs <= vswc->surface.size);
-
+ assert(vswc->region.used + nr_relocs <= vswc->region.size);
+
vswc->command.reserved = nr_bytes;
vswc->surface.reserved = nr_relocs;
vswc->surface.staged = 0;
-
+ vswc->region.reserved = nr_relocs;
+ vswc->region.staged = 0;
+
return vswc->command.buffer + vswc->command.used;
}
unsigned flags)
{
struct vmw_svga_winsys_context *vswc = vmw_svga_winsys_context(swc);
- struct SVGAGuestPtr ptr;
- struct pb_buffer *buf = vmw_pb_buffer(buffer);
+ struct vmw_region_relocation *reloc;
enum pipe_error ret;
+
+ assert(vswc->region.staged < vswc->region.reserved);
- if(!vmw_gmr_bufmgr_region_ptr(buf, &ptr))
- assert(0);
-
- ptr.offset += offset;
+ reloc = &vswc->region.relocs[vswc->region.used + vswc->region.staged];
+ reloc->where = where;
+ pb_reference(&reloc->buffer, vmw_pb_buffer(buffer));
+ reloc->offset = offset;
- *where = ptr;
+ ++vswc->region.staged;
- ret = pb_validate_add_buffer(vswc->validate, buf, flags);
+ ret = pb_validate_add_buffer(vswc->validate, reloc->buffer, flags);
/* TODO: Update pipebuffer to reserve buffers and not fail here */
assert(ret == PIPE_OK);
+
+ /*
+ * Flush preemptively the FIFO commands to keep the GMR working set within
+ * the GMR pool size.
+ *
+ * This is necessary for applications like SPECviewperf that generate huge
+ * amounts of immediate vertex data, so that we don't pile up too much of
+ * that vertex data neither in the guest nor in the host.
+ *
+ * Note that in the current implementation if a region is referred twice in
+ * a command stream, it will be accounted twice. We could detect repeated
+ * regions and count only once, but there is no incentive to do that, since
+ * regions are typically short-lived; always referred in a single command;
+ * and at the worst we just flush the commands a bit sooner, which for the
+ * SVGA virtual device it's not a performance issue since flushing commands
+ * to the FIFO won't cause flushing in the host.
+ */
+ vswc->seen_regions += reloc->buffer->base.size;
+ if(vswc->seen_regions >= VMW_GMR_POOL_SIZE/2)
+ vswc->preemptive_flush = TRUE;
}
vswc->surface.used += vswc->surface.staged;
vswc->surface.staged = 0;
vswc->surface.reserved = 0;
+
+ assert(vswc->region.staged <= vswc->region.reserved);
+ assert(vswc->region.used + vswc->region.staged <= vswc->region.size);
+ vswc->region.used += vswc->region.staged;
+ vswc->region.staged = 0;
+ vswc->region.reserved = 0;
}
{
struct vmw_svga_winsys_context *vswc = vmw_svga_winsys_context(swc);
unsigned i;
+
+ for(i = 0; i < vswc->region.used; ++i) {
+ pb_reference(&vswc->region.relocs[i].buffer, NULL);
+ }
+
for(i = 0; i < vswc->surface.used; ++i) {
p_atomic_dec(&vswc->surface.handles[i]->validated);
vmw_svga_winsys_surface_reference(&vswc->surface.handles[i], NULL);
vswc->command.size = VMW_COMMAND_SIZE;
vswc->surface.size = VMW_SURFACE_RELOCS;
+ vswc->region.size = VMW_REGION_RELOCS;
vswc->validate = pb_validate_create();
if(!vswc->validate) {
#include "svga_winsys.h"
+
+#define VMW_GMR_POOL_SIZE (16*1024*1024)
+
+
struct pb_manager;
struct vmw_region;
struct pipe_screen *screen;
struct dri1_create_screen_arg *dri1;
+ if (!arg || arg->mode == DRM_CREATE_NORMAL) {
+ struct dri1_api_version drm_ver;
+ drmVersionPtr ver;
+
+ ver = drmGetVersion(fd);
+ if (ver == NULL)
+ return NULL;
+
+ drm_ver.major = ver->version_major;
+ drm_ver.minor = ver->version_minor;
+
+ drmFreeVersion(ver);
+ if (!vmw_dri1_check_version(&drm_ver, &drm_required,
+ &drm_compat, "vmwgfx drm driver"))
+ return NULL;
+ }
+
if (arg != NULL) {
switch (arg->mode) {
case DRM_CREATE_NORMAL:
vmw_svga_winsys_surface_reference(&vsrf, NULL);
}
-/**
- * FIXME: We'd probably want to cache these buffers in the
- * screen, based on handle.
- */
-
-static struct pipe_buffer *
-vmw_drm_buffer_from_handle(struct drm_api *drm_api,
- struct pipe_screen *screen,
- const char *name,
- unsigned handle)
+static struct pipe_texture *
+vmw_drm_texture_from_handle(struct drm_api *drm_api,
+ struct pipe_screen *screen,
+ struct pipe_texture *templat,
+ const char *name,
+ unsigned stride,
+ unsigned handle)
{
struct vmw_svga_winsys_surface *vsrf;
struct svga_winsys_surface *ssrf;
struct vmw_winsys_screen *vws =
vmw_winsys_screen(svga_winsys_screen(screen));
- struct pipe_buffer *buf;
+ struct pipe_texture *tex;
union drm_vmw_surface_reference_arg arg;
struct drm_vmw_surface_arg *req = &arg.req;
struct drm_vmw_surface_create_req *rep = &arg.rep;
pipe_reference_init(&vsrf->refcnt, 1);
p_atomic_set(&vsrf->validated, 0);
+ vsrf->screen = vws;
vsrf->sid = handle;
ssrf = svga_winsys_surface(vsrf);
- buf = svga_screen_buffer_wrap_surface(screen, rep->format, ssrf);
- if (!buf)
+ tex = svga_screen_texture_wrap_surface(screen, templat, rep->format, ssrf);
+ if (!tex)
vmw_svga_winsys_surface_reference(&vsrf, NULL);
- return buf;
+ return tex;
out_mip:
vmw_ioctl_surface_destroy(vws, handle);
return NULL;
}
-static struct pipe_texture *
-vmw_drm_texture_from_handle(struct drm_api *drm_api,
- struct pipe_screen *screen,
- struct pipe_texture *templat,
- const char *name,
- unsigned stride,
- unsigned handle)
-{
- struct pipe_buffer *buffer;
- buffer = vmw_drm_buffer_from_handle(drm_api, screen, name, handle);
-
- if (!buffer)
- return NULL;
-
- return screen->texture_blanket(screen, templat, &stride, buffer);
-}
-
static boolean
-vmw_drm_handle_from_buffer(struct drm_api *drm_api,
+vmw_drm_handle_from_texture(struct drm_api *drm_api,
struct pipe_screen *screen,
- struct pipe_buffer *buffer,
+ struct pipe_texture *texture,
+ unsigned *stride,
unsigned *handle)
{
struct svga_winsys_surface *surface =
- svga_screen_buffer_get_winsys_surface(buffer);
+ svga_screen_texture_get_winsys_surface(texture);
struct vmw_svga_winsys_surface *vsrf;
if (!surface)
vsrf = vmw_svga_winsys_surface(surface);
*handle = vsrf->sid;
+ *stride = util_format_get_nblocksx(texture->format, texture->width0) *
+ util_format_get_blocksize(texture->format);
+
vmw_svga_winsys_surface_reference(&vsrf, NULL);
return TRUE;
}
-static boolean
-vmw_drm_handle_from_texture(struct drm_api *drm_api,
- struct pipe_screen *screen,
- struct pipe_texture *texture,
- unsigned *stride,
- unsigned *handle)
-{
- struct pipe_buffer *buffer;
-
- if (!svga_screen_buffer_from_texture(texture, &buffer, stride))
- return FALSE;
-
- return vmw_drm_handle_from_buffer(drm_api, screen, buffer, handle);
-}
-
static struct pipe_context*
vmw_drm_create_context(struct drm_api *drm_api,
struct pipe_screen *screen)
static struct drm_api vmw_drm_api_hooks = {
.name = "vmwgfx",
+ .driver_name = "vmwgfx",
.create_screen = vmw_drm_create_screen,
.create_context = vmw_drm_create_context,
.texture_from_shared_handle = vmw_drm_texture_from_handle,
goto error;
vws->pools.gmr_mm = mm_bufmgr_create(vws->pools.gmr,
- 16*1024*1024,
+ VMW_GMR_POOL_SIZE,
12 /* 4096 alignment */);
if(!vws->pools.gmr_mm)
goto error;
+ /*
+ * GMR buffers are typically shortlived, but it's possible that at a given
+ * instance a buffer is mapped. So to avoid stalling we tell pipebuffer to
+ * forbid creation of buffers beyond half the GMR pool size,
+ *
+ * XXX: It is unclear weather we want to limit the total amount of temporary
+ * malloc memory used to backup unvalidated GMR buffers. On one hand it is
+ * preferrable to fail an allocation than exhausting the guest memory with
+ * temporary data, but on the other hand it is possible that a stupid
+ * application creates large vertex buffers and does not use them for a long
+ * time -- since the svga pipe driver only emits the DMA uploads when a
+ * buffer is used for drawing this would effectively disabling swapping GMR
+ * buffers to memory. So far, the preemptively flush already seems to keep
+ * total allocated memory within relatively small numbers, so we don't
+ * limit.
+ */
vws->pools.gmr_fenced = fenced_bufmgr_create(
vws->pools.gmr_mm,
- vmw_fence_ops_create(vws));
+ vmw_fence_ops_create(vws),
+ VMW_GMR_POOL_SIZE/2,
+ ~0);
#ifdef DEBUG
vws->pools.gmr_fenced = pb_debug_manager_create(vws->pools.gmr_fenced,
-
TOP = ../../../../../..
include $(TOP)/configs/current
-LIBNAME = EGL_svga.so
+EGL_DRIVER_NAME = vmwgfx
+EGL_DRIVER_SOURCES = dummy.c
+EGL_DRIVER_LIBS =
-PIPE_DRIVERS = \
- $(TOP)/src/gallium/state_trackers/egl/libegldrm.a \
+EGL_DRIVER_PIPES = \
$(TOP)/src/gallium/winsys/drm/vmware/core/libsvgadrm.a \
+ $(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
$(TOP)/src/gallium/drivers/trace/libtrace.a \
$(TOP)/src/gallium/drivers/svga/libsvga.a
-C_SOURCES = \
- $(COMMON_GALLIUM_SOURCES)
-
-include ../../Makefile.template
-
-symlinks:
+include ../../Makefile.egl
--- /dev/null
+/* mklib expects at least one object file */
+++ /dev/null
-TOP = ../../../../../..
-include $(TOP)/configs/current
-
-EGL_DRIVER_NAME = vmwgfx
-EGL_DRIVER_SOURCES = dummy.c
-EGL_DRIVER_LIBS =
-
-EGL_DRIVER_PIPES = \
- $(TOP)/src/gallium/winsys/drm/vmware/core/libsvgadrm.a \
- $(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
- $(TOP)/src/gallium/drivers/trace/libtrace.a \
- $(TOP)/src/gallium/drivers/svga/libsvga.a
-
-include ../../Makefile.egl_g3d
+++ /dev/null
-/* mklib expects at least one object file */
+++ /dev/null
-# src/gallium/winsys/egl_xlib/Makefile
-
-# Build softpipe/xlib/EGL driver library/object: "egl_softpipe.so"
-
-
-TOP = ../../../..
-include $(TOP)/configs/current
-
-
-DRIVER_NAME = egl_softpipe.so
-
-
-INCLUDE_DIRS = \
- -I$(TOP)/include \
- -I$(TOP)/src/egl/main \
- -I$(TOP)/src/mesa \
- -I$(TOP)/src/mesa/main \
- -I$(TOP)/src/gallium/include \
- -I$(TOP)/src/gallium/drivers \
- -I$(TOP)/src/gallium/auxiliary
-
-WINSYS_SOURCES = \
- egl_xlib.c \
- sw_winsys.c
-
-WINSYS_OBJECTS = $(WINSYS_SOURCES:.c=.o)
-
-
-LIBS = \
- $(GALLIUM_DRIVERS) \
- $(GALLIUM_AUXILIARIES)
-LIB_DEPS = $(EGL_LIB_DEPS) -lm -lX11
-
-LOCAL_CFLAGS =
-
-
-.c.o:
- $(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $(LOCAL_CFLAGS) $< -o $@
-
-
-.PHONY: library
-
-
-default: depend library Makefile
-
-
-library: $(TOP)/$(LIB_DIR)/$(DRIVER_NAME)
-
-
-# Make the egl_softpipe.so library
-$(TOP)/$(LIB_DIR)/$(DRIVER_NAME): $(WINSYS_OBJECTS) $(LIBS)
- $(TOP)/bin/mklib -o $(DRIVER_NAME) \
- -linker "$(CC)" \
- -noprefix \
- -install $(TOP)/$(LIB_DIR) \
- $(MKLIB_OPTIONS) $(WINSYS_OBJECTS) \
- -Wl,--whole-archive $(LIBS) -Wl,--no-whole-archive \
- $(LIB_DEPS)
-
-
-depend: $(WINSYS_SOURCES)
- @ echo "running $(MKDEP)"
- @ rm -f depend # workaround oops on gutsy?!?
- @ touch depend
- @ $(MKDEP) $(MKDEP_OPTIONS) $(DEFINES) $(INCLUDE_DIRS) $(WINSYS_SOURCES) \
- > /dev/null 2>/dev/null
-
-
-install: default
- $(INSTALL) -d $(INSTALL_DIR)/$(LIB_DIR)
- @if [ -e $(TOP)/$(LIB_DIR) ]; then \
- $(MINSTALL) $(TOP)/$(LIB_DIR)/$(DRIVER_NAME) $(INSTALL_DIR)/$(LIB_DIR); \
- fi
-
-
-# Emacs tags
-tags:
- etags `find . -name \*.[ch]` $(TOP)/include/GL/*.h
-
-clean:
- -rm -f *.o *~ *.bak
-
-
-include depend
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-/**
- * EGL / softpipe / xlib winsys module
- *
- * Authors: Brian Paul
- */
-
-
-#include <dlfcn.h>
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-
-#include "pipe/p_compiler.h"
-#include "pipe/p_format.h"
-#include "pipe/p_state.h"
-#include "pipe/internal/p_winsys_screen.h"
-#include "util/u_memory.h"
-#include "util/u_math.h"
-#include "softpipe/sp_winsys.h"
-#include "softpipe/sp_texture.h"
-
-#include "eglconfig.h"
-#include "eglconfigutil.h"
-#include "eglcontext.h"
-#include "egldisplay.h"
-#include "egldriver.h"
-#include "eglglobals.h"
-#include "egllog.h"
-#include "eglsurface.h"
-
-#include "state_tracker/st_public.h"
-
-#include "sw_winsys.h"
-
-
-/** subclass of _EGLDriver */
-struct xlib_egl_driver
-{
- _EGLDriver Base; /**< base class */
- EGLint apis;
-};
-
-
-/** driver data of _EGLDisplay */
-struct xlib_egl_display
-{
- Display *Dpy;
-
- struct pipe_winsys *winsys;
- struct pipe_screen *screen;
-};
-
-
-/** subclass of _EGLContext */
-struct xlib_egl_context
-{
- _EGLContext Base; /**< base class */
-
- struct pipe_context *pipe; /**< Gallium driver context */
- struct st_context *Context; /**< Mesa/gallium state tracker context */
-};
-
-
-/** subclass of _EGLSurface */
-struct xlib_egl_surface
-{
- _EGLSurface Base; /**< base class */
-
- /* These are set for window surface */
- Display *Dpy; /**< The X Display of the window */
- Window Win; /**< The user-created window ID */
- GC Gc;
- XVisualInfo VisInfo;
-
- struct pipe_winsys *winsys;
-
- struct st_framebuffer *Framebuffer;
-};
-
-
-static void
-flush_frontbuffer(struct pipe_winsys *pws,
- struct pipe_surface *psurf,
- void *context_private);
-
-
-/** cast wrapper */
-static INLINE struct xlib_egl_driver *
-xlib_egl_driver(_EGLDriver *drv)
-{
- return (struct xlib_egl_driver *) drv;
-}
-
-
-static INLINE struct xlib_egl_display *
-xlib_egl_display(_EGLDisplay *dpy)
-{
- return (struct xlib_egl_display *) dpy->DriverData;
-}
-
-
-static INLINE struct xlib_egl_surface *
-lookup_surface(_EGLSurface *surf)
-{
- return (struct xlib_egl_surface *) surf;
-}
-
-
-static INLINE struct xlib_egl_context *
-lookup_context(_EGLContext *ctx)
-{
- return (struct xlib_egl_context *) ctx;
-}
-
-
-/**
- * Create the EGLConfigs. (one per X visual)
- */
-static void
-create_configs(struct xlib_egl_display *xdpy, _EGLDisplay *disp)
-{
- static const EGLint all_apis = (EGL_OPENGL_ES_BIT |
- EGL_OPENGL_ES2_BIT |
- EGL_OPENVG_BIT |
- EGL_OPENGL_BIT);
- XVisualInfo *visInfo, visTemplate;
- int num_visuals, i;
-
- /* get list of all X visuals, create an EGL config for each */
- visTemplate.screen = DefaultScreen(xdpy->Dpy);
- visInfo = XGetVisualInfo(xdpy->Dpy, VisualScreenMask,
- &visTemplate, &num_visuals);
- if (!visInfo) {
- printf("egl_xlib.c: couldn't get any X visuals\n");
- abort();
- }
-
- for (i = 0; i < num_visuals; i++) {
- _EGLConfig *config = calloc(1, sizeof(_EGLConfig));
- int id = i + 1;
- int rbits = util_bitcount(visInfo[i].red_mask);
- int gbits = util_bitcount(visInfo[i].green_mask);
- int bbits = util_bitcount(visInfo[i].blue_mask);
- int abits = bbits == 8 ? 8 : 0;
- int zbits = 24;
- int sbits = 8;
- int visid = visInfo[i].visualid;
-#if defined(__cplusplus) || defined(c_plusplus)
- int vistype = visInfo[i].c_class;
-#else
- int vistype = visInfo[i].class;
-#endif
-
- _eglInitConfig(config, id);
- SET_CONFIG_ATTRIB(config, EGL_BUFFER_SIZE, rbits + gbits + bbits + abits);
- SET_CONFIG_ATTRIB(config, EGL_RED_SIZE, rbits);
- SET_CONFIG_ATTRIB(config, EGL_GREEN_SIZE, gbits);
- SET_CONFIG_ATTRIB(config, EGL_BLUE_SIZE, bbits);
- SET_CONFIG_ATTRIB(config, EGL_ALPHA_SIZE, abits);
- SET_CONFIG_ATTRIB(config, EGL_DEPTH_SIZE, zbits);
- SET_CONFIG_ATTRIB(config, EGL_STENCIL_SIZE, sbits);
- SET_CONFIG_ATTRIB(config, EGL_NATIVE_VISUAL_ID, visid);
- SET_CONFIG_ATTRIB(config, EGL_NATIVE_VISUAL_TYPE, vistype);
- SET_CONFIG_ATTRIB(config, EGL_NATIVE_RENDERABLE, EGL_FALSE);
- SET_CONFIG_ATTRIB(config, EGL_CONFORMANT, all_apis);
- SET_CONFIG_ATTRIB(config, EGL_RENDERABLE_TYPE, all_apis);
- SET_CONFIG_ATTRIB(config, EGL_SURFACE_TYPE, EGL_WINDOW_BIT | EGL_PBUFFER_BIT);
- SET_CONFIG_ATTRIB(config, EGL_BIND_TO_TEXTURE_RGBA, EGL_TRUE);
- SET_CONFIG_ATTRIB(config, EGL_BIND_TO_TEXTURE_RGB, EGL_TRUE);
-
- _eglAddConfig(disp, config);
- }
-
- XFree(visInfo);
-}
-
-
-/**
- * Called via eglInitialize(), drv->API.Initialize().
- */
-static EGLBoolean
-xlib_eglInitialize(_EGLDriver *drv, _EGLDisplay *dpy,
- EGLint *major, EGLint *minor)
-{
- struct xlib_egl_driver *xdrv = xlib_egl_driver(drv);
- struct xlib_egl_display *xdpy;
-
- xdpy = CALLOC_STRUCT(xlib_egl_display);
- if (!xdpy)
- return _eglError(EGL_BAD_ALLOC, "eglInitialize");
-
- xdpy->Dpy = (Display *) dpy->NativeDisplay;
- if (!xdpy->Dpy) {
- xdpy->Dpy = XOpenDisplay(NULL);
- if (!xdpy->Dpy) {
- free(xdpy);
- return EGL_FALSE;
- }
- }
-
- /* create winsys and pipe screen */
- xdpy->winsys = create_sw_winsys();
- if (!xdpy->winsys) {
- free(xdpy);
- return _eglError(EGL_BAD_ALLOC, "eglInitialize");
- }
- xdpy->winsys->flush_frontbuffer = flush_frontbuffer;
- xdpy->screen = softpipe_create_screen(xdpy->winsys);
- if (!xdpy->screen) {
- free(xdpy->winsys);
- free(xdpy);
- return _eglError(EGL_BAD_ALLOC, "eglInitialize");
- }
-
- dpy->DriverData = (void *) xdpy;
- dpy->ClientAPIsMask = xdrv->apis;
-
- create_configs(xdpy, dpy);
-
- /* we're supporting EGL 1.4 */
- *major = 1;
- *minor = 4;
-
- return EGL_TRUE;
-}
-
-
-/**
- * Called via eglTerminate(), drv->API.Terminate().
- */
-static EGLBoolean
-xlib_eglTerminate(_EGLDriver *drv, _EGLDisplay *dpy)
-{
- struct xlib_egl_display *xdpy = xlib_egl_display(dpy);
-
- _eglReleaseDisplayResources(drv, dpy);
- _eglCleanupDisplay(dpy);
-
- xdpy->screen->destroy(xdpy->screen);
- free(xdpy->winsys);
-
- if (!dpy->NativeDisplay)
- XCloseDisplay(xdpy->Dpy);
- free(xdpy);
-
- return EGL_TRUE;
-}
-
-
-static _EGLProc
-xlib_eglGetProcAddress(_EGLDriver *drv, const char *procname)
-{
- return (_EGLProc) st_get_proc_address(procname);
-}
-
-
-static void
-get_drawable_visual_info(Display *dpy, Drawable d, XVisualInfo *visInfo)
-{
- XWindowAttributes attr;
- XVisualInfo visTemp, *vis;
- int num_visuals;
-
- XGetWindowAttributes(dpy, d, &attr);
-
- visTemp.screen = DefaultScreen(dpy);
- visTemp.visualid = attr.visual->visualid;
- vis = XGetVisualInfo(dpy,
- (VisualScreenMask | VisualIDMask),
- &visTemp, &num_visuals);
- if (vis)
- *visInfo = *vis;
-
- XFree(vis);
-}
-
-
-
-/** Get size of given window */
-static Status
-get_drawable_size(Display *dpy, Drawable d, uint *width, uint *height)
-{
- Window root;
- Status stat;
- int xpos, ypos;
- unsigned int w, h, bw, depth;
- stat = XGetGeometry(dpy, d, &root, &xpos, &ypos, &w, &h, &bw, &depth);
- *width = w;
- *height = h;
- return stat;
-}
-
-
-static void
-check_and_update_buffer_size(struct xlib_egl_surface *surface)
-{
- uint width, height;
- if (surface->Base.Type == EGL_PBUFFER_BIT) {
- width = surface->Base.Width;
- height = surface->Base.Height;
- }
- else {
- get_drawable_size(surface->Dpy, surface->Win, &width, &height);
- }
- st_resize_framebuffer(surface->Framebuffer, width, height);
- surface->Base.Width = width;
- surface->Base.Height = height;
-}
-
-
-
-static void
-display_surface(struct pipe_winsys *pws,
- struct pipe_surface *psurf,
- struct xlib_egl_surface *xsurf)
-{
- struct softpipe_texture *spt = softpipe_texture(psurf->texture);
- XImage *ximage;
- void *data;
-
- if (xsurf->Base.Type == EGL_PBUFFER_BIT)
- return;
-
- ximage = XCreateImage(xsurf->Dpy,
- xsurf->VisInfo.visual,
- xsurf->VisInfo.depth,
- ZPixmap, 0, /* format, offset */
- NULL, /* data */
- 0, 0, /* size */
- 32, /* bitmap_pad */
- 0); /* bytes_per_line */
-
-
- assert(ximage->format);
- assert(ximage->bitmap_unit);
-
- data = pws->buffer_map(pws, spt->buffer, 0);
-
- /* update XImage's fields */
- ximage->data = data;
- ximage->width = psurf->width;
- ximage->height = psurf->height;
- ximage->bytes_per_line = spt->stride[psurf->level];
-
- XPutImage(xsurf->Dpy, xsurf->Win, xsurf->Gc,
- ximage, 0, 0, 0, 0, psurf->width, psurf->height);
-
- XSync(xsurf->Dpy, 0);
-
- ximage->data = NULL;
- XDestroyImage(ximage);
-
- pws->buffer_unmap(pws, spt->buffer);
-}
-
-
-
-/** Display gallium surface in X window */
-static void
-flush_frontbuffer(struct pipe_winsys *pws,
- struct pipe_surface *psurf,
- void *context_private)
-{
- struct xlib_egl_surface *xsurf = (struct xlib_egl_surface *) context_private;
- display_surface(pws, psurf, xsurf);
-}
-
-
-
-/**
- * Called via eglCreateContext(), drv->API.CreateContext().
- */
-static _EGLContext *
-xlib_eglCreateContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
- _EGLContext *share_list, const EGLint *attrib_list)
-{
- struct xlib_egl_display *xdpy = xlib_egl_display(dpy);
- struct xlib_egl_context *ctx;
- struct st_context *share_ctx = NULL; /* XXX fix */
- __GLcontextModes visual;
-
- ctx = CALLOC_STRUCT(xlib_egl_context);
- if (!ctx)
- return NULL;
-
- /* let EGL lib init the common stuff */
- if (!_eglInitContext(drv, &ctx->Base, conf, attrib_list)) {
- free(ctx);
- return NULL;
- }
-
- /* API-dependent context creation */
- switch (ctx->Base.ClientAPI) {
- case EGL_OPENVG_API:
- case EGL_OPENGL_ES_API:
- _eglLog(_EGL_DEBUG, "Create Context for ES version %d\n",
- ctx->Base.ClientVersion);
- /* fall-through */
- case EGL_OPENGL_API:
- /* create a softpipe context */
- ctx->pipe = softpipe_create(xdpy->screen);
- /* Now do xlib / state tracker inits here */
- _eglConfigToContextModesRec(conf, &visual);
- ctx->Context = st_create_context(ctx->pipe, &visual, share_ctx);
- break;
- default:
- _eglError(EGL_BAD_MATCH, "eglCreateContext(unsupported API)");
- free(ctx);
- return NULL;
- }
-
- return &ctx->Base;
-}
-
-
-static EGLBoolean
-xlib_eglDestroyContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx)
-{
- struct xlib_egl_context *context = lookup_context(ctx);
-
- if (!_eglIsContextBound(&context->Base)) {
- /* API-dependent clean-up */
- switch (context->Base.ClientAPI) {
- case EGL_OPENGL_ES_API:
- case EGL_OPENVG_API:
- /* fall-through */
- case EGL_OPENGL_API:
- st_destroy_context(context->Context);
- break;
- default:
- assert(0);
- }
- free(context);
- }
- return EGL_TRUE;
-}
-
-
-/**
- * Called via eglMakeCurrent(), drv->API.MakeCurrent().
- */
-static EGLBoolean
-xlib_eglMakeCurrent(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLSurface *draw, _EGLSurface *read, _EGLContext *ctx)
-{
- struct xlib_egl_context *context = lookup_context(ctx);
- struct xlib_egl_surface *draw_surf = lookup_surface(draw);
- struct xlib_egl_surface *read_surf = lookup_surface(read);
- struct st_context *oldcontext = NULL;
- _EGLContext *oldctx;
-
- oldctx = _eglGetCurrentContext();
- if (oldctx && _eglIsContextLinked(oldctx))
- oldcontext = st_get_current();
-
- if (!_eglMakeCurrent(drv, dpy, draw, read, ctx))
- return EGL_FALSE;
-
- /* Flush before switching context. Check client API? */
- if (oldcontext)
- st_flush(oldcontext, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME, NULL);
- st_make_current((context ? context->Context : NULL),
- (draw_surf ? draw_surf->Framebuffer : NULL),
- (read_surf ? read_surf->Framebuffer : NULL));
-
- if (draw_surf)
- check_and_update_buffer_size(draw_surf);
- if (read_surf && read_surf != draw_surf)
- check_and_update_buffer_size(draw_surf);
-
- return EGL_TRUE;
-}
-
-
-static enum pipe_format
-choose_color_format(const __GLcontextModes *visual)
-{
- if (visual->redBits == 8 &&
- visual->greenBits == 8 &&
- visual->blueBits == 8 &&
- visual->alphaBits == 8) {
- /* XXX this really also depends on the ordering of R,G,B,A */
- return PIPE_FORMAT_A8R8G8B8_UNORM;
- }
- else {
- assert(0);
- return PIPE_FORMAT_NONE;
- }
-}
-
-
-static enum pipe_format
-choose_depth_format(const __GLcontextModes *visual)
-{
- if (visual->depthBits > 0)
- return PIPE_FORMAT_S8Z24_UNORM;
- else
- return PIPE_FORMAT_NONE;
-}
-
-
-static enum pipe_format
-choose_stencil_format(const __GLcontextModes *visual)
-{
- if (visual->stencilBits > 0)
- return PIPE_FORMAT_S8Z24_UNORM;
- else
- return PIPE_FORMAT_NONE;
-}
-
-
-/**
- * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
- */
-static _EGLSurface *
-xlib_eglCreateWindowSurface(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
- NativeWindowType window, const EGLint *attrib_list)
-{
- struct xlib_egl_display *xdpy = xlib_egl_display(disp);
- struct xlib_egl_surface *surf;
- __GLcontextModes visual;
- uint width, height;
-
- surf = CALLOC_STRUCT(xlib_egl_surface);
- if (!surf)
- return NULL;
-
- /* Let EGL lib init the common stuff */
- if (!_eglInitSurface(drv, &surf->Base, EGL_WINDOW_BIT,
- conf, attrib_list)) {
- free(surf);
- return NULL;
- }
-
- /*
- * Now init the Xlib and gallium stuff
- */
- surf->Win = (Window) window; /* The X window ID */
- surf->Dpy = xdpy->Dpy; /* The X display */
- surf->Gc = XCreateGC(surf->Dpy, surf->Win, 0, NULL);
-
- surf->winsys = xdpy->winsys;
-
- _eglConfigToContextModesRec(conf, &visual);
- get_drawable_size(surf->Dpy, surf->Win, &width, &height);
- get_drawable_visual_info(surf->Dpy, surf->Win, &surf->VisInfo);
-
- surf->Base.Width = width;
- surf->Base.Height = height;
-
- /* Create GL statetracker framebuffer */
- surf->Framebuffer = st_create_framebuffer(&visual,
- choose_color_format(&visual),
- choose_depth_format(&visual),
- choose_stencil_format(&visual),
- width, height,
- (void *) surf);
-
- st_resize_framebuffer(surf->Framebuffer, width, height);
-
- return &surf->Base;
-}
-
-
-static _EGLSurface *
-xlib_eglCreatePbufferSurface(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
- const EGLint *attrib_list)
-{
- struct xlib_egl_display *xdpy = xlib_egl_display(disp);
- struct xlib_egl_surface *surf;
- __GLcontextModes visual;
- uint width, height;
- EGLBoolean bind_texture;
-
- surf = CALLOC_STRUCT(xlib_egl_surface);
- if (!surf) {
- _eglError(EGL_BAD_ALLOC, "eglCreatePbufferSurface");
- return NULL;
- }
-
- if (!_eglInitSurface(drv, &surf->Base, EGL_PBUFFER_BIT,
- conf, attrib_list)) {
- free(surf);
- return NULL;
- }
- if (surf->Base.Width < 0 || surf->Base.Height < 0) {
- _eglError(EGL_BAD_PARAMETER, "eglCreatePbufferSurface");
- free(surf);
- return NULL;
- }
-
- bind_texture = (surf->Base.TextureFormat != EGL_NO_TEXTURE);
- width = (uint) surf->Base.Width;
- height = (uint) surf->Base.Height;
- if ((surf->Base.TextureTarget == EGL_NO_TEXTURE && bind_texture) ||
- (surf->Base.TextureTarget != EGL_NO_TEXTURE && !bind_texture)) {
- _eglError(EGL_BAD_MATCH, "eglCreatePbufferSurface");
- free(surf);
- return NULL;
- }
- /* a framebuffer of zero width or height confuses st */
- if (width == 0 || height == 0) {
- _eglError(EGL_BAD_MATCH, "eglCreatePbufferSurface");
- free(surf);
- return NULL;
- }
- /* no mipmap generation */
- if (surf->Base.MipmapTexture) {
- _eglError(EGL_BAD_MATCH, "eglCreatePbufferSurface");
- free(surf);
- return NULL;
- }
-
- surf->winsys = xdpy->winsys;
-
- _eglConfigToContextModesRec(conf, &visual);
-
- /* Create GL statetracker framebuffer */
- surf->Framebuffer = st_create_framebuffer(&visual,
- choose_color_format(&visual),
- choose_depth_format(&visual),
- choose_stencil_format(&visual),
- width, height,
- (void *) surf);
- st_resize_framebuffer(surf->Framebuffer, width, height);
-
- return &surf->Base;
-}
-
-
-static EGLBoolean
-xlib_eglDestroySurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface)
-{
- struct xlib_egl_surface *surf = lookup_surface(surface);
- if (!_eglIsSurfaceBound(&surf->Base)) {
- if (surf->Base.Type != EGL_PBUFFER_BIT)
- XFreeGC(surf->Dpy, surf->Gc);
- st_unreference_framebuffer(surf->Framebuffer);
- free(surf);
- }
- return EGL_TRUE;
-}
-
-
-static EGLBoolean
-xlib_eglBindTexImage(_EGLDriver *drv, _EGLDisplay *dpy,
- _EGLSurface *surface, EGLint buffer)
-{
- struct xlib_egl_surface *xsurf = lookup_surface(surface);
- struct xlib_egl_context *xctx;
- struct pipe_surface *psurf;
- enum pipe_format format;
- int target;
-
- if (!xsurf || xsurf->Base.Type != EGL_PBUFFER_BIT)
- return _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
- if (buffer != EGL_BACK_BUFFER)
- return _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
- if (xsurf->Base.BoundToTexture)
- return _eglError(EGL_BAD_ACCESS, "eglBindTexImage");
-
- /* this should be updated when choose_color_format is */
- switch (xsurf->Base.TextureFormat) {
- case EGL_TEXTURE_RGB:
- format = PIPE_FORMAT_R8G8B8_UNORM;
- break;
- case EGL_TEXTURE_RGBA:
- format = PIPE_FORMAT_A8R8G8B8_UNORM;
- break;
- default:
- return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
- }
-
- switch (xsurf->Base.TextureTarget) {
- case EGL_TEXTURE_2D:
- target = ST_TEXTURE_2D;
- break;
- default:
- return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
- }
-
- /* flush properly */
- if (eglGetCurrentSurface(EGL_DRAW) == surface) {
- xctx = lookup_context(_eglGetCurrentContext());
- st_flush(xctx->Context, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME,
- NULL);
- }
- else if (_eglIsSurfaceBound(&xsurf->Base)) {
- xctx = lookup_context(xsurf->Base.Binding);
- if (xctx)
- st_finish(xctx->Context);
- }
-
- st_get_framebuffer_surface(xsurf->Framebuffer, ST_SURFACE_BACK_LEFT,
- &psurf);
- st_bind_texture_surface(psurf, target, xsurf->Base.MipmapLevel, format);
- xsurf->Base.BoundToTexture = EGL_TRUE;
-
- return EGL_TRUE;
-}
-
-
-static EGLBoolean
-xlib_eglReleaseTexImage(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface,
- EGLint buffer)
-{
- struct xlib_egl_surface *xsurf = lookup_surface(surface);
- struct pipe_surface *psurf;
-
- if (!xsurf || xsurf->Base.Type != EGL_PBUFFER_BIT ||
- !xsurf->Base.BoundToTexture)
- return _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
- if (buffer != EGL_BACK_BUFFER)
- return _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
-
- st_get_framebuffer_surface(xsurf->Framebuffer, ST_SURFACE_BACK_LEFT,
- &psurf);
- st_unbind_texture_surface(psurf, ST_TEXTURE_2D, xsurf->Base.MipmapLevel);
- xsurf->Base.BoundToTexture = EGL_FALSE;
-
- return EGL_TRUE;
-}
-
-
-static EGLBoolean
-xlib_eglSwapBuffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw)
-{
- struct xlib_egl_surface *xsurf = lookup_surface(draw);
- struct pipe_winsys *pws = xsurf->winsys;
- struct pipe_surface *psurf;
-
- st_get_framebuffer_surface(xsurf->Framebuffer, ST_SURFACE_BACK_LEFT,
- &psurf);
-
- st_notify_swapbuffers(xsurf->Framebuffer);
-
- display_surface(pws, psurf, xsurf);
-
- check_and_update_buffer_size(xsurf);
-
- return EGL_TRUE;
-}
-
-
-/**
- * Determine which API(s) is(are) present by looking for some specific
- * global symbols.
- */
-static EGLint
-find_supported_apis(void)
-{
- EGLint mask = 0;
- void *handle;
-
- handle = dlopen(NULL, RTLD_LAZY | RTLD_LOCAL);
- if(!handle)
- return mask;
-
- if (dlsym(handle, "st_api_OpenGL_ES1"))
- mask |= EGL_OPENGL_ES_BIT;
-
- if (dlsym(handle, "st_api_OpenGL_ES2"))
- mask |= EGL_OPENGL_ES2_BIT;
-
- if (dlsym(handle, "st_api_OpenGL"))
- mask |= EGL_OPENGL_BIT;
-
- if (dlsym(handle, "st_api_OpenVG"))
- mask |= EGL_OPENVG_BIT;
-
- dlclose(handle);
-
- return mask;
-}
-
-
-static void
-xlib_Unload(_EGLDriver *drv)
-{
- struct xlib_egl_driver *xdrv = xlib_egl_driver(drv);
- free(xdrv);
-}
-
-
-/**
- * This is the main entrypoint into the driver.
- * Called by libEGL to instantiate an _EGLDriver object.
- */
-_EGLDriver *
-_eglMain(const char *args)
-{
- struct xlib_egl_driver *xdrv;
-
- _eglLog(_EGL_INFO, "Entering EGL/Xlib _eglMain(%s)", args);
-
- xdrv = CALLOC_STRUCT(xlib_egl_driver);
- if (!xdrv)
- return NULL;
-
- _eglInitDriverFallbacks(&xdrv->Base);
- xdrv->Base.API.Initialize = xlib_eglInitialize;
- xdrv->Base.API.Terminate = xlib_eglTerminate;
- xdrv->Base.API.GetProcAddress = xlib_eglGetProcAddress;
- xdrv->Base.API.CreateContext = xlib_eglCreateContext;
- xdrv->Base.API.DestroyContext = xlib_eglDestroyContext;
- xdrv->Base.API.CreateWindowSurface = xlib_eglCreateWindowSurface;
- xdrv->Base.API.CreatePbufferSurface = xlib_eglCreatePbufferSurface;
- xdrv->Base.API.DestroySurface = xlib_eglDestroySurface;
- xdrv->Base.API.BindTexImage = xlib_eglBindTexImage;
- xdrv->Base.API.ReleaseTexImage = xlib_eglReleaseTexImage;
- xdrv->Base.API.MakeCurrent = xlib_eglMakeCurrent;
- xdrv->Base.API.SwapBuffers = xlib_eglSwapBuffers;
-
- xdrv->apis = find_supported_apis();
- if (xdrv->apis == 0x0) {
- /* the app isn't directly linked with any EGL-supprted APIs
- * (such as libGLESv2.so) so use an EGL utility to see what
- * APIs might be loaded dynamically on this system.
- */
- xdrv->apis = _eglFindAPIs();
- }
-
- xdrv->Base.Name = "Xlib/softpipe";
- xdrv->Base.Unload = xlib_Unload;
-
- return &xdrv->Base;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-/**
- * Totally software-based winsys layer.
- * Note that the one winsys function that we can't implement here
- * is flush_frontbuffer().
- * Whoever uses this code will have to provide that.
- *
- * Authors: Brian Paul
- */
-
-
-#include "pipe/internal/p_winsys_screen.h"
-#include "pipe/p_state.h"
-#include "pipe/p_inlines.h"
-#include "util/u_format.h"
-#include "util/u_math.h"
-#include "util/u_memory.h"
-
-#include "sw_winsys.h"
-
-
-
-/** Subclass of pipe_winsys */
-struct sw_pipe_winsys
-{
- struct pipe_winsys Base;
- /* no extra fields for now */
-};
-
-
-/** subclass of pipe_buffer */
-struct sw_pipe_buffer
-{
- struct pipe_buffer Base;
- boolean UserBuffer; /** Is this a user-space buffer? */
- void *Data;
- void *Mapped;
-};
-
-
-/** cast wrapper */
-static INLINE struct sw_pipe_buffer *
-sw_pipe_buffer(struct pipe_buffer *b)
-{
- return (struct sw_pipe_buffer *) b;
-}
-
-
-static const char *
-get_name(struct pipe_winsys *pws)
-{
- return "software";
-}
-
-
-/** Create new pipe_buffer and allocate storage of given size */
-static struct pipe_buffer *
-buffer_create(struct pipe_winsys *pws,
- unsigned alignment,
- unsigned usage,
- unsigned size)
-{
- struct sw_pipe_buffer *buffer = CALLOC_STRUCT(sw_pipe_buffer);
- if (!buffer)
- return NULL;
-
- pipe_reference_init(&buffer->Base.reference, 1);
- buffer->Base.alignment = alignment;
- buffer->Base.usage = usage;
- buffer->Base.size = size;
-
- /* align to 16-byte multiple for Cell */
- buffer->Data = align_malloc(size, MAX2(alignment, 16));
-
- return &buffer->Base;
-}
-
-
-/**
- * Create buffer which wraps user-space data.
- */
-static struct pipe_buffer *
-user_buffer_create(struct pipe_winsys *pws, void *ptr, unsigned bytes)
-{
- struct sw_pipe_buffer *buffer = CALLOC_STRUCT(sw_pipe_buffer);
- if (!buffer)
- return NULL;
-
- pipe_reference_init(&buffer->Base.reference, 1);
- buffer->Base.size = bytes;
- buffer->UserBuffer = TRUE;
- buffer->Data = ptr;
-
- return &buffer->Base;
-}
-
-
-static void *
-buffer_map(struct pipe_winsys *pws, struct pipe_buffer *buf, unsigned flags)
-{
- struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
- buffer->Mapped = buffer->Data;
- return buffer->Mapped;
-}
-
-
-static void
-buffer_unmap(struct pipe_winsys *pws, struct pipe_buffer *buf)
-{
- struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
- buffer->Mapped = NULL;
-}
-
-
-static void
-buffer_destroy(struct pipe_buffer *buf)
-{
- struct sw_pipe_buffer *buffer = sw_pipe_buffer(buf);
-
- if (buffer->Data && !buffer->UserBuffer) {
- align_free(buffer->Data);
- buffer->Data = NULL;
- }
-
- free(buffer);
-}
-
-
-static struct pipe_buffer *
-surface_buffer_create(struct pipe_winsys *winsys,
- unsigned width, unsigned height,
- enum pipe_format format,
- unsigned usage,
- unsigned tex_usage,
- unsigned *stride)
-{
- const unsigned alignment = 64;
- unsigned nblocksy;
-
- nblocksy = util_format_get_nblocksy(format, height);
- *stride = align(util_format_get_stride(format, width), alignment);
-
- return winsys->buffer_create(winsys, alignment,
- usage,
- *stride * nblocksy);
-}
-
-
-static void
-fence_reference(struct pipe_winsys *sws, struct pipe_fence_handle **ptr,
- struct pipe_fence_handle *fence)
-{
- /* no-op */
-}
-
-
-static int
-fence_signalled(struct pipe_winsys *sws, struct pipe_fence_handle *fence,
- unsigned flag)
-{
- /* no-op */
- return 0;
-}
-
-
-static int
-fence_finish(struct pipe_winsys *sws, struct pipe_fence_handle *fence,
- unsigned flag)
-{
- /* no-op */
- return 0;
-}
-
-
-/**
- * Create/return a new pipe_winsys object.
- */
-struct pipe_winsys *
-create_sw_winsys(void)
-{
- struct sw_pipe_winsys *ws = CALLOC_STRUCT(sw_pipe_winsys);
- if (!ws)
- return NULL;
-
- /* Fill in this struct with callbacks that pipe will need to
- * communicate with the window system, buffer manager, etc.
- */
- ws->Base.buffer_create = buffer_create;
- ws->Base.user_buffer_create = user_buffer_create;
- ws->Base.buffer_map = buffer_map;
- ws->Base.buffer_unmap = buffer_unmap;
- ws->Base.buffer_destroy = buffer_destroy;
-
- ws->Base.surface_buffer_create = surface_buffer_create;
-
- ws->Base.fence_reference = fence_reference;
- ws->Base.fence_signalled = fence_signalled;
- ws->Base.fence_finish = fence_finish;
-
- ws->Base.flush_frontbuffer = NULL; /* not implemented here! */
-
- ws->Base.get_name = get_name;
-
- return &ws->Base;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#ifndef SW_WINSYS_H
-#define SW_WINSYS_H
-
-
-struct pipe_winsys;
-
-
-extern struct pipe_winsys *
-create_sw_winsys(void);
-
-
-#endif /* SW_WINSYS_H */
XImage *tempImage;
#ifdef USE_XSHM
- int shm;
+ boolean shm; /** Is this a shared memory buffer? */
XShmSegmentInfo shminfo;
#endif
};
&b->shminfo,
width, height);
if (b->tempImage == NULL) {
- b->shm = 0;
+ b->shm = FALSE;
return;
}
mesaXErrorFlag = 0;
XDestroyImage(b->tempImage);
b->tempImage = NULL;
- b->shm = 0;
+ b->shm = FALSE;
(void) XSetErrorHandler(old_handler);
return;
}
- b->shm = 1;
+ b->shm = TRUE;
}
#endif /* USE_XSHM */
{
struct xm_buffer *oldBuf = xm_buffer(buf);
+ /*
+ * Note oldBuf->data may point to one of three things:
+ * 1. XShm shared memory image data
+ * 2. User-provided (wrapped) memory, see xm_user_buffer_create()
+ * 3. Regular, malloc'd memory
+ * We need to be careful with freeing that data now.
+ */
+
if (oldBuf->data) {
#ifdef USE_XSHM
if (oldBuf->shminfo.shmid >= 0) {
oldBuf->shminfo.shmid = -1;
oldBuf->shminfo.shmaddr = (char *) -1;
}
- else
+
+ if (oldBuf->shm) {
+ oldBuf->data = NULL;
+ }
+
+ if (oldBuf->tempImage) {
+ XDestroyImage(oldBuf->tempImage);
+ oldBuf->tempImage = NULL;
+ }
#endif
- {
- if (!oldBuf->userBuffer) {
- align_free(oldBuf->data);
- }
+
+ if (oldBuf->data && !oldBuf->userBuffer) {
+ /* this was regular malloc'd memory */
+ align_free(oldBuf->data);
}
oldBuf->data = NULL;
buffer->base.usage = usage;
buffer->base.size = size;
- if (buffer->data == NULL) {
- /* align to 16-byte multiple for Cell */
- buffer->data = align_malloc(size, max(alignment, 16));
- }
+ /* align to 16-byte multiple for Cell */
+ buffer->data = align_malloc(size, max(alignment, 16));
return &buffer->base;
}
__glXSetCurrentContext(&dummyContext);
#ifdef GLX_DIRECT_RENDERING
_glapi_set_dispatch(NULL); /* no-op functions */
+ _glapi_set_context(NULL);
#endif
}
'main/dispatch.c',
'glapi/glapi.c',
'glapi/glapi_getproc.c',
+ 'glapi/glapi_nop.c',
'glapi/glthread.c',
]
# define READ_RGBA( rgba, _x, _y ) \
do { \
GLuint p = GET_VALUE(_x, _y); \
- *((uint32_t *) rgba) = (t << 8) | 0xff; \
+ *((uint32_t *) rgba) = (p << 8) | 0xff; \
} while (0)
# else
# define READ_RGBA( rgba, _x, _y ) \
LIBNAME = fb_dri.so
-ifeq ($(USING_EGL), 1)
-EGL_SOURCES = server/radeon_egl.c
-endif
DRIVER_SOURCES = \
fb_dri.c \
+++ /dev/null
-/*
- * Test egl driver for fb_dri.so
- */
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <sys/mman.h>
-#include <linux/fb.h>
-
-#include "utils.h"
-#include "buffers.h"
-#include "main/extensions.h"
-#include "main/framebuffer.h"
-#include "main/renderbuffer.h"
-#include "vbo/vbo.h"
-#include "swrast/swrast.h"
-#include "swrast_setup/swrast_setup.h"
-#include "tnl/tnl.h"
-#include "tnl/tcontext.h"
-#include "tnl/t_pipeline.h"
-#include "drivers/common/driverfuncs.h"
-#include "drirenderbuffer.h"
-
-#include "eglconfig.h"
-#include "eglmain/context.h"
-#include "egldisplay.h"
-#include "egldriver.h"
-#include "eglglobals.h"
-#include "eglmode.h"
-#include "eglscreen.h"
-#include "eglsurface.h"
-
-extern void
-fbSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis);
-
-/**
- * fb driver-specific driver class derived from _EGLDriver
- */
-typedef struct fb_driver
-{
- _EGLDriver Base; /* base class/object */
- GLuint fbStuff;
-} fbDriver;
-
-/**
- * fb display-specific driver class derived from _EGLDisplay
- */
-typedef struct fb_display
-{
- _EGLDisplay Base; /* base class/object */
- void *pFB;
-} fbDisplay;
-
-/**
- * fb driver-specific screen class derived from _EGLScreen
- */
-typedef struct fb_screen
-{
- _EGLScreen Base;
- char fb[NAME_MAX];
-} fbScreen;
-
-
-/**
- * fb driver-specific surface class derived from _EGLSurface
- */
-typedef struct fb_surface
-{
- _EGLSurface Base; /* base class/object */
- struct gl_framebuffer *mesa_framebuffer;
-} fbSurface;
-
-
-/**
- * fb driver-specific context class derived from _EGLContext
- */
-typedef struct fb_context
-{
- _EGLContext Base; /* base class/object */
- GLcontext *glCtx;
- struct {
- __DRIcontext *context;
- __DRIscreen *screen;
- __DRIdrawable *drawable; /* drawable bound to this ctx */
- } dri;
-} fbContext, *fbContextPtr;
-
-#define FB_CONTEXT(ctx) ((fbContextPtr)(ctx->DriverCtx))
-
-
-static EGLBoolean
-fbFillInConfigs(_EGLDisplay *disp, unsigned pixel_bits, unsigned depth_bits,
- unsigned stencil_bits, GLboolean have_back_buffer) {
- _EGLConfig *configs;
- _EGLConfig *c;
- unsigned int i, num_configs;
- unsigned int depth_buffer_factor;
- unsigned int back_buffer_factor;
- GLenum fb_format;
- GLenum fb_type;
-
- /* Right now GLX_SWAP_COPY_OML isn't supported, but it would be easy
- * enough to add support. Basically, if a context is created with an
- * fbconfig where the swap method is GLX_SWAP_COPY_OML, pageflipping
- * will never be used.
- */
- static const GLenum back_buffer_modes[] = {
- GLX_NONE, GLX_SWAP_UNDEFINED_OML /*, GLX_SWAP_COPY_OML */
- };
-
- uint8_t depth_bits_array[2];
- uint8_t stencil_bits_array[2];
-
- depth_bits_array[0] = 0;
- depth_bits_array[1] = depth_bits;
-
- /* Just like with the accumulation buffer, always provide some modes
- * with a stencil buffer. It will be a sw fallback, but some apps won't
- * care about that.
- */
- stencil_bits_array[0] = 0;
- stencil_bits_array[1] = (stencil_bits == 0) ? 8 : stencil_bits;
-
- depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 2 : 1;
- back_buffer_factor = (have_back_buffer) ? 2 : 1;
-
- num_configs = depth_buffer_factor * back_buffer_factor * 2;
-
- if (pixel_bits == 16) {
- fb_format = GL_RGB;
- fb_type = GL_UNSIGNED_SHORT_5_6_5;
- } else {
- fb_format = GL_RGBA;
- fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
- }
-
- configs = calloc(sizeof(*configs), num_configs);
- c = configs;
- if (!_eglFillInConfigs(c, fb_format, fb_type,
- depth_bits_array, stencil_bits_array, depth_buffer_factor,
- back_buffer_modes, back_buffer_factor,
- GLX_TRUE_COLOR)) {
- fprintf(stderr, "[%s:%u] Error creating FBConfig!\n",
- __func__, __LINE__);
- return EGL_FALSE;
- }
-
- /* Mark the visual as slow if there are "fake" stencil bits.
- */
- for (i = 0, c = configs; i < num_configs; i++, c++) {
- int stencil = GET_CONFIG_ATTRIB(c, EGL_STENCIL_SIZE);
- if ((stencil != 0) && (stencil != stencil_bits)) {
- SET_CONFIG_ATTRIB(c, EGL_CONFIG_CAVEAT, EGL_SLOW_CONFIG);
- }
- }
-
- for (i = 0, c = configs; i < num_configs; i++, c++)
- _eglAddConfig(disp, c);
-
- free(configs);
-
- return EGL_TRUE;
-}
-
-static EGLBoolean
-fbSetupFramebuffer(fbDisplay *disp, char *fbdev)
-{
- int fd;
- char dev[20];
- struct fb_var_screeninfo varInfo;
- struct fb_fix_screeninfo fixedInfo;
-
- snprintf(dev, sizeof(dev), "/dev/%s", fbdev);
-
- /* open the framebuffer device */
- fd = open(dev, O_RDWR);
- if (fd < 0) {
- fprintf(stderr, "Error opening %s: %s\n", fbdev, strerror(errno));
- return EGL_FALSE;
- }
-
- /* get the original variable screen info */
- if (ioctl(fd, FBIOGET_VSCREENINFO, &varInfo)) {
- fprintf(stderr, "error: ioctl(FBIOGET_VSCREENINFO) failed: %s\n",
- strerror(errno));
- return EGL_FALSE;
- }
-
- /* Turn off hw accels (otherwise mmap of mmio region will be
- * refused)
- */
- if (varInfo.accel_flags) {
- varInfo.accel_flags = 0;
- if (ioctl(fd, FBIOPUT_VSCREENINFO, &varInfo)) {
- fprintf(stderr, "error: ioctl(FBIOPUT_VSCREENINFO) failed: %s\n",
- strerror(errno));
- return EGL_FALSE;
- }
- }
-
- /* Get the fixed screen info */
- if (ioctl(fd, FBIOGET_FSCREENINFO, &fixedInfo)) {
- fprintf(stderr, "error: ioctl(FBIOGET_FSCREENINFO) failed: %s\n",
- strerror(errno));
- return EGL_FALSE;
- }
-
- if (fixedInfo.visual == FB_VISUAL_DIRECTCOLOR) {
- struct fb_cmap cmap;
- unsigned short red[256], green[256], blue[256];
- int rcols = 1 << varInfo.red.length;
- int gcols = 1 << varInfo.green.length;
- int bcols = 1 << varInfo.blue.length;
- int i;
-
- cmap.start = 0;
- cmap.len = gcols;
- cmap.red = red;
- cmap.green = green;
- cmap.blue = blue;
- cmap.transp = NULL;
-
- for (i = 0; i < rcols ; i++)
- red[i] = (65536/(rcols-1)) * i;
-
- for (i = 0; i < gcols ; i++)
- green[i] = (65536/(gcols-1)) * i;
-
- for (i = 0; i < bcols ; i++)
- blue[i] = (65536/(bcols-1)) * i;
-
- if (ioctl(fd, FBIOPUTCMAP, (void *) &cmap) < 0) {
- fprintf(stderr, "ioctl(FBIOPUTCMAP) failed [%d]\n", i);
- exit(1);
- }
- }
-
- /* mmap the framebuffer into our address space */
- if (!disp->pFB)
- disp->pFB = (caddr_t)mmap(0, /* start */
- fixedInfo.smem_len, /* bytes */
- PROT_READ | PROT_WRITE, /* prot */
- MAP_SHARED, /* flags */
- fd, /* fd */
- 0); /* offset */
- if (disp->pFB == (caddr_t)-1) {
- fprintf(stderr, "error: unable to mmap framebuffer: %s\n",
- strerror(errno));
- return EGL_FALSE;
- }
-
- return EGL_TRUE;
-}
-
-const char *sysfs = "/sys/class/graphics";
-
-static EGLBoolean
-fbInitialize(_EGLDriver *drv, EGLDisplay dpy, EGLint *major, EGLint *minor)
-{
- _EGLDisplay *disp = _eglLookupDisplay(dpy);
- fbDisplay *display;
- fbScreen *s;
- _EGLScreen *scrn;
- char c;
- unsigned int x, y, r;
- DIR *dir;
- FILE *file;
- struct dirent *dirent;
- char path[NAME_MAX];
-
- /* Switch display structure to one with our private fields */
- display = calloc(1, sizeof(*display));
- display->Base = *disp;
- _eglHashInsert(_eglGlobal.Displays, disp->Handle, display);
- free(disp);
-
- *major = 1;
- *minor = 0;
-
- dir = opendir(sysfs);
- if (!dir) {
- printf("EGL - %s framebuffer device not found.", sysfs);
- return EGL_FALSE;
- }
-
- while ((dirent = readdir(dir))) { /* assignment! */
-
- if (dirent->d_name[0] != 'f')
- continue;
- if (dirent->d_name[1] != 'b')
- continue;
-
- if (fbSetupFramebuffer(display, dirent->d_name) == EGL_FALSE)
- continue;
-
- /* Create a screen */
- s = (fbScreen *) calloc(1, sizeof(fbScreen));
- if (!s)
- return EGL_FALSE;
-
- strncpy(s->fb, dirent->d_name, NAME_MAX);
- scrn = &s->Base;
- _eglInitScreen(scrn);
- _eglAddScreen(&display->Base, scrn);
-
- snprintf(path, sizeof(path), "%s/%s/modes", sysfs, s->fb);
- file = fopen(path, "r");
- while (fgets(path, sizeof(path), file)) {
- sscanf(path, "%c:%ux%u-%u", &c, &x, &y, &r);
- _eglAddMode(scrn, x, y, r * 1000, path);
- }
- fclose(file);
-
- fbFillInConfigs(&display->Base, 32, 24, 8, 1);
-
- }
- closedir(dir);
-
- drv->Initialized = EGL_TRUE;
- return EGL_TRUE;
-}
-
-
-static fbDisplay *
-Lookup_fbDisplay(EGLDisplay dpy)
-{
- _EGLDisplay *d = _eglLookupDisplay(dpy);
- return (fbDisplay *) d;
-}
-
-
-static fbScreen *
-Lookup_fbScreen(EGLDisplay dpy, EGLScreenMESA screen)
-{
- _EGLScreen *s = _eglLookupScreen(dpy, screen);
- return (fbScreen *) s;
-}
-
-
-static fbContext *
-Lookup_fbContext(EGLContext ctx)
-{
- _EGLContext *c = _eglLookupContext(ctx);
- return (fbContext *) c;
-}
-
-
-static fbSurface *
-Lookup_fbSurface(EGLSurface surf)
-{
- _EGLSurface *s = _eglLookupSurface(surf);
- return (fbSurface *) s;
-}
-
-
-static EGLBoolean
-fbTerminate(_EGLDriver *drv, EGLDisplay dpy)
-{
- fbDisplay *display = Lookup_fbDisplay(dpy);
- _eglCleanupDisplay(&display->Base);
- free(display);
- free(drv);
- return EGL_TRUE;
-}
-
-
-static const GLubyte *
-get_string(GLcontext *ctx, GLenum pname)
-{
- (void) ctx;
- switch (pname) {
- case GL_RENDERER:
- return (const GLubyte *) "Mesa dumb framebuffer";
- default:
- return NULL;
- }
-}
-
-
-static void
-update_state( GLcontext *ctx, GLuint new_state )
-{
- /* not much to do here - pass it on */
- _swrast_InvalidateState( ctx, new_state );
- _swsetup_InvalidateState( ctx, new_state );
- _vbo_InvalidateState( ctx, new_state );
- _tnl_InvalidateState( ctx, new_state );
-}
-
-
-/**
- * Called by ctx->Driver.GetBufferSize from in core Mesa to query the
- * current framebuffer size.
- */
-static void
-get_buffer_size( GLframebuffer *buffer, GLuint *width, GLuint *height )
-{
- *width = buffer->Width;
- *height = buffer->Height;
-}
-
-
-static void
-updateFramebufferSize(GLcontext *ctx)
-{
- fbContextPtr fbmesa = FB_CONTEXT(ctx);
- struct gl_framebuffer *fb = ctx->WinSysDrawBuffer;
- if (fbmesa->dri.drawable->w != fb->Width ||
- fbmesa->dri.drawable->h != fb->Height) {
- driUpdateFramebufferSize(ctx, fbmesa->dri.drawable);
- }
-}
-
-static void
-viewport(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h)
-{
- /* XXX this should be called after we acquire the DRI lock, not here */
- updateFramebufferSize(ctx);
-}
-
-
-static void
-init_core_functions( struct dd_function_table *functions )
-{
- functions->GetString = get_string;
- functions->UpdateState = update_state;
- functions->GetBufferSize = get_buffer_size;
- functions->Viewport = viewport;
-
- functions->Clear = _swrast_Clear; /* could accelerate with blits */
-}
-
-
-static EGLContext
-fbCreateContext(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list)
-{
- GLcontext *ctx;
- _EGLConfig *conf;
- fbContext *c;
- _EGLDisplay *disp = _eglLookupDisplay(dpy);
- struct dd_function_table functions;
- GLvisual vis;
- int i;
-
- conf = _eglLookupConfig(drv, dpy, config);
- if (!conf) {
- _eglError(EGL_BAD_CONFIG, "eglCreateContext");
- return EGL_NO_CONTEXT;
- }
-
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- /* no attribs defined for now */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreateContext");
- return EGL_NO_CONTEXT;
- }
- }
-
- c = (fbContext *) calloc(1, sizeof(fbContext));
- if (!c)
- return EGL_NO_CONTEXT;
-
- _eglInitContext(&c->Base);
- c->Base.Display = disp;
- c->Base.Config = conf;
- c->Base.DrawSurface = EGL_NO_SURFACE;
- c->Base.ReadSurface = EGL_NO_SURFACE;
-
- /* link to display */
- _eglLinkContext(&c->Base, disp);
- assert(c->Base.Handle);
-
- /* Init default driver functions then plug in our FBdev-specific functions
- */
- _mesa_init_driver_functions(&functions);
- init_core_functions(&functions);
-
- _eglConfigToContextModesRec(conf, &vis);
-
- ctx = c->glCtx = _mesa_create_context(&vis, NULL, &functions, (void *)c);
- if (!c->glCtx) {
- _mesa_free(c);
- return GL_FALSE;
- }
-
- /* Create module contexts */
- _swrast_CreateContext( ctx );
- _vbo_CreateContext( ctx );
- _tnl_CreateContext( ctx );
- _swsetup_CreateContext( ctx );
- _swsetup_Wakeup( ctx );
-
-
- /* use default TCL pipeline */
- {
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- tnl->Driver.RunPipeline = _tnl_run_pipeline;
- }
-
- _mesa_enable_sw_extensions(ctx);
-
- return c->Base.Handle;
-}
-
-
-static EGLSurface
-fbCreateWindowSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, NativeWindowType window, const EGLint *attrib_list)
-{
- int i;
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- /* no attribs at this time */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreateWindowSurface");
- return EGL_NO_SURFACE;
- }
- }
- printf("eglCreateWindowSurface()\n");
- /* XXX unfinished */
-
- return EGL_NO_SURFACE;
-}
-
-
-static EGLSurface
-fbCreatePixmapSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, NativePixmapType pixmap, const EGLint *attrib_list)
-{
- _EGLConfig *conf;
- EGLint i;
-
- conf = _eglLookupConfig(drv, dpy, config);
- if (!conf) {
- _eglError(EGL_BAD_CONFIG, "eglCreatePixmapSurface");
- return EGL_NO_SURFACE;
- }
-
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- /* no attribs at this time */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreatePixmapSurface");
- return EGL_NO_SURFACE;
- }
- }
-
- if (conf->Attrib[EGL_SURFACE_TYPE - FIRST_ATTRIB] == 0) {
- _eglError(EGL_BAD_MATCH, "eglCreatePixmapSurface");
- return EGL_NO_SURFACE;
- }
-
- printf("eglCreatePixmapSurface()\n");
- return EGL_NO_SURFACE;
-}
-
-
-static EGLSurface
-fbCreatePbufferSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list)
-{
- fbSurface *surf;
-
- surf = (fbSurface *) calloc(1, sizeof(fbSurface));
- if (!surf) {
- return EGL_NO_SURFACE;
- }
-
- if (_eglInitPbufferSurface(&surf->Base, drv, dpy, config, attrib_list) == EGL_NO_SURFACE) {
- free(surf);
- return EGL_NO_SURFACE;
- }
-
- /* create software-based pbuffer */
- {
- GLcontext *ctx = NULL; /* this _should_ be OK */
- GLvisual vis;
- _EGLConfig *conf = _eglLookupConfig(drv, dpy, config);
- assert(conf); /* bad config should be caught earlier */
- _eglConfigToContextModesRec(conf, &vis);
-
- surf->mesa_framebuffer = _mesa_create_framebuffer(&vis);
- _mesa_add_soft_renderbuffers(surf->mesa_framebuffer,
- GL_TRUE, /* color bufs */
- vis.haveDepthBuffer,
- vis.haveStencilBuffer,
- vis.haveAccumBuffer,
- GL_FALSE, /* alpha */
- GL_FALSE /* aux */ );
-
- /* set pbuffer/framebuffer size */
- _mesa_resize_framebuffer(ctx, surf->mesa_framebuffer,
- surf->Base.Width, surf->Base.Height);
- }
-
- return surf->Base.Handle;
-}
-
-
-static EGLBoolean
-fbDestroySurface(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface)
-{
- fbSurface *fs = Lookup_fbSurface(surface);
- _eglUnlinkSurface(&fs->Base);
- if (!_eglIsSurfaceBound(&fs->Base))
- free(fs);
- return EGL_TRUE;
-}
-
-
-static EGLBoolean
-fbDestroyContext(_EGLDriver *drv, EGLDisplay dpy, EGLContext context)
-{
- fbContext *fc = Lookup_fbContext(context);
- _eglUnlinkContext(&fc->Base);
- if (!_eglIsContextBound(&fc->Base))
- free(fc);
- return EGL_TRUE;
-}
-
-
-static EGLBoolean
-fbMakeCurrent(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext context)
-{
- fbSurface *readSurf = Lookup_fbSurface(read);
- fbSurface *drawSurf = Lookup_fbSurface(draw);
- fbContext *ctx = Lookup_fbContext(context);
- EGLBoolean b;
-
- b = _eglMakeCurrent(drv, dpy, draw, read, context);
- if (!b)
- return EGL_FALSE;
-
- if (ctx) {
- _mesa_make_current( ctx->glCtx,
- drawSurf->mesa_framebuffer,
- readSurf->mesa_framebuffer);
- } else
- _mesa_make_current( NULL, NULL, NULL );
-
- return EGL_TRUE;
-}
-
-
-/**
- * Create a drawing surface which can be directly displayed on a screen.
- */
-static EGLSurface
-fbCreateScreenSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLConfig cfg,
- const EGLint *attrib_list)
-{
- _EGLConfig *config = _eglLookupConfig(drv, dpy, cfg);
- fbDisplay *display = Lookup_fbDisplay(dpy);
- fbSurface *surface;
- EGLSurface surf;
- GLvisual vis;
- GLcontext *ctx = NULL; /* this should be OK */
- int origin, bytesPerPixel;
- int width, height, stride;
-
- surface = (fbSurface *) malloc(sizeof(*surface));
- if (!surface) {
- return EGL_NO_SURFACE;
- }
-
- /* init base class, error check, etc. */
- surf = _eglInitScreenSurface(&surface->Base, drv, dpy, cfg, attrib_list);
- if (surf == EGL_NO_SURFACE) {
- free(surface);
- return EGL_NO_SURFACE;
- }
-
- /* convert EGLConfig to GLvisual */
- _eglConfigToContextModesRec(config, &vis);
-
- /* create Mesa framebuffer */
- surface->mesa_framebuffer = _mesa_create_framebuffer(&vis);
- if (!surface->mesa_framebuffer) {
- free(surface);
- _eglUnlinkSurface(&surface->Base);
- return EGL_NO_SURFACE;
- }
-
- width = surface->Base.Width;
- height = surface->Base.Height;
- bytesPerPixel = vis.rgbBits / 8;
- stride = width * bytesPerPixel;
- origin = 0;
-
- /* front color renderbuffer */
- {
- driRenderbuffer *drb = driNewRenderbuffer(MESA_FORMAT_ARGB8888, display->pFB,
- bytesPerPixel,
- origin, stride, NULL);
- fbSetSpanFunctions(drb, &vis);
- _mesa_add_renderbuffer(surface->mesa_framebuffer,
- BUFFER_FRONT_LEFT, &drb->Base);
- }
-
- /* back color renderbuffer */
- if (vis.doubleBufferMode) {
- GLubyte *backBuf = _mesa_malloc(stride * height);
- driRenderbuffer *drb = driNewRenderbuffer(MESA_FORMAT_ARGB8888, backBuf,
- bytesPerPixel,
- origin, stride, NULL);
- fbSetSpanFunctions(drb, &vis);
- _mesa_add_renderbuffer(surface->mesa_framebuffer,
- BUFFER_BACK_LEFT, &drb->Base);
- }
-
- /* other renderbuffers- software based */
- _mesa_add_soft_renderbuffers(surface->mesa_framebuffer,
- GL_FALSE, /* color */
- vis.haveDepthBuffer,
- vis.haveStencilBuffer,
- vis.haveAccumBuffer,
- GL_FALSE, /* alpha */
- GL_FALSE /* aux */);
-
- _mesa_resize_framebuffer(ctx, surface->mesa_framebuffer, width, height);
-
- return surf;
-}
-
-
-/**
- * Show the given surface on the named screen.
- * If surface is EGL_NO_SURFACE, disable the screen's output.
- */
-static EGLBoolean
-fbShowSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen,
- EGLSurface surface, EGLModeMESA m)
-{
- fbDisplay *display = Lookup_fbDisplay(dpy);
- fbScreen *scrn = Lookup_fbScreen(dpy, screen);
- fbSurface *surf = Lookup_fbSurface(surface);
- FILE *file;
- char buffer[NAME_MAX];
- _EGLMode *mode = _eglLookupMode(dpy, m);
- int bits;
-
- if (!_eglShowSurfaceMESA(drv, dpy, screen, surface, m))
- return EGL_FALSE;
-
- snprintf(buffer, sizeof(buffer), "%s/%s/blank", sysfs, scrn->fb);
-
- file = fopen(buffer, "r+");
- if (!file) {
-err:
- printf("chown all fb sysfs attrib to allow write - %s\n", buffer);
- return EGL_FALSE;
- }
- snprintf(buffer, sizeof(buffer), "%d", (m == EGL_NO_MODE_MESA ? VESA_POWERDOWN : VESA_VSYNC_SUSPEND));
- fputs(buffer, file);
- fclose(file);
-
- if (m == EGL_NO_MODE_MESA)
- return EGL_TRUE;
-
- snprintf(buffer, sizeof(buffer), "%s/%s/mode", sysfs, scrn->fb);
-
- file = fopen(buffer, "r+");
- if (!file)
- goto err;
- fputs(mode->Name, file);
- fclose(file);
-
- snprintf(buffer, sizeof(buffer), "%s/%s/bits_per_pixel", sysfs, scrn->fb);
-
- file = fopen(buffer, "r+");
- if (!file)
- goto err;
- bits = GET_CONFIG_ATTRIB(surf->Base.Config, EGL_BUFFER_SIZE);
- snprintf(buffer, sizeof(buffer), "%d", bits);
- fputs(buffer, file);
- fclose(file);
-
- fbSetupFramebuffer(display, scrn->fb);
-
- snprintf(buffer, sizeof(buffer), "%s/%s/blank", sysfs, scrn->fb);
-
- file = fopen(buffer, "r+");
- if (!file)
- goto err;
-
- snprintf(buffer, sizeof(buffer), "%d", VESA_NO_BLANKING);
- fputs(buffer, file);
- fclose(file);
-
- return EGL_TRUE;
-}
-
-
-/* If the backbuffer is on a videocard, this is extraordinarily slow!
- */
-static EGLBoolean
-fbSwapBuffers(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw)
-{
- fbContext *context = (fbContext *)_eglGetCurrentContext();
- fbSurface *fs = Lookup_fbSurface(draw);
- struct gl_renderbuffer * front_renderbuffer = fs->mesa_framebuffer->Attachment[BUFFER_FRONT_LEFT].Renderbuffer;
- void *frontBuffer = front_renderbuffer->Data;
- int currentPitch = ((driRenderbuffer *)front_renderbuffer)->pitch;
- void *backBuffer = fs->mesa_framebuffer->Attachment[BUFFER_BACK_LEFT].Renderbuffer->Data;
-
- if (!_eglSwapBuffers(drv, dpy, draw))
- return EGL_FALSE;
-
- if (context) {
- GLcontext *ctx = context->glCtx;
-
- if (ctx->Visual.doubleBufferMode) {
- int i;
- int offset = 0;
- char *tmp = _mesa_malloc(currentPitch);
-
- _mesa_notifySwapBuffers( ctx ); /* flush pending rendering comands */
-
- ASSERT(frontBuffer);
- ASSERT(backBuffer);
-
- for (i = 0; i < fs->Base.Height; i++) {
- _mesa_memcpy(tmp, (char *) backBuffer + offset,
- currentPitch);
- _mesa_memcpy((char *) frontBuffer + offset, tmp,
- currentPitch);
- offset += currentPitch;
- }
-
- _mesa_free(tmp);
- }
- }
- else {
- /* XXX this shouldn't be an error but we can't handle it for now */
- _mesa_problem(NULL, "fbSwapBuffers: drawable has no context!\n");
- return EGL_FALSE;
- }
- return EGL_TRUE;
-}
-
-
-/**
- * The bootstrap function. Return a new fbDriver object and
- * plug in API functions.
- */
-_EGLDriver *
-_eglMain(_EGLDisplay *dpy)
-{
- fbDriver *fb;
-
- fb = (fbDriver *) calloc(1, sizeof(fbDriver));
- if (!fb) {
- return NULL;
- }
-
- /* First fill in the dispatch table with defaults */
- _eglInitDriverFallbacks(&fb->Base);
-
- /* then plug in our fb-specific functions */
- fb->Base.Initialize = fbInitialize;
- fb->Base.Terminate = fbTerminate;
- fb->Base.CreateContext = fbCreateContext;
- fb->Base.MakeCurrent = fbMakeCurrent;
- fb->Base.CreateWindowSurface = fbCreateWindowSurface;
- fb->Base.CreatePixmapSurface = fbCreatePixmapSurface;
- fb->Base.CreatePbufferSurface = fbCreatePbufferSurface;
- fb->Base.DestroySurface = fbDestroySurface;
- fb->Base.DestroyContext = fbDestroyContext;
- fb->Base.CreateScreenSurfaceMESA = fbCreateScreenSurfaceMESA;
- fb->Base.ShowSurfaceMESA = fbShowSurfaceMESA;
- fb->Base.SwapBuffers = fbSwapBuffers;
-
- /* enable supported extensions */
- fb->Base.MESA_screen_surface = EGL_TRUE;
- fb->Base.MESA_copy_context = EGL_TRUE;
-
- return &fb->Base;
-}
#include "ffb_lock.h"
#include "ffb_bitmap.h"
#include "swrast/swrast.h"
-#include "main/image.h"
#include "main/macros.h"
/* Compute ceiling of integer quotient of A divided by B: */
*/
#include "main/mtypes.h"
-#include "main/extensions.h"
#include "main/mm.h"
#include "ffb_dd.h"
#include "ffb_span.h"
-#include "ffb_depth.h"
#include "ffb_context.h"
#include "ffb_vb.h"
-#include "ffb_tris.h"
#include "ffb_clear.h"
#include "ffb_lock.h"
#include "main/mtypes.h"
#include "main/mm.h"
-#include "main/extensions.h"
#include "ffb_dd.h"
#include "ffb_span.h"
-#include "ffb_depth.h"
#include "ffb_context.h"
-#include "ffb_vb.h"
-#include "ffb_tris.h"
#include "ffb_clear.h"
#include "ffb_lock.h"
*/
#include "main/mtypes.h"
-#include "swrast/swrast.h"
#include "ffb_dd.h"
#include "ffb_span.h"
#include "ffb_context.h"
#include "main/mtypes.h"
#include "main/mm.h"
-#include "main/extensions.h"
#include "ffb_dd.h"
#include "ffb_span.h"
-#include "ffb_depth.h"
#include "ffb_context.h"
#include "ffb_vb.h"
#include "ffb_lines.h"
-#include "ffb_tris.h"
-#include "ffb_lock.h"
#undef FFB_LINE_TRACE
#include "ffb_context.h"
#include "ffb_vb.h"
#include "ffb_points.h"
-#include "ffb_tris.h"
-#include "ffb_lock.h"
#undef FFB_POINT_TRACE
#include "ffb_context.h"
#include "ffb_lock.h"
-#include "swrast/swrast.h"
-
#define DBG 0
#define HW_LOCK() \
#include "main/mtypes.h"
#include "main/colormac.h"
-#include "main/mm.h"
-#include "main/extensions.h"
#include "main/enums.h"
#include "vbo/vbo.h"
#include "ffb_dd.h"
#include "ffb_span.h"
-#include "ffb_depth.h"
#include "ffb_context.h"
-#include "ffb_vb.h"
#include "ffb_tris.h"
#include "ffb_state.h"
-#include "ffb_lock.h"
#undef STATE_TRACE
#include "ffb_stencil.h"
#include "ffb_lock.h"
-#include "swrast/swrast.h"
-
#undef STENCIL_TRACE
static void FFBWriteStencilSpan( GLcontext *ctx,
#include "ffb_vb.h"
#include "main/imports.h"
#include "tnl/t_context.h"
-#include "swrast_setup/swrast_setup.h"
-#include "math/m_translate.h"
#undef VB_DEBUG
#include "ffb_xmesa.h"
#include "main/context.h"
#include "main/framebuffer.h"
-#include "main/matrix.h"
#include "main/renderbuffer.h"
#include "main/simple_list.h"
#include "main/imports.h"
#include "ffb_lines.h"
#include "ffb_points.h"
#include "ffb_state.h"
-#include "ffb_tex.h"
#include "ffb_lock.h"
#include "ffb_vtxfmt.h"
#include "ffb_bitmap.h"
#include "main/glheader.h"
#include "main/context.h"
-#include "main/matrix.h"
#include "main/simple_list.h"
-#include "main/extensions.h"
-#include "main/framebuffer.h"
#include "main/imports.h"
#include "main/points.h"
#include "i810context.h"
#include "i810tris.h"
-#include "i810state.h"
#include "i810vb.h"
#include "i810ioctl.h"
#include "main/imports.h"
#include "main/context.h"
#include "main/framebuffer.h"
-#include "main/fbobject.h"
-#include "main/matrix.h"
#include "main/renderbuffer.h"
#include "main/simple_list.h"
#include "utils.h"
#include "i810state.h"
#include "i810tex.h"
#include "i810span.h"
-#include "i810tris.h"
-#include "i810ioctl.h"
#include "GL/internal/dri_interface.h"
#include "i810context.h"
#include "i810state.h"
#include "i810tex.h"
-#include "i810vb.h"
-#include "i810tris.h"
#include "i810ioctl.h"
#include "main/colormac.h"
#include "main/texobj.h"
#include "main/mm.h"
-#include "swrast/swrast.h"
#include "texmem.h"
#include "i810context.h"
#include "i810tex.h"
-#include "i810state.h"
#include "i810ioctl.h"
#include "i810_dri.h"
#include "i810context.h"
#include "i810tex.h"
-#include "i810state.h"
#include "i810ioctl.h"
#include "i810context.h"
#include "i810vb.h"
#include "i810ioctl.h"
-#include "i810tris.h"
#include "i810state.h"
#include "main/context.h"
#include "main/simple_list.h"
#include "main/imports.h"
-#include "main/matrix.h"
-#include "main/extensions.h"
#include "swrast/swrast.h"
#include "swrast_setup/swrast_setup.h"
#include "mach64_context.h"
#include "mach64_ioctl.h"
-#include "mach64_state.h"
-#include "mach64_vb.h"
#include "mach64_dd.h"
#include "main/context.h"
-#include "main/framebuffer.h"
#include "utils.h"
#include "mach64_context.h"
#include "mach64_state.h"
#include "mach64_lock.h"
-#include "mach64_tex.h"
#include "drirenderbuffer.h"
#if DEBUG_LOCKING
#include "mach64_context.h"
#include "mach64_ioctl.h"
-#include "mach64_tris.h"
-#include "mach64_vb.h"
#include "mach64_span.h"
#include "main/context.h"
#include "mach64_context.h"
#include "mach64_ioctl.h"
-#include "mach64_state.h"
#include "mach64_span.h"
#include "swrast/swrast.h"
#include "mach64_vb.h"
#include "mach64_tex.h"
-#include "main/context.h"
#include "main/enums.h"
#include "main/colormac.h"
#include "swrast/swrast.h"
#include "tnl/tnl.h"
#include "swrast_setup/swrast_setup.h"
-#include "tnl/t_pipeline.h"
-
/* =============================================================
* Alpha blending
#include "mach64_context.h"
#include "mach64_ioctl.h"
-#include "mach64_state.h"
-#include "mach64_vb.h"
-#include "mach64_tris.h"
#include "mach64_tex.h"
-#include "main/context.h"
-#include "main/macros.h"
#include "main/simple_list.h"
#include "main/enums.h"
#include "main/texstore.h"
#include "main/imports.h"
#include "mach64_context.h"
-#include "mach64_state.h"
#include "mach64_ioctl.h"
-#include "mach64_vb.h"
-#include "mach64_tris.h"
#include "mach64_tex.h"
#include "mach64_context.h"
#include "mach64_ioctl.h"
-#include "mach64_state.h"
-#include "mach64_vb.h"
#include "mach64_tris.h"
#include "mach64_tex.h"
#include "mach64_vb.h"
#include "mach64_ioctl.h"
#include "mach64_tris.h"
-#include "mach64_state.h"
#define MACH64_TEX1_BIT 0x1
MINIGLX_SOURCES = server/radeon_dri.c
-ifeq ($(USING_EGL), 1)
-EGL_SOURCES = server/radeon_egl.c
-endif
-
ifeq ($(RADEON_LDFLAGS),)
CS_SOURCES = radeon_cs_space_drm.c radeon_bo.c radeon_cs.c
endif
uint32_t dwords = atom->check(ctx, atom);
int i = atom->idx;
radeonTexObj *t = r200->state.texture.unit[i].texobj;
- if (!r200->state.texture.unit[i].unitneeded)
+
+ if (!r200->state.texture.unit[i].unitneeded && !(dwords <= atom->cmd_size))
dwords -= 4;
BEGIN_BATCH_NO_AUTOSTATE(dwords);
+++ /dev/null
-../../radeon/server/radeon_egl.c
\ No newline at end of file
MINIGLX_SOURCES = server/radeon_dri.c
-ifeq ($(USING_EGL), 1)
-EGL_SOURCES = server/radeon_egl.c
-endif
-
ifeq ($(RADEON_LDFLAGS),)
CS_SOURCES = radeon_cs_space_drm.c radeon_bo.c radeon_cs.c
endif
+++ /dev/null
-../../radeon/server/radeon_egl.c
\ No newline at end of file
MINIGLX_SOURCES = server/radeon_dri.c
-ifeq ($(USING_EGL), 1)
-EGL_SOURCES = server/radeon_egl.c
-endif
-
ifeq ($(RADEON_LDFLAGS),)
CS_SOURCES = radeon_cs_space_drm.c radeon_bo.c radeon_cs.c
endif
CLEARfield(t->SQ_TEX_RESOURCE4, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_Y_mask);
CLEARfield(t->SQ_TEX_RESOURCE4, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_Z_mask);
CLEARfield(t->SQ_TEX_RESOURCE4, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_W_mask);
+ CLEARbit(t->SQ_TEX_RESOURCE4, SQ_TEX_RESOURCE_WORD4_0__FORCE_DEGAMMA_bit);
SETfield(t->SQ_TEX_RESOURCE4, SQ_FORMAT_COMP_UNSIGNED,
FORMAT_COMP_X_shift, FORMAT_COMP_X_mask);
SETfield(t->SQ_TEX_RESOURCE4, SQ_FORMAT_COMP_UNSIGNED,
FORMAT_COMP_W_shift, FORMAT_COMP_W_mask);
+ CLEARbit(t->SQ_TEX_RESOURCE0, TILE_TYPE_bit);
+ SETfield(t->SQ_TEX_RESOURCE0, ARRAY_LINEAR_GENERAL,
+ SQ_TEX_RESOURCE_WORD0_0__TILE_MODE_shift,
+ SQ_TEX_RESOURCE_WORD0_0__TILE_MODE_mask);
+
switch (mesa_format) /* This is mesa format. */
{
case MESA_FORMAT_RGBA8888:
SETfield(t->SQ_TEX_RESOURCE4, SQ_SEL_W,
SQ_TEX_RESOURCE_WORD4_0__DST_SEL_W_shift, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_W_mask);
break;
+ case MESA_FORMAT_XRGB8888:
+ SETfield(t->SQ_TEX_RESOURCE1, FMT_8_8_8_8,
+ SQ_TEX_RESOURCE_WORD1_0__DATA_FORMAT_shift, SQ_TEX_RESOURCE_WORD1_0__DATA_FORMAT_mask);
+
+ SETfield(t->SQ_TEX_RESOURCE4, SQ_SEL_Z,
+ SQ_TEX_RESOURCE_WORD4_0__DST_SEL_X_shift, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_X_mask);
+ SETfield(t->SQ_TEX_RESOURCE4, SQ_SEL_Y,
+ SQ_TEX_RESOURCE_WORD4_0__DST_SEL_Y_shift, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_Y_mask);
+ SETfield(t->SQ_TEX_RESOURCE4, SQ_SEL_X,
+ SQ_TEX_RESOURCE_WORD4_0__DST_SEL_Z_shift, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_Z_mask);
+ SETfield(t->SQ_TEX_RESOURCE4, SQ_SEL_1,
+ SQ_TEX_RESOURCE_WORD4_0__DST_SEL_W_shift, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_W_mask);
+ break;
+ case MESA_FORMAT_XRGB8888_REV:
+ SETfield(t->SQ_TEX_RESOURCE1, FMT_8_8_8_8,
+ SQ_TEX_RESOURCE_WORD1_0__DATA_FORMAT_shift, SQ_TEX_RESOURCE_WORD1_0__DATA_FORMAT_mask);
+
+ SETfield(t->SQ_TEX_RESOURCE4, SQ_SEL_1,
+ SQ_TEX_RESOURCE_WORD4_0__DST_SEL_X_shift, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_X_mask);
+ SETfield(t->SQ_TEX_RESOURCE4, SQ_SEL_Z,
+ SQ_TEX_RESOURCE_WORD4_0__DST_SEL_Y_shift, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_Y_mask);
+ SETfield(t->SQ_TEX_RESOURCE4, SQ_SEL_W,
+ SQ_TEX_RESOURCE_WORD4_0__DST_SEL_Z_shift, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_Z_mask);
+ SETfield(t->SQ_TEX_RESOURCE4, SQ_SEL_X,
+ SQ_TEX_RESOURCE_WORD4_0__DST_SEL_W_shift, SQ_TEX_RESOURCE_WORD4_0__DST_SEL_W_mask);
+ break;
case MESA_FORMAT_ARGB8888_REV:
SETfield(t->SQ_TEX_RESOURCE1, FMT_8_8_8_8,
SQ_TEX_RESOURCE_WORD1_0__DATA_FORMAT_shift, SQ_TEX_RESOURCE_WORD1_0__DATA_FORMAT_mask);
case MESA_FORMAT_Z24_S8:
case MESA_FORMAT_Z32:
case MESA_FORMAT_S8:
+ SETbit(t->SQ_TEX_RESOURCE0, TILE_TYPE_bit);
+ SETfield(t->SQ_TEX_RESOURCE0, ARRAY_1D_TILED_THIN1,
+ SQ_TEX_RESOURCE_WORD0_0__TILE_MODE_shift,
+ SQ_TEX_RESOURCE_WORD0_0__TILE_MODE_mask);
switch (mesa_format) {
case MESA_FORMAT_Z16:
SETfield(t->SQ_TEX_RESOURCE1, FMT_16,
}
}
+static INLINE uint32_t
+S_FIXED(float value, uint32_t frac_bits)
+{
+ return value * (1 << frac_bits);
+}
+
void r600SetDepthTexMode(struct gl_texture_object *tObj)
{
radeonTexObjPtr t;
* \param rmesa Context pointer
* \param t the r300 texture object
*/
-static void setup_hardware_state(context_t *rmesa, struct gl_texture_object *texObj)
+static void setup_hardware_state(GLcontext * ctx, struct gl_texture_object *texObj, int unit)
{
+ context_t *rmesa = R700_CONTEXT(ctx);
radeonTexObj *t = radeon_tex_obj(texObj);
const struct gl_texture_image *firstImage;
GLuint uTexelPitch, row_align;
t->SQ_TEX_RESOURCE2 = get_base_teximage_offset(t) / 256;
- if ((t->maxLod - t->minLod) > 0) {
- t->SQ_TEX_RESOURCE3 = radeon_miptree_image_offset(t->mt, 0, t->minLod + 1) / 256;
- SETfield(t->SQ_TEX_RESOURCE4, 0, BASE_LEVEL_shift, BASE_LEVEL_mask);
- SETfield(t->SQ_TEX_RESOURCE5, t->maxLod - t->minLod, LAST_LEVEL_shift, LAST_LEVEL_mask);
- }
+ t->SQ_TEX_RESOURCE3 = radeon_miptree_image_offset(t->mt, 0, t->minLod + 1) / 256;
+
+ SETfield(t->SQ_TEX_RESOURCE4, 0, BASE_LEVEL_shift, BASE_LEVEL_mask);
+ SETfield(t->SQ_TEX_RESOURCE5, t->maxLod - t->minLod, LAST_LEVEL_shift, LAST_LEVEL_mask);
+
+ SETfield(t->SQ_TEX_SAMPLER1,
+ S_FIXED(CLAMP(t->base.MinLod - t->minLod, 0, 15), 6),
+ MIN_LOD_shift, MIN_LOD_mask);
+ SETfield(t->SQ_TEX_SAMPLER1,
+ S_FIXED(CLAMP(t->base.MaxLod - t->minLod, 0, 15), 6),
+ MAX_LOD_shift, MAX_LOD_mask);
+ SETfield(t->SQ_TEX_SAMPLER1,
+ S_FIXED(CLAMP(ctx->Texture.Unit[unit].LodBias + t->base.LodBias, -16, 16), 6),
+ SQ_TEX_SAMPLER_WORD1_0__LOD_BIAS_shift, SQ_TEX_SAMPLER_WORD1_0__LOD_BIAS_mask);
+
if(texObj->CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB)
{
SETfield(t->SQ_TEX_SAMPLER0, r600_translate_shadow_func(texObj->CompareFunc), DEPTH_COMPARE_FUNCTION_shift, DEPTH_COMPARE_FUNCTION_mask);
*
* Mostly this means populating the texture object's mipmap tree.
*/
-static GLboolean r600_validate_texture(GLcontext * ctx, struct gl_texture_object *texObj)
+static GLboolean r600_validate_texture(GLcontext * ctx, struct gl_texture_object *texObj, int unit)
{
- context_t *rmesa = R700_CONTEXT(ctx);
radeonTexObj *t = radeon_tex_obj(texObj);
if (!radeon_validate_texture_miptree(ctx, texObj))
/* Configure the hardware registers (more precisely, the cached version
* of the hardware registers). */
- setup_hardware_state(rmesa, texObj);
+ setup_hardware_state(ctx, texObj, unit);
t->validated = GL_TRUE;
return GL_TRUE;
if (!ctx->Texture.Unit[i]._ReallyEnabled)
continue;
- if (!r600_validate_texture(ctx, ctx->Texture.Unit[i]._Current)) {
+ if (!r600_validate_texture(ctx, ctx->Texture.Unit[i]._Current, i)) {
radeon_warning("failed to validate texture for unit %d.\n", i);
}
t = radeon_tex_obj(ctx->Texture.Unit[i]._Current);
R600_STATECHANGE(context, cb_target);
/* color buffer */
- r700->render_target[id].CB_COLOR0_BASE.u32All = context->radeon.state.color.draw_offset;
+ r700->render_target[id].CB_COLOR0_BASE.u32All = context->radeon.state.color.draw_offset / 256;
nPitchInPixel = rrb->pitch/rrb->cpp;
SETfield(r700->render_target[id].CB_COLOR0_SIZE.u32All, (nPitchInPixel/8)-1,
PITCH_TILE_MAX_shift, PITCH_TILE_MAX_mask);
SETfield(r700->render_target[id].CB_COLOR0_SIZE.u32All, ( (nPitchInPixel * context->radeon.radeonScreen->driScreen->fbHeight)/64 )-1,
SLICE_TILE_MAX_shift, SLICE_TILE_MAX_mask);
- r700->render_target[id].CB_COLOR0_BASE.u32All = 0;
SETfield(r700->render_target[id].CB_COLOR0_INFO.u32All, ENDIAN_NONE, ENDIAN_shift, ENDIAN_mask);
SETfield(r700->render_target[id].CB_COLOR0_INFO.u32All, ARRAY_LINEAR_GENERAL,
CB_COLOR0_INFO__ARRAY_MODE_shift, CB_COLOR0_INFO__ARRAY_MODE_mask);
static void r700UpdatePolygonMode(GLcontext * ctx);
static void r700SetPolygonOffsetState(GLcontext * ctx, GLboolean state);
static void r700SetStencilState(GLcontext * ctx, GLboolean state);
+static void r700UpdateWindow(GLcontext * ctx, int id);
void r700UpdateShaders(GLcontext * ctx)
{
case GL_LINE_STIPPLE:
r700UpdateLineStipple(ctx);
break;
+ case GL_DEPTH_CLAMP:
+ r700UpdateWindow(ctx, 0);
+ break;
default:
break;
}
SETbit(r700->sq_config.SQ_CONFIG.u32All, DX9_CONSTS_bit);
SETbit(r700->sq_config.SQ_CONFIG.u32All, ALU_INST_PREFER_VECTOR_bit);
SETfield(r700->sq_config.SQ_CONFIG.u32All, ps_prio, PS_PRIO_shift, PS_PRIO_mask);
- SETfield(r700->sq_config.SQ_CONFIG.u32All, ps_prio, VS_PRIO_shift, VS_PRIO_mask);
- SETfield(r700->sq_config.SQ_CONFIG.u32All, ps_prio, GS_PRIO_shift, GS_PRIO_mask);
- SETfield(r700->sq_config.SQ_CONFIG.u32All, ps_prio, ES_PRIO_shift, ES_PRIO_mask);
+ SETfield(r700->sq_config.SQ_CONFIG.u32All, vs_prio, VS_PRIO_shift, VS_PRIO_mask);
+ SETfield(r700->sq_config.SQ_CONFIG.u32All, gs_prio, GS_PRIO_shift, GS_PRIO_mask);
+ SETfield(r700->sq_config.SQ_CONFIG.u32All, es_prio, ES_PRIO_shift, ES_PRIO_mask);
r700->sq_config.SQ_GPR_RESOURCE_MGMT_1.u32All = 0;
SETfield(r700->sq_config.SQ_GPR_RESOURCE_MGMT_1.u32All, num_ps_gprs, NUM_PS_GPRS_shift, NUM_PS_GPRS_mask);
+++ /dev/null
-../../radeon/server/radeon_egl.c
\ No newline at end of file
att->TextureLevel);
if (att->Texture->Target == GL_TEXTURE_3D) {
- GLuint offsets[6];
- radeon_miptree_depth_offsets(radeon_image->mt, att->TextureLevel,
- offsets);
- imageOffset += offsets[att->Zoffset];
+ imageOffset += radeon_image->mt->levels[att->TextureLevel].rowstride *
+ radeon_image->mt->levels[att->TextureLevel].height *
+ att->Zoffset;
}
/* store that offset in the region, along with the correct pitch for
for(face = 0; face < mt->faces; face++)
compute_tex_image_offset(rmesa, mt, face, level, &curOffset);
+ /* r600 cube levels seems to be aligned to 8 faces but
+ * we have separate register for 1'st level offset so add
+ * 2 image alignment after 1'st mip level */
+ if(rmesa->radeonScreen->chip_family >= CHIP_FAMILY_R600 &&
+ mt->target == GL_TEXTURE_CUBE_MAP && level >= 1)
+ curOffset += 2 * mt->levels[level].size;
}
/* Note the required size in memory */
texImg->Depth, t->tile_bits);
}
-/* Although we use the image_offset[] array to store relative offsets
- * to cube faces, Mesa doesn't know anything about this and expects
- * each cube face to be treated as a separate image.
- *
- * These functions present that view to mesa:
- */
-void
-radeon_miptree_depth_offsets(radeon_mipmap_tree *mt, GLuint level, GLuint *offsets)
-{
- if (mt->target != GL_TEXTURE_3D || mt->faces == 1) {
- offsets[0] = 0;
- } else {
- int i;
- for (i = 0; i < 6; i++) {
- offsets[i] = mt->levels[level].faces[i].offset;
- }
- }
-}
-
GLuint
radeon_miptree_image_offset(radeon_mipmap_tree *mt,
GLuint face, GLuint level)
} else {
return radeon_miptree_image_offset(texObj->mt, 0, texObj->minLod);
}
-}
\ No newline at end of file
+}
void radeon_try_alloc_miptree(radeonContextPtr rmesa, radeonTexObj *t);
GLuint radeon_miptree_image_offset(radeon_mipmap_tree *mt,
GLuint face, GLuint level);
-void radeon_miptree_depth_offsets(radeon_mipmap_tree *mt, GLuint level, GLuint *offsets);
-
uint32_t get_base_teximage_offset(radeonTexObj *texObj);
#endif /* __RADEON_MIPMAP_TREE_H_ */
void radeonGenerateMipmap(GLcontext* ctx, GLenum target, struct gl_texture_object *texObj)
{
+ radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+ struct radeon_bo *bo;
GLuint face = _mesa_tex_target_to_face(target);
radeon_texture_image *baseimage = get_radeon_texture_image(texObj->Image[face][texObj->BaseLevel]);
+ bo = !baseimage->mt ? baseimage->bo : baseimage->mt->bo;
+
+ if (bo && radeon_bo_is_referenced_by_cs(bo, rmesa->cmdbuf.cs)) {
+ radeon_firevertices(rmesa);
+ }
radeon_teximage_map(baseimage, GL_FALSE);
radeon_generate_mipmap(ctx, target, texObj);
+++ /dev/null
-/*
- * EGL driver for radeon_dri.so
- */
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <sys/ioctl.h>
-#include <sys/mman.h>
-
-#include "eglconfig.h"
-#include "eglcontext.h"
-#include "egldisplay.h"
-#include "egldriver.h"
-#include "eglglobals.h"
-#include "egllog.h"
-#include "eglmode.h"
-#include "eglscreen.h"
-#include "eglsurface.h"
-#include "egldri.h"
-
-#include "mtypes.h"
-#include "memops.h"
-#include "drm.h"
-#include "drm_sarea.h"
-#include "radeon_drm.h"
-#include "radeon_dri.h"
-#include "radeon.h"
-
-static size_t radeon_drm_page_size;
-
-/**
- * radeon driver-specific driver class derived from _EGLDriver
- */
-typedef struct radeon_driver
-{
- _EGLDriver Base; /* base class/object */
- GLuint radeonStuff;
-} radeonDriver;
-
-static int
-RADEONSetParam(driDisplay *disp, int param, int value)
-{
- drm_radeon_setparam_t sp;
- int ret;
-
- memset(&sp, 0, sizeof(sp));
- sp.param = param;
- sp.value = value;
-
- if ((ret=drmCommandWrite(disp->drmFD, DRM_RADEON_SETPARAM, &sp, sizeof(sp)))) {
- fprintf(stderr,"Set param failed\n", ret);
- return -1;
- }
-
- return 0;
-}
-
-static int
-RADEONCheckDRMVersion(driDisplay *disp, RADEONInfoPtr info)
-{
- drmVersionPtr version;
-
- version = drmGetVersion(disp->drmFD);
- if (version) {
- int req_minor, req_patch;
-
- /* Need 1.21.x for card type detection getparam
- */
- req_minor = 21;
- req_patch = 0;
-
- if (version->version_major != 1 ||
- version->version_minor < req_minor ||
- (version->version_minor == req_minor &&
- version->version_patchlevel < req_patch)) {
- /* Incompatible drm version */
- fprintf(stderr,
- "[dri] RADEONDRIScreenInit failed because of a version "
- "mismatch.\n"
- "[dri] radeon.o kernel module version is %d.%d.%d "
- "but version 1.%d.%d or newer is needed.\n"
- "[dri] Disabling DRI.\n",
- version->version_major,
- version->version_minor,
- version->version_patchlevel,
- req_minor,
- req_patch);
- drmFreeVersion(version);
- return 0;
- }
-
- info->drmMinor = version->version_minor;
- drmFreeVersion(version);
- }
-
- return 1;
-}
-
-
-/**
- * \brief Compute base 2 logarithm.
- *
- * \param val value.
- *
- * \return base 2 logarithm of \p val.
- */
-static int RADEONMinBits(int val)
-{
- int bits;
-
- if (!val) return 1;
- for (bits = 0; val; val >>= 1, ++bits);
- return bits;
-}
-
-
-/* Initialize the PCI GART state. Request memory for use in PCI space,
- * and initialize the Radeon registers to point to that memory.
- */
-static int RADEONDRIPciInit(driDisplay *disp, RADEONInfoPtr info)
-{
- int ret;
- int flags = DRM_READ_ONLY | DRM_LOCKED | DRM_KERNEL;
- int s, l;
-
- ret = drmScatterGatherAlloc(disp->drmFD, info->gartSize*1024*1024,
- &info->gartMemHandle);
- if (ret < 0) {
- fprintf(stderr, "[pci] Out of memory (%d)\n", ret);
- return 0;
- }
- fprintf(stderr,
- "[pci] %d kB allocated with handle 0x%04lx\n",
- info->gartSize*1024, (long) info->gartMemHandle);
-
- info->gartOffset = 0;
-
- /* Initialize the CP ring buffer data */
- info->ringStart = info->gartOffset;
- info->ringMapSize = info->ringSize*1024*1024 + radeon_drm_page_size;
-
- info->ringReadOffset = info->ringStart + info->ringMapSize;
- info->ringReadMapSize = radeon_drm_page_size;
-
- /* Reserve space for vertex/indirect buffers */
- info->bufStart = info->ringReadOffset + info->ringReadMapSize;
- info->bufMapSize = info->bufSize*1024*1024;
-
- /* Reserve the rest for AGP textures */
- info->gartTexStart = info->bufStart + info->bufMapSize;
- s = (info->gartSize*1024*1024 - info->gartTexStart);
- l = RADEONMinBits((s-1) / RADEON_NR_TEX_REGIONS);
- if (l < RADEON_LOG_TEX_GRANULARITY) l = RADEON_LOG_TEX_GRANULARITY;
- info->gartTexMapSize = (s >> l) << l;
- info->log2GARTTexGran = l;
-
- if (drmAddMap(disp->drmFD, info->ringStart, info->ringMapSize,
- DRM_SCATTER_GATHER, flags, &info->ringHandle) < 0) {
- fprintf(stderr,
- "[pci] Could not add ring mapping\n");
- return 0;
- }
- fprintf(stderr,
- "[pci] ring handle = 0x%08lx\n", info->ringHandle);
-
- if (drmAddMap(disp->drmFD, info->ringReadOffset, info->ringReadMapSize,
- DRM_SCATTER_GATHER, flags, &info->ringReadPtrHandle) < 0) {
- fprintf(stderr,
- "[pci] Could not add ring read ptr mapping\n");
- return 0;
- }
- fprintf(stderr,
- "[pci] ring read ptr handle = 0x%08lx\n",
- info->ringReadPtrHandle);
-
- if (drmAddMap(disp->drmFD, info->bufStart, info->bufMapSize,
- DRM_SCATTER_GATHER, 0, &info->bufHandle) < 0) {
- fprintf(stderr,
- "[pci] Could not add vertex/indirect buffers mapping\n");
- return 0;
- }
- fprintf(stderr,
- "[pci] vertex/indirect buffers handle = 0x%08lx\n",
- info->bufHandle);
-
- if (drmAddMap(disp->drmFD, info->gartTexStart, info->gartTexMapSize,
- DRM_SCATTER_GATHER, 0, &info->gartTexHandle) < 0) {
- fprintf(stderr,
- "[pci] Could not add GART texture map mapping\n");
- return 0;
- }
- fprintf(stderr,
- "[pci] GART texture map handle = 0x%08lx\n",
- info->gartTexHandle);
-
- return 1;
-}
-
-
-/**
- * \brief Initialize the AGP state
- *
- * \param ctx display handle.
- * \param info driver private data.
- *
- * \return one on success, or zero on failure.
- *
- * Acquires and enables the AGP device. Reserves memory in the AGP space for
- * the ring buffer, vertex buffers and textures. Initialize the Radeon
- * registers to point to that memory and add client mappings.
- */
-static int RADEONDRIAgpInit( driDisplay *disp, RADEONInfoPtr info)
-{
- int mode, ret;
- int s, l;
- int agpmode = 1;
-
- if (drmAgpAcquire(disp->drmFD) < 0) {
- fprintf(stderr, "[gart] AGP not available\n");
- return 0;
- }
-
- mode = drmAgpGetMode(disp->drmFD); /* Default mode */
- /* Disable fast write entirely - too many lockups.
- */
- mode &= ~RADEON_AGP_MODE_MASK;
- switch (agpmode) {
- case 4: mode |= RADEON_AGP_4X_MODE;
- case 2: mode |= RADEON_AGP_2X_MODE;
- case 1: default: mode |= RADEON_AGP_1X_MODE;
- }
-
- if (drmAgpEnable(disp->drmFD, mode) < 0) {
- fprintf(stderr, "[gart] AGP not enabled\n");
- drmAgpRelease(disp->drmFD);
- return 0;
- }
-
-#if 0
- /* Workaround for some hardware bugs */
- if (info->ChipFamily < CHIP_FAMILY_R200)
- OUTREG(RADEON_AGP_CNTL, INREG(RADEON_AGP_CNTL) | 0x000e0000);
-#endif
- info->gartOffset = 0;
-
- if ((ret = drmAgpAlloc(disp->drmFD, info->gartSize*1024*1024, 0, NULL,
- &info->gartMemHandle)) < 0) {
- fprintf(stderr, "[gart] Out of memory (%d)\n", ret);
- drmAgpRelease(disp->drmFD);
- return 0;
- }
- fprintf(stderr,
- "[gart] %d kB allocated with handle 0x%08x\n",
- info->gartSize*1024, (unsigned)info->gartMemHandle);
-
- if (drmAgpBind(disp->drmFD,
- info->gartMemHandle, info->gartOffset) < 0) {
- fprintf(stderr, "[gart] Could not bind\n");
- drmAgpFree(disp->drmFD, info->gartMemHandle);
- drmAgpRelease(disp->drmFD);
- return 0;
- }
-
- /* Initialize the CP ring buffer data */
- info->ringStart = info->gartOffset;
- info->ringMapSize = info->ringSize*1024*1024 + radeon_drm_page_size;
-
- info->ringReadOffset = info->ringStart + info->ringMapSize;
- info->ringReadMapSize = radeon_drm_page_size;
-
- /* Reserve space for vertex/indirect buffers */
- info->bufStart = info->ringReadOffset + info->ringReadMapSize;
- info->bufMapSize = info->bufSize*1024*1024;
-
- /* Reserve the rest for AGP textures */
- info->gartTexStart = info->bufStart + info->bufMapSize;
- s = (info->gartSize*1024*1024 - info->gartTexStart);
- l = RADEONMinBits((s-1) / RADEON_NR_TEX_REGIONS);
- if (l < RADEON_LOG_TEX_GRANULARITY) l = RADEON_LOG_TEX_GRANULARITY;
- info->gartTexMapSize = (s >> l) << l;
- info->log2GARTTexGran = l;
-
- if (drmAddMap(disp->drmFD, info->ringStart, info->ringMapSize,
- DRM_AGP, DRM_READ_ONLY, &info->ringHandle) < 0) {
- fprintf(stderr, "[gart] Could not add ring mapping\n");
- return 0;
- }
- fprintf(stderr, "[gart] ring handle = 0x%08lx\n", info->ringHandle);
-
-
- if (drmAddMap(disp->drmFD, info->ringReadOffset, info->ringReadMapSize,
- DRM_AGP, DRM_READ_ONLY, &info->ringReadPtrHandle) < 0) {
- fprintf(stderr,
- "[gart] Could not add ring read ptr mapping\n");
- return 0;
- }
-
- fprintf(stderr,
- "[gart] ring read ptr handle = 0x%08lx\n",
- info->ringReadPtrHandle);
-
- if (drmAddMap(disp->drmFD, info->bufStart, info->bufMapSize,
- DRM_AGP, 0, &info->bufHandle) < 0) {
- fprintf(stderr,
- "[gart] Could not add vertex/indirect buffers mapping\n");
- return 0;
- }
- fprintf(stderr,
- "[gart] vertex/indirect buffers handle = 0x%08lx\n",
- info->bufHandle);
-
- if (drmAddMap(disp->drmFD, info->gartTexStart, info->gartTexMapSize,
- DRM_AGP, 0, &info->gartTexHandle) < 0) {
- fprintf(stderr,
- "[gart] Could not add AGP texture map mapping\n");
- return 0;
- }
- fprintf(stderr,
- "[gart] AGP texture map handle = 0x%08lx\n",
- info->gartTexHandle);
-
- return 1;
-}
-
-
-/**
- * Initialize all the memory-related fields of the RADEONInfo object.
- * This includes the various 'offset' and 'size' fields.
- */
-static int
-RADEONMemoryInit(driDisplay *disp, RADEONInfoPtr info)
-{
- int width_bytes = disp->virtualWidth * disp->cpp;
- int cpp = disp->cpp;
- int bufferSize = ((disp->virtualHeight * width_bytes
- + RADEON_BUFFER_ALIGN)
- & ~RADEON_BUFFER_ALIGN);
- int depthSize = ((((disp->virtualHeight+15) & ~15) * width_bytes
- + RADEON_BUFFER_ALIGN)
- & ~RADEON_BUFFER_ALIGN);
- int l;
- int pcie_gart_table_size = 0;
-
- info->frontOffset = 0;
- info->frontPitch = disp->virtualWidth;
-
- if (disp->card_type==RADEON_CARD_PCIE)
- pcie_gart_table_size = RADEON_PCIGART_TABLE_SIZE;
-
- /* Front, back and depth buffers - everything else texture??
- */
- info->textureSize = disp->fbSize - pcie_gart_table_size - 2 * bufferSize - depthSize;
-
- if (info->textureSize < 0)
- return 0;
-
- l = RADEONMinBits((info->textureSize-1) / RADEON_NR_TEX_REGIONS);
- if (l < RADEON_LOG_TEX_GRANULARITY) l = RADEON_LOG_TEX_GRANULARITY;
-
- /* Round the texture size up to the nearest whole number of
- * texture regions. Again, be greedy about this, don't
- * round down.
- */
- info->log2TexGran = l;
- info->textureSize = (info->textureSize >> l) << l;
-
- /* Set a minimum usable local texture heap size. This will fit
- * two 256x256x32bpp textures.
- */
- if (info->textureSize < 512 * 1024) {
- info->textureOffset = 0;
- info->textureSize = 0;
- }
-
- /* Reserve space for textures */
- info->textureOffset = ((disp->fbSize - pcie_gart_table_size - info->textureSize +
- RADEON_BUFFER_ALIGN) &
- ~RADEON_BUFFER_ALIGN);
-
- /* Reserve space for the shared depth
- * buffer.
- */
- info->depthOffset = ((info->textureOffset - depthSize +
- RADEON_BUFFER_ALIGN) &
- ~RADEON_BUFFER_ALIGN);
- info->depthPitch = disp->virtualWidth;
-
- info->backOffset = ((info->depthOffset - bufferSize +
- RADEON_BUFFER_ALIGN) &
- ~RADEON_BUFFER_ALIGN);
- info->backPitch = disp->virtualWidth;
-
- if (pcie_gart_table_size)
- info->pcieGartTableOffset = disp->fbSize - pcie_gart_table_size;
-
- fprintf(stderr,
- "Will use back buffer at offset 0x%x, pitch %d\n",
- info->backOffset, info->backPitch);
- fprintf(stderr,
- "Will use depth buffer at offset 0x%x, pitch %d\n",
- info->depthOffset, info->depthPitch);
- fprintf(stderr,
- "Will use %d kb for textures at offset 0x%x\n",
- info->textureSize/1024, info->textureOffset);
- if (pcie_gart_table_size)
- {
- fprintf(stderr,
- "Will use %d kb for PCIE GART Table at offset 0x%x\n",
- pcie_gart_table_size/1024, info->pcieGartTableOffset);
- }
-
- /* XXX I don't think these are needed. */
-#if 0
- info->frontPitchOffset = (((info->frontPitch * cpp / 64) << 22) |
- (info->frontOffset >> 10));
-
- info->backPitchOffset = (((info->backPitch * cpp / 64) << 22) |
- (info->backOffset >> 10));
-
- info->depthPitchOffset = (((info->depthPitch * cpp / 64) << 22) |
- (info->depthOffset >> 10));
-#endif
-
- if (pcie_gart_table_size)
- RADEONSetParam(disp, RADEON_SETPARAM_PCIGART_LOCATION, info->pcieGartTableOffset);
-
- return 1;
-}
-
-
-/**
- * \brief Initialize the kernel data structures and enable the CP engine.
- *
- * \param ctx display handle.
- * \param info driver private data.
- *
- * \return non-zero on success, or zero on failure.
- *
- * This function is a wrapper around the DRM_RADEON_CP_INIT command, passing
- * all the parameters in a drm_radeon_init_t structure.
- */
-static int RADEONDRIKernelInit( driDisplay *disp,
- RADEONInfoPtr info)
-{
- int cpp = disp->bpp / 8;
- drm_radeon_init_t drmInfo;
- int ret;
-
- memset(&drmInfo, 0, sizeof(drmInfo));
-
- if ( (info->ChipFamily >= CHIP_FAMILY_R300) )
- drmInfo.func = RADEON_INIT_R300_CP;
- else if ( (info->ChipFamily == CHIP_FAMILY_R200) ||
- (info->ChipFamily == CHIP_FAMILY_RV250) ||
- (info->ChipFamily == CHIP_FAMILY_M9) ||
- (info->ChipFamily == CHIP_FAMILY_RV280) )
- drmInfo.func = RADEON_INIT_R200_CP;
- else
- drmInfo.func = RADEON_INIT_CP;
-
- /* This is the struct passed to the kernel module for its initialization */
- /* XXX problem here:
- * The front/back/depth_offset/pitch fields may change depending upon
- * which drawing surface we're using!!! They can't be set just once
- * during initialization.
- * Looks like we'll need a new ioctl to update these fields for drawing
- * to other surfaces...
- */
- drmInfo.sarea_priv_offset = sizeof(drm_sarea_t);
- drmInfo.cp_mode = RADEON_DEFAULT_CP_BM_MODE;
- drmInfo.gart_size = info->gartSize*1024*1024;
- drmInfo.ring_size = info->ringSize*1024*1024;
- drmInfo.usec_timeout = 1000;
- drmInfo.fb_bpp = disp->bpp;
- drmInfo.depth_bpp = disp->bpp;
- drmInfo.front_offset = info->frontOffset;
- drmInfo.front_pitch = info->frontPitch * cpp;
- drmInfo.back_offset = info->backOffset;
- drmInfo.back_pitch = info->backPitch * cpp;
- drmInfo.depth_offset = info->depthOffset;
- drmInfo.depth_pitch = info->depthPitch * cpp;
- drmInfo.ring_offset = info->ringHandle;
- drmInfo.ring_rptr_offset = info->ringReadPtrHandle;
- drmInfo.buffers_offset = info->bufHandle;
- drmInfo.gart_textures_offset = info->gartTexHandle;
-
- ret = drmCommandWrite(disp->drmFD, DRM_RADEON_CP_INIT, &drmInfo,
- sizeof(drm_radeon_init_t));
-
- return ret >= 0;
-}
-
-
-/**
- * \brief Add a map for the vertex buffers that will be accessed by any
- * DRI-based clients.
- *
- * \param ctx display handle.
- * \param info driver private data.
- *
- * \return one on success, or zero on failure.
- *
- * Calls drmAddBufs() with the previously allocated vertex buffers.
- */
-static int RADEONDRIBufInit( driDisplay *disp, RADEONInfoPtr info )
-{
- /* Initialize vertex buffers */
- info->bufNumBufs = drmAddBufs(disp->drmFD,
- info->bufMapSize / RADEON_BUFFER_SIZE,
- RADEON_BUFFER_SIZE,
- (disp->card_type!=RADEON_CARD_AGP) ? DRM_SG_BUFFER : DRM_AGP_BUFFER,
- info->bufStart);
-
- if (info->bufNumBufs <= 0) {
- fprintf(stderr,
- "[drm] Could not create vertex/indirect buffers list\n");
- return 0;
- }
- fprintf(stderr,
- "[drm] Added %d %d byte vertex/indirect buffers\n",
- info->bufNumBufs, RADEON_BUFFER_SIZE);
-
- return 1;
-}
-
-
-/**
- * \brief Install an IRQ handler.
- *
- * \param disp display handle.
- * \param info driver private data.
- *
- * Attempts to install an IRQ handler via drmCtlInstHandler(), falling back to
- * IRQ-free operation on failure.
- */
-static void RADEONDRIIrqInit(driDisplay *disp, RADEONInfoPtr info)
-{
- if ((drmCtlInstHandler(disp->drmFD, 0)) != 0)
- fprintf(stderr, "[drm] failure adding irq handler, "
- "there is a device already using that irq\n"
- "[drm] falling back to irq-free operation\n");
-}
-
-
-/**
- * \brief Initialize the AGP heap.
- *
- * \param disp display handle.
- * \param info driver private data.
- *
- * This function is a wrapper around the DRM_RADEON_INIT_HEAP command, passing
- * all the parameters in a drm_radeon_mem_init_heap structure.
- */
-static void RADEONDRIAgpHeapInit(driDisplay *disp,
- RADEONInfoPtr info)
-{
- drm_radeon_mem_init_heap_t drmHeap;
-
- /* Start up the simple memory manager for gart space */
- drmHeap.region = RADEON_MEM_REGION_GART;
- drmHeap.start = 0;
- drmHeap.size = info->gartTexMapSize;
-
- if (drmCommandWrite(disp->drmFD, DRM_RADEON_INIT_HEAP,
- &drmHeap, sizeof(drmHeap))) {
- fprintf(stderr,
- "[drm] Failed to initialized gart heap manager\n");
- } else {
- fprintf(stderr,
- "[drm] Initialized kernel gart heap manager, %d\n",
- info->gartTexMapSize);
- }
-}
-
-static int RADEONGetCardType(driDisplay *disp, RADEONInfoPtr info)
-{
- drm_radeon_getparam_t gp;
- int ret;
-
- gp.param = RADEON_PARAM_CARD_TYPE;
- gp.value = &disp->card_type;
-
- ret=drmCommandWriteRead(disp->drmFD, DRM_RADEON_GETPARAM, &gp, sizeof(gp));
- if (ret) {
- fprintf(stderr, "drm_radeon_getparam_t (RADEON_PARAM_CARD_TYPE) : %d\n", ret);
- return -1;
- }
-
- return disp->card_type;
-}
-
-/**
- * Called at the start of each server generation.
- *
- * \param disp display handle.
- * \param info driver private data.
- *
- * \return non-zero on success, or zero on failure.
- *
- * Performs static frame buffer allocation. Opens the DRM device and add maps
- * to the SAREA, framebuffer and MMIO regions. Fills in \p info with more
- * information. Creates a \e server context to grab the lock for the
- * initialization ioctls and calls the other initilization functions in this
- * file. Starts the CP engine via the DRM_RADEON_CP_START command.
- *
- * Setups a RADEONDRIRec structure to be passed to radeon_dri.so for its
- * initialization.
- */
-static int
-RADEONScreenInit( driDisplay *disp, RADEONInfoPtr info,
- RADEONDRIPtr pRADEONDRI)
-{
- int i, err;
-
- /* XXX this probably isn't needed here */
- {
- int width_bytes = (disp->virtualWidth * disp->cpp);
- int maxy = disp->fbSize / width_bytes;
-
- if (maxy <= disp->virtualHeight * 3) {
- _eglLog(_EGL_WARNING,
- "Static buffer allocation failed -- "
- "need at least %d kB video memory (have %d kB)\n",
- (disp->virtualWidth * disp->virtualHeight *
- disp->cpp * 3 + 1023) / 1024,
- disp->fbSize / 1024);
- return 0;
- }
- }
-
- /* Memory manager setup */
- if (!RADEONMemoryInit(disp, info)) {
- return 0;
- }
-
- /* Create a 'server' context so we can grab the lock for
- * initialization ioctls.
- */
- if ((err = drmCreateContext(disp->drmFD, &disp->serverContext)) != 0) {
- _eglLog(_EGL_WARNING, "%s: drmCreateContext failed %d\n",
- __FUNCTION__, err);
- return 0;
- }
-
- DRM_LOCK(disp->drmFD, disp->pSAREA, disp->serverContext, 0);
-
- /* Initialize the kernel data structures */
- if (!RADEONDRIKernelInit(disp, info)) {
- _eglLog(_EGL_WARNING, "RADEONDRIKernelInit failed\n");
- DRM_UNLOCK(disp->drmFD, disp->pSAREA, disp->serverContext);
- return 0;
- }
-
- /* Initialize the vertex buffers list */
- if (!RADEONDRIBufInit(disp, info)) {
- fprintf(stderr, "RADEONDRIBufInit failed\n");
- DRM_UNLOCK(disp->drmFD, disp->pSAREA, disp->serverContext);
- return 0;
- }
-
- /* Initialize IRQ */
- RADEONDRIIrqInit(disp, info);
-
- /* Initialize kernel gart memory manager */
- RADEONDRIAgpHeapInit(disp, info);
-
- /* Initialize the SAREA private data structure */
- {
- drm_radeon_sarea_t *pSAREAPriv;
- pSAREAPriv = (drm_radeon_sarea_t *)(((char*)disp->pSAREA) +
- sizeof(drm_sarea_t));
- memset(pSAREAPriv, 0, sizeof(*pSAREAPriv));
- pSAREAPriv->pfState = info->page_flip_enable;
- }
-
- for ( i = 0;; i++ ) {
- drmMapType type;
- drmMapFlags flags;
- drm_handle_t handle, offset;
- drmSize size;
- int rc, mtrr;
-
- if ( ( rc = drmGetMap( disp->drmFD, i, &offset, &size, &type, &flags, &handle, &mtrr ) ) != 0 )
- break;
- if ( type == DRM_REGISTERS ) {
- pRADEONDRI->registerHandle = offset;
- pRADEONDRI->registerSize = size;
- break;
- }
- }
- /* Quick hack to clear the front & back buffers. Could also use
- * the clear ioctl to do this, but would need to setup hw state
- * first.
- */
- drimemsetio((char *)disp->pFB + info->frontOffset,
- 0xEE,
- info->frontPitch * disp->cpp * disp->virtualHeight );
-
- drimemsetio((char *)disp->pFB + info->backOffset,
- 0x30,
- info->backPitch * disp->cpp * disp->virtualHeight );
-
-
- /* This is the struct passed to radeon_dri.so for its initialization */
- pRADEONDRI->deviceID = info->Chipset;
- pRADEONDRI->width = disp->virtualWidth;
- pRADEONDRI->height = disp->virtualHeight;
- pRADEONDRI->depth = disp->bpp; /* XXX: depth */
- pRADEONDRI->bpp = disp->bpp;
- pRADEONDRI->IsPCI = (disp->card_type != RADEON_CARD_AGP);;
- pRADEONDRI->frontOffset = info->frontOffset;
- pRADEONDRI->frontPitch = info->frontPitch;
- pRADEONDRI->backOffset = info->backOffset;
- pRADEONDRI->backPitch = info->backPitch;
- pRADEONDRI->depthOffset = info->depthOffset;
- pRADEONDRI->depthPitch = info->depthPitch;
- pRADEONDRI->textureOffset = info->textureOffset;
- pRADEONDRI->textureSize = info->textureSize;
- pRADEONDRI->log2TexGran = info->log2TexGran;
- pRADEONDRI->statusHandle = info->ringReadPtrHandle;
- pRADEONDRI->statusSize = info->ringReadMapSize;
- pRADEONDRI->gartTexHandle = info->gartTexHandle;
- pRADEONDRI->gartTexMapSize = info->gartTexMapSize;
- pRADEONDRI->log2GARTTexGran = info->log2GARTTexGran;
- pRADEONDRI->gartTexOffset = info->gartTexStart;
- pRADEONDRI->sarea_priv_offset = sizeof(drm_sarea_t);
-
- /* Don't release the lock now - let the VT switch handler do it. */
-
- return 1;
-}
-
-
-/**
- * \brief Get Radeon chip family from chipset number.
- *
- * \param info driver private data.
- *
- * \return non-zero on success, or zero on failure.
- *
- * Called by radeonInitFBDev() to set RADEONInfoRec::ChipFamily
- * according to the value of RADEONInfoRec::Chipset. Fails if the
- * chipset is unrecognized or not appropriate for this driver (i.e., not
- * an r100 style radeon)
- */
-static int get_chipfamily_from_chipset( RADEONInfoPtr info )
-{
- switch (info->Chipset) {
- case PCI_CHIP_RADEON_LY:
- case PCI_CHIP_RADEON_LZ:
- info->ChipFamily = CHIP_FAMILY_M6;
- break;
-
- case PCI_CHIP_RADEON_QY:
- case PCI_CHIP_RADEON_QZ:
- info->ChipFamily = CHIP_FAMILY_VE;
- break;
-
- case PCI_CHIP_R200_QL:
- case PCI_CHIP_R200_QN:
- case PCI_CHIP_R200_QO:
- case PCI_CHIP_R200_Ql:
- case PCI_CHIP_R200_BB:
- info->ChipFamily = CHIP_FAMILY_R200;
- break;
-
- case PCI_CHIP_RV200_QW: /* RV200 desktop */
- case PCI_CHIP_RV200_QX:
- info->ChipFamily = CHIP_FAMILY_RV200;
- break;
-
- case PCI_CHIP_RADEON_LW:
- case PCI_CHIP_RADEON_LX:
- info->ChipFamily = CHIP_FAMILY_M7;
- break;
-
- case PCI_CHIP_RV250_Id:
- case PCI_CHIP_RV250_Ie:
- case PCI_CHIP_RV250_If:
- case PCI_CHIP_RV250_Ig:
- info->ChipFamily = CHIP_FAMILY_RV250;
- break;
-
- case PCI_CHIP_RV250_Ld:
- case PCI_CHIP_RV250_Le:
- case PCI_CHIP_RV250_Lf:
- case PCI_CHIP_RV250_Lg:
- info->ChipFamily = CHIP_FAMILY_M9;
- break;
-
- case PCI_CHIP_RV280_Y_:
- case PCI_CHIP_RV280_Ya:
- case PCI_CHIP_RV280_Yb:
- case PCI_CHIP_RV280_Yc:
- info->ChipFamily = CHIP_FAMILY_RV280;
- break;
-
- case PCI_CHIP_R300_ND:
- case PCI_CHIP_R300_NE:
- case PCI_CHIP_R300_NF:
- case PCI_CHIP_R300_NG:
- info->ChipFamily = CHIP_FAMILY_R300;
- break;
-
- case PCI_CHIP_RV370_5460:
- info->ChipFamily = CHIP_FAMILY_RV380;
- break;
-
- default:
- /* Original Radeon/7200 */
- info->ChipFamily = CHIP_FAMILY_RADEON;
- }
-
- return 1;
-}
-
-
-/**
- * \brief Initialize the framebuffer device mode
- *
- * \param disp display handle.
- *
- * \return one on success, or zero on failure.
- *
- * Fills in \p info with some default values and some information from \p disp
- * and then calls RADEONScreenInit() for the screen initialization.
- *
- * Before exiting clears the framebuffer memory accessing it directly.
- */
-static int radeonInitFBDev( driDisplay *disp, RADEONDRIPtr pRADEONDRI )
-{
- int err;
- RADEONInfoPtr info = calloc(1, sizeof(*info));
-
- disp->driverPrivate = (void *)info;
-
- info->gartFastWrite = RADEON_DEFAULT_AGP_FAST_WRITE;
- info->gartSize = RADEON_DEFAULT_AGP_SIZE;
- info->gartTexSize = RADEON_DEFAULT_AGP_TEX_SIZE;
- info->bufSize = RADEON_DEFAULT_BUFFER_SIZE;
- info->ringSize = RADEON_DEFAULT_RING_SIZE;
- info->page_flip_enable = RADEON_DEFAULT_PAGE_FLIP;
-
- fprintf(stderr,
- "Using %d MB AGP aperture\n", info->gartSize);
- fprintf(stderr,
- "Using %d MB for the ring buffer\n", info->ringSize);
- fprintf(stderr,
- "Using %d MB for vertex/indirect buffers\n", info->bufSize);
- fprintf(stderr,
- "Using %d MB for AGP textures\n", info->gartTexSize);
- fprintf(stderr,
- "page flipping %sabled\n", info->page_flip_enable?"en":"dis");
-
- info->Chipset = disp->chipset;
-
- if (!get_chipfamily_from_chipset( info )) {
- fprintf(stderr, "Unknown or non-radeon chipset -- cannot continue\n");
- fprintf(stderr, "==> Verify PCI BusID is correct in miniglx.conf\n");
- return 0;
- }
-#if 0
- if (info->ChipFamily >= CHIP_FAMILY_R300) {
- fprintf(stderr,
- "Direct rendering not yet supported on "
- "Radeon 9700 and newer cards\n");
- return 0;
- }
-#endif
-
-#if 00
- /* don't seem to need this here */
- info->frontPitch = disp->virtualWidth;
-#endif
-
- /* Check the radeon DRM version */
- if (!RADEONCheckDRMVersion(disp, info)) {
- return 0;
- }
-
- if (RADEONGetCardType(disp, info)<0)
- return 0;
-
- if (disp->card_type!=RADEON_CARD_AGP) {
- /* Initialize PCI */
- if (!RADEONDRIPciInit(disp, info))
- return 0;
- }
- else {
- /* Initialize AGP */
- if (!RADEONDRIAgpInit(disp, info))
- return 0;
- }
-
- if (!RADEONScreenInit( disp, info, pRADEONDRI))
- return 0;
-
- /* Initialize and start the CP if required */
- if ((err = drmCommandNone(disp->drmFD, DRM_RADEON_CP_START)) != 0) {
- fprintf(stderr, "%s: CP start %d\n", __FUNCTION__, err);
- return 0;
- }
-
- return 1;
-}
-
-
-/**
- * Create list of all supported surface configs, attach list to the display.
- */
-static EGLBoolean
-radeonFillInConfigs(_EGLDisplay *disp, unsigned pixel_bits,
- unsigned depth_bits,
- unsigned stencil_bits, GLboolean have_back_buffer)
-{
- _EGLConfig *configs;
- _EGLConfig *c;
- unsigned int i, num_configs;
- unsigned int depth_buffer_factor;
- unsigned int back_buffer_factor;
- GLenum fb_format;
- GLenum fb_type;
-
- /* Right now GLX_SWAP_COPY_OML isn't supported, but it would be easy
- * enough to add support. Basically, if a context is created with an
- * fbconfig where the swap method is GLX_SWAP_COPY_OML, pageflipping
- * will never be used.
- */
- static const GLenum back_buffer_modes[] = {
- GLX_NONE, GLX_SWAP_UNDEFINED_OML /*, GLX_SWAP_COPY_OML */
- };
-
- uint8_t depth_bits_array[2];
- uint8_t stencil_bits_array[2];
-
- depth_bits_array[0] = depth_bits;
- depth_bits_array[1] = depth_bits;
-
- /* Just like with the accumulation buffer, always provide some modes
- * with a stencil buffer. It will be a sw fallback, but some apps won't
- * care about that.
- */
- stencil_bits_array[0] = 0;
- stencil_bits_array[1] = (stencil_bits == 0) ? 8 : stencil_bits;
-
- depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 2 : 1;
- back_buffer_factor = (have_back_buffer) ? 2 : 1;
-
- num_configs = depth_buffer_factor * back_buffer_factor * 2;
-
- if (pixel_bits == 16) {
- fb_format = GL_RGB;
- fb_type = GL_UNSIGNED_SHORT_5_6_5;
- } else {
- fb_format = GL_RGBA;
- fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
- }
-
- configs = calloc(sizeof(*configs), num_configs);
- c = configs;
- if (!_eglFillInConfigs(c, fb_format, fb_type,
- depth_bits_array, stencil_bits_array,
- depth_buffer_factor,
- back_buffer_modes, back_buffer_factor,
- GLX_TRUE_COLOR)) {
- fprintf(stderr, "[%s:%u] Error creating FBConfig!\n",
- __func__, __LINE__);
- return EGL_FALSE;
- }
-
- /* Mark the visual as slow if there are "fake" stencil bits.
- */
- for (i = 0, c = configs; i < num_configs; i++, c++) {
- int stencil = GET_CONFIG_ATTRIB(c, EGL_STENCIL_SIZE);
- if ((stencil != 0) && (stencil != stencil_bits)) {
- SET_CONFIG_ATTRIB(c, EGL_CONFIG_CAVEAT, EGL_SLOW_CONFIG);
- }
- }
-
- for (i = 0, c = configs; i < num_configs; i++, c++)
- _eglAddConfig(disp, c);
-
- free(configs);
-
- return EGL_TRUE;
-}
-
-
-/**
- * Show the given surface on the named screen.
- * If surface is EGL_NO_SURFACE, disable the screen's output.
- */
-static EGLBoolean
-radeonShowScreenSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen,
- EGLSurface surface, EGLModeMESA m)
-{
- EGLBoolean b = _eglDRIShowScreenSurfaceMESA(drv, dpy, screen, surface, m);
- return b;
-}
-
-
-/**
- * Called via eglInitialize() by user.
- */
-static EGLBoolean
-radeonInitialize(_EGLDriver *drv, EGLDisplay dpy, EGLint *major, EGLint *minor)
-{
- __DRIframebuffer framebuffer;
- driDisplay *display;
-
- /* one-time init */
- radeon_drm_page_size = getpagesize();
-
- if (!_eglDRIInitialize(drv, dpy, major, minor))
- return EGL_FALSE;
-
- display = Lookup_driDisplay(dpy);
-
- framebuffer.dev_priv_size = sizeof(RADEONDRIRec);
- framebuffer.dev_priv = malloc(sizeof(RADEONDRIRec));
-
- /* XXX we shouldn't hard-code values here! */
- /* we won't know the screen surface size until the user calls
- * eglCreateScreenSurfaceMESA().
- */
-#if 0
- display->virtualWidth = 1024;
- display->virtualHeight = 768;
-#else
- display->virtualWidth = 1280;
- display->virtualHeight = 1024;
-#endif
- display->bpp = 32;
- display->cpp = 4;
-
- if (!_eglDRIGetDisplayInfo(display))
- return EGL_FALSE;
-
- framebuffer.base = display->pFB;
- framebuffer.width = display->virtualWidth;
- framebuffer.height = display->virtualHeight;
- framebuffer.stride = display->virtualWidth;
- framebuffer.size = display->fbSize;
- radeonInitFBDev( display, framebuffer.dev_priv );
-
- if (!_eglDRICreateDisplay(display, &framebuffer))
- return EGL_FALSE;
-
- if (!_eglDRICreateScreens(display))
- return EGL_FALSE;
-
- /* create a variety of both 32 and 16-bit configurations */
- radeonFillInConfigs(&display->Base, 32, 24, 8, GL_TRUE);
- radeonFillInConfigs(&display->Base, 16, 16, 0, GL_TRUE);
-
- drv->Initialized = EGL_TRUE;
- return EGL_TRUE;
-}
-
-
-/**
- * The bootstrap function. Return a new radeonDriver object and
- * plug in API functions.
- */
-_EGLDriver *
-_eglMain(_EGLDisplay *dpy)
-{
- radeonDriver *radeon;
-
- radeon = (radeonDriver *) calloc(1, sizeof(*radeon));
- if (!radeon) {
- return NULL;
- }
-
- /* First fill in the dispatch table with defaults */
- _eglDRIInitDriverFallbacks(&radeon->Base);
-
- /* then plug in our radeon-specific functions */
- radeon->Base.API.Initialize = radeonInitialize;
- radeon->Base.API.ShowScreenSurfaceMESA = radeonShowScreenSurfaceMESA;
-
- return &radeon->Base;
-}
#include "main/glheader.h"
#include "main/context.h"
#include "main/formats.h"
-#include "main/matrix.h"
-#include "main/state.h"
#include "main/simple_list.h"
-#include "main/extensions.h"
#include "main/framebuffer.h"
#include "main/renderbuffer.h"
#include "via_context.h"
#include "via_tris.h"
#include "via_ioctl.h"
-#include "via_state.h"
#include "via_fb.h"
#include "via_3d_reg.h"
#include "via_context.h"
#include "via_tris.h"
-#include "via_state.h"
#include "via_ioctl.h"
/*
#include "main/context.h"
#include "main/framebuffer.h"
#include "main/renderbuffer.h"
-#include "main/matrix.h"
#include "main/simple_list.h"
#include "vblank.h"
#include "via_state.h"
#include "via_tex.h"
#include "via_span.h"
-#include "via_tris.h"
-#include "via_ioctl.h"
#include "via_screen.h"
-#include "via_fb.h"
#include "via_dri.h"
#include "GL/internal/dri_interface.h"
#include "via_context.h"
#include "via_state.h"
#include "via_tex.h"
-#include "via_tris.h"
#include "via_ioctl.h"
#include "via_3d_reg.h"
#include "tnl/tnl.h"
#include "swrast_setup/swrast_setup.h"
-#include "tnl/t_pipeline.h"
-
static GLuint ROP[16] = {
HC_HROP_BLACK, /* GL_CLEAR 0 */
#include "main/mipmap.h"
#include "main/mm.h"
#include "main/simple_list.h"
-#include "main/texcompress.h"
#include "main/texobj.h"
#include "main/texstore.h"
#include "via_context.h"
#include "via_fb.h"
#include "via_tex.h"
-#include "via_state.h"
#include "via_ioctl.h"
#include "via_3d_reg.h"
#include "main/enums.h"
#include "via_context.h"
-#include "via_state.h"
#include "via_tex.h"
#include "via_3d_reg.h"
SERVER_GLAPI_FILES = \
$(GLX_DIR)/glapi.h \
$(GLX_DIR)/glapi.c \
+ $(GLX_DIR)/glapi_nop.c \
$(GLX_DIR)/glthread.c \
$(GLX_DIR)/glthread.h
#error _GLAPI_SKIP_NORMAL_ENTRY_POINTS must not be defined
#endif
-static _glapi_proc DISPATCH_TABLE_NAME[] = {"""
+_glapi_proc DISPATCH_TABLE_NAME[] = {"""
for f in api.functionIterateByOffset():
print ' TABLE_ENTRY(%s),' % (f.dispatch_name())
* We list the functions which are not otherwise used.
*/
#ifdef UNUSED_TABLE_NAME
-static _glapi_proc UNUSED_TABLE_NAME[] = {"""
+_glapi_proc UNUSED_TABLE_NAME[] = {"""
normal_entries = []
proto_entries = []
#include "glapi/glapioffsets.h"
#include "glapi/glapitable.h"
-/***** BEGIN NO-OP DISPATCH *****/
-
-static GLboolean WarnFlag = GL_FALSE;
-static _glapi_warning_func warning_func;
-
-/*
- * Enable/disable printing of warning messages.
- */
-PUBLIC void
-_glapi_noop_enable_warnings(GLboolean enable)
-{
- WarnFlag = enable;
-}
-
-/*
- * Register a callback function for reporting errors.
- */
-PUBLIC void
-_glapi_set_warning_func( _glapi_warning_func func )
-{
- warning_func = func;
-}
-
-static int
-warn(const char *func)
-{
-#if !defined(_WIN32_WCE)
- if ((WarnFlag || getenv("MESA_DEBUG") || getenv("LIBGL_DEBUG"))
- && warning_func) {
- warning_func(NULL, "GL User Error: called without context: %s", func);
- }
-#endif
- return 0;
-}
-
-#ifdef DEBUG
-
-#define KEYWORD1 static
-#define KEYWORD1_ALT static
-#define KEYWORD2 GLAPIENTRY
-#define NAME(func) NoOp##func
-
-#define F NULL
-
-#define DISPATCH(func, args, msg) \
- warn(#func);
-
-#define RETURN_DISPATCH(func, args, msg) \
- return warn(#func);
-
-#define TABLE_ENTRY(name) (_glapi_proc) NoOp##name
-
-#else
-
-static void
-NoOpGeneric(void)
-{
- if ((WarnFlag || getenv("MESA_DEBUG") || getenv("LIBGL_DEBUG"))
- && warning_func) {
- warning_func(NULL, "GL User Error: calling GL function");
- }
-}
-
-#define TABLE_ENTRY(name) (_glapi_proc) NoOpGeneric
-
-#endif
-
-#define DISPATCH_TABLE_NAME __glapi_noop_table
-#define UNUSED_TABLE_NAME __unused_noop_functions
-
-static GLint NoOpUnused(void)
-{
- return warn("extension function");
-}
-
-#include "glapi/glapitemp.h"
-
-/***** END NO-OP DISPATCH *****/
-
+extern _glapi_proc __glapi_noop_table[];
/**
PUBLIC void
_glapi_set_context(void *context)
{
- (void) __unused_noop_functions; /* silence a warning */
#if defined(GLX_USE_TLS)
_glapi_tls_Context = context;
#elif defined(THREADS)
typedef void (*_glapi_proc)(void); /* generic function pointer */
-typedef void (*_glapi_warning_func)(void *ctx, const char *str, ...);
-
#if defined(USE_MGL_NAMESPACE)
#define _glapi_set_dispatch _mglapi_set_dispatch
** GL API public functions
**/
-extern void
-_glapi_noop_enable_warnings(GLboolean enable);
-
-extern void
-_glapi_set_warning_func(_glapi_warning_func func);
-
extern void
_glapi_check_multithread(void);
--- /dev/null
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.8
+ *
+ * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2010 VMWare, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+/**
+ * No-op dispatch table.
+ *
+ * This file defines a special dispatch table which is loaded with no-op
+ * functions.
+ *
+ * When there's no current rendering context, calling a GL function like
+ * glBegin() is a no-op. Apps should never normally do this. So as a
+ * debugging aid, each of the no-op functions will emit a warning to
+ * stderr if the MESA_DEBUG or LIBGL_DEBUG env var is set.
+ */
+
+
+
+#include "main/compiler.h"
+#include "main/glheader.h"
+#include "glapi/glapi.h"
+
+
+/**
+ * Called by each of the no-op GL entrypoints.
+ */
+static int
+Warn(const char *func)
+{
+#if !defined(_WIN32_WCE)
+ if (getenv("MESA_DEBUG") || getenv("LIBGL_DEBUG")) {
+ fprintf(stderr, "GL User Error: gl%s called without a rendering context\n",
+ func);
+ }
+#endif
+ return 0;
+}
+
+
+/**
+ * This is called if the user somehow calls an unassigned GL dispatch function.
+ */
+static GLint
+NoOpUnused(void)
+{
+ return Warn(" function");
+}
+
+
+/*
+ * Defines for the glapitemp.h functions.
+ */
+#define KEYWORD1 static
+#define KEYWORD1_ALT static
+#define KEYWORD2 GLAPIENTRY
+#define NAME(func) NoOp##func
+#define DISPATCH(func, args, msg) Warn(#func);
+#define RETURN_DISPATCH(func, args, msg) Warn(#func); return 0
+
+
+/*
+ * Defines for the table of no-op entry points.
+ */
+#define TABLE_ENTRY(name) (_glapi_proc) NoOp##name
+#define DISPATCH_TABLE_NAME __glapi_noop_table
+#define UNUSED_TABLE_NAME __unused_noop_functions
+
+
+#include "glapi/glapitemp.h"
#error _GLAPI_SKIP_NORMAL_ENTRY_POINTS must not be defined
#endif
-static _glapi_proc DISPATCH_TABLE_NAME[] = {
+_glapi_proc DISPATCH_TABLE_NAME[] = {
TABLE_ENTRY(NewList),
TABLE_ENTRY(EndList),
TABLE_ENTRY(CallList),
* We list the functions which are not otherwise used.
*/
#ifdef UNUSED_TABLE_NAME
-static _glapi_proc UNUSED_TABLE_NAME[] = {
+_glapi_proc UNUSED_TABLE_NAME[] = {
#ifndef _GLAPI_SKIP_NORMAL_ENTRY_POINTS
TABLE_ENTRY(ArrayElementEXT),
TABLE_ENTRY(BindTextureEXT),
#include "bufferobj.h"
#include "clear.h"
#include "colormac.h"
-#include "colortab.h"
#include "context.h"
#include "depth.h"
#include "enable.h"
#include "enums.h"
#include "macros.h"
#include "mtypes.h"
-#include "glapi/glapitable.h"
/**
#include "colormac.h"
#include "context.h"
#include "enums.h"
-#include "fbobject.h"
-#include "state.h"
#define BAD_MASK ~0u
_mesa_ubyte_to_float_color_tab[i] = (float) i / 255.0F;
}
- if (_mesa_getenv("MESA_DEBUG")) {
- _glapi_noop_enable_warnings(GL_TRUE);
- _glapi_set_warning_func( (_glapi_warning_func) _mesa_warning );
- }
- else {
- _glapi_noop_enable_warnings(GL_FALSE);
- }
-
#if defined(DEBUG) && defined(__DATE__) && defined(__TIME__)
_mesa_debug(ctx, "Mesa %s DEBUG build %s %s\n",
MESA_VERSION_STRING, __DATE__, __TIME__);
#include "context.h"
#include "image.h"
#include "mtypes.h"
-#include "pixel.h"
#include "state.h"
#include "glapi/dispatch.h"
#include "mtypes.h"
#include "attrib.h"
#include "colormac.h"
-#include "context.h"
#include "enums.h"
#include "formats.h"
#include "hash.h"
#include "get.h"
#include "pixelstore.h"
#include "readpix.h"
-#include "texgetimage.h"
#include "texobj.h"
"GL_QUAD_STRIP",
"GL_POLYGON",
"outside begin/end",
- "inside unkown primitive",
+ "inside unknown primitive",
"unknown state"
};
#include "glheader.h"
#include "imports.h"
#include "context.h"
-#include "fbobject.h"
#include "formats.h"
#include "mtypes.h"
#include "depthstencil.h"
#include "api_loopback.h"
#include "config.h"
#include "mfeatures.h"
-#include "attrib.h"
-#include "blend.h"
-#include "buffers.h"
#if FEATURE_ARB_vertex_buffer_object
#include "bufferobj.h"
#endif
#include "arrayobj.h"
-#include "clip.h"
-#include "colortab.h"
#include "context.h"
-#include "convolve.h"
-#include "depth.h"
#include "dlist.h"
-#include "enable.h"
#include "enums.h"
#include "eval.h"
-#include "extensions.h"
-#include "feedback.h"
#include "framebuffer.h"
-#include "get.h"
#include "glapi/glapi.h"
#include "hash.h"
-#include "histogram.h"
#include "image.h"
#include "light.h"
-#include "lines.h"
#include "dlist.h"
#include "macros.h"
-#include "matrix.h"
-#include "pixel.h"
-#include "points.h"
-#include "polygon.h"
#include "queryobj.h"
-#include "state.h"
-#include "texobj.h"
#include "teximage.h"
-#include "texstate.h"
#include "mtypes.h"
#include "varray.h"
-#include "vtxfmt.h"
#if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program
#include "shader/arbprogram.h"
#include "shader/program.h"
#include "enums.h"
#include "feedback.h"
#include "framebuffer.h"
-#include "image.h"
#include "readpix.h"
#include "state.h"
#include "glapi/dispatch.h"
#include "context.h"
#include "enable.h"
#include "light.h"
-#include "macros.h"
#include "simple_list.h"
#include "mtypes.h"
#include "enums.h"
#include "framebuffer.h"
#include "hash.h"
#include "macros.h"
-#include "mipmap.h"
#include "renderbuffer.h"
#include "state.h"
#include "teximage.h"
#include "texobj.h"
-#include "texstore.h"
-#include "texstate.h"
/** Set this to 1 to help debug FBO incompleteness problems */
#include "imports.h"
#include "formats.h"
#include "config.h"
-#include "texstore.h"
/**
#include "image.h"
#include "imports.h"
#include "macros.h"
-#include "pixel.h"
/**
#include "glheader.h"
#include "context.h"
-#include "depth.h"
#include "lines.h"
#include "macros.h"
-#include "texstate.h"
#include "mtypes.h"
#include "imports.h"
#include "formats.h"
#include "mipmap.h"
-#include "texcompress.h"
#include "teximage.h"
#include "texstore.h"
#include "image.h"
#include "bufferobj.h"
#include "colormac.h"
#include "context.h"
-#include "image.h"
#include "macros.h"
#include "pixel.h"
#include "mtypes.h"
#include "glheader.h"
#include "bufferobj.h"
-#include "colormac.h"
#include "context.h"
-#include "image.h"
-#include "macros.h"
#include "pixelstore.h"
#include "mtypes.h"
#include "context.h"
#include "macros.h"
#include "points.h"
-#include "texstate.h"
#include "mtypes.h"
#include "context.h"
#include "image.h"
#include "enums.h"
-#include "macros.h"
#include "polygon.h"
#include "mtypes.h"
#include "texenvprogram.h"
#include "texobj.h"
#include "texstate.h"
-#include "viewport.h"
static void
#include "colormac.h"
#include "context.h"
#include "formats.h"
-#include "image.h"
-#include "mipmap.h"
#include "texcompress.h"
-#include "texstore.h"
/**
#include "context.h"
#include "texcompress.h"
-#include "texcompress_fxt1.h"
-#include "texcompress_s3tc.h"
#include "texformat.h"
#include "context.h"
#include "formats.h"
#include "image.h"
-#include "texcompress.h"
#include "texgetimage.h"
#include "teximage.h"
-#include "texstate.h"
#include "texfetch.h"
#include "teximage.h"
#include "texstate.h"
-#include "texstore.h"
#include "mtypes.h"
#include "imports.h"
#include "macros.h"
#include "teximage.h"
-#include "texstate.h"
#include "texobj.h"
#include "mtypes.h"
#include "shader/prog_instruction.h"
#include "main/glheader.h"
#include "main/colormac.h"
#include "main/context.h"
-#include "main/enums.h"
#include "main/formats.h"
#include "main/macros.h"
#include "main/texcompress.h"
#include "context.h"
#include "enums.h"
#include "macros.h"
-#include "texcompress.h"
#include "texobj.h"
#include "teximage.h"
#include "texstate.h"
-#include "texenvprogram.h"
#include "mtypes.h"
map[ZERO] = ZERO;
map[ONE] = ONE;
-/*
+#if 0
_mesa_printf("from %x/%s to %x/%s map %d %d %d %d %d %d\n",
inFormat, _mesa_lookup_enum_by_nr(inFormat),
outFormat, _mesa_lookup_enum_by_nr(outFormat),
map[3],
map[4],
map[5]);
-*/
+#endif
}
#include "glheader.h"
#include "api_arrayelt.h"
-#include "api_loopback.h"
#include "context.h"
#include "imports.h"
#include "mtypes.h"
-#include "state.h"
#include "vtxfmt.h"
#include "eval.h"
#include "dlist.h"
#include "main/glheader.h"
#include "main/imports.h"
#include "main/context.h"
-#include "main/macros.h"
#include "main/mtypes.h"
#include "arbprogparse.h"
-#include "program.h"
#include "programopt.h"
#include "prog_parameter.h"
#include "prog_statevars.h"
}
else if (prog) {
/* Unbind program if necessary */
- if (prog->Target == GL_VERTEX_PROGRAM_ARB || /* == GL_VERTEX_PROGRAM_NV */
- prog->Target == GL_VERTEX_STATE_PROGRAM_NV) {
+ switch (prog->Target) {
+ case GL_VERTEX_PROGRAM_ARB: /* == GL_VERTEX_PROGRAM_NV */
+ case GL_VERTEX_STATE_PROGRAM_NV:
if (ctx->VertexProgram.Current &&
ctx->VertexProgram.Current->Base.Id == ids[i]) {
/* unbind this currently bound program */
_mesa_BindProgram(prog->Target, 0);
}
- }
- else if (prog->Target == GL_FRAGMENT_PROGRAM_NV ||
- prog->Target == GL_FRAGMENT_PROGRAM_ARB) {
+ break;
+ case GL_FRAGMENT_PROGRAM_NV:
+ case GL_FRAGMENT_PROGRAM_ARB:
if (ctx->FragmentProgram.Current &&
ctx->FragmentProgram.Current->Base.Id == ids[i]) {
/* unbind this currently bound program */
_mesa_BindProgram(prog->Target, 0);
}
- }
- else {
+ break;
+ default:
_mesa_problem(ctx, "bad target in glDeleteProgramsNV");
return;
}
}
}
+
+
/**
* Set a program env parameter register.
* \note Called from the GL API dispatcher.
*/
void GLAPIENTRY
_mesa_ProgramEnvParameter4fvARB(GLenum target, GLuint index,
- const GLfloat *params)
+ const GLfloat *params)
{
- _mesa_ProgramEnvParameter4fARB(target, index, params[0], params[1],
- params[2], params[3]);
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ FLUSH_VERTICES(ctx, _NEW_PROGRAM_CONSTANTS);
+
+ if (target == GL_FRAGMENT_PROGRAM_ARB
+ && ctx->Extensions.ARB_fragment_program) {
+ if (index >= ctx->Const.FragmentProgram.MaxEnvParams) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glProgramEnvParameter4fv(index)");
+ return;
+ }
+ memcpy(ctx->FragmentProgram.Parameters[index], params,
+ 4 * sizeof(GLfloat));
+ }
+ else if (target == GL_VERTEX_PROGRAM_ARB /* == GL_VERTEX_PROGRAM_NV */
+ && (ctx->Extensions.ARB_vertex_program || ctx->Extensions.NV_vertex_program)) {
+ if (index >= ctx->Const.VertexProgram.MaxEnvParams) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glProgramEnvParameter4fv(index)");
+ return;
+ }
+ memcpy(ctx->VertexProgram.Parameters[index], params,
+ 4 * sizeof(GLfloat));
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glProgramEnvParameter4fv(target)");
+ return;
+ }
}
const GLfloat *params)
{
GET_CURRENT_CONTEXT(ctx);
- GLint i;
GLfloat * dest;
ASSERT_OUTSIDE_BEGIN_END(ctx);
return;
}
- for ( i = 0 ; i < count ; i++ ) {
- COPY_4V(dest, params);
- params += 4;
- dest += 4;
- }
+ memcpy(dest, params, count * 4 * sizeof(GLfloat));
}
const GLfloat *params)
{
GET_CURRENT_CONTEXT(ctx);
- struct gl_program *prog;
- GLint i;
+ GLfloat *dest;
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_PROGRAM_CONSTANTS);
_mesa_error(ctx, GL_INVALID_VALUE, "glProgramLocalParameters4fvEXT(index + count)");
return;
}
- prog = &(ctx->FragmentProgram.Current->Base);
+ dest = ctx->FragmentProgram.Current->Base.LocalParams[index];
}
else if (target == GL_VERTEX_PROGRAM_ARB
&& ctx->Extensions.ARB_vertex_program) {
_mesa_error(ctx, GL_INVALID_VALUE, "glProgramLocalParameters4fvEXT(index + count)");
return;
}
- prog = &(ctx->VertexProgram.Current->Base);
+ dest = ctx->VertexProgram.Current->Base.LocalParams[index];
}
else {
_mesa_error(ctx, GL_INVALID_ENUM, "glProgramLocalParameters4fvEXT(target)");
return;
}
- for (i = 0; i < count; i++) {
- ASSERT((index + i) < MAX_PROGRAM_LOCAL_PARAMS);
- COPY_4V(prog->LocalParams[index + i], params);
- params += 4;
- }
+ memcpy(dest, params, count * 4 * sizeof(GLfloat));
}
*/
#include "main/glheader.h"
#include "main/imports.h"
-#include "prog_instruction.h"
-#include "prog_statevars.h"
+#include "shader/prog_instruction.h"
+#include "shader/prog_statevars.h"
-#include "symbol_table.h"
-#include "program_parser.h"
-#include "program_parse.tab.h"
+#include "shader/symbol_table.h"
+#include "shader/program_parser.h"
+#include "shader/program_parse.tab.h"
#define require_ARB_vp (yyextra->mode == ARB_vertex)
#define require_ARB_fp (yyextra->mode == ARB_fragment)
#include "main/glheader.h"
#include "main/context.h"
#include "main/imports.h"
-#include "main/macros.h"
#include "nvprogram.h"
#include "nvvertparse.h"
#include "prog_instruction.h"
#include "main/glheader.h"
#include "main/colormac.h"
#include "main/context.h"
-#include "program.h"
#include "prog_execute.h"
#include "prog_instruction.h"
#include "prog_parameter.h"
}
+static GLuint
+fetch_vector1ui(const struct prog_src_register *source,
+ const struct gl_program_machine *machine)
+{
+ const GLuint *src = (GLuint *) get_src_register_pointer(source, machine);
+ GLuint result;
+
+ ASSERT(src);
+
+ result = src[GET_SWZ(source->Swizzle, 0)];
+
+ if (source->Abs) {
+ result = FABSF(result);
+ }
+ if (source->Negate) {
+ result = -result;
+ }
+
+ return result;
+}
+
+
/**
* Fetch texel from texture. Use partial derivatives when possible.
*/
break;
case OPCODE_UP2H: /* unpack two 16-bit floats */
{
- GLfloat a[4], result[4];
- fi_type fi;
- GLhalfNV hx, hy;
- fetch_vector1(&inst->SrcReg[0], machine, a);
- fi.f = a[0];
- hx = fi.i & 0xffff;
- hy = fi.i >> 16;
+ const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine);
+ GLfloat result[4];
+ GLushort hx, hy;
+ hx = raw & 0xffff;
+ hy = raw >> 16;
result[0] = result[2] = _mesa_half_to_float(hx);
result[1] = result[3] = _mesa_half_to_float(hy);
store_vector4(inst, machine, result);
break;
case OPCODE_UP2US: /* unpack two GLushorts */
{
- GLfloat a[4], result[4];
- fi_type fi;
+ const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine);
+ GLfloat result[4];
GLushort usx, usy;
- fetch_vector1(&inst->SrcReg[0], machine, a);
- fi.f = a[0];
- usx = fi.i & 0xffff;
- usy = fi.i >> 16;
+ usx = raw & 0xffff;
+ usy = raw >> 16;
result[0] = result[2] = usx * (1.0f / 65535.0f);
result[1] = result[3] = usy * (1.0f / 65535.0f);
store_vector4(inst, machine, result);
break;
case OPCODE_UP4B: /* unpack four GLbytes */
{
- GLfloat a[4], result[4];
- fi_type fi;
- fetch_vector1(&inst->SrcReg[0], machine, a);
- fi.f = a[0];
- result[0] = (((fi.i >> 0) & 0xff) - 128) / 127.0F;
- result[1] = (((fi.i >> 8) & 0xff) - 128) / 127.0F;
- result[2] = (((fi.i >> 16) & 0xff) - 128) / 127.0F;
- result[3] = (((fi.i >> 24) & 0xff) - 128) / 127.0F;
+ const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine);
+ GLfloat result[4];
+ result[0] = (((raw >> 0) & 0xff) - 128) / 127.0F;
+ result[1] = (((raw >> 8) & 0xff) - 128) / 127.0F;
+ result[2] = (((raw >> 16) & 0xff) - 128) / 127.0F;
+ result[3] = (((raw >> 24) & 0xff) - 128) / 127.0F;
store_vector4(inst, machine, result);
}
break;
case OPCODE_UP4UB: /* unpack four GLubytes */
{
- GLfloat a[4], result[4];
- fi_type fi;
- fetch_vector1(&inst->SrcReg[0], machine, a);
- fi.f = a[0];
- result[0] = ((fi.i >> 0) & 0xff) / 255.0F;
- result[1] = ((fi.i >> 8) & 0xff) / 255.0F;
- result[2] = ((fi.i >> 16) & 0xff) / 255.0F;
- result[3] = ((fi.i >> 24) & 0xff) / 255.0F;
+ const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine);
+ GLfloat result[4];
+ result[0] = ((raw >> 0) & 0xff) / 255.0F;
+ result[1] = ((raw >> 8) & 0xff) / 255.0F;
+ result[2] = ((raw >> 16) & 0xff) / 255.0F;
+ result[3] = ((raw >> 24) & 0xff) / 255.0F;
store_vector4(inst, machine, result);
}
break;
#include "main/glheader.h"
#include "main/context.h"
-#include "main/hash.h"
#include "main/imports.h"
#include "main/macros.h"
#include "main/mtypes.h"
*/
#include "main/glheader.h"
#include "main/imports.h"
-#include "prog_instruction.h"
-#include "prog_statevars.h"
+#include "shader/prog_instruction.h"
+#include "shader/prog_statevars.h"
-#include "symbol_table.h"
-#include "program_parser.h"
-#include "program_parse.tab.h"
+#include "shader/symbol_table.h"
+#include "shader/program_parser.h"
+#include "shader/program_parse.tab.h"
#define require_ARB_vp (yyextra->mode == ARB_vertex)
#define require_ARB_fp (yyextra->mode == ARB_fragment)
#include "main/mtypes.h"
#include "main/imports.h"
-#include "program.h"
-#include "prog_parameter.h"
-#include "prog_parameter_layout.h"
-#include "prog_statevars.h"
-#include "prog_instruction.h"
-
-#include "symbol_table.h"
-#include "program_parser.h"
+#include "shader/program.h"
+#include "shader/prog_parameter.h"
+#include "shader/prog_parameter_layout.h"
+#include "shader/prog_statevars.h"
+#include "shader/prog_instruction.h"
+
+#include "shader/symbol_table.h"
+#include "shader/program_parser.h"
extern void *yy_scan_string(char *);
extern void yy_delete_buffer(void *);
#include "main/mtypes.h"
#include "main/imports.h"
-#include "program.h"
-#include "prog_parameter.h"
-#include "prog_parameter_layout.h"
-#include "prog_statevars.h"
-#include "prog_instruction.h"
-
-#include "symbol_table.h"
-#include "program_parser.h"
+#include "shader/program.h"
+#include "shader/prog_parameter.h"
+#include "shader/prog_parameter_layout.h"
+#include "shader/prog_statevars.h"
+#include "shader/prog_instruction.h"
+
+#include "shader/symbol_table.h"
+#include "shader/program_parser.h"
extern void *yy_scan_string(char *);
extern void yy_delete_buffer(void *);
#include "main/glheader.h"
#include "main/context.h"
#include "main/hash.h"
-#include "main/macros.h"
#include "shader/program.h"
#include "shader/prog_parameter.h"
-#include "shader/prog_print.h"
#include "shader/prog_statevars.h"
#include "shader/prog_uniform.h"
#include "shader/shader_api.h"
#include "shader/prog_parameter.h"
#include "shader/prog_statevars.h"
#include "shader/slang/slang_ir.h"
-#include "shader/slang/slang_emit.h"
#include "shader/slang/slang_builtin.h"
#include "slang_codegen.h"
#include "slang_compile.h"
#include "slang_storage.h"
-#include "slang_emit.h"
#include "slang_log.h"
#include "slang_mem.h"
#include "slang_vartable.h"
#include "slang_simplify.h"
-#include "slang_print.h"
-
/*
* This is a straightforward implementation of the slang front-end
* compiler. Lots of error-checking functionality is missing but
#include "main/imports.h"
#include "main/context.h"
-#include "main/macros.h"
#include "shader/program.h"
#include "shader/prog_instruction.h"
#include "shader/prog_parameter.h"
#include "main/imports.h"
#include "main/context.h"
-#include "main/hash.h"
#include "main/macros.h"
#include "shader/program.h"
#include "shader/prog_instruction.h"
*/
#include "main/imports.h"
-#include "main/context.h"
#include "slang_log.h"
#include "slang_utility.h"
main/dispatch.c \
glapi/glapi.c \
glapi/glapi_getproc.c \
+ glapi/glapi_nop.c \
glapi/glthread.c
MATH_SOURCES = \
#include "st_public.h"
#include "st_texture.h"
#include "pipe/p_context.h"
-#include "pipe/p_inlines.h"
#include "cso_cache/cso_context.h"
#include "util/u_rect.h"
#include "util/u_math.h"
#include "st_context.h"
#include "st_format.h"
-#include "st_program.h"
#include "st_texture.h"
#include "st_inlines.h"
#include "st_context.h"
#include "st_cb_texture.h"
#include "st_atom.h"
-#include "st_program.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "st_atom.h"
#include "st_program.h"
#include "st_atom_shader.h"
-#include "st_mesa_to_tgsi.h"
stfp->num_input_slots = numIn;
- assert(stfp->Base.Base.NumInstructions > 1);
+ assert(stfp->Base.Base.NumInstructions > 0);
st_translate_fragment_program(st, stfp, stfp->input_to_slot);
}
#include "st_context.h"
#include "st_cb_accum.h"
#include "st_cb_fbo.h"
-#include "st_draw.h"
#include "st_public.h"
-#include "st_format.h"
#include "st_texture.h"
#include "st_inlines.h"
#include "pipe/p_context.h"
#include "main/image.h"
#include "main/bufferobj.h"
#include "main/macros.h"
-#include "main/texformat.h"
#include "shader/program.h"
-#include "shader/prog_parameter.h"
#include "shader/prog_print.h"
#include "st_context.h"
#include "st_atom_constbuf.h"
#include "st_program.h"
#include "st_cb_bitmap.h"
-#include "st_cb_program.h"
-#include "st_mesa_to_tgsi.h"
#include "st_texture.h"
#include "st_inlines.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "pipe/p_inlines.h"
-#include "util/u_tile.h"
#include "util/u_draw_quad.h"
#include "util/u_simple_shaders.h"
#include "shader/prog_instruction.h"
}
/* put vertex data into vbuf */
- st_no_flush_pipe_buffer_write(st,
- st->bitmap.vbuf,
- st->bitmap.vbuf_slot * sizeof st->bitmap.vertices,
- sizeof st->bitmap.vertices,
- st->bitmap.vertices);
+ st_no_flush_pipe_buffer_write_nooverlap(st,
+ st->bitmap.vbuf,
+ st->bitmap.vbuf_slot * sizeof st->bitmap.vertices,
+ sizeof st->bitmap.vertices,
+ st->bitmap.vertices);
return st->bitmap.vbuf_slot++ * sizeof st->bitmap.vertices;
}
#include "main/imports.h"
#include "main/image.h"
#include "main/macros.h"
-#include "main/texformat.h"
#include "shader/program.h"
-#include "shader/prog_parameter.h"
-#include "shader/prog_print.h"
#include "st_context.h"
#include "st_texture.h"
-#include "st_program.h"
#include "st_cb_blit.h"
#include "st_cb_fbo.h"
#include "st_cb_accum.h"
#include "st_cb_clear.h"
#include "st_cb_fbo.h"
-#include "st_draw.h"
#include "st_program.h"
#include "st_public.h"
-#include "st_mesa_to_tgsi.h"
#include "st_inlines.h"
#include "pipe/p_context.h"
#include "pipe/p_state.h"
#include "pipe/p_defines.h"
#include "util/u_format.h"
-#include "util/u_pack_color.h"
#include "util/u_simple_shaders.h"
#include "util/u_draw_quad.h"
}
/* put vertex data into vbuf */
- st_no_flush_pipe_buffer_write(st, st->clear.vbuf,
- st->clear.vbuf_slot * sizeof(st->clear.vertices),
- sizeof(st->clear.vertices),
- st->clear.vertices);
+ st_no_flush_pipe_buffer_write_nooverlap(st, st->clear.vbuf,
+ st->clear.vbuf_slot * sizeof(st->clear.vertices),
+ sizeof(st->clear.vertices),
+ st->clear.vertices);
/* draw */
util_draw_vertex_buffer(pipe,
#include "main/macros.h"
#include "main/texformat.h"
#include "main/texstore.h"
-#include "main/state.h"
#include "shader/program.h"
-#include "shader/prog_parameter.h"
#include "shader/prog_print.h"
#include "st_debug.h"
#include "st_context.h"
#include "st_atom.h"
#include "st_atom_constbuf.h"
-#include "st_draw.h"
#include "st_program.h"
#include "st_cb_drawpixels.h"
#include "st_cb_readpixels.h"
#include "st_cb_fbo.h"
-#include "st_cb_texture.h"
-#include "st_draw.h"
#include "st_format.h"
-#include "st_mesa_to_tgsi.h"
#include "st_texture.h"
#include "st_inlines.h"
{
st_reference_fragprog(st, &st->drawpix.z_shader, NULL);
st_reference_fragprog(st, &st->pixel_xfer.combined_prog, NULL);
- st_reference_vertprog(st, &st->drawpix.vert_shaders[0], NULL);
- st_reference_vertprog(st, &st->drawpix.vert_shaders[1], NULL);
+ if (st->drawpix.vert_shaders[0])
+ free(st->drawpix.vert_shaders[0]);
+ if (st->drawpix.vert_shaders[1])
+ free(st->drawpix.vert_shaders[1]);
}
#include "pipe/p_screen.h"
#include "st_context.h"
#include "st_cb_fbo.h"
-#include "st_cb_texture.h"
#include "st_format.h"
#include "st_public.h"
#include "st_texture.h"
#include "vbo/vbo.h"
#include "st_context.h"
-#include "st_atom.h"
#include "st_draw.h"
#include "st_cb_feedback.h"
-#include "st_cb_bufferobjects.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
-#include "cso_cache/cso_cache.h"
#include "draw/draw_context.h"
#include "draw/draw_pipe.h"
#include "shader/prog_instruction.h"
#include "shader/prog_parameter.h"
#include "shader/program.h"
-#include "shader/programopt.h"
#include "shader/shader_api.h"
#include "cso_cache/cso_context.h"
#include "pipe/p_defines.h"
#include "st_context.h"
#include "st_cb_queryobj.h"
-#include "st_public.h"
static struct gl_query_object *
#include "st_draw.h"
#include "draw/draw_context.h"
#include "draw/draw_pipe.h"
-#include "shader/prog_instruction.h"
#include "vbo/vbo.h"
#include "st_debug.h"
#include "st_context.h"
-#include "st_cb_bitmap.h"
#include "st_cb_readpixels.h"
#include "st_cb_fbo.h"
-#include "st_format.h"
#include "st_public.h"
#include "st_texture.h"
#include "st_inlines.h"
#include "main/glheader.h"
#include "main/macros.h"
-#include "main/version.h"
#include "pipe/p_context.h"
#include "pipe/p_screen.h"
#include "st_context.h"
#include "main/convolve.h"
#endif
#include "main/enums.h"
+#include "main/fbobject.h"
#include "main/formats.h"
#include "main/image.h"
#include "main/imports.h"
#include "main/macros.h"
#include "main/mipmap.h"
-#include "main/pixel.h"
#include "main/texcompress.h"
#include "main/texfetch.h"
-#include "main/texformat.h"
#include "main/texgetimage.h"
#include "main/teximage.h"
#include "main/texobj.h"
}
+
+/**
+ * If the format of the src renderbuffer and the format of the dest
+ * texture are compatible (in terms of blitting), return a TGSI writemask
+ * to be used during the blit.
+ * If the src/dest are incompatible, return 0.
+ */
static unsigned
-compatible_src_dst_formats(const struct gl_renderbuffer *src,
+compatible_src_dst_formats(GLcontext *ctx,
+ const struct gl_renderbuffer *src,
const struct gl_texture_image *dst)
{
- const GLenum srcFormat = _mesa_get_format_base_format(src->Format);
- const GLenum dstLogicalFormat = _mesa_get_format_base_format(dst->TexFormat);
+ /* Get logical base formats for the src and dest.
+ * That is, use the user-requested formats and not the actual, device-
+ * chosen formats.
+ * For example, the user may have requested an A8 texture but the
+ * driver may actually be using an RGBA texture format. When we
+ * copy/blit to that texture, we only want to copy the Alpha channel
+ * and not the RGB channels.
+ *
+ * Similarly, when the src FBO was created an RGB format may have been
+ * requested but the driver actually chose an RGBA format. In that case,
+ * we don't want to copy the undefined Alpha channel to the dest texture
+ * (it should be 1.0).
+ */
+ const GLenum srcFormat = _mesa_base_fbo_format(ctx, src->InternalFormat);
+ const GLenum dstFormat = _mesa_base_tex_format(ctx, dst->InternalFormat);
- if (srcFormat == dstLogicalFormat) {
+ /**
+ * XXX when we have red-only and red/green renderbuffers we'll need
+ * to add more cases here (or implement a general-purpose routine that
+ * queries the existance of the R,G,B,A channels in the src and dest).
+ */
+ if (srcFormat == dstFormat) {
/* This is the same as matching_base_formats, which should
* always pass, as it did previously.
*/
return TGSI_WRITEMASK_XYZW;
}
- else if (srcFormat == GL_RGBA &&
- dstLogicalFormat == GL_RGB) {
- /* Add a single special case to cope with RGBA->RGB transfers,
- * setting A to 1.0 to cope with situations where the RGB
- * destination is actually stored as RGBA.
+ else if (srcFormat == GL_RGB && dstFormat == GL_RGBA) {
+ /* Make sure that A in the dest is 1. The actual src format
+ * may be RGBA and have undefined A values.
+ */
+ return TGSI_WRITEMASK_XYZ;
+ }
+ else if (srcFormat == GL_RGBA && dstFormat == GL_RGB) {
+ /* Make sure that A in the dest is 1. The actual dst format
+ * may be RGBA and will need A=1 to provide proper alpha values
+ * when sampled later.
*/
- return TGSI_WRITEMASK_XYZ; /* A ==> 1.0 */
+ return TGSI_WRITEMASK_XYZ;
}
else {
if (ST_DEBUG & DEBUG_FALLBACK)
debug_printf("%s failed for src %s, dst %s\n",
__FUNCTION__,
_mesa_lookup_enum_by_nr(srcFormat),
- _mesa_lookup_enum_by_nr(dstLogicalFormat));
+ _mesa_lookup_enum_by_nr(dstFormat));
/* Otherwise fail.
*/
matching_base_formats =
(_mesa_get_format_base_format(strb->Base.Format) ==
_mesa_get_format_base_format(texImage->TexFormat));
- format_writemask = compatible_src_dst_formats(&strb->Base, texImage);
+ format_writemask = compatible_src_dst_formats(ctx, &strb->Base, texImage);
if (ctx->_ImageTransferState == 0x0) {
#include "main/glheader.h"
#include "st_context.h"
-#include "st_public.h"
#include "st_cb_viewport.h"
#include "pipe/p_context.h"
-#include "pipe/p_inlines.h"
#include "pipe/p_state.h"
#include "pipe/p_defines.h"
-#include "pipe/internal/p_winsys_screen.h"
static void st_viewport(GLcontext * ctx, GLint x, GLint y,
#include "main/imports.h"
#include "main/context.h"
-#include "main/extensions.h"
-#include "main/matrix.h"
-#include "main/buffers.h"
-#include "main/scissor.h"
-#include "main/viewport.h"
#include "vbo/vbo.h"
#include "shader/shader_api.h"
#include "glapi/glapi.h"
#include "st_program.h"
#include "pipe/p_context.h"
#include "draw/draw_context.h"
-#include "cso_cache/cso_cache.h"
#include "cso_cache/cso_context.h"
/** for glDraw/CopyPixels */
struct {
struct st_fragment_program *z_shader;
- struct st_vertex_program *vert_shaders[2];
+ void *vert_shaders[2]; /**< ureg shaders */
} drawpix;
/** for glClear */
#include "main/imports.h"
#include "main/image.h"
#include "main/macros.h"
-#include "shader/prog_uniform.h"
#include "vbo/vbo.h"
#include "main/imports.h"
#include "main/context.h"
-#include "main/extensions.h"
#include "main/macros.h"
#include "pipe/p_context.h"
#include "main/imports.h"
#include "main/context.h"
#include "main/texstore.h"
-#include "main/texformat.h"
#include "main/enums.h"
#include "main/macros.h"
return MESA_FORMAT_XRGB8888;
case PIPE_FORMAT_B8G8R8A8_UNORM:
return MESA_FORMAT_ARGB8888_REV;
+ case PIPE_FORMAT_B8G8R8X8_UNORM:
+ return MESA_FORMAT_XRGB8888_REV;
case PIPE_FORMAT_A1R5G5B5_UNORM:
return MESA_FORMAT_ARGB1555;
case PIPE_FORMAT_A4R4G4B4_UNORM:
#include "main/buffers.h"
#include "main/context.h"
#include "main/framebuffer.h"
-#include "main/matrix.h"
#include "main/renderbuffer.h"
-#include "main/scissor.h"
-#include "main/viewport.h"
#include "st_context.h"
#include "st_cb_fbo.h"
#include "st_public.h"
#include "pipe/p_defines.h"
-#include "pipe/p_context.h"
struct st_framebuffer *
#include "st_debug.h"
#include "st_context.h"
-#include "st_draw.h"
#include "st_gen_mipmap.h"
-#include "st_program.h"
#include "st_texture.h"
#include "st_cb_texture.h"
#include "st_inlines.h"
pipe_buffer_write(st->pipe->screen, buf, offset, size, data);
}
+static INLINE void
+st_no_flush_pipe_buffer_write_nooverlap(struct st_context *st,
+ struct pipe_buffer *buf,
+ unsigned int offset,
+ unsigned int size,
+ const void * data)
+{
+ pipe_buffer_write_nooverlap(st->pipe->screen, buf, offset, size, data);
+}
+
static INLINE void
st_cond_flush_pipe_buffer_read(struct st_context *st,
struct pipe_buffer *buf,
return passed;
}
-/* Apply ARB_depth_clamp to span of fragments. */
+
+
+/**
+ * Clamp fragment Z values to the depth near/far range (glDepthRange()).
+ * This is used when GL_ARB_depth_clamp/GL_DEPTH_CLAMP is turned on.
+ * In that case, vertexes are not clipped against the near/far planes
+ * so rasterization will produce fragment Z values outside the usual
+ * [0,1] range.
+ */
void
_swrast_depth_clamp_span( GLcontext *ctx, SWspan *span )
{
struct gl_framebuffer *fb = ctx->DrawBuffer;
- struct gl_renderbuffer *rb = fb->_DepthBuffer;
const GLuint count = span->end;
- GLuint *zValues = span->array->z;
- GLuint min, max;
+ GLint *zValues = (GLint *) span->array->z; /* sign change */
+ GLint min, max;
GLfloat min_f, max_f;
- int i;
+ GLuint i;
if (ctx->Viewport.Near < ctx->Viewport.Far) {
min_f = ctx->Viewport.Near;
max_f = ctx->Viewport.Near;
}
- if (rb->DataType == GL_UNSIGNED_SHORT) {
- CLAMPED_FLOAT_TO_USHORT(min, min_f);
- CLAMPED_FLOAT_TO_USHORT(max, max_f);
- } else {
- assert(rb->DataType == GL_UNSIGNED_INT);
- min = FLOAT_TO_UINT(min_f);
- max = FLOAT_TO_UINT(max_f);
- }
-
+ /* Convert floating point values in [0,1] to device Z coordinates in
+ * [0, DepthMax].
+ * ex: If the the Z buffer has 24 bits, DepthMax = 0xffffff.
+ *
+ * XXX this all falls apart if we have 31 or more bits of Z because
+ * the triangle rasterization code produces unsigned Z values. Negative
+ * vertex Z values come out as large fragment Z uints.
+ */
+ min = (GLint) (min_f * fb->_DepthMaxF);
+ max = (GLint) (max_f * fb->_DepthMaxF);
+ if (max < 0)
+ max = 0x7fffffff; /* catch over flow for 30-bit z */
+
+ /* Note that we do the comparisons here using signed integers.
+ */
for (i = 0; i < count; i++) {
if (zValues[i] < min)
zValues[i] = min;
ASSERT(span->end <= MAX_WIDTH);
+ /* Depth bounds test */
+ if (ctx->Depth.BoundsTest && fb->Visual.depthBits > 0) {
+ if (!_swrast_depth_bounds_test(ctx, span)) {
+ return;
+ }
+ }
+
#ifdef DEBUG
/* Make sure all fragments are within window bounds */
if (span->arrayMask & SPAN_XY) {
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