#include <X11/Xlib-xcb.h>
#include <glapi/glapi.h>
-#include "eglconfigutil.h"
#include "eglconfig.h"
#include "eglcontext.h"
#include "egldisplay.h"
#include "eglcurrent.h"
#include "egllog.h"
#include "eglsurface.h"
+#include "eglimage.h"
struct dri2_egl_driver
{
_EGLDriver base;
+
+ void (*glFlush)(void);
};
struct dri2_egl_display
{
- xcb_connection_t *conn;
- int dri2_major;
- int dri2_minor;
- __DRIscreen *dri_screen;
- void *driver;
- __DRIcoreExtension *core;
- __DRIdri2Extension *dri2;
- __DRI2flushExtension *flush;
- int fd;
+ xcb_connection_t *conn;
+ int dri2_major;
+ int dri2_minor;
+ __DRIscreen *dri_screen;
+ const __DRIconfig **driver_configs;
+ void *driver;
+ __DRIcoreExtension *core;
+ __DRIdri2Extension *dri2;
+ __DRI2flushExtension *flush;
+ __DRItexBufferExtension *tex_buffer;
+ __DRIimageExtension *image;
+ int fd;
+
+ char *device_name;
+ char *driver_name;
__DRIdri2LoaderExtension loader_extension;
- const __DRIextension *extensions[2];
+ __DRIimageLookupExtension image_lookup_extension;
+ const __DRIextension *extensions[3];
};
struct dri2_egl_context
__DRIbuffer buffers[5];
int buffer_count;
xcb_xfixes_region_t region;
- int have_back;
int have_fake_front;
int swap_interval;
};
struct dri2_egl_config
{
- _EGLConfig base;
+ _EGLConfig base;
const __DRIconfig *dri_config;
};
+struct dri2_egl_image
+{
+ _EGLImage base;
+ __DRIimage *dri_image;
+};
+
/* standard typecasts */
_EGL_DRIVER_STANDARD_TYPECASTS(dri2_egl)
+_EGL_DRIVER_TYPECAST(dri2_egl_image, _EGLImage, obj)
EGLint dri2_to_egl_attribute_map[] = {
0,
EGL_RED_SIZE, /* __DRI_ATTRIB_RED_SIZE */
EGL_GREEN_SIZE, /* __DRI_ATTRIB_GREEN_SIZE */
EGL_BLUE_SIZE, /* __DRI_ATTRIB_BLUE_SIZE */
- 0, /* __DRI_ATTRIB_LUMINANCE_SIZE */
+ EGL_LUMINANCE_SIZE, /* __DRI_ATTRIB_LUMINANCE_SIZE */
EGL_ALPHA_SIZE, /* __DRI_ATTRIB_ALPHA_SIZE */
0, /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
EGL_DEPTH_SIZE, /* __DRI_ATTRIB_DEPTH_SIZE */
};
static void
-dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id)
+dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
+ int depth, xcb_visualtype_t *visual)
{
struct dri2_egl_config *conf;
struct dri2_egl_display *dri2_dpy;
+ _EGLConfig base;
unsigned int attrib, value, double_buffer;
EGLint key, bind_to_texture_rgb, bind_to_texture_rgba;
int i;
dri2_dpy = disp->DriverData;
- conf = malloc(sizeof *conf);
- if (conf == NULL)
- return;
-
- conf->dri_config = dri_config;
- _eglInitConfig(&conf->base, disp, id);
+ _eglInitConfig(&base, disp, id);
i = 0;
while (dri2_dpy->core->indexConfigAttrib(dri_config, i++, &attrib, &value)) {
switch (attrib) {
- case 0:
- break;
-
case __DRI_ATTRIB_RENDER_TYPE:
if (value & __DRI_ATTRIB_RGBA_BIT)
value = EGL_RGB_BUFFER;
value = EGL_LUMINANCE_BUFFER;
else
/* not valid */;
- _eglSetConfigKey(&conf->base, EGL_COLOR_BUFFER_TYPE, value);
+ _eglSetConfigKey(&base, EGL_COLOR_BUFFER_TYPE, value);
break;
case __DRI_ATTRIB_CONFIG_CAVEAT:
value = EGL_SLOW_CONFIG;
else
value = EGL_NONE;
- _eglSetConfigKey(&conf->base, EGL_CONFIG_CAVEAT, value);
+ _eglSetConfigKey(&base, EGL_CONFIG_CAVEAT, value);
break;
case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB:
default:
key = dri2_to_egl_attribute_map[attrib];
if (key != 0)
- _eglSetConfigKey(&conf->base, key, value);
+ _eglSetConfigKey(&base, key, value);
break;
}
}
- /* EGL_SWAP_BEHAVIOR_PRESERVED_BIT */
+ /* In EGL, double buffer or not isn't a config attribute. Pixmaps
+ * surfaces are always single buffered, pbuffer surfaces are always
+ * back buffers and windows can be either, selected by passing an
+ * attribute at window surface construction time. To support this
+ * we ignore all double buffer configs and manipulate the buffer we
+ * return in the getBuffer callback to get the behaviour we want. */
+
+ if (double_buffer)
+ return;
+
+ if (visual != NULL) {
+ if (depth != _eglGetConfigKey(&base, EGL_BUFFER_SIZE))
+ return;
- if (double_buffer) {
- /* FIXME: Figure out how to get the visual ID and types */
- _eglSetConfigKey(&conf->base, EGL_SURFACE_TYPE, EGL_WINDOW_BIT);
- _eglSetConfigKey(&conf->base, EGL_NATIVE_VISUAL_ID, 0x21);
- _eglSetConfigKey(&conf->base, EGL_NATIVE_VISUAL_TYPE,
- XCB_VISUAL_CLASS_TRUE_COLOR);
+ _eglSetConfigKey(&base, EGL_SURFACE_TYPE,
+ EGL_WINDOW_BIT | EGL_PIXMAP_BIT | EGL_PBUFFER_BIT |
+ EGL_SWAP_BEHAVIOR_PRESERVED_BIT);
+
+ _eglSetConfigKey(&base, EGL_NATIVE_VISUAL_ID, visual->visual_id);
+ _eglSetConfigKey(&base, EGL_NATIVE_VISUAL_TYPE, visual->_class);
} else {
- _eglSetConfigKey(&conf->base,
- EGL_SURFACE_TYPE, EGL_PIXMAP_BIT | EGL_PBUFFER_BIT);
- _eglSetConfigKey(&conf->base,
- EGL_BIND_TO_TEXTURE_RGB, bind_to_texture_rgb);
- _eglSetConfigKey(&conf->base,
- EGL_BIND_TO_TEXTURE_RGBA, bind_to_texture_rgba);
+ _eglSetConfigKey(&base, EGL_SURFACE_TYPE,
+ EGL_PIXMAP_BIT | EGL_PBUFFER_BIT);
}
+ _eglSetConfigKey(&base, EGL_NATIVE_RENDERABLE, EGL_TRUE);
+ _eglSetConfigKey(&base, EGL_BIND_TO_TEXTURE_RGB, bind_to_texture_rgb);
+ if (_eglGetConfigKey(&base, EGL_ALPHA_SIZE) > 0)
+ _eglSetConfigKey(&base,
+ EGL_BIND_TO_TEXTURE_RGBA, bind_to_texture_rgba);
+
/* EGL_OPENGL_ES_BIT, EGL_OPENVG_BIT, EGL_OPENGL_ES2_BIT */
- _eglSetConfigKey(&conf->base, EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT);
- _eglSetConfigKey(&conf->base, EGL_CONFORMANT, EGL_OPENGL_BIT);
+ _eglSetConfigKey(&base, EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT);
+ _eglSetConfigKey(&base, EGL_CONFORMANT, EGL_OPENGL_BIT);
- if (!_eglValidateConfig(&conf->base, EGL_FALSE)) {
+ if (!_eglValidateConfig(&base, EGL_FALSE)) {
_eglLog(_EGL_DEBUG, "DRI2: failed to validate config %d", id);
- free(conf);
return;
}
- _eglAddConfig(disp, &conf->base);
+ conf = malloc(sizeof *conf);
+ if (conf != NULL) {
+ memcpy(&conf->base, &base, sizeof base);
+ conf->dri_config = dri_config;
+ _eglAddConfig(disp, &conf->base);
+ }
}
/**
dri2_surf->buffer_count = count;
dri2_surf->have_fake_front = 0;
- dri2_surf->have_back = 0;
/* This assumes the DRI2 buffer attachment tokens matches the
* __DRIbuffer tokens. */
dri2_surf->buffers[i].pitch = buffers[i].pitch;
dri2_surf->buffers[i].cpp = buffers[i].cpp;
dri2_surf->buffers[i].flags = buffers[i].flags;
+
+ /* We only use the DRI drivers single buffer configs. This
+ * means that if we try to render to a window, DRI2 will give us
+ * the fake front buffer, which we'll use as a back buffer.
+ * Note that EGL doesn't require that several clients rendering
+ * to the same window must see the same aux buffers. */
if (dri2_surf->buffers[i].attachment == __DRI_BUFFER_FAKE_FRONT_LEFT)
dri2_surf->have_fake_front = 1;
- if (dri2_surf->buffers[i].attachment == __DRI_BUFFER_BACK_LEFT)
- dri2_surf->have_back = 1;
}
if (dri2_surf->region != XCB_NONE)
#endif
}
+static __DRIimage *
+dri2_lookup_egl_image(__DRIcontext *context, void *image, void *data)
+{
+ struct dri2_egl_context *dri2_ctx = data;
+ _EGLDisplay *disp = dri2_ctx->base.Resource.Display;
+ struct dri2_egl_image *dri2_img;
+ _EGLImage *img;
+
+ img = _eglLookupImage(image, disp);
+ if (img == NULL) {
+ _eglError(EGL_BAD_PARAMETER, "dri2_lookup_egl_image");
+ return NULL;
+ }
+
+ dri2_img = dri2_egl_image(image);
+
+ return dri2_img->dri_image;
+}
+
static __DRIbuffer *
dri2_get_buffers_with_format(__DRIdrawable * driDrawable,
int *width, int *height,
}
#ifdef GLX_USE_TLS
-static const char dri_driver_format[] = "%.*s/tls/%.*s_dri.so";
+static const char dri_driver_format[] = "%.*s/tls/%s_dri.so";
#else
-static const char dri_driver_format[] = "%.*s/%.*s_dri.so";
+static const char dri_driver_format[] = "%.*s/%s_dri.so";
#endif
static const char dri_driver_path[] = DEFAULT_DRIVER_DIR;
-/**
- * Called via eglInitialize(), GLX_drv->API.Initialize().
- */
+struct dri2_extension_match {
+ const char *name;
+ int version;
+ int offset;
+};
+
+static struct dri2_extension_match dri2_driver_extensions[] = {
+ { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) },
+ { __DRI_DRI2, 1, offsetof(struct dri2_egl_display, dri2) },
+ { NULL }
+};
+
+static struct dri2_extension_match dri2_core_extensions[] = {
+ { __DRI2_FLUSH, 1, offsetof(struct dri2_egl_display, flush) },
+ { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) },
+ { __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) },
+ { NULL }
+};
+
static EGLBoolean
-dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp,
- EGLint *major, EGLint *minor)
+dri2_bind_extensions(struct dri2_egl_display *dri2_dpy,
+ struct dri2_extension_match *matches,
+ const __DRIextension **extensions)
+{
+ int i, j, ret = EGL_TRUE;
+ void *field;
+
+ for (i = 0; extensions[i]; i++) {
+ _eglLog(_EGL_DEBUG, "DRI2: found extension `%s'", extensions[i]->name);
+ for (j = 0; matches[j].name; j++) {
+ if (strcmp(extensions[i]->name, matches[j].name) == 0 &&
+ extensions[i]->version >= matches[j].version) {
+ field = ((char *) dri2_dpy + matches[j].offset);
+ *(const __DRIextension **) field = extensions[i];
+ _eglLog(_EGL_INFO, "DRI2: found extension %s version %d",
+ extensions[i]->name, extensions[i]->version);
+ }
+ }
+ }
+
+ for (j = 0; matches[j].name; j++) {
+ field = ((char *) dri2_dpy + matches[j].offset);
+ if (*(const __DRIextension **) field == NULL) {
+ _eglLog(_EGL_FATAL, "DRI2: did not find extension %s version %d",
+ matches[j].name, matches[j].version);
+ ret = EGL_FALSE;
+ }
+ }
+
+ return ret;
+}
+
+static char *
+dri2_strndup(const char *s, int length)
+{
+ char *d;
+
+ d = malloc(length + 1);
+ if (d == NULL)
+ return NULL;
+
+ memcpy(d, s, length);
+ d[length] = '\0';
+
+ return d;
+}
+
+static EGLBoolean
+dri2_connect(struct dri2_egl_display *dri2_dpy)
{
- const __DRIextension **extensions;
- const __DRIconfig **driver_configs;
- struct dri2_egl_display *dri2_dpy;
- char path[PATH_MAX], *search_paths, *p, *next, *end;
xcb_xfixes_query_version_reply_t *xfixes_query;
xcb_xfixes_query_version_cookie_t xfixes_query_cookie;
xcb_dri2_query_version_reply_t *dri2_query;
xcb_dri2_query_version_cookie_t dri2_query_cookie;
xcb_dri2_connect_reply_t *connect;
xcb_dri2_connect_cookie_t connect_cookie;
- xcb_dri2_authenticate_reply_t *authenticate;
- xcb_dri2_authenticate_cookie_t authenticate_cookie;
xcb_generic_error_t *error;
- drm_magic_t magic;
xcb_screen_iterator_t s;
- int i;
-
- dri2_dpy = malloc(sizeof *dri2_dpy);
- if (!dri2_dpy)
- return _eglError(EGL_BAD_ALLOC, "eglInitialize");
-
- disp->DriverData = (void *) dri2_dpy;
- dri2_dpy->conn = XGetXCBConnection(disp->NativeDisplay);
- if (!dri2_dpy->conn) {
- dri2_dpy->conn = xcb_connect(0, 0);
- if (!dri2_dpy->conn) {
- _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed");
- goto cleanup_dpy;
- }
- }
xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_xfixes_id);
xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_dri2_id);
error != NULL || xfixes_query->major_version < 2) {
_eglLog(_EGL_FATAL, "DRI2: failed to query xfixes version");
free(error);
- goto cleanup_conn;
+ return EGL_FALSE;
}
free(xfixes_query);
if (dri2_query == NULL || error != NULL) {
_eglLog(_EGL_FATAL, "DRI2: failed to query version");
free(error);
- goto cleanup_conn;
+ return EGL_FALSE;
}
dri2_dpy->dri2_major = dri2_query->major_version;
dri2_dpy->dri2_minor = dri2_query->minor_version;
if (connect == NULL ||
connect->driver_name_length + connect->device_name_length == 0) {
_eglLog(_EGL_FATAL, "DRI2: failed to authenticate");
- goto cleanup_connect;
+ return EGL_FALSE;
+ }
+
+ dri2_dpy->device_name =
+ dri2_strndup(xcb_dri2_connect_device_name (connect),
+ xcb_dri2_connect_device_name_length (connect));
+
+ dri2_dpy->driver_name =
+ dri2_strndup(xcb_dri2_connect_driver_name (connect),
+ xcb_dri2_connect_driver_name_length (connect));
+
+ if (dri2_dpy->device_name == NULL || dri2_dpy->driver_name == NULL) {
+ free(dri2_dpy->device_name);
+ free(dri2_dpy->driver_name);
+ free(connect);
+ return EGL_FALSE;
+ }
+ free(connect);
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+dri2_authenticate(struct dri2_egl_display *dri2_dpy)
+{
+ xcb_dri2_authenticate_reply_t *authenticate;
+ xcb_dri2_authenticate_cookie_t authenticate_cookie;
+ xcb_screen_iterator_t s;
+ drm_magic_t magic;
+
+ if (drmGetMagic(dri2_dpy->fd, &magic)) {
+ _eglLog(_EGL_FATAL, "DRI2: failed to get drm magic");
+ return EGL_FALSE;
+ }
+
+ s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
+ authenticate_cookie =
+ xcb_dri2_authenticate_unchecked(dri2_dpy->conn, s.data->root, magic);
+ authenticate =
+ xcb_dri2_authenticate_reply(dri2_dpy->conn, authenticate_cookie, NULL);
+ if (authenticate == NULL || !authenticate->authenticated) {
+ _eglLog(_EGL_FATAL, "DRI2: failed to authenticate");
+ free(authenticate);
+ return EGL_FALSE;
+ }
+
+ free(authenticate);
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+dri2_add_configs_for_visuals(struct dri2_egl_display *dri2_dpy,
+ _EGLDisplay *disp)
+{
+ xcb_screen_iterator_t s;
+ xcb_depth_iterator_t d;
+ xcb_visualtype_t *visuals;
+ int i, j, id;
+
+ s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
+ d = xcb_screen_allowed_depths_iterator(s.data);
+ id = 1;
+ while (d.rem > 0) {
+ EGLBoolean class_added[6] = { 0, };
+
+ visuals = xcb_depth_visuals(d.data);
+ for (i = 0; i < xcb_depth_visuals_length(d.data); i++) {
+ if (class_added[visuals[i]._class])
+ continue;
+
+ class_added[visuals[i]._class] = EGL_TRUE;
+ for (j = 0; dri2_dpy->driver_configs[j]; j++)
+ dri2_add_config(disp, dri2_dpy->driver_configs[j],
+ id++, d.data->depth, &visuals[i]);
+ }
+
+ xcb_depth_next(&d);
+ }
+
+ if (!disp->NumConfigs) {
+ _eglLog(_EGL_WARNING, "DRI2: failed to create any config");
+ return EGL_FALSE;
+ }
+
+ return EGL_TRUE;
+}
+
+/**
+ * Called via eglInitialize(), GLX_drv->API.Initialize().
+ */
+static EGLBoolean
+dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp,
+ EGLint *major, EGLint *minor)
+{
+ const __DRIextension **extensions;
+ struct dri2_egl_display *dri2_dpy;
+ char path[PATH_MAX], *search_paths, *p, *next, *end;
+
+ dri2_dpy = malloc(sizeof *dri2_dpy);
+ if (!dri2_dpy)
+ return _eglError(EGL_BAD_ALLOC, "eglInitialize");
+
+ disp->DriverData = (void *) dri2_dpy;
+ if (disp->NativeDisplay == NULL) {
+ dri2_dpy->conn = xcb_connect(0, 0);
+ if (!dri2_dpy->conn) {
+ _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed");
+ goto cleanup_dpy;
+ }
+ } else {
+ dri2_dpy->conn = XGetXCBConnection(disp->NativeDisplay);
+ }
+
+ if (dri2_dpy->conn == NULL)
+ goto cleanup_conn;
+
+ if (dri2_dpy->conn) {
+ if (!dri2_connect(dri2_dpy))
+ goto cleanup_conn;
}
search_paths = NULL;
next = end;
snprintf(path, sizeof path,
- dri_driver_format,
- (int) (next - p), p,
- xcb_dri2_connect_driver_name_length (connect),
- xcb_dri2_connect_driver_name (connect));
-
+ dri_driver_format, (int) (next - p), p, dri2_dpy->driver_name);
dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
}
_eglLog(_EGL_FATAL,
"DRI2: failed to open any driver (search paths %s)",
search_paths);
- goto cleanup_connect;
+ goto cleanup_conn;
}
_eglLog(_EGL_DEBUG, "DRI2: dlopen(%s)", path);
goto cleanup_driver;
}
- for (i = 0; extensions[i]; i++) {
- _eglLog(_EGL_DEBUG, "DRI2: found driver extension `%s'",
- extensions[i]->name);
- if (strcmp(extensions[i]->name, __DRI_CORE) == 0)
- dri2_dpy->core = (__DRIcoreExtension *) extensions[i];
- if (strcmp(extensions[i]->name, __DRI_DRI2) == 0)
- dri2_dpy->dri2 = (__DRIdri2Extension *) extensions[i];
- }
-
- if (dri2_dpy->core == NULL) {
- _eglLog(_EGL_FATAL, "DRI2: driver has no core extension");
- goto cleanup_driver;
- }
-
- if (dri2_dpy->dri2 == NULL) {
- _eglLog(_EGL_FATAL, "DRI2: driver has no dri2 extension");
+ if (!dri2_bind_extensions(dri2_dpy, dri2_driver_extensions, extensions))
goto cleanup_driver;
- }
- snprintf(path, sizeof path, "%.*s",
- xcb_dri2_connect_device_name_length (connect),
- xcb_dri2_connect_device_name (connect));
- dri2_dpy->fd = open (path, O_RDWR);
+ dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR);
if (dri2_dpy->fd == -1) {
_eglLog(_EGL_FATAL,
- "DRI2: could not open %s (%s)", path, strerror(errno));
+ "DRI2: could not open %s (%s)", dri2_dpy->device_name,
+ strerror(errno));
goto cleanup_driver;
}
- if (drmGetMagic(dri2_dpy->fd, &magic)) {
- _eglLog(_EGL_FATAL, "DRI2: failed to get drm magic");
- goto cleanup_fd;
- }
-
- authenticate_cookie = xcb_dri2_authenticate_unchecked (dri2_dpy->conn,
- s.data->root, magic);
- authenticate = xcb_dri2_authenticate_reply (dri2_dpy->conn,
- authenticate_cookie, NULL);
- if (authenticate == NULL || !authenticate->authenticated) {
- _eglLog(_EGL_FATAL, "DRI2: failed to authenticate");
- free(authenticate);
- goto cleanup_fd;
+ if (dri2_dpy->conn) {
+ if (!dri2_authenticate(dri2_dpy))
+ goto cleanup_fd;
}
- free(authenticate);
if (dri2_dpy->dri2_minor >= 1) {
dri2_dpy->loader_extension.base.name = __DRI_DRI2_LOADER;
dri2_dpy->loader_extension.base.version = 3;
dri2_dpy->loader_extension.getBuffersWithFormat = NULL;
}
+ dri2_dpy->image_lookup_extension.base.name = __DRI_IMAGE_LOOKUP;
+ dri2_dpy->image_lookup_extension.base.version = 1;
+ dri2_dpy->image_lookup_extension.lookupEGLImage = dri2_lookup_egl_image;
+
dri2_dpy->extensions[0] = &dri2_dpy->loader_extension.base;
- dri2_dpy->extensions[1] = NULL;
+ dri2_dpy->extensions[1] = &dri2_dpy->image_lookup_extension.base;
+ dri2_dpy->extensions[2] = NULL;
dri2_dpy->dri_screen =
dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd, dri2_dpy->extensions,
- &driver_configs, dri2_dpy);
+ &dri2_dpy->driver_configs, dri2_dpy);
if (dri2_dpy->dri_screen == NULL) {
_eglLog(_EGL_FATAL, "DRI2: failed to create dri screen");
}
extensions = dri2_dpy->core->getExtensions(dri2_dpy->dri_screen);
- for (i = 0; extensions[i]; i++) {
- _eglLog(_EGL_DEBUG, "DRI2: found core extension `%s'",
- extensions[i]->name);
- if ((strcmp(extensions[i]->name, __DRI2_FLUSH) == 0))
- dri2_dpy->flush = (__DRI2flushExtension *) extensions[i];
- }
-
- if (dri2_dpy->flush == NULL) {
- _eglLog(_EGL_FATAL, "DRI2: driver doesn't support the flush extension");
+ if (!dri2_bind_extensions(dri2_dpy, dri2_core_extensions, extensions))
goto cleanup_dri_screen;
- }
- for (i = 0; driver_configs[i]; i++)
- dri2_add_config(disp, driver_configs[i], i + 1);
- if (!disp->NumConfigs) {
- _eglLog(_EGL_WARNING, "DRI2: failed to create any config");
- goto cleanup_configs;
+ if (dri2_dpy->conn) {
+ if (!dri2_add_configs_for_visuals(dri2_dpy, disp))
+ goto cleanup_configs;
}
disp->ClientAPIsMask = EGL_OPENGL_BIT;
+ disp->Extensions.KHR_image_base = EGL_TRUE;
+ disp->Extensions.KHR_image_pixmap = EGL_TRUE;
+ disp->Extensions.KHR_gl_renderbuffer_image = EGL_TRUE;
+ disp->Extensions.KHR_gl_texture_2D_image = EGL_TRUE;
/* we're supporting EGL 1.4 */
*major = 1;
*minor = 4;
- free (connect);
+
return EGL_TRUE;
cleanup_configs:
close(dri2_dpy->fd);
cleanup_driver:
dlclose(dri2_dpy->driver);
- cleanup_connect:
- free(connect);
cleanup_conn:
if (disp->NativeDisplay == NULL)
xcb_disconnect(dri2_dpy->conn);
dri2_make_current(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *dsurf,
_EGLSurface *rsurf, _EGLContext *ctx)
{
+ struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
struct dri2_egl_surface *dri2_dsurf = dri2_egl_surface(dsurf);
struct dri2_egl_surface *dri2_rsurf = dri2_egl_surface(rsurf);
if (!_eglBindContext(&ctx, &dsurf, &rsurf))
return EGL_FALSE;
+ /* flush before context switch */
+ if (ctx && dri2_drv->glFlush)
+ dri2_drv->glFlush();
+
ddraw = (dri2_dsurf) ? dri2_dsurf->dri_drawable : NULL;
rdraw = (dri2_rsurf) ? dri2_rsurf->dri_drawable : NULL;
cctx = (dri2_ctx) ? dri2_ctx->dri_context : NULL;
static EGLBoolean
dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw)
{
+ struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
+ _EGLContext *ctx;
xcb_dri2_copy_region_cookie_t cookie;
+ if (dri2_drv->glFlush) {
+ ctx = _eglGetCurrentContext();
+ if (ctx && ctx->DrawSurface == &dri2_surf->base)
+ dri2_drv->glFlush();
+ }
+
(*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
#if 0
/* FIXME: Add support for dri swapbuffers, that'll give us swap
* interval and page flipping (at least for fullscreen windows) as
- * well as the page flip event. */
+ * well as the page flip event. Unless surface->SwapBehavior is
+ * EGL_BUFFER_PRESERVED. */
#if __DRI2_FLUSH_VERSION >= 2
if (pdraw->psc->f)
(*pdraw->psc->f->flushInvalidate)(pdraw->driDrawable);
#endif
#endif
- if (!dri2_surf->have_back)
+ if (!dri2_surf->have_fake_front)
return EGL_TRUE;
cookie = xcb_dri2_copy_region_unchecked(dri2_dpy->conn,
dri2_surf->drawable,
dri2_surf->region,
XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT,
- XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT);
+ XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT);
free(xcb_dri2_copy_region_reply(dri2_dpy->conn, cookie, NULL));
return EGL_TRUE;
return EGL_TRUE;
}
+static EGLBoolean
+dri2_bind_tex_image(_EGLDriver *drv,
+ _EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
+ struct dri2_egl_context *dri2_ctx;
+ _EGLContext *ctx;
+ GLint format, target;
+
+ ctx = _eglGetCurrentContext();
+ dri2_ctx = dri2_egl_context(ctx);
+
+ if (buffer != EGL_BACK_BUFFER) {
+ _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
+ return EGL_FALSE;
+ }
+
+ /* We allow binding pixmaps too... Not conformat, but we can do it
+ * for free and it's useful for X compositors. Supposedly there's
+ * a EGL_NOKIA_texture_from_pixmap extension that allows that, but
+ * I couldn't find it at this time. */
+ if ((dri2_surf->base.Type & (EGL_PBUFFER_BIT | EGL_PIXMAP_BIT)) == 0) {
+ _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
+ return EGL_FALSE;
+ }
+
+ switch (dri2_surf->base.TextureFormat) {
+ case EGL_TEXTURE_RGB:
+ format = __DRI_TEXTURE_FORMAT_RGB;
+ break;
+ case EGL_TEXTURE_RGBA:
+ format = __DRI_TEXTURE_FORMAT_RGBA;
+ break;
+ default:
+ _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+ return EGL_FALSE;
+ }
+
+ switch (dri2_surf->base.TextureTarget) {
+ case EGL_TEXTURE_2D:
+ target = GL_TEXTURE_2D;
+ break;
+ default:
+ _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
+ return EGL_FALSE;
+ }
+
+ (*dri2_dpy->tex_buffer->setTexBuffer2)(dri2_ctx->dri_context,
+ target, format,
+ dri2_surf->dri_drawable);
+
+ return dri2_surf->base.BoundToTexture = EGL_TRUE;
+}
+
+static EGLBoolean
+dri2_release_tex_image(_EGLDriver *drv,
+ _EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
+{
+ return EGL_TRUE;
+}
+
+static _EGLImage *
+dri2_create_image_khr_pixmap(_EGLDisplay *disp, _EGLContext *ctx,
+ EGLClientBuffer buffer, const EGLint *attr_list)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
+ struct dri2_egl_image *dri2_img;
+ unsigned int attachments[1];
+ xcb_drawable_t drawable;
+ xcb_dri2_get_buffers_cookie_t buffers_cookie;
+ xcb_dri2_get_buffers_reply_t *buffers_reply;
+ xcb_dri2_dri2_buffer_t *buffers;
+ xcb_get_geometry_cookie_t geometry_cookie;
+ xcb_get_geometry_reply_t *geometry_reply;
+ xcb_generic_error_t *error;
+ int stride, format;
+
+ drawable = (xcb_drawable_t) buffer;
+ xcb_dri2_create_drawable (dri2_dpy->conn, drawable);
+ attachments[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT;
+ buffers_cookie =
+ xcb_dri2_get_buffers_unchecked (dri2_dpy->conn,
+ drawable, 1, 1, attachments);
+ geometry_cookie = xcb_get_geometry (dri2_dpy->conn, drawable);
+ buffers_reply = xcb_dri2_get_buffers_reply (dri2_dpy->conn,
+ buffers_cookie, NULL);
+ buffers = xcb_dri2_get_buffers_buffers (buffers_reply);
+ if (buffers == NULL) {
+ return NULL;
+ }
+
+ geometry_reply = xcb_get_geometry_reply (dri2_dpy->conn,
+ geometry_cookie, &error);
+ if (geometry_reply == NULL || error != NULL) {
+ _eglError(EGL_BAD_ALLOC, "xcb_get_geometry");
+ free(error);
+ free(buffers_reply);
+ }
+
+ switch (geometry_reply->depth) {
+ case 16:
+ format = __DRI_IMAGE_FORMAT_RGB565;
+ break;
+ case 24:
+ format = __DRI_IMAGE_FORMAT_XRGB8888;
+ break;
+ case 32:
+ format = __DRI_IMAGE_FORMAT_ARGB8888;
+ break;
+ default:
+ _eglError(EGL_BAD_PARAMETER,
+ "dri2_create_image_khr: unsupported pixmap depth");
+ free(buffers_reply);
+ free(geometry_reply);
+ return NULL;
+ }
+
+ dri2_img = malloc(sizeof *dri2_img);
+ if (!dri2_img) {
+ free(buffers_reply);
+ free(geometry_reply);
+ _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
+ return EGL_NO_IMAGE_KHR;
+ }
+
+ if (!_eglInitImage(&dri2_img->base, disp, attr_list)) {
+ free(buffers_reply);
+ free(geometry_reply);
+ return EGL_NO_IMAGE_KHR;
+ }
+
+ stride = buffers[0].pitch / buffers[0].cpp;
+ dri2_img->dri_image =
+ dri2_dpy->image->createImageFromName(dri2_ctx->dri_context,
+ buffers_reply->width,
+ buffers_reply->height,
+ format,
+ buffers[0].name,
+ stride,
+ dri2_img);
+
+ free(buffers_reply);
+ free(geometry_reply);
+
+ return &dri2_img->base;
+}
+
+static _EGLImage *
+dri2_create_image_khr_renderbuffer(_EGLDisplay *disp, _EGLContext *ctx,
+ EGLClientBuffer buffer,
+ const EGLint *attr_list)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
+ struct dri2_egl_image *dri2_img;
+ GLuint renderbuffer = (GLuint) buffer;
+
+ if (renderbuffer == 0) {
+ _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
+ return EGL_NO_IMAGE_KHR;
+ }
+
+ dri2_img = malloc(sizeof *dri2_img);
+ if (!dri2_img) {
+ _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
+ return EGL_NO_IMAGE_KHR;
+ }
+
+ if (!_eglInitImage(&dri2_img->base, disp, attr_list))
+ return EGL_NO_IMAGE_KHR;
+
+ dri2_img->dri_image =
+ dri2_dpy->image->createImageFromRenderbuffer(dri2_ctx->dri_context,
+ renderbuffer,
+ dri2_img);
+
+ return &dri2_img->base;
+}
+
+static _EGLImage *
+dri2_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp,
+ _EGLContext *ctx, EGLenum target,
+ EGLClientBuffer buffer, const EGLint *attr_list)
+{
+ switch (target) {
+ case EGL_NATIVE_PIXMAP_KHR:
+ return dri2_create_image_khr_pixmap(disp, ctx, buffer, attr_list);
+ case EGL_GL_RENDERBUFFER_KHR:
+ return dri2_create_image_khr_renderbuffer(disp, ctx, buffer, attr_list);
+ default:
+ _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
+ return EGL_NO_IMAGE_KHR;
+ }
+}
+
+static EGLBoolean
+dri2_destroy_image_khr(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *image)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct dri2_egl_image *dri2_img = dri2_egl_image(image);
+
+ dri2_dpy->image->destroyImage(dri2_img->dri_image);
+ free(dri2_img);
+
+ return EGL_TRUE;
+}
+
/**
* This is the main entrypoint into the driver, called by libEGL.
* Create a new _EGLDriver object and init its dispatch table.
dri2_drv->base.API.WaitClient = dri2_wait_client;
dri2_drv->base.API.WaitNative = dri2_wait_native;
dri2_drv->base.API.CopyBuffers = dri2_copy_buffers;
+ dri2_drv->base.API.BindTexImage = dri2_bind_tex_image;
+ dri2_drv->base.API.ReleaseTexImage = dri2_release_tex_image;
+ dri2_drv->base.API.CreateImageKHR = dri2_create_image_khr;
+ dri2_drv->base.API.DestroyImageKHR = dri2_destroy_image_khr;
dri2_drv->base.Name = "DRI2";
dri2_drv->base.Unload = dri2_unload;
+ dri2_drv->glFlush =
+ (void (*)(void)) dri2_get_proc_address(&dri2_drv->base, "glFlush");
+
return &dri2_drv->base;
}