/**************************************************************************
- *
- * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ *
+ * Copyright 2008 VMware, Inc.
+ * Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com>
+ * Copyright 2010-2011 LunarG, 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
* 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.
- *
+ *
+ * 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 OR COPYRIGHT HOLDERS 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 "eglglobals.h"
+#include "eglcurrent.h"
#include "eglmisc.h"
+#include "egldisplay.h"
+#include "egldriver.h"
+#include "eglstring.h"
+
+
+/**
+ * Copy the extension into the string and update the string pointer.
+ */
+static EGLint
+_eglAppendExtension(char **str, const char *ext)
+{
+ char *s = *str;
+ size_t len = strlen(ext);
+
+ if (s) {
+ memcpy(s, ext, len);
+ s[len++] = ' ';
+ s[len] = '\0';
+
+ *str += len;
+ }
+ else {
+ len++;
+ }
+
+ return (EGLint) len;
+}
/**
* the driver's Extensions string.
*/
static void
-_eglUpdateExtensionsString(_EGLDriver *drv)
+_eglUpdateExtensionsString(_EGLDisplay *dpy)
{
- drv->Extensions.String[0] = 0;
+#define _EGL_CHECK_EXTENSION(ext) \
+ do { \
+ if (dpy->Extensions.ext) { \
+ _eglAppendExtension(&exts, "EGL_" #ext); \
+ assert(exts <= dpy->ExtensionsString + _EGL_MAX_EXTENSIONS_LEN); \
+ } \
+ } while (0)
- if (drv->Extensions.MESA_screen_surface)
- strcat(drv->Extensions.String, "EGL_MESA_screen_surface ");
- if (drv->Extensions.MESA_copy_context)
- strcat(drv->Extensions.String, "EGL_MESA_copy_context ");
- assert(strlen(drv->Extensions.String) < _EGL_MAX_EXTENSIONS_LEN);
-}
+ char *exts = dpy->ExtensionsString;
+ if (exts[0])
+ return;
-#if 0 /* prototype code */
+ _EGL_CHECK_EXTENSION(MESA_screen_surface);
+ _EGL_CHECK_EXTENSION(MESA_copy_context);
+ _EGL_CHECK_EXTENSION(MESA_drm_display);
+ _EGL_CHECK_EXTENSION(MESA_drm_image);
+ _EGL_CHECK_EXTENSION(MESA_configless_context);
-#include <dlfcn.h>
+ _EGL_CHECK_EXTENSION(WL_bind_wayland_display);
+ _EGL_CHECK_EXTENSION(WL_create_wayland_buffer_from_image);
-static EGLint
-_eglFindAPIs_by_sym(void)
-{
- EGLint mask = 0x0;
-
- if (dlsym(NULL, "glBegin"))
- mask |= EGL_OPENGL_BIT;
- if (dlsym(NULL, "glGetFixedv"))
- mask |= EGL_OPENGL_ES_BIT;
- if (dlsym(NULL, "vgSetf"))
- mask |= EGL_OPENVG_BIT;
-
- return mask;
-}
+ _EGL_CHECK_EXTENSION(KHR_image_base);
+ _EGL_CHECK_EXTENSION(KHR_image_pixmap);
+ if (dpy->Extensions.KHR_image_base && dpy->Extensions.KHR_image_pixmap)
+ _eglAppendExtension(&exts, "EGL_KHR_image");
-static EGLint
-_eglFindAPIs_by_lib(void)
-{
- EGLint mask = 0x0;
- int flag = RTLD_NOW;
- void *h;
+ _EGL_CHECK_EXTENSION(KHR_vg_parent_image);
+ _EGL_CHECK_EXTENSION(KHR_gl_texture_2D_image);
+ _EGL_CHECK_EXTENSION(KHR_gl_texture_cubemap_image);
+ _EGL_CHECK_EXTENSION(KHR_gl_texture_3D_image);
+ _EGL_CHECK_EXTENSION(KHR_gl_renderbuffer_image);
- if ((h = dlopen("libGLESv1_CM.so", flag))) {
- dlclose(h);
- mask |= EGL_OPENGL_ES_BIT;
- }
+ _EGL_CHECK_EXTENSION(KHR_reusable_sync);
+ _EGL_CHECK_EXTENSION(KHR_fence_sync);
- if ((h = dlopen("libGLESv2.so", flag))) {
- dlclose(h);
- mask |= EGL_OPENGL_ES2_BIT;
- }
+ _EGL_CHECK_EXTENSION(KHR_surfaceless_context);
+ _EGL_CHECK_EXTENSION(KHR_create_context);
- if ((h = dlopen("libGL.so", flag))) {
- dlclose(h);
- mask |= EGL_OPENGL_BIT;
- }
+ _EGL_CHECK_EXTENSION(NOK_swap_region);
+ _EGL_CHECK_EXTENSION(NOK_texture_from_pixmap);
- if ((h = dlopen("libOpenVG.so", flag))) {
- dlclose(h);
- mask |= EGL_OPENVG_BIT;
- }
+ _EGL_CHECK_EXTENSION(ANDROID_image_native_buffer);
- return mask;
-}
+ _EGL_CHECK_EXTENSION(CHROMIUM_sync_control);
+
+ _EGL_CHECK_EXTENSION(EXT_create_context_robustness);
+ _EGL_CHECK_EXTENSION(EXT_buffer_age);
+ _EGL_CHECK_EXTENSION(EXT_swap_buffers_with_damage);
+ _EGL_CHECK_EXTENSION(EXT_image_dma_buf_import);
-#endif
+ _EGL_CHECK_EXTENSION(NV_post_sub_buffer);
+#undef _EGL_CHECK_EXTENSION
+}
static void
-_eglUpdateAPIsString(_EGLDriver *drv)
+_eglUpdateAPIsString(_EGLDisplay *dpy)
{
- _eglGlobal.ClientAPIs[0] = 0;
+ char *apis = dpy->ClientAPIsString;
- if (_eglGlobal.ClientAPIsMask & EGL_OPENGL_BIT)
- strcat(_eglGlobal.ClientAPIs, "OpenGL ");
+ if (apis[0] || !dpy->ClientAPIs)
+ return;
- if (_eglGlobal.ClientAPIsMask & EGL_OPENGL_ES_BIT)
- strcat(_eglGlobal.ClientAPIs, "OpenGL_ES ");
+ if (dpy->ClientAPIs & EGL_OPENGL_BIT)
+ strcat(apis, "OpenGL ");
- if (_eglGlobal.ClientAPIsMask & EGL_OPENGL_ES2_BIT)
- strcat(_eglGlobal.ClientAPIs, "OpenGL_ES2 ");
+ if (dpy->ClientAPIs & EGL_OPENGL_ES_BIT)
+ strcat(apis, "OpenGL_ES ");
- if (_eglGlobal.ClientAPIsMask & EGL_OPENVG_BIT)
- strcat(_eglGlobal.ClientAPIs, "OpenVG ");
+ if (dpy->ClientAPIs & EGL_OPENGL_ES2_BIT)
+ strcat(apis, "OpenGL_ES2 ");
- assert(strlen(_eglGlobal.ClientAPIs) < sizeof(_eglGlobal.ClientAPIs));
-}
+ if (dpy->ClientAPIs & EGL_OPENGL_ES3_BIT_KHR)
+ strcat(apis, "OpenGL_ES3 ");
+ if (dpy->ClientAPIs & EGL_OPENVG_BIT)
+ strcat(apis, "OpenVG ");
+
+ assert(strlen(apis) < sizeof(dpy->ClientAPIsString));
+}
const char *
-_eglQueryString(_EGLDriver *drv, EGLDisplay dpy, EGLint name)
+_eglQueryString(_EGLDriver *drv, _EGLDisplay *dpy, EGLint name)
{
(void) drv;
- (void) dpy;
+
switch (name) {
case EGL_VENDOR:
return _EGL_VENDOR_STRING;
case EGL_VERSION:
- return drv->Version;
+ _eglsnprintf(dpy->VersionString, sizeof(dpy->VersionString),
+ "%d.%d (%s)", dpy->VersionMajor, dpy->VersionMinor,
+ dpy->Driver->Name);
+ return dpy->VersionString;
case EGL_EXTENSIONS:
- _eglUpdateExtensionsString(drv);
- return drv->Extensions.String;
-#ifdef EGL_VERSION_1_2
+ _eglUpdateExtensionsString(dpy);
+ return dpy->ExtensionsString;
case EGL_CLIENT_APIS:
- _eglUpdateAPIsString(drv);
- return _eglGlobal.ClientAPIs;
-#endif
+ _eglUpdateAPIsString(dpy);
+ return dpy->ClientAPIsString;
default:
_eglError(EGL_BAD_PARAMETER, "eglQueryString");
return NULL;
}
}
-
-
-EGLBoolean
-_eglWaitGL(_EGLDriver *drv, EGLDisplay dpy)
-{
- /* just a placeholder */
- (void) drv;
- (void) dpy;
- return EGL_TRUE;
-}
-
-
-EGLBoolean
-_eglWaitNative(_EGLDriver *drv, EGLDisplay dpy, EGLint engine)
-{
- /* just a placeholder */
- (void) drv;
- (void) dpy;
- switch (engine) {
- case EGL_CORE_NATIVE_ENGINE:
- break;
- default:
- _eglError(EGL_BAD_PARAMETER, "eglWaitNative(engine)");
- return EGL_FALSE;
- }
-
- return EGL_TRUE;
-}