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egl_dri2: Set NativeVisualID to the matching GBM config for the gbm platform

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The EGLConfig doesn't have the rgba masks, only the rgba sizes.  To
make sure a config is usable with a given GBM/KMS format, we need a way
to make sure the formats really match.
This commit is contained in:
Kristian Høgsberg 2013-09-25 14:57:22 -07:00
parent 44e584a73a
commit df479cffcc
1 changed files with 21 additions and 2 deletions
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23
src/egl/drivers/dri2/platform_drm.c
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@ -476,9 +476,28 @@ dri2_initialize_drm(_EGLDriver *drv, _EGLDisplay *disp)
dri2_setup_screen(disp);
for (i = 0; dri2_dpy->driver_configs[i]; i++)
for (i = 0; dri2_dpy->driver_configs[i]; i++) {
EGLint format, attr_list[3];
unsigned int mask;
dri2_dpy->core->getConfigAttrib(dri2_dpy->driver_configs[i],
__DRI_ATTRIB_RED_MASK, &mask);
if (mask == 0x3ff00000)
format = GBM_FORMAT_XRGB2101010;
else if (mask == 0x00ff0000)
format = GBM_FORMAT_XRGB8888;
else if (mask == 0xf800)
format = GBM_FORMAT_RGB565;
else
continue;
attr_list[0] = EGL_NATIVE_VISUAL_ID;
attr_list[1] = format;
attr_list[2] = EGL_NONE;
dri2_add_config(disp, dri2_dpy->driver_configs[i],
i + 1, EGL_WINDOW_BIT, NULL, NULL);
i + 1, EGL_WINDOW_BIT, attr_list, NULL);
}
drv->API.CreateWindowSurface = dri2_create_window_surface;
drv->API.DestroySurface = dri2_destroy_surface;