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Do not overwrite window surface created by driver

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If a driver's implementation of CreateWindowFramebuffer sets the window
surface, use that rather than overwriting it. A driver may set the window
surface if data cannot be passed via the CreateWindowFramebuffer output
parameters (e.g. surface palette colors).
This commit is contained in:
Jay Petacat 2020-03-22 20:09:14 -04:00
parent 1fd548b67a
commit e0a270561f
1 changed files with 4 additions and 0 deletions
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4
src/video/SDL_video.c
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@ -2319,6 +2319,10 @@ SDL_CreateWindowFramebuffer(SDL_Window * window)
return NULL; return NULL;
} }
if (window->surface) {
return window->surface;
}
if (!SDL_PixelFormatEnumToMasks(format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) { if (!SDL_PixelFormatEnumToMasks(format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
return NULL; return NULL;
} }