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SDL Wiki Bot 2021-07-28 17:13:05 +00:00
parent ad310d3900
commit 5346cf842c
1 changed files with 6 additions and 3 deletions
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9
include/SDL_surface.h
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@ -388,9 +388,12 @@ extern DECLSPEC SDL_bool SDLCALL SDL_HasSurfaceRLE(SDL_Surface * surface);
/**
* Set the color key (transparent pixel) in a surface.
*
* E.g. Set cyan pixals to transparentThe color key defines a pixel value that
* will be treated as transparent in a blit. It is a pixel of the format used
* by the surface, as generated by SDL_MapRGB().
* The color key defines a pixel value that will be treated as transparent in
* a blit. For example, one can use this to specify that cyan pixels should be
* considered transparent, and therefore not rendered.
*
* It is a pixel of the format used by the surface, as generated by
* SDL_MapRGB().
*
* RLE acceleration can substantially speed up blitting of images with large
* horizontal runs of transparent pixels. See SDL_SetSurfaceRLE() for details.