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Fixed bug 2923 - Add SDL_PIXELFORMAT_RGBA32 for byte-wise 32bit RGBA data
Daniel Gibson Ok, I followed the simple approach of just making SDL_PIXELFORMAT_RGBA32 an alias of SDL_PIXELFORMAT_RGBA8888/SDL_PIXELFORMAT_ABGR8888, depending on endianess. And I did the same for SDL_PIXELFORMAT_ARGB32, .._BGRA, .._ABGR. SDL_GetPixelFormatName() will of course return SDL_PIXELFORMAT_RGBA8888 (or SDL_PIXELFORMAT_ABGR8888) instead of SDL_PIXELFORMAT_RGBA32, but as long as that's mentioned in the docs it shouldn't be a problem.
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4 changed files with 17 additions and 22 deletions
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@ -29,6 +29,7 @@
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#define _SDL_pixels_h
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#include "SDL_stdinc.h"
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#include "SDL_endian.h"
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#include "begin_code.h"
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/* Set up for C function definitions, even when using C++ */
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@ -260,6 +261,19 @@ enum
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SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32, SDL_PACKEDORDER_ARGB,
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SDL_PACKEDLAYOUT_2101010, 32, 4),
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/* Aliases for RGBA array of color formats for the current platform */
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#if SDL_BYTEORDER == SDL_BIG_ENDIAN
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SDL_PIXELFORMAT_RGBA32 = SDL_PIXELFORMAT_RGBA8888, /**< endianess-specific alias for byte-wise 32bit RGBA data */
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SDL_PIXELFORMAT_ARGB32 = SDL_PIXELFORMAT_ARGB8888,
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SDL_PIXELFORMAT_BGRA32 = SDL_PIXELFORMAT_BGRA8888,
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SDL_PIXELFORMAT_ABGR32 = SDL_PIXELFORMAT_ABGR8888,
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#else
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SDL_PIXELFORMAT_RGBA32 = SDL_PIXELFORMAT_ABGR8888,
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SDL_PIXELFORMAT_ARGB32 = SDL_PIXELFORMAT_BGRA8888,
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SDL_PIXELFORMAT_BGRA32 = SDL_PIXELFORMAT_ARGB8888,
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SDL_PIXELFORMAT_ABGR32 = SDL_PIXELFORMAT_RGBA8888,
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#endif
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SDL_PIXELFORMAT_YV12 = /**< Planar mode: Y + V + U (3 planes) */
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SDL_DEFINE_PIXELFOURCC('Y', 'V', '1', '2'),
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SDL_PIXELFORMAT_IYUV = /**< Planar mode: Y + U + V (3 planes) */
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