pandory500/SDL-mirror
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Fixed alpha blending textures with the GDI renderer

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%403518
This commit is contained in:
Sam Lantinga 2009-02-07 17:56:08 +00:00
parent d67835c3de
commit 62dd3e61df
5 changed files with 165 additions and 4 deletions
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6
include/SDL_pixels.h
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@ -117,6 +117,12 @@ enum
(SDL_PIXELTYPE(format) == SDL_PIXELTYPE_INDEX4) || \
(SDL_PIXELTYPE(format) == SDL_PIXELTYPE_INDEX8))
#define SDL_ISPIXELFORMAT_ALPHA(format) \
((SDL_PIXELORDER(format) == SDL_PACKEDORDER_ARGB) || \
(SDL_PIXELORDER(format) == SDL_PACKEDORDER_RGBA) || \
(SDL_PIXELORDER(format) == SDL_PACKEDORDER_ABGR) || \
(SDL_PIXELORDER(format) == SDL_PACKEDORDER_BGRA))
#define SDL_ISPIXELFORMAT_FOURCC(format) \
((format) && !((format) & 0x80000000))