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comparison src/video/SDL_pixels.c @ 3557:7184580ab756

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Added support for SDL_PIXELFORMAT_RGB24 and SDL_PIXELFORMAT_BGR24 to SDL_PixelFormatEnumToMasks()
author Sam Lantinga <slouken@libsdl.org>
date Mon, 14 Dec 2009 06:35:27 +0000
parents 7549b986ccb1
children 7dec3fe9b580
comparison
equal deleted inserted replaced
3556:9c2e92de786a 3557:7184580ab756
50 *bpp = SDL_BITSPERPIXEL(format); 50 *bpp = SDL_BITSPERPIXEL(format);
51 } else { 51 } else {
52 *bpp = SDL_BYTESPERPIXEL(format) * 8; 52 *bpp = SDL_BYTESPERPIXEL(format) * 8;
53 } 53 }
54 *Rmask = *Gmask = *Bmask = *Amask = 0; 54 *Rmask = *Gmask = *Bmask = *Amask = 0;
55
56 if (format == SDL_PIXELFORMAT_RGB24) {
57 #if SDL_BYTEORDER == SDL_BIG_ENDIAN
58 *Rmask = 0x00FF0000;
59 *Gmask = 0x0000FF00;
60 *Bmask = 0x000000FF;
61 #else
62 *Rmask = 0x000000FF;
63 *Gmask = 0x0000FF00;
64 *Bmask = 0x00FF0000;
65 #endif
66 return SDL_TRUE;
67 }
68
69 if (format == SDL_PIXELFORMAT_BGR24) {
70 #if SDL_BYTEORDER == SDL_BIG_ENDIAN
71 *Rmask = 0x000000FF;
72 *Gmask = 0x0000FF00;
73 *Bmask = 0x00FF0000;
74 #else
75 *Rmask = 0x00FF0000;
76 *Gmask = 0x0000FF00;
77 *Bmask = 0x000000FF;
78 #endif
79 return SDL_TRUE;
80 }
55 81
56 if (SDL_PIXELTYPE(format) != SDL_PIXELTYPE_PACKED8 && 82 if (SDL_PIXELTYPE(format) != SDL_PIXELTYPE_PACKED8 &&
57 SDL_PIXELTYPE(format) != SDL_PIXELTYPE_PACKED16 && 83 SDL_PIXELTYPE(format) != SDL_PIXELTYPE_PACKED16 &&
58 SDL_PIXELTYPE(format) != SDL_PIXELTYPE_PACKED32) { 84 SDL_PIXELTYPE(format) != SDL_PIXELTYPE_PACKED32) {
59 /* Not a format that uses masks */ 85 /* Not a format that uses masks */