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colors.h
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00001 /* Values for wmesa->pixelformat: */ 00002 00003 #define PF_8A8B8G8R 3 /* 32-bit TrueColor: 8-A, 8-B, 8-G, 8-R */ 00004 #define PF_8R8G8B 4 /* 32-bit TrueColor: 8-R, 8-G, 8-B */ 00005 #define PF_5R6G5B 5 /* 16-bit TrueColor: 5-R, 6-G, 5-B bits */ 00006 #define PF_DITHER8 6 /* Dithered RGB using a lookup table */ 00007 #define PF_LOOKUP 7 /* Undithered RGB using a lookup table */ 00008 #define PF_GRAYSCALE 10 /* Grayscale or StaticGray */ 00009 #define PF_BADFORMAT 11 00010 #define PF_INDEX8 12 00011 00012 00013 #define BGR8(r,g,b) (unsigned)(((BYTE)((b & 0xc0) | ((g & 0xe0)>>2) | \ 00014 ((r & 0xe0)>>5)))) 00015 00016 /* Windows uses 5,5,5 for 16-bit */ 00017 #define BGR16(r,g,b) ( (((unsigned short)b ) >> 3) | \ 00018 (((unsigned short)g & 0xf8) << 2) | \ 00019 (((unsigned short)r & 0xf8) << 7) ) 00020 00021 #define BGR24(r,g,b) (unsigned long)((DWORD)(((BYTE)(b)| \ 00022 ((WORD)((BYTE)(g))<<8))| \ 00023 (((DWORD)(BYTE)(r))<<16))) 00024 00025 #define BGR32(r,g,b) (unsigned long)((DWORD)(((BYTE)(b)| \ 00026 ((WORD)((BYTE)(g))<<8))| \ 00027 (((DWORD)(BYTE)(r))<<16))) 00028 00029
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