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root/radiance/ray/src/common/bmpfile.h
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Comparing ray/src/common/bmpfile.h (file contents):
Revision 2.1 by greg, Fri Mar 26 03:11:50 2004 UTC vs.
Revision 2.2 by greg, Fri Mar 26 22:58:21 2004 UTC

# Line 39 | Line 39 | typedef struct {
39          int             compr;          /* compression */
40          uint32          infoSiz;        /* info buffer size (bytes) */
41          /* the color table should be filled by writer before open call */
42 <        RGBquad         palette[2];     /* color palette (extends struct) */
42 >        RGBquad         palette[3];     /* color palette (extends struct) */
43   } BMPHeader;
44  
45                                          /* color palette length */
46   #define BMPpalLen(h)    ((h)->bpp <= 8 ? 1<<(h)->bpp : 0)
47 +                                
48 +                                        /* access to bit field triple */
49 + #define BMPbitField(h)  ((uint32 *)(h)->palette)
50  
51                                          /* info buffer access */
52   #define BMPinfo(h)      ((char *)((h)->palette + BMPpalLen(h)))
# Line 53 | Line 56 | typedef struct {
56   #define BIR_EOF                 (-1)            /* reached end of file */
57   #define BIR_TRUNCATED           1               /* unexpected EOF */
58   #define BIR_UNSUPPORTED         2               /* unsupported encoding */
59 < #define BIR_SEEKERR             3               /* could not seek */
59 > #define BIR_RLERROR             3               /* RLE error */
60 > #define BIR_SEEKERR             4               /* could not seek */
61  
62   /* A BMP reader structure */
63   typedef struct BMPReader {
# Line 101 | Line 105 | int            BMPreadScanline(BMPReader *br);
105   int             BMPseekScanline(int y, BMPReader *br);
106  
107                                          /* get ith pixel from last scanline */
108 < RGBquad         BMPdecodePixel(int i, BMPReader *br);
108 > RGBquad         BMPdecodePixel(int i, const BMPReader *br);
109  
110                                          /* free BMP reader resources */
111   void            BMPfreeReader(BMPReader *br);

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