GRASS GIS 8 Programmer's Manual
8.5.0dev(2024)-0b29c8ef57
rgbpack.h
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#ifndef _RGBPACK_H
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#define _RGBPACK_H
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#define RED_MASK 0x000000FF
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#define GRN_MASK 0x0000FF00
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#define BLU_MASK 0x00FF0000
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#define INT_TO_RED(i, r) (r = (i & RED_MASK))
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#define INT_TO_GRN(i, g) (g = (i & GRN_MASK) >> 8)
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#define INT_TO_BLU(i, b) (b = (i & BLU_MASK) >> 16)
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#define RGB_TO_INT(r, g, b, i) \
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(i = (((r) & RED_MASK) + ((int)((g) << 8) & GRN_MASK) + \
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((int)((b) << 16) & BLU_MASK)))
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#define CONST_COLS 45
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#define COLUMNS 9
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#endif
/* _RGBPACK_H */
lib
ogsf
rgbpack.h
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