71 #define CHAN_TO_UBYTE(c)  (c)  argument
72 #define CHAN_TO_USHORT(c) (((c) << 8) | (c))  argument
73 #define CHAN_TO_SHORT(c)  (((c) << 7) | ((c) >> 1))  argument
74 #define CHAN_TO_FLOAT(c)  UBYTE_TO_FLOAT(c)  argument
76 #define CLAMPED_FLOAT_TO_CHAN(c, f)    CLAMPED_FLOAT_TO_UBYTE(c, f)  argument
77 #define UNCLAMPED_FLOAT_TO_CHAN(c, f)  UNCLAMPED_FLOAT_TO_UBYTE(c, f)  argument
83 #define CHAN_TO_UBYTE(c)  ((c) >> 8)  argument
84 #define CHAN_TO_USHORT(c) (c)  argument
85 #define CHAN_TO_SHORT(c)  ((c) >> 1)  argument
86 #define CHAN_TO_FLOAT(c)  ((GLfloat) ((c) * (1.0 / CHAN_MAXF)))  argument
88 #define CLAMPED_FLOAT_TO_CHAN(c, f)    CLAMPED_FLOAT_TO_USHORT(c, f)  argument
89 #define UNCLAMPED_FLOAT_TO_CHAN(c, f)  UNCLAMPED_FLOAT_TO_USHORT(c, f)  argument
95 #define CHAN_TO_UBYTE(c)  FLOAT_TO_UBYTE(c)  argument
96 #define CHAN_TO_USHORT(c) ((GLushort) (CLAMP((c), 0.0f, 1.0f) * 65535.0))  argument
97 #define CHAN_TO_SHORT(c)  ((GLshort) (CLAMP((c), 0.0f, 1.0f) * 32767.0))  argument
98 #define CHAN_TO_FLOAT(c)  (c)  argument
100 #define CLAMPED_FLOAT_TO_CHAN(c, f)  c = (f)  argument
101 #define UNCLAMPED_FLOAT_TO_CHAN(c, f)      c = (f)  argument