Alpha read mode

Defines
#define	GX_READ_00   0
#define	GX_READ_FF   1
#define	GX_READ_NONE   2

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Define Documentation

#define GX_READ_00   0

Always read 0x00.

#define GX_READ_FF   1

Always read 0xFF.

#define GX_READ_NONE   2

Always read the real alpha value.