Indirect texture format

Macros
#define	GX_ITF_3   3
#define	GX_ITF_4   2
#define	GX_ITF_5   1
#define	GX_ITF_8   0
#define	GX_MAX_ITFORMAT   4

Detailed Description

Bits for the indirect offsets are extracted from the high end of each component byte. Bits for the bump alpha are extraced off the low end of the byte. For GX_ITF_8, the byte is duplicated for the offset and the bump alpha.