GXDecompressZ16

C Specification

#include <revolution/gx.h>

u32 GXDecompressZ16( u32 z16, GXZFmt16 zfmt );

Arguments

z16 16-bit compressed z value. Type is u32 to match the argument of GXPeekZ.

zfmt

Z compression format. Accepted values are:

Name	Z format
`GX_ZC_LINEAR`	Linear 16bit
`GX_ZC_NEAR`	Compressed format for smaller far/near ratio
`GX_ZC_MID`	Compressed format for medium far/near ratio
`GX_ZC_FAR`	Compressed format for large far/near ratio

Return Values

24-bit decompressed Z value.

Description

This auxiliary function is used to directly read the Z value from the 16-bit Z buffer using the GXPeekZ function. The 16-bit value is expanded to a 24-bit value via the Z compression format specified by the argument zfmt.

Revision History