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Line 1,164:
Line 1,164: − + + + + + + + + + + − This is used to specify the param for glTexEnv(..., ..., param).+ + + + + + + + + + + + + + +
→Param4 format for command 0x00C0: output scale + texenv buffers?
! Description
! Description
|-
|-
| 31-0
| 31-18
| To be determined.
|-
| 17-16
| Alpha output scale factor
|-
| 15-2
| To be determined
| To be determined
|-
| 1-0
| Color output scale factor
|}
|}
{| class="wikitable" border="1"
! Scale value
! Corresponding factor
|-
| 0x0
| 1.0
|-
| 0x1
| 2.0
|-
| 0x2
| 4.0
|}
Probably also has something to do with Texenv buffer registers [[:GPU_Internal_Registers#GPUREG_00FD|PICA_REG_TEX_ENV_BUF_COLOR]] and [[GPU_Internal_Registers#GPUREG_00E0|PICA_REG_TEX_ENV_BUF_INPUT]].
=== Parameter value format for command 0x00C4 ===
=== Parameter value format for command 0x00C4 ===