26 lines
1.6 KiB
Plaintext
26 lines
1.6 KiB
Plaintext
Field Name Bits Default Description
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FOG_SELECT 2:0 0x0 Specifies source for outgoing (GA to SU) fog value.
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POSSIBLE VALUES:
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00 - Select C0A
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01 - Select C1A
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02 - Select C2A
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03 - Select C3A
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04 - Select 1/(1/W)
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05 - Select Z
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DEPTH_SELECT 3 0x0 Specifies source for outgoing (GA/SU & SU/RAS) depth
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value.
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POSSIBLE VALUES:
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00 - Select Z
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01 - Select 1/(1/W)
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W_SELECT 4 0x0 Specifies source for outgoing (1/W) value, used to
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disable perspective correct colors/textures.
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POSSIBLE VALUES:
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00 - Select (1/W)
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01 - Select 1.0
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FOG_STUFF_ENABLE 5 0x0 Controls enabling of fog stuffing into texture coordinate.
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POSSIBLE VALUES:
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00 - Disable fog texture stuffing
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01 - Enable fog texture stuffing
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FOG_STUFF_TEX 9:6 0x0 Controls which texture gets fog value
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FOG_STUFF_COMP 11:10 0x0 Controls which component of texture gets fog value
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