29 lines
739 B
Plaintext
29 lines
739 B
Plaintext
//========== Copyright (c) Valve Corporation, All rights reserved. ==========//
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// STATIC: "RELOADZCULL" "0..0" [XBOX]
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// STATIC: "RELOADZCULL" "0..0" [PC]
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// STATIC: "RELOADZCULL" "0..1" [SONYPS3]
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#include "common_ps_fxc.h"
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struct PS_INPUT
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{
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float4 vColor : COLOR0;
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};
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HALF4 main(
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PS_INPUT i
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#if RELOADZCULL
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, out float flDepth : DEPTH
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#endif // RELOADZCULL
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) : COLOR
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{
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#if RELOADZCULL
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// When reloading Zcull memory on the PS3, we need to draw a quad with depth = 0 (so it doesn't get early-culled) but then emit a depth of 1.0
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// because we need to guarantee that every pixel is rejected by the hardware and simply forces the ROP unit to update Zcull memory
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flDepth = 1.0f;
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#endif // RELOADZCULL
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return i.vColor;
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}
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