38 lines
1.1 KiB
Plaintext
38 lines
1.1 KiB
Plaintext
//====== Copyright © 1996-2004, Valve Corporation, All rights reserved. =======
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//
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// Purpose:
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//
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//=============================================================================
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// DYNAMIC: "PIXELFOGTYPE" "0..1"
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// STATIC: "CONVERT_TO_SRGB" "0..1" [ps20b][= g_pHardwareConfig->NeedsShaderSRGBConversion()] [PC]
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// STATIC: "CONVERT_TO_SRGB" "0..0" [= 0] [XBOX]
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#include "common_ps_fxc.h"
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#include "shader_constant_register_map.h"
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sampler EnvmapSampler : register( s0 );
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const float4 g_FogParams : register( PSREG_FOG_PARAMS );
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const float4 g_EyePos_SpecExponent : register( PSREG_EYEPOS_SPEC_EXPONENT );
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struct PS_INPUT
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{
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float3 eyeToVertVector : TEXCOORD0;
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float4 vertexColor : COLOR;
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float4 worldPos_projPosZ : TEXCOORD7; // Necessary for pixel fog
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};
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float4 main( PS_INPUT i ) : COLOR
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{
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HALF4 color;
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color.xyz = ENV_MAP_SCALE * texCUBE( EnvmapSampler, i.eyeToVertVector );
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color.a = 1.0f;
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color *= i.vertexColor;
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float fogFactor = CalcPixelFogFactor( PIXELFOGTYPE, g_FogParams, g_EyePos_SpecExponent.z, i.worldPos_projPosZ.z, i.worldPos_projPosZ.w );
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return FinalOutput( color, fogFactor, PIXELFOGTYPE, TONEMAP_SCALE_LINEAR );
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}
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