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38 lines
827 B
38 lines
827 B
// 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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#define HDRTYPE HDR_TYPE_FLOAT |
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#define HDRENABLED 1 |
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#include "common_ps_fxc.h" |
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sampler FBSampler : register( s0 ); |
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struct PS_INPUT |
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{ |
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float2 texCoord : TEXCOORD0; |
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}; |
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#define MAX_LUM 5 |
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#define MIN_LUM .1 |
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float4 main( PS_INPUT i ) : COLOR |
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{ |
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float4 fbSample = tex2D( FBSampler, i.texCoord ); |
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float lum=0.33*(fbSample.x+fbSample.y+fbSample.z); |
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// derive a luminance-based scale factor for tone mapping |
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float factor=1.0; |
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if (lum<MIN_LUM) |
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{ |
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} |
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else if (lum>MAX_LUM) |
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{ |
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} |
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// linear scale for tone mapping |
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// fbSample *= lum * LINEAR_LIGHT_SCALE; |
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// assume that sRGB write is enabled. |
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return FinalOutput( fbSample, 0, PIXEL_FOG_TYPE_NONE, TONEMAP_SCALE_NONE ); |
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}
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