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41 行
1.4 KiB
41 行
1.4 KiB
#ifndef UNITY_LIGHTING_FORWARD_INCLUDED
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#define UNITY_LIGHTING_FORWARD_INCLUDED
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//-----------------------------------------------------------------------------
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// Simple forward loop architecture
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//-----------------------------------------------------------------------------
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StructuredBuffer<PunctualLightData> g_punctualLightList;
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int g_punctualLightCount;
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// TODO: Think about how to apply Disney diffuse preconvolve on indirect diffuse => must be done during GBuffer layout! Else emissive will be fucked...
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// That's mean we need to read DFG texture during Gbuffer...
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void ForwardLighting(float3 V, float3 positionWS, BSDFData material,
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out float4 diffuseLighting,
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out float4 specularLighting)
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{
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diffuseLighting = float4(0.0, 0.0, 0.0, 0.0);
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specularLighting = float4(0.0, 0.0, 0.0, 0.0);
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for (int i = 0; i < g_punctualLightCount; ++i)
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{
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float4 localDiffuseLighting;
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float4 localSpecularLighting;
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EvaluateBSDF_Punctual(V, positionWS, g_punctualLightList[i], material, localDiffuseLighting, localSpecularLighting);
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diffuseLighting += localDiffuseLighting;
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specularLighting += localSpecularLighting;
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}
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/*
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for (int i = 0; i < 4; ++i)
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{
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float4 localDiffuseLighting;
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float4 localSpecularLighting;
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EvaluateBSDF_Area(V, positionWS, areaLightData[i], material, localDiffuseLighting, localSpecularLighting);
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diffuseLighting += localDiffuseLighting;
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specularLighting += localSpecularLighting;
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}
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*/
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}
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#endif // UNITY_LIGHTING_FORWARD_INCLUDED
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