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Refactor Global SDF to use a single texture for all cascades

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This commit is contained in:
Wojciech Figat
2022-06-17 10:41:04 +02:00
parent bc8cc75ad8
commit 2e06d1ce2a
14 changed files with 204 additions and 194 deletions
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20
Source/Shaders/GI/DDGI.shader
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@@ -60,8 +60,8 @@ float3 GetProbeRayDirection(DDGIData data, uint rayIndex)
RWTexture2D<float4> RWProbesState : register(u0);
Texture3D<float> GlobalSDFTex[4] : register(t0);
Texture3D<float> GlobalSDFMip[4] : register(t4);
Texture3D<float> GlobalSDFTex : register(t0);
Texture3D<float> GlobalSDFMip : register(t1);
// Compute shader for updating probes state between active and inactive.
META_CS(true, FEATURE_LEVEL_SM5)
@@ -138,14 +138,14 @@ void CS_Classify(uint3 DispatchThreadId : SV_DispatchThreadID)
RWTexture2D<float4> RWProbesTrace : register(u0);
Texture3D<float> GlobalSDFTex[4] : register(t0);
Texture3D<float> GlobalSDFMip[4] : register(t4);
ByteAddressBuffer GlobalSurfaceAtlasChunks : register(t8);
Buffer<float4> GlobalSurfaceAtlasCulledObjects : register(t9);
Texture2D GlobalSurfaceAtlasDepth : register(t10);
Texture2D GlobalSurfaceAtlasTex : register(t11);
Texture2D<float4> ProbesState : register(t12);
TextureCube Skybox : register(t13);
Texture3D<float> GlobalSDFTex : register(t0);
Texture3D<float> GlobalSDFMip : register(t1);
ByteAddressBuffer GlobalSurfaceAtlasChunks : register(t2);
Buffer<float4> GlobalSurfaceAtlasCulledObjects : register(t3);
Texture2D GlobalSurfaceAtlasDepth : register(t4);
Texture2D GlobalSurfaceAtlasTex : register(t5);
Texture2D<float4> ProbesState : register(t6);
TextureCube Skybox : register(t7);
// Compute shader for tracing rays for probes using Global SDF and Global Surface Atlas.
META_CS(true, FEATURE_LEVEL_SM5)

18
Source/Shaders/GI/GlobalSurfaceAtlas.shader
View File

@@ -75,8 +75,8 @@ Texture2D<float4> ProbesState : register(t5);
Texture2D<float4> ProbesDistance : register(t6);
Texture2D<float4> ProbesIrradiance : register(t7);
#else
Texture3D<float> GlobalSDFTex[4] : register(t5);
Texture3D<float> GlobalSDFMip[4] : register(t9);
Texture3D<float> GlobalSDFTex : register(t5);
Texture3D<float> GlobalSDFMip : register(t6);
#endif
// Pixel shader for Global Surface Atlas shading with direct light contribution
@@ -265,13 +265,13 @@ void CS_CullObjects(uint3 GroupId : SV_GroupID, uint3 DispatchThreadId : SV_Disp
#ifdef _PS_Debug
Texture3D<float> GlobalSDFTex[4] : register(t0);
Texture3D<float> GlobalSDFMip[4] : register(t4);
ByteAddressBuffer GlobalSurfaceAtlasChunks : register(t8);
Buffer<float4> GlobalSurfaceAtlasCulledObjects : register(t9);
Texture2D GlobalSurfaceAtlasDepth : register(t10);
Texture2D GlobalSurfaceAtlasTex : register(t11);
TextureCube Skybox : register(t12);
Texture3D<float> GlobalSDFTex : register(t0);
Texture3D<float> GlobalSDFMip : register(t1);
ByteAddressBuffer GlobalSurfaceAtlasChunks : register(t2);
Buffer<float4> GlobalSurfaceAtlasCulledObjects : register(t3);
Texture2D GlobalSurfaceAtlasDepth : register(t4);
Texture2D GlobalSurfaceAtlasTex : register(t5);
TextureCube Skybox : register(t6);
// Pixel shader for Global Surface Atlas debug drawing
META_PS(true, FEATURE_LEVEL_SM5)