206 lines
18 KiB
Plaintext
206 lines
18 KiB
Plaintext
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<00><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <00> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> @ <00> <00> <00> <00> Q <00>j <00> <00> <00> <00>d <00><><EFBFBD><EFBFBD><EFBFBD> <00> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <00> <00> <00> <00> <00> H <00>j <00><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <00> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> @ <00> <00> <00> <00> Q <00>j <00> <00> . <00>s <00> <00> <00><> <00> <00> <00><> <00> <00> <00><> <00> <00> <00><> <00> <00> <00><> <00> <00> <00><> <00> <00> <00><> <00> <00> <00><> <00> <00><> <00><><EFBFBD><EFBFBD><EFBFBD> <00> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <00> <00> <00> <00> <00> <00> j <00><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <00> H <00> <00><><EFBFBD><EFBFBD><EFBFBD> <00> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> @ <00> <00> <00> <00> Q <00>j <00> <00> H <00> <00><><EFBFBD><EFBFBD><EFBFBD> <00> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> @ <00> <00> <00> <00> Q <00>j <00> <00> H <00> <00><><EFBFBD><EFBFBD><EFBFBD> <00> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> @ <00> <00> <00> <00> Q <00>j <00> <00> <00> <00><> <00> <00> <00># <00> L <00>( <00> L <00>0 <00> @ ComputeShader PPtr<EditorExtension> m_FileID m_PathID PPtr<PrefabInstance> variants ComputeShaderPlatformVariant targetRenderer targetLevel kernels ComputeShaderKernelParent name uniqueVariants ComputeShaderKernel cbVariantIndices cbs ComputeShaderResource generatedName bindPoint samplerBindPoint texDimension resType textures builtinSamplers ComputeShaderBuiltinSampler sampler inBuffers outBuffers code threadGroupSize requirements keywords isCompiled variantIndices globalKeywords localKeywords dynamicKeywords constantBuffers ComputeShaderCB byteSize params ComputeShaderParam type offset arraySize rowCount colCount resourcesResolved compilerPlatform needsReflectionData ComputeShaderCompilationContext m_CompilationContext BuildTargetSelection buildTarget platform subTarget extendedPlatform isEditor platformGroup sourceFileName source sourceFile kernelMacros prunedKeywords compilationFlags supportedAPIs useDxcAPIs neverUseDxcAPIs includeHash0 includeHash1 includeHash2 includeHash3 buildTargetAPIMask errors ShaderError message messageDetails file line warning runtimeError H <00>m P <00> <00>m ProbeVolumeCellDilation
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DilateCell A<>
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DilateCell A<>
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DilateCell A<>
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DilateCell A<>
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DilateCell A<> ProbeVolumeCellDilation.compute <00> #pragma kernel DilateCell
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#pragma only_renderers d3d11 playstation xboxone xboxseries vulkan metal switch switch2 webgpu
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Common.hlsl"
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/CommonLighting.hlsl"
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Color.hlsl"
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/EntityLighting.hlsl"
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#include "Packages/com.unity.render-pipelines.core/Editor/Lighting/ProbeVolume/ProbeGIBaking.Dilate.cs.hlsl"
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#include "Packages/com.unity.render-pipelines.core/Runtime/Lighting/ProbeVolume/ProbeVolume.hlsl"
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CBUFFER_START(APVDilation)
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float4 _DilationParameters;
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float4 _DilationParameters2;
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CBUFFER_END
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#define _ProbeCount (uint)_DilationParameters.x
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#define _ValidityThreshold _DilationParameters.y
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#define _SearchRadius _DilationParameters.z
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#define _SquaredDistanceWeight (_DilationParameters.w > 0)
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StructuredBuffer<int> _NeedDilating;
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StructuredBuffer<float3> _ProbePositionsBuffer;
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RWStructuredBuffer<DilatedProbe> _OutputProbes;
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// Sampling is copied from SampleAPV()
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void AddProbeSample(APVResources apvRes, float3 uvw, inout DilatedProbe probe, float weight, inout float shWeight, inout float soWeight, inout float poWeight)
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{
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// SH data
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float4 L0_L1Rx = SAMPLE_TEXTURE3D_LOD(apvRes.L0_L1Rx, s_point_clamp_sampler, uvw, 0).rgba;
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float4 L1G_L1Ry = SAMPLE_TEXTURE3D_LOD(apvRes.L1G_L1Ry, s_point_clamp_sampler, uvw, 0).rgba;
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float4 L1B_L1Rz = SAMPLE_TEXTURE3D_LOD(apvRes.L1B_L1Rz, s_point_clamp_sampler, uvw, 0).rgba;
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float4 l2_R = SAMPLE_TEXTURE3D_LOD(apvRes.L2_0, s_point_clamp_sampler, uvw, 0).rgba;
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float4 l2_G = SAMPLE_TEXTURE3D_LOD(apvRes.L2_1, s_point_clamp_sampler, uvw, 0).rgba;
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float4 l2_B = SAMPLE_TEXTURE3D_LOD(apvRes.L2_2, s_point_clamp_sampler, uvw, 0).rgba;
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float4 l2_C = SAMPLE_TEXTURE3D_LOD(apvRes.L2_3, s_point_clamp_sampler, uvw, 0).rgba;
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if (!all(L0_L1Rx.xyz < 0.0001f))
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{
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probe.L0 += L0_L1Rx.xyz * weight;
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probe.L1_0 += float3(L0_L1Rx.w, L1G_L1Ry.x, L1B_L1Rz.x) * weight;
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probe.L1_1 += float3(L1G_L1Ry.w, L1G_L1Ry.y, L1B_L1Rz.y) * weight;
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probe.L1_2 += float3(L1B_L1Rz.w, L1G_L1Ry.z, L1B_L1Rz.z) * weight;
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probe.L2_0 += float3(l2_R.x, l2_G.x, l2_B.x) * weight;
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probe.L2_1 += float3(l2_R.y, l2_G.y, l2_B.y) * weight;
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probe.L2_2 += float3(l2_R.z, l2_G.z, l2_B.z) * weight;
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probe.L2_3 += float3(l2_R.w, l2_G.w, l2_B.w) * weight;
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probe.L2_4 += float3(l2_C.x, l2_C.y, l2_C.z) * weight;
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shWeight += weight;
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}
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float4 probeOcclusion = SAMPLE_TEXTURE3D_LOD(apvRes.ProbeOcclusion, s_linear_clamp_sampler, uvw, 0).rgba;
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if (!all(probeOcclusion < 0.0001f))
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{
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probe.ProbeOcclusion = probeOcclusion * weight;
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poWeight += weight;
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}
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// Sky occlusion data
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if (_APVSkyOcclusionWeight > 0)
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{
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float4 SO_L0L1 = SAMPLE_TEXTURE3D_LOD(apvRes.SkyOcclusionL0L1, s_linear_clamp_sampler, uvw, 0).rgba * weight;
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if (SO_L0L1.x >= 0.0001f)
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{
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probe.SO_L0L1 += SO_L0L1 * weight;
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if (_APVSkyDirectionWeight > 0)
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{
|
|||
|
|
int3 texCoord = uvw * _APVPoolDim - 0.5f; // No interpolation for sky shading indices
|
|||
|
|
uint index = LOAD_TEXTURE3D(apvRes.SkyShadingDirectionIndices, texCoord).x * 255.0;
|
|||
|
|
|
|||
|
|
probe.SO_Direction = index == 255 ? float3(0, 0, 0) : apvRes.SkyPrecomputedDirections[index].rgb * weight;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
soWeight += weight;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void ScaleProbe(inout DilatedProbe probe, float weight)
|
|||
|
|
{
|
|||
|
|
probe.L0 *= weight;
|
|||
|
|
probe.L1_0 *= weight;
|
|||
|
|
probe.L1_1 *= weight;
|
|||
|
|
probe.L1_2 *= weight;
|
|||
|
|
probe.L2_0 *= weight;
|
|||
|
|
probe.L2_1 *= weight;
|
|||
|
|
probe.L2_2 *= weight;
|
|||
|
|
probe.L2_3 *= weight;
|
|||
|
|
probe.L2_4 *= weight;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[numthreads(64, 1, 1)]
|
|||
|
|
void DilateCell(uint3 id : SV_DispatchThreadID)
|
|||
|
|
{
|
|||
|
|
if (id.x < _ProbeCount)
|
|||
|
|
{
|
|||
|
|
uint probeIdx = id.x;
|
|||
|
|
|
|||
|
|
if (_NeedDilating[probeIdx] > 0)
|
|||
|
|
{
|
|||
|
|
float3 centralPosition = _ProbePositionsBuffer[probeIdx] - _APVWorldOffset;
|
|||
|
|
DilatedProbe probe = (DilatedProbe)0;
|
|||
|
|
|
|||
|
|
float3 uvw;
|
|||
|
|
uint subdiv;
|
|||
|
|
float shWeight = 0, soWeight = 0, poWeight = 0;
|
|||
|
|
float3 uvwDelta = rcp(_APVPoolDim);
|
|||
|
|
|
|||
|
|
float3 biasedPosWS;
|
|||
|
|
if (TryToGetPoolUVWAndSubdiv(FillAPVResources(), centralPosition, 0, 0, uvw, subdiv, biasedPosWS))
|
|||
|
|
{
|
|||
|
|
float stepSize = _APVMinBrickSize / 3.0f;
|
|||
|
|
|
|||
|
|
// Inflate search radius a bit.
|
|||
|
|
float radius = 1.5f * _SearchRadius;
|
|||
|
|
|
|||
|
|
int iterationCount = ceil(radius / stepSize);
|
|||
|
|
|
|||
|
|
for (int x = -1; x <= 1; ++x)
|
|||
|
|
{
|
|||
|
|
for (int y = -1; y <= 1; ++y)
|
|||
|
|
{
|
|||
|
|
for (int z = -1; z <= 1; ++z)
|
|||
|
|
{
|
|||
|
|
float3 dir = normalize(float3(x, y, z));
|
|||
|
|
for (int s = 0; s < iterationCount; ++s)
|
|||
|
|
{
|
|||
|
|
float3 samplePos = centralPosition + dir * (stepSize * s);
|
|||
|
|
float3 sampleUVW;
|
|||
|
|
if (TryToGetPoolUVW(FillAPVResources(), samplePos, 0, 0, sampleUVW))
|
|||
|
|
{
|
|||
|
|
float d = distance(samplePos, centralPosition);
|
|||
|
|
if (d > 0 && d <= _SearchRadius)
|
|||
|
|
{
|
|||
|
|
if (_SquaredDistanceWeight)
|
|||
|
|
{
|
|||
|
|
d *= d;
|
|||
|
|
}
|
|||
|
|
AddProbeSample(FillAPVResources(), sampleUVW, probe, rcp(d), shWeight, soWeight, poWeight);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (shWeight > 0)
|
|||
|
|
ScaleProbe(probe, rcp(shWeight));
|
|||
|
|
|
|||
|
|
if (soWeight > 0)
|
|||
|
|
probe.SO_L0L1 *= rcp(soWeight);
|
|||
|
|
probe.SO_Direction = SafeNormalize(probe.SO_Direction);
|
|||
|
|
|
|||
|
|
if (poWeight > 0)
|
|||
|
|
{
|
|||
|
|
probe.ProbeOcclusion *= rcp(poWeight);
|
|||
|
|
probe.ProbeOcclusion = saturate(probe.ProbeOcclusion);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
_OutputProbes[probeIdx] = probe;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
d Packages/com.unity.render-pipelines.core/Editor/Lighting/ProbeVolume/ProbeVolumeCellDilation.compute
|
|||
|
|
DilateCell X<>
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|