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Move files to subsurface scattering folder and code to subsurface manager

/namespace
sebastienlagarde 7 年前
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4b3eb2ca
共有 8 个文件被更改，包括 110 次插入 和 109 次删除
  1. 109
      ScriptableRenderPipeline/HDRenderPipeline/HDRenderPipeline.cs
  2. 110
      ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/SubsurfaceScatteringManager.cs
  3. 0
      /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/SubsurfaceScattering.compute.meta
  4. 0
      /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/SubsurfaceScattering.shader.meta
  5. 0
      /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/CombineLighting.shader.meta
  6. 0
      /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/CombineLighting.shader
  7. 0
      /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/SubsurfaceScattering.shader
  8. 0
      /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/SubsurfaceScattering.compute

109
ScriptableRenderPipeline/HDRenderPipeline/HDRenderPipeline.cs
查看文件


m_ErrorMaterial = CoreUtils.CreateEngineMaterial("Hidden/InternalErrorShader");
}
public void CreateSssMaterials()
{
m_SubsurfaceScatteringKernel = m_SubsurfaceScatteringCS.FindKernel("SubsurfaceScattering");
CoreUtils.Destroy(m_CombineLightingPass);
m_CombineLightingPass = CoreUtils.CreateEngineMaterial("Hidden/HDRenderPipeline/CombineLighting");
// Old SSS Model >>>
CoreUtils.Destroy(m_SssVerticalFilterPass);
m_SssVerticalFilterPass = CoreUtils.CreateEngineMaterial("Hidden/HDRenderPipeline/SubsurfaceScattering");
m_SssVerticalFilterPass.DisableKeyword("SSS_FILTER_HORIZONTAL_AND_COMBINE");
m_SssVerticalFilterPass.SetFloat(HDShaderIDs._DstBlend, (float)BlendMode.Zero);
CoreUtils.Destroy(m_SssHorizontalFilterAndCombinePass);
m_SssHorizontalFilterAndCombinePass = CoreUtils.CreateEngineMaterial("Hidden/HDRenderPipeline/SubsurfaceScattering");
m_SssHorizontalFilterAndCombinePass.EnableKeyword("SSS_FILTER_HORIZONTAL_AND_COMBINE");
m_SssHorizontalFilterAndCombinePass.SetFloat(HDShaderIDs._DstBlend, (float)BlendMode.One);
// <<< Old SSS Model
}
void InitializeRenderStateBlocks()
{
m_DepthStateOpaque = new RenderStateBlock

options.outputSplitLighting = false;
m_LightLoop.RenderDeferredLighting(hdCamera, cmd, m_CurrentDebugDisplaySettings, m_MRTCache2, m_CameraDepthStencilBufferRT, depthTexture, options);
}
// Combines specular lighting and diffuse lighting with subsurface scattering.
void SubsurfaceScatteringPass(HDCamera hdCamera, CommandBuffer cmd, SubsurfaceScatteringSettings sssParameters)
{
if (!m_CurrentDebugDisplaySettings.renderingDebugSettings.enableSSSAndTransmission)
return;
using (new ProfilingSample(cmd, "Subsurface Scattering", GetSampler(CustomSamplerId.SubsurfaceScattering)))
{
if (sssSettings.useDisneySSS)
{
using (new ProfilingSample(cmd, "HTile for SSS", GetSampler(CustomSamplerId.HTileForSSS)))
{
CoreUtils.SetRenderTarget(cmd, m_HTileRT, ClearFlag.Color, CoreUtils.clearColorAllBlack);
cmd.SetRandomWriteTarget(1, GetHTile());
// Generate HTile for the split lighting stencil usage. Don't write into stencil texture (shaderPassId = 2)
// Use ShaderPassID 1 => "Pass 2 - Export HTILE for stencilRef to output"
CoreUtils.DrawFullScreen(cmd, m_CopyStencilForSplitLighting, m_CameraStencilBufferCopyRT, m_CameraDepthStencilBufferRT, null, 2);
cmd.ClearRandomWriteTargets();
}
// TODO: Remove this once fix, see comment inside the function
hdCamera.SetupComputeShader(m_SubsurfaceScatteringCS, cmd);
unsafe
{
// Warning: Unity is not able to losslessly transfer integers larger than 2^24 to the shader system.
// Therefore, we bitcast uint to float in C#, and bitcast back to uint in the shader.
uint texturingModeFlags = sssParameters.texturingModeFlags;
cmd.SetComputeFloatParam(m_SubsurfaceScatteringCS, HDShaderIDs._TexturingModeFlags, *(float*)&texturingModeFlags);
}
cmd.SetComputeVectorArrayParam(m_SubsurfaceScatteringCS, HDShaderIDs._WorldScales, sssParameters.worldScales);
cmd.SetComputeVectorArrayParam(m_SubsurfaceScatteringCS, HDShaderIDs._FilterKernels, sssParameters.filterKernels);
cmd.SetComputeVectorArrayParam(m_SubsurfaceScatteringCS, HDShaderIDs._ShapeParams, sssParameters.shapeParams);
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._DepthTexture, GetDepthTexture());
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._HTile, GetHTile());
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._IrradianceSource, m_CameraSssDiffuseLightingBufferRT);
for (int i = 0; i < m_SSSBufferManager.sssBufferCount; ++i)
{
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._SSSBufferTexture[i], m_SSSBufferManager.GetSSSBuffers(i));
}
if (NeedTemporarySubsurfaceBuffer())
{
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._CameraFilteringBuffer, m_CameraFilteringBufferRT);
// Perform the SSS filtering pass which fills 'm_CameraFilteringBufferRT'.
// We dispatch 4x swizzled 16x16 groups per a 32x32 macrotile.
cmd.DispatchCompute(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, 4, ((int)hdCamera.screenSize.x + 31) / 32, ((int)hdCamera.screenSize.y + 31) / 32);
cmd.SetGlobalTexture(HDShaderIDs._IrradianceSource, m_CameraFilteringBufferRT); // Cannot set a RT on a material
// Additively blend diffuse and specular lighting into 'm_CameraColorBufferRT'.
CoreUtils.DrawFullScreen(cmd, m_CombineLightingPass, m_CameraColorBufferRT, m_CameraDepthStencilBufferRT);
}
else
{
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._CameraColorTexture, m_CameraColorBufferRT);
// Perform the SSS filtering pass which performs an in-place update of 'm_CameraColorBufferRT'.
// We dispatch 4x swizzled 16x16 groups per a 32x32 macrotile.
cmd.DispatchCompute(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, 4, ((int)hdCamera.screenSize.x + 31) / 32, ((int)hdCamera.screenSize.y + 31) / 32);
}
}
else
{
for (int i = 0; i < m_SSSBufferManager.sssBufferCount; ++i)
{
cmd.SetGlobalTexture(HDShaderIDs._SSSBufferTexture[i], m_SSSBufferManager.GetSSSBuffers(i));
}
cmd.SetGlobalTexture(HDShaderIDs._IrradianceSource, m_CameraSssDiffuseLightingBufferRT); // Cannot set a RT on a material
m_SssVerticalFilterPass.SetVectorArray(HDShaderIDs._FilterKernelsBasic, sssParameters.filterKernelsBasic);
m_SssVerticalFilterPass.SetVectorArray(HDShaderIDs._HalfRcpWeightedVariances, sssParameters.halfRcpWeightedVariances);
// Perform the vertical SSS filtering pass which fills 'm_CameraFilteringBufferRT'.
CoreUtils.DrawFullScreen(cmd, m_SssVerticalFilterPass, m_CameraFilteringBufferRT, m_CameraDepthStencilBufferRT);
cmd.SetGlobalTexture(HDShaderIDs._IrradianceSource, m_CameraFilteringBufferRT); // Cannot set a RT on a material
m_SssHorizontalFilterAndCombinePass.SetVectorArray(HDShaderIDs._FilterKernelsBasic, sssParameters.filterKernelsBasic);
m_SssHorizontalFilterAndCombinePass.SetVectorArray(HDShaderIDs._HalfRcpWeightedVariances, sssParameters.halfRcpWeightedVariances);
// Perform the horizontal SSS filtering pass, and combine diffuse and specular lighting into 'm_CameraColorBufferRT'.
CoreUtils.DrawFullScreen(cmd, m_SssHorizontalFilterAndCombinePass, m_CameraColorBufferRT, m_CameraDepthStencilBufferRT);
}
}
}
void UpdateSkyEnvironment(HDCamera hdCamera, CommandBuffer cmd)

110
ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/SubsurfaceScatteringManager.cs
查看文件


Debug.Assert(index < sssBufferCount);
return m_RTIDs[index];
}
public void CreateSssMaterials()
{
m_SubsurfaceScatteringKernel = m_SubsurfaceScatteringCS.FindKernel("SubsurfaceScattering");
CoreUtils.Destroy(m_CombineLightingPass);
m_CombineLightingPass = CoreUtils.CreateEngineMaterial("Hidden/HDRenderPipeline/CombineLighting");
// Old SSS Model >>>
CoreUtils.Destroy(m_SssVerticalFilterPass);
m_SssVerticalFilterPass = CoreUtils.CreateEngineMaterial("Hidden/HDRenderPipeline/SubsurfaceScattering");
m_SssVerticalFilterPass.DisableKeyword("SSS_FILTER_HORIZONTAL_AND_COMBINE");
m_SssVerticalFilterPass.SetFloat(HDShaderIDs._DstBlend, (float)BlendMode.Zero);
CoreUtils.Destroy(m_SssHorizontalFilterAndCombinePass);
m_SssHorizontalFilterAndCombinePass = CoreUtils.CreateEngineMaterial("Hidden/HDRenderPipeline/SubsurfaceScattering");
m_SssHorizontalFilterAndCombinePass.EnableKeyword("SSS_FILTER_HORIZONTAL_AND_COMBINE");
m_SssHorizontalFilterAndCombinePass.SetFloat(HDShaderIDs._DstBlend, (float)BlendMode.One);
// <<< Old SSS Model
}
// Combines specular lighting and diffuse lighting with subsurface scattering.
void SubsurfaceScatteringPass(HDCamera hdCamera, CommandBuffer cmd, SubsurfaceScatteringSettings sssParameters)
{
if (!m_CurrentDebugDisplaySettings.renderingDebugSettings.enableSSSAndTransmission)
return;
using (new ProfilingSample(cmd, "Subsurface Scattering", GetSampler(CustomSamplerId.SubsurfaceScattering)))
{
if (sssSettings.useDisneySSS)
{
using (new ProfilingSample(cmd, "HTile for SSS", GetSampler(CustomSamplerId.HTileForSSS)))
{
CoreUtils.SetRenderTarget(cmd, m_HTileRT, ClearFlag.Color, CoreUtils.clearColorAllBlack);
cmd.SetRandomWriteTarget(1, GetHTile());
// Generate HTile for the split lighting stencil usage. Don't write into stencil texture (shaderPassId = 2)
// Use ShaderPassID 1 => "Pass 2 - Export HTILE for stencilRef to output"
CoreUtils.DrawFullScreen(cmd, m_CopyStencilForSplitLighting, m_CameraStencilBufferCopyRT, m_CameraDepthStencilBufferRT, null, 2);
cmd.ClearRandomWriteTargets();
}
// TODO: Remove this once fix, see comment inside the function
hdCamera.SetupComputeShader(m_SubsurfaceScatteringCS, cmd);
unsafe
{
// Warning: Unity is not able to losslessly transfer integers larger than 2^24 to the shader system.
// Therefore, we bitcast uint to float in C#, and bitcast back to uint in the shader.
uint texturingModeFlags = sssParameters.texturingModeFlags;
cmd.SetComputeFloatParam(m_SubsurfaceScatteringCS, HDShaderIDs._TexturingModeFlags, *(float*)&texturingModeFlags);
}
cmd.SetComputeVectorArrayParam(m_SubsurfaceScatteringCS, HDShaderIDs._WorldScales, sssParameters.worldScales);
cmd.SetComputeVectorArrayParam(m_SubsurfaceScatteringCS, HDShaderIDs._FilterKernels, sssParameters.filterKernels);
cmd.SetComputeVectorArrayParam(m_SubsurfaceScatteringCS, HDShaderIDs._ShapeParams, sssParameters.shapeParams);
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._DepthTexture, GetDepthTexture());
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._HTile, GetHTile());
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._IrradianceSource, m_CameraSssDiffuseLightingBufferRT);
for (int i = 0; i < m_SSSBufferManager.sssBufferCount; ++i)
{
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._SSSBufferTexture[i], m_SSSBufferManager.GetSSSBuffers(i));
}
if (NeedTemporarySubsurfaceBuffer())
{
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._CameraFilteringBuffer, m_CameraFilteringBufferRT);
// Perform the SSS filtering pass which fills 'm_CameraFilteringBufferRT'.
// We dispatch 4x swizzled 16x16 groups per a 32x32 macrotile.
cmd.DispatchCompute(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, 4, ((int)hdCamera.screenSize.x + 31) / 32, ((int)hdCamera.screenSize.y + 31) / 32);
cmd.SetGlobalTexture(HDShaderIDs._IrradianceSource, m_CameraFilteringBufferRT); // Cannot set a RT on a material
// Additively blend diffuse and specular lighting into 'm_CameraColorBufferRT'.
CoreUtils.DrawFullScreen(cmd, m_CombineLightingPass, m_CameraColorBufferRT, m_CameraDepthStencilBufferRT);
}
else
{
cmd.SetComputeTextureParam(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, HDShaderIDs._CameraColorTexture, m_CameraColorBufferRT);
// Perform the SSS filtering pass which performs an in-place update of 'm_CameraColorBufferRT'.
// We dispatch 4x swizzled 16x16 groups per a 32x32 macrotile.
cmd.DispatchCompute(m_SubsurfaceScatteringCS, m_SubsurfaceScatteringKernel, 4, ((int)hdCamera.screenSize.x + 31) / 32, ((int)hdCamera.screenSize.y + 31) / 32);
}
}
else
{
for (int i = 0; i < m_SSSBufferManager.sssBufferCount; ++i)
{
cmd.SetGlobalTexture(HDShaderIDs._SSSBufferTexture[i], m_SSSBufferManager.GetSSSBuffers(i));
}
cmd.SetGlobalTexture(HDShaderIDs._IrradianceSource, m_CameraSssDiffuseLightingBufferRT); // Cannot set a RT on a material
m_SssVerticalFilterPass.SetVectorArray(HDShaderIDs._FilterKernelsBasic, sssParameters.filterKernelsBasic);
m_SssVerticalFilterPass.SetVectorArray(HDShaderIDs._HalfRcpWeightedVariances, sssParameters.halfRcpWeightedVariances);
// Perform the vertical SSS filtering pass which fills 'm_CameraFilteringBufferRT'.
CoreUtils.DrawFullScreen(cmd, m_SssVerticalFilterPass, m_CameraFilteringBufferRT, m_CameraDepthStencilBufferRT);
cmd.SetGlobalTexture(HDShaderIDs._IrradianceSource, m_CameraFilteringBufferRT); // Cannot set a RT on a material
m_SssHorizontalFilterAndCombinePass.SetVectorArray(HDShaderIDs._FilterKernelsBasic, sssParameters.filterKernelsBasic);
m_SssHorizontalFilterAndCombinePass.SetVectorArray(HDShaderIDs._HalfRcpWeightedVariances, sssParameters.halfRcpWeightedVariances);
// Perform the horizontal SSS filtering pass, and combine diffuse and specular lighting into 'm_CameraColorBufferRT'.
CoreUtils.DrawFullScreen(cmd, m_SssHorizontalFilterAndCombinePass, m_CameraColorBufferRT, m_CameraDepthStencilBufferRT);
}
}
}
}
}

/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Resources/SubsurfaceScattering.compute.meta → /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/SubsurfaceScattering.compute.meta
查看文件

/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Resources/SubsurfaceScattering.shader.meta → /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/SubsurfaceScattering.shader.meta
查看文件

/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Resources/CombineLighting.shader.meta → /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/CombineLighting.shader.meta
查看文件

/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Resources/CombineLighting.shader → /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/CombineLighting.shader
查看文件

/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Resources/SubsurfaceScattering.shader → /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/SubsurfaceScattering.shader
查看文件

/ScriptableRenderPipeline/HDRenderPipeline/Material/Lit/Resources/SubsurfaceScattering.compute → /ScriptableRenderPipeline/HDRenderPipeline/Material/SubsurfaceScattering/SubsurfaceScattering.compute
查看文件

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