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BlueRose 2024-03-13 21:28:44 +08:00
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commit c0159d1913
1 changed files with 43 additions and 2 deletions
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43
03-UnrealEngine/卡通渲染相关资料/渲染功能/ShaderModel/GBuffer&Material&BasePass.md
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@ -341,8 +341,49 @@ bool FMaterialInstanceResource::GetParameterValue(EMaterialParameterType Type, c
```
MaterialEmitHLSL
MaterialEmitHLSL()=>
```c++
bool MaterialEmitHLSL(const FMaterialCompileTargetParameters& InCompilerTarget,
const FStaticParameterSet& InStaticParameters,
FMaterial& InOutMaterial,
FMaterialCompilationOutput& OutCompilationOutput,
TRefCountPtr<FSharedShaderCompilerEnvironment>& OutMaterialEnvironment)
{
...
if (DerivativeIndex == 0)
{
const EMaterialDomain MaterialDomain = EmitContext.Material->GetMaterialDomain();
if (MaterialDomain == MD_Volume || (MaterialDomain == MD_Surface && IsSubsurfaceShadingModel(EmitMaterialData.ShadingModelsFromCompilation)))
{ const FMaterialParameterInfo SubsurfaceProfileParameterInfo(GetSubsurfaceProfileParameterName());
const FMaterialParameterMetadata SubsurfaceProfileParameterMetadata(1.f);
const Material::FExpressionParameter SubsurfaceProfileExpression(SubsurfaceProfileParameterInfo, SubsurfaceProfileParameterMetadata);
const FPreparedType SubsurfaceProfilePreparedType = EmitContext.PrepareExpression(&SubsurfaceProfileExpression, *EmitResultScope, EValueType::Float1);
const FEmitShaderExpression* SubsurfaceProfileEmitExpression = SubsurfaceProfileExpression.GetValueShader(
EmitContext,
*EmitResultScope,
EValueType::Float1,
SubsurfaceProfilePreparedType,
EValueType::Float1);
check(SubsurfaceProfileEmitExpression && SubsurfaceProfileEmitExpression->Reference);
SubsurfaceProfileShaderCode = SubsurfaceProfileEmitExpression->Reference;
}
}
...
MaterialTemplateSource = GenerateMaterialTemplateHLSL(InCompilerTarget.ShaderPlatform,
InOutMaterial,
EmitContext,
Declarations.ToString(),
SharedCode.ToString(),
VertexCode.ToString(),
InputPixelCodePhase0,
InputPixelCodePhase1,
SubsurfaceProfileShaderCode,
OutCompilationOutput);
}
```
调用GenerateMaterialTemplateHLSL()
### 是否需要Toon
在材质中：