diff --git a/03-UnrealEngine/Rendering/RenderingPipeline/参考SubsurfaceProfile 模改ToonDataAsset.md b/03-UnrealEngine/Rendering/RenderingPipeline/参考SubsurfaceProfile 模改ToonDataAsset.md
index 7acd1ab..98022db 100644
--- a/03-UnrealEngine/Rendering/RenderingPipeline/参考SubsurfaceProfile 模改ToonDataAsset.md	
+++ b/03-UnrealEngine/Rendering/RenderingPipeline/参考SubsurfaceProfile 模改ToonDataAsset.md	
@@ -162,12 +162,12 @@ void UMaterialFunctionInstance::OverrideMaterialInstanceParameterValues(UMateria
 }
 ```
 
-将SubsurfaceProfile 塞入 Material
-```c++
-int32 UMaterialExpressionStrataLegacyConversion::Compile(class FMaterialCompiler* Compiler, int32 OutputIndex)  
-{
-}
-```
+和UMaterialExpressionStrataLegacyConversion::Compile()无关。
+GetSubsurfaceProfileParameterName()
+__SubsurfaceProfile
+
+1. 在FHLSLMaterialTranslator::Translate() => NumericParameter()会往MaterialCompilationOutput.UniformExpressionSet以及DefaultUniformValues添加默认值以及Offset。最终会调用AddUniformExpression()
+2. 目前发现问题是FHLSLMaterialTranslator::NumericParameter()中GetParameterAssociationInfo()时的ParameterInfo.Name为`None`而不是`__ToonData`
 
 ## MaterialRenderProxy
 ```c++