diff --git a/03-UnrealEngine/Rendering/RenderFeature/ShaderWorldPlugin/ShaderWorld.md b/03-UnrealEngine/Rendering/RenderFeature/ShaderWorldPlugin/ShaderWorld.md
index 8f4ba37..5ec0df5 100644
--- a/03-UnrealEngine/Rendering/RenderFeature/ShaderWorldPlugin/ShaderWorld.md
+++ b/03-UnrealEngine/Rendering/RenderFeature/ShaderWorldPlugin/ShaderWorld.md
@@ -134,4 +134,10 @@ GeneratorDynamicForReadBack->SetScalarParameterValue("HeightMapToggle", 1.f);
 作用：初始化`TArray<FClipMapMeshElement> Meshes;`的Material、`Producers`
 调用顺序：BeginPlay() -> InitiateWorld() -> InitiateMaterials()
 
-经过断点调试，会设置WorldSettings里的Material（地形Material）的HeightMap与NormalMap。
\ No newline at end of file
+经过断点调试，会设置WorldSettings里的Material（地形Material）的HeightMap与NormalMap。
+
+
+# 
+SWorldSubsystem->DrawMaterialToRenderTarget
+
+