diff --git a/03-UnrealEngine/卡通渲染相关资料/渲染功能/PostProcess/ToonPostProcess.md b/03-UnrealEngine/卡通渲染相关资料/渲染功能/PostProcess/ToonPostProcess.md
index 23c5fca..dac4b2c 100644
--- a/03-UnrealEngine/卡通渲染相关资料/渲染功能/PostProcess/ToonPostProcess.md
+++ b/03-UnrealEngine/卡通渲染相关资料/渲染功能/PostProcess/ToonPostProcess.md
@@ -170,6 +170,7 @@ ACES Viewing Transform在查看流程中将按以下顺序进行：
 	- https://www.shadertoy.com/view/lslGzl
 	- https://www.shadertoy.com/view/Xstyzn
 - GT-ToneMapping:https://github.com/yaoling1997/GT-ToneMapping
+	- 曲线:https://www.desmos.com/calculator/gslcdxvipg?lang=zh-CN
 - CCA-ToneMapping:?
 ## UE中的相关实现
 UE4版本的笔记：[[UE4 ToneMapping]]
@@ -355,4 +356,14 @@ void MainCS(uint3 DispatchThreadId : SV_DispatchThreadID)
 		}
 	}
 }
+```
+
+### ToneMapping Method更换
+```c++
+// Tonemapped color in the AP1 gamut  
+float3 ToneMappedColorAP1 = FilmToneMap( ColorAP1 );  
+// float3 ToneMappedColorAP1 = ColorAP1;  
+// float3 ToneMappedColorAP1 = AGXToneMap(ColorAP1);  
+// float3 ToneMappedColorAP1 = GTToneMap(ColorAP1);  
+// float3 ToneMappedColorAP1 = PBRNeutralToneMap(ColorAP1);
 ```
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