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03-UnrealEngine/Rendering/RenderingPipeline/PSO Precache机制笔记.md
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# 前言 # 前言
- 视频 - 视频
- [Unreal Engine 5: Setup Precompiling Shaders (Bundled PSO's)](https://www.youtube.com/watch?v=NVoXDgXKS5k) - [Unreal Engine 5: Setup Precompiling Shaders (Bundled PSO's)](https://www.youtube.com/watch?v=NVoXDgXKS5k)
- [Unreal Engine 5 fixing shader stuttering](https://youtu.be/ibIFKEYyBYo?si=OfM_2QSHxtE6oqsf)
- [Unreal Engine 5: Show Number Of Compiling Shaders](https://www.youtube.com/watch?v=8h1k2ViADgU) - [Unreal Engine 5: Show Number Of Compiling Shaders](https://www.youtube.com/watch?v=8h1k2ViADgU)
- 文章 - 文章
- [UE5.3] PSO Cache&PreCache 源码阅读:https://zhuanlan.zhihu.com/p/679832250 - [UE5.3] PSO Cache&PreCache 源码阅读:https://zhuanlan.zhihu.com/p/679832250
@@ -28,6 +29,9 @@ rating: ⭐
- bShareMaterialShaderCode=True - bShareMaterialShaderCode=True
- bSharedMaterialNativeLibraries=True - bSharedMaterialNativeLibraries=True
PS.
1. 可以使用UnitGraph查看CPU来判断是否有PSO正在编译。
2. 理论上需要对所有伸缩性进行跑测来收集PSO。
## 大致步骤 ## 大致步骤
1. 可选：使用快捷方式 -clearPSODriverCache，清空PSO。 1. 可选：使用快捷方式 -clearPSODriverCache，清空PSO。
2. 添加上述配置。 2. 添加上述配置。