From 03322a728c28a4470a58f1b7445d1f969a5ea041 Mon Sep 17 00:00:00 2001
From: BlueRose <378100977@qq.com>
Date: Sat, 8 Feb 2025 22:08:44 +0800
Subject: [PATCH] vault backup: 2025-02-08 22:08:44

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+---
+title: PSO Precache机制笔记
+date: 2025-02-08 20:42:16
+excerpt: 
+tags: 
+rating: ⭐
+---
+# 前言
+- [UE5.3] PSO Cache&PreCache 源码阅读:https://zhuanlan.zhihu.com/p/679832250
+- [UE5.3] PSO Cache&PreCache 源码阅读(二):https://zhuanlan.zhihu.com/p/681803986
+- Unreal Engine 5.2 MeshPass拓展:https://zhuanlan.zhihu.com/p/671423486
+# 执行链
+- FGraphEventArray UPrimitiveComponent::PrecachePSOs()
+- void UMaterialInterface::InitDefaultMaterials()
+- UMaterial::PrecachePSOs
+
+ UMaterial::PrecachePSOs => **MaterialResource->CollectPSOs()** => PrecacheMaterialPSOs() => PrecachePSOs() => CollectPSOs() => CollectPSOInitializers()
+
+# CollectPSOInitializers()
+接口IPSOCollector::CollectPSOInitializers()
+
+## 其他MeshProcessor实现
+