---
title: Untitled
date: 2024-08-15 12:02:42
excerpt: 
tags: 
rating: ⭐
---
# 前言
- [UE5渲染--GPUScene与合并绘制](https://zhuanlan.zhihu.com/p/614758211)

# 相关类型
- Primitive：
	- C++的数据类型_FPrimitiveUniformShaderParameters_（PrimitiveUniformShaderParameters.h)
	- Shader的数据FPrimitiveSceneData（SceneData.ush)；
- Instance：
	- C++的数据类型FInstanceSceneShaderData（InstanceUniformShaderParameters.h)
	- Shader的数据FInstanceSceneData（SceneData.ush)；
- Payload：
	- C++数据类型FPackedBatch、FPackedItem（InstanceCullingLoadBalancer.h)
	- Shader的数据类型FPackedInstanceBatch、FPackedInstanceBatchItem（InstanceCullingLoadBalancer.ush)

# DeferredShadingRenderer.cpp
```c++
Scene->GPUScene.Update(GraphBuilder, GetSceneUniforms(), *Scene, ExternalAccessQueue);  
  
for (int32 ViewIndex = 0; ViewIndex < Views.Num(); ViewIndex++)  
{  
    FViewInfo& View = Views[ViewIndex];  
    RDG_GPU_MASK_SCOPE(GraphBuilder, View.GPUMask);  
    
    Scene->GPUScene.UploadDynamicPrimitiveShaderDataForView(GraphBuilder, *Scene, View, ExternalAccessQueue);  
    
    Scene->GPUScene.DebugRender(GraphBuilder, *Scene, GetSceneUniforms(), View);  
}
```