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完成渲染瓶颈分析issue #12

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4 tasks
Tracked by #3
SleepinWei opened this issue Apr 1, 2023 · 3 comments
Open
4 tasks
Tracked by #3

完成渲染瓶颈分析issue #12

SleepinWei opened this issue Apr 1, 2023 · 3 comments
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@SleepinWei
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Warmup

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@SleepinWei
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SleepinWei commented Apr 1, 2023 •
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Function of this feature

对现有系统的渲染瓶颈进行分析。Belonging to Epic: #3

Task 1 梳理虚幻4引擎渲染流程

  • 阅读虚幻手册与代码，梳理渲染流程
  • 使用 RenderDoc 抓帧，梳理几何体提交到显示的全流程

Unit Tests

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Task 2 使用 Profiler 分析函数调用用时

  • 使用 UE4 内置 profiler 分析多个地图中函数调用用时，生成火焰图
  • 汇总分析结果

Unit Tests

暂无
@SleepinWei SleepinWei mentioned this issue Apr 1, 2023
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@johnzjq johnzjq added this to the Warmup milestone Apr 4, 2023
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johnzjq commented Apr 18, 2023

@SleepinWei post your progress here

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SleepinWei commented May 1, 2023 •
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渲染分析.pdf

当前progress总结

  • 整理 pygame 和 UE4 的连接方式
  • 对 UE4 后端用 renderdoc / UnrealInsights 进行抓帧，大致了解了渲染流程
  • 对 Sensor 的注册和接受信息的流程做了一些探索和整理

我将具体的分析整理在附件 pdf 中（因为有较多图片，不方便在GitHub上直接编辑）
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Profile工具.pdf

我使用的 Profile 工具和其使用方法在本附件中

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