# 我使用 Movie render queque渲染groom abc缓存毛发时抖动

**URL:** <https://forums.unrealengine.com/t/movie-render-queque-groom-abc/490818>\
**Category:** Rendering\
**Tags:** Render, unreal-engine, Anti-Aliasing, question\
**Created:** [November 11, 2021, 9:40am UTC](https://forums.unrealengine.com/t/movie-render-queque-groom-abc/490818 "2021-11-11T09:40:52Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![woshiddshashou](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@woshiddshashou](https://forums.unrealengine.com/u/woshiddshashou)\
**Post date:** [November 11, 2021, 9:40am UTC](https://forums.unrealengine.com/t/movie-render-queque-groom-abc/490818/1 "2021-11-11T09:40:52Z")

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1.我使用xgen制作了groom的缓存  
,使用alembic导出的缓存序列。

 ![352002-111.png](https://d3kjluh73b9h9o.cloudfront.net/original/4X/1/7/4/17487f5f41720bc9e9966f34303516d11f096619.png)

2.再最终渲染输出时使用movie render queue，并使用Anti-aliasing来抗锯齿，但是只要设置了Temporal Sample Count大于1就会出现错误。

 ![352003-222.png](https://d3kjluh73b9h9o.cloudfront.net/original/4X/8/7/0/870f978f5194b0a006af8d6d5d498c2844a6a627.png)

3.movie render queue 在渲染过程中，我发现Sub Sample 的第一次发生位置错误。

![352004-v011.gif](https://d3kjluh73b9h9o.cloudfront.net/original/4X/1/d/e/1de441959b84cf65bf0b13c35da4883c095421cf.gif)

4.最终导致图像出现虚影。

 ![352005-333.jpg](https://d3kjluh73b9h9o.cloudfront.net/original/4X/e/d/9/ed9d95bf325ef80ee18bc967b4f6c753e34ea85f.jpeg)

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**Author:** ![square\_1](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@square\_1](https://forums.unrealengine.com/u/square_1)\
**Post date:** [November 19, 2022, 2:31pm UTC](https://forums.unrealengine.com/t/movie-render-queque-groom-abc/490818/2 "2022-11-19T14:31:59Z")

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导出ABC增加采样