What is the purpose of uv_rasterizer ?

youngLBW / HRN

[CVPR2023] A Hierarchical Representation Network for Accurate and Detailed Face Reconstruction from In-The-Wild Images.

https://younglbw.github.io/HRN-homepage/

Apache License 2.0

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What is the purpose of uv_rasterizer ? #20

Open xiaolin-mt opened 1 year ago

xiaolin-mt commented 1 year ago

Hi, I have looked into the source code, but confused by the uv_rasterizer. The input mesh of uv_rasterizer is actually the original UV map, and the original UV map is rasterized to another matrix. What is the purpose of this operation?