Hey :wave: Is there a reason the aoMap uses the second UV channel? In other PBR applications, like in Unreal Engine, the AO Map uses UV channel 1, like normal maps, albedo maps etc. I understand why lightMap uses the second UV channel, as this is usually used to show how the mesh is lit within an…

Why does the AOMap use the second UV channel?

Mugen87 April 22, 2021, 11:14am 2

This is explained in this thread:

Topic		Replies	Views
Why do AO and LightMap need a second set of UVs? Questions uv-mapping , lightmap	9	5906	October 13, 2020
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