Shadow Optimization - Proxy Shadows
This is a technique to reduce dynamic shadow cost. Dense geometry or many small meshes combined can be taxing to calculate dynamic shadows for.
An example use case is an apartment bui…
https://dev.epicgames.com/community/learning/knowledge-base/ZG87/unreal-engine-tip-shadow-optimization-proxy-shadows
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does this help performance with virtual shadow maps? I know it would help for regular shadow maps…
vsm document mentioned this when rendering trees.