https://developer.varjo.com/docs/v4.11.0/native/occlusion-mesh-and-layer-extensions
Occlusion mesh and layer extensions | Varjo for developers
May 7, 2026 - Occlusion mesh can be used to improve performance by avoiding rendering pixels that will not be visible in the HMD due to lens distortion.
occlusion meshfor developerslayerextensionsvarjo