When the scene size is large, the light ripples

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10

This is “expected”. We call that the banding effect and it comes from float32 precision issues when computing lighting.

We have some noise effects in place for backgroundMaterial to get rid of that (I should say: to reduce it):
https://www.babylonjs-playground.com/#4VRCU3#7

(check lines #56 and #57)

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