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Billboard disableDepthTestDistance=0 is not respected from version 1.135 #13150

@xtassin

Description

@xtassin

What happened?

Bellow, the modified "sample the Everest" sandcastle. All billboards are created with disableDepthTestDistance=0 but if camera is pulled back far enough (around 25Km to be exact) they will start to show through the terrain.

Setting viewer.scene.logarithmicDepthBuffer = false is a possible workaround with all the implied consequences.


https://sandcastle.cesium.com/#c=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