Building an app, Import, Export Models

Hi @mzschwartz5
Thanks for your help. I think I managed to do lot of progress. I can sync models between Rhino and Cesium. All geolocated as well.

But I have problem with PBR Materials. I export GLB including PBR materials applied in Rhino.
Supposed to be just simple white, but Cesium renders them dark grey, it almost like it applies sone stage tone mapping or post processing?

I thought something wrong with my GLB, but I opened it in Blender and all materials are fine.

I created a test Sandcastle so you can see a problem.

mcatlas_massing.glb (4.9 MB)

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