Mikhail Luzyanin

attach a screenshot with puzzles logic, please.

you need to change .v3d-dialog css style for more flexebility.

We have updated versiob on our toytube channel. Here.

It’s too much, try to keep all the scene near 300-500k for better performance.

attach the project, please.

Look at global illumination demo, there’s a half sphere outside the window that works good.

Watch this from the beginning

In fact export to USDZ it’s just and compressed export to GLTF comapt file, but if you want to use USDZ without gltf compat in the app when exporting from blender.