Exporting baked textures and model from Max to glTF

[brinx87]

Thank you so far - the Feature Request can be found here.

Implement Lightmap Export for 3dsMax Exporter and Lightmap Loading in Sandbox

Hello there, I read a lot of questions about this in the forum and I also asked myself if it would be possible to implement a lightmap export for the 3ds Max Exporter so that the Lightmap can be loaded in sandbox. The following pictures are done in Photoshop, but could show a way of how to set this all up using the already existing MOZ_lightmap Extension. This would make the babylonJSExporter a even more powerful Tool to use. That said here is how it could work: Set up the Lightmap in a Cu…