Has anyone done this yet in babylon JS I see a couple of examples but none of the projects I can reference have worked out the camera height in the process or the blending between LOD layers.  I am going to start trying to make a working example from the paper http://www.vertexasylum.com/downloads/cdlod/cdlod_latest.pdf but would like to see how others have handled it. I have looked at github.com/darrylryan/BabylonTerrain and github.com/felixpalmer/lod-terrain but both of these are limited t