To get morphing targets, you need to export each morphing target separately as a .obj file, including a raw mesh. Then you need to pass all of them into a python convert script found in /utils/converters/obj :
python convert_obj_three.py -i unmorphedmesh.obj -m 'morphmesh1.obj morphmesh2.obj' -o comppiledTargets.js
and then your morph goals will be filled.
If you need a bone / falsified mesh, I wrote a message about the details of all falsified exports 3ds max> threejs.
Currently, it is impossible to get both target and falsified mesh and morphing targets coming from 3ds max. There is an example of skinning and morphing in threejs, so this is possible, but this model was made in a blender.
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