Inspired by Neural Radiance Fields (NeRF)
bpy.ops.object.origin_set(type='GEOMETRY_ORIGIN', center='BOUNDS')
- Normalise the scale in blender (ref).
- The margin for a unit cube to fit in a unit sphere is to scale each component by 0.55 after -1 to +1 normalisation.
- Convert to PLY with textures projected to Vertex Colors.