
update the function to calculate the derived mesh with bmesh data-mask each time. resolves bug [#33205] Bmesh "from_object" gives "no usable mesh data". also found 'mesh_build_data' could run with non mesh objects and fail silently - add an assert.
update the function to calculate the derived mesh with bmesh data-mask each time. resolves bug [#33205] Bmesh "from_object" gives "no usable mesh data". also found 'mesh_build_data' could run with non mesh objects and fail silently - add an assert.