All the flat elements are gathered into the group named "joints3D" (or "joints2D" in 2D situation).
The flat element of the multiple junctions between the simple junction are stored in a group named "jointsMultiples".
All the flat elements are gathered into the group named "joints3D" (or "joints2D" in 2D situation).
The flat element of the multiple junctions between the simple junction are stored in a group named "jointsMultiples".