as \b Extrusion, the main difference is that we define not a vector,
but a path of extrusion which must be a 1D mesh or 1D sub-mesh.
To get an idea of how this algorithm works, examine several examples,
as \b Extrusion, the main difference is that we define not a vector,
but a path of extrusion which must be a 1D mesh or 1D sub-mesh.
To get an idea of how this algorithm works, examine several examples,