def add_strip_to_other_mesh_via_submesh(mesh, skey, submesh, supermesh, match_mesh_to_submesh):
mesh_polyedge = mesh.strip_side_polyedges(skey)[0]
mesh_submesh = mesh.copy()
old_vkeys_to_new_vkeys = delete_strip(mesh_submesh, skey)
submesh_polyedge = [match_mesh_to_submesh[old_vkeys_to_new_vkeys[vkey]] if vkey in old_vkeys_to_new_vkeys else vkey for vkey in polyedge]
super_mesh_polyedge
def map_mesh_to_submesh(self, mesh):
submesh = self.get_submesh()
mesh_to_map_mesh = {vkey: vkey for vkey in mesh.vertices()}
strips_to_delete = submesh_and_distance_and_deletion_rules_between_2_meshes(mesh, submesh)[0][2][mesh]
map_mesh = mesh.copy()
for skey in strips_to_delete:
old_vkeys_to_new_vkeys = delete_strip(map_mesh, skey)
mesh_to_map_mesh = {mesh_key: old_vkeys_to_new_vkeys[map_mesh_key] if map_mesh_key in old_vkeys_to_new_vkeys else map_mesh_key for mesh_key, map_mesh_key in mesh_to_map_mesh.items()}
matches = matches_between_ismorphic_meshes(map_mesh, submesh, boundary_edge_data=True)
match_0 = list(matches)[0]
mesh_to_submesh = {mesh_key: match_0[map_mesh_key] for mesh_key, map_mesh_key in mesh_to_map_mesh.items()}
return mesh_to_submesh
def reverse_deletion_to_deletion_rules(mesh, submesh, strips_to_delete):
skey_to_polyedge = {skey: mesh.strip_side_polyedges(skey)[0] for skey in strips_to_delete}
trimmed_mesh = mesh.copy()
for skey in strips_to_delete:
old_vkeys_to_new_vkeys = delete_strip(trimmed_mesh, skey)
skey_to_polyedge = {skey: [old_vkeys_to_new_vkeys[vkey] if vkey in old_vkeys_to_new_vkeys else vkey for vkey in polyedge] for skey, polyedge in skey_to_polyedge.items()}
# find equivalent in submesh
matches = matches_between_ismorphic_meshes(trimmed_mesh, submesh, boundary_edge_data=False)
match_0 = list(matches)[0] # only one of the matches is selected
# remap polyedge using match found in submesh
skey_to_polyedge = {skey: [match_0[vkey] for vkey in polyedge] for skey, polyedge in skey_to_polyedge.items()}
# avoid ismorphisms between polyedges due to flips, and offsets for closed polyedges
skey_to_polyedge = {skey: remove_isomorphism_in_polyedge(polyedge) for skey, polyedge in skey_to_polyedge.items()}
return skey_to_polyedge
def delete_strip(self): if len(self.polyedge) != 0: return mesh, tail, head = self.mesh, self.tail, self.head if mesh.halfedge[tail][head] is not None: fkey = mesh.halfedge[tail][head] else: fkey = mesh.halfedge[head][tail] next_head = mesh.face_vertex_ancestor(fkey, head) skey = mesh.edge_strip((tail, head)) old_vkeys_to_new_vkeys = delete_strip(mesh, skey) self.tail = old_vkeys_to_new_vkeys[tail] self.head = old_vkeys_to_new_vkeys[next_head] self.delete_strips.append(skey) polyedge = [old_vkeys_to_new_vkeys.get(vkey, vkey) for vkey in self.polyedge] self.polyedge = [] for vkey in polyedge: if len(self.polyedge) == 0 or self.polyedge[-1] != vkey: self.polyedge.append(vkey)
def polyedge_from_mesh_to_submesh(polyedge, mesh, submesh, match_mesh_to_submesh):
# or from supermesh to mesh
trans_mesh = mesh.copy()
old_vkeys_to_new_vkeys = delete_strip(trans_mesh, skey)
submesh_polyedge = [match_mesh_to_submesh[old_vkeys_to_new_vkeys[vkey]] if vkey in old_vkeys_to_new_vkeys else vkey for vkey in polyedge]