mesh_maze.py 文件源码

def generate_maze(bm, maze_params):
    """
    generate the maze on the bm bmesh
    """
    bm.verts.ensure_lookup_table()
    bm.edges.ensure_lookup_table()
    sel_geom, inner_edges = get_inner_edges(bm, maze_params['boundary_type'])
    if maze_params['maze_update']:
        all_edges = sorted(bm.edges, key=lambda edge: edge.index)
        full_mesh = inner_edges == all_edges
        random.seed(maze_params['rseed'])
        maze_path, maze_verts = recursive_back_tracker_maze(inner_edges, full_mesh)
        if maze_params['braid'] > 0.0:
            maze_path = do_braid(maze_path, maze_verts, maze_params['braid'])

        link_centers, vert_centers = get_maze_centers(maze_path, maze_verts)
    else:
        link_centers = maze_params['link_centers']
        vert_centers = maze_params['vert_centers']

    bevel_extrude(bm, sel_geom, maze_params, link_centers, vert_centers)
    return bm, link_centers, vert_centers