edit_mesh.py 文件源码

def collapse_short_edges(bm,obj,threshold=1.0):
    ### collapse short edges
    edges_len_average = 0
    edges_count = 0
    shortest_edge = 10000
    for edge in bm.edges:
        if True:
            edges_count += 1
            length = edge.calc_length()
            edges_len_average += length
            if length < shortest_edge:
                shortest_edge = length
    edges_len_average = edges_len_average/edges_count

    verts = []
    for vert in bm.verts:
        if not vert.is_boundary:
            verts.append(vert)
    bmesh.update_edit_mesh(obj.data)

    bmesh.ops.remove_doubles(bm,verts=verts,dist=edges_len_average*threshold)

    bmesh.update_edit_mesh(obj.data)