SurfaceFollow.py 文件源码

def get_bmesh(ob='empty'):
    '''Returns a bmesh. Works either in edit or object mode.
    ob can be either an object or a mesh.'''
    obm = bmesh.new()
    if ob == 'empty':
        mesh = bpy.context.object.data
    if 'data' in dir(ob):
        mesh = ob.data
        if ob.mode == 'OBJECT':
            obm.from_mesh(mesh)
        elif ob.mode == 'EDIT':
            obm = bmesh.from_edit_mesh(mesh)    
    else:
        mesh = ob
        obm.from_mesh(mesh)
    return obm