operators.py 文件源码

def execute(self, context):
        obj = context.object
        me = bmesh.from_edit_mesh(obj.data)
        uv_layer = me.loops.layers.uv.active
        clear = False
        for f in me.faces:
            for l in f.loops:
                uv = l[uv_layer]
                if uv.select and uv.pin_uv:
                    print(uv.uv, uv.pin_uv)
                    clear = True
                    break
            if clear:
                break

        print("pining", clear)
        bmesh.update_edit_mesh(obj.data)
        bpy.ops.uv.pin(clear = clear)
        return {'FINISHED'}