Unity Engine documentationScript ReferenceUnityEngineUnityEngine.LowLevelPhysics2DPhysicsComposerClearLayers()Remove all layers from the Physics Composer.阅读时间1 分钟最后更新于 22 天前Definition Type: Method Namespace: UnityEngine.LowLevelPhysics2D Assembly: UnityEngine.Physics2DModule public void ClearLayers()