Unity Engine documentationScript ReferenceUnityEngineUnityEngine.LowLevelPhysics2DPhysicsShapePhysicsShape.SurfaceMaterial.MixingModeAverageThe average of both surface values.阅读时间1 分钟最后更新于 1 个月前Definition Type: Field Namespace: UnityEngine.LowLevelPhysics2D Assembly: UnityEngine.Physics2DModule Average = 0