Unity Engine documentationScript ReferenceUnityEngineTrailRenderernumPositionsGet the number of line segments in the trail.阅读时间1 分钟最后更新于 1 个月前Definition Type: Property Namespace: UnityEngine Assembly: UnityEngine.CoreModule 警告Deprecated. Use positionCount insteadUpgrade to TrailRenderer.positionCount public int numPositions { get; }