Unity Engine documentationScript ReferenceUnityEngineOcclusionPortalopenGets / sets the portal's open state.Read time 1 minuteLast updated 7 days agoDefinition Type: Property Namespace: UnityEngine Assembly: UnityEngine.CoreModule WarningDeprecated. Occlusion Portal is deprecated. Use GPU Occlusion Culling instead. #from(6000.7) public bool open { get; set; }