UnityEditor.OcclusionCullingWindow.OnBecameVisible C# (CSharp) Method

        private void OnBecameVisible()
        {
            if (!s_IsVisible)
            {
                s_IsVisible = true;
                SceneView.onSceneGUIDelegate = (SceneView.OnSceneFunc) Delegate.Combine(SceneView.onSceneGUIDelegate, new SceneView.OnSceneFunc(this.OnSceneViewGUI));
                StaticOcclusionCullingVisualization.showOcclusionCulling = true;
                SceneView.RepaintAll();
            }
        }