private void SetShowVolumePreVis()
{
StaticOcclusionCullingVisualization.showPreVisualization = true;
if (this.m_Mode == Mode.Visualization)
{
this.m_Mode = Mode.AreaSettings;
}
if (ms_OcclusionCullingWindow != null)
{
ms_OcclusionCullingWindow.Repaint();
}
SceneView.RepaintAll();
}