idTech4.Renderer.idRenderWorld.FloodConnectedAreas C# (CSharp) Method

		private void FloodConnectedAreas(PortalArea area, int portalAttributeIndex)
		{
			if(area.ConnectedAreaNumber[portalAttributeIndex] == _connectedAreaNumber)
			{
				return;
			}

			area.ConnectedAreaNumber[portalAttributeIndex] = _connectedAreaNumber;

			for(Portal p = area.Portals; p != null; p = p.Next)
			{
				if((p.DoublePortal.BlockingBits & ((PortalConnection) (1 << portalAttributeIndex))) == 0)
				{
					FloodConnectedAreas(_portalAreas[p.IntoArea], portalAttributeIndex);
				}
			}
		}