You can also move these points by dragging them around. Once you have at least two points defined NetRadiant will preview the cutted brush.
The infinitely long line (red in 2D panes, white in the 3D view) show the cutting plane's normal. By pressing `Enter` the selected brushes will be cut,
removing all the parts on the side of the normal. If you want to keep both sides, you can press `Shift+Enter` instead.
You can also move these points by dragging them around. Once you have at least two points defined NetRadiant will preview the cutted brush.
The infinitely long line (red in 2D panes, white in the 3D view) show the cutting plane's normal. By pressing `Enter` the selected brushes will be cut,
removing all the parts on the side of the normal. If you want to keep both sides, you can press `Shift+Enter` instead.