Purpose
To activate the left branch of the currently active node of the CSG tree.
Usage
Click the left button, or use the keyboard shortcut l to activate the node.
Comments
Only the part of the tree that forms the left branch of the currently active node will remain active. Visually this is represented by the right branch becoming inactive. After reaching a single solid in the tree, pressing left will no longer have an effect.
See also
up, right, view tree, u, l and r keyboard shortcuts.
