Commit 7554c7f6 broke retract moves. Fix by making sure extrude_r is always a positive number. Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
Commit 7554c7f6 broke retract moves. Fix by making sure extrude_r is always a positive number. Signed-off-by: Kevin O'Connor <kevin@koconnor.net>