ORTHO & POLARTRACKING
· F8 (Ortho) - Locks the movement of cursor in horizontal or vertical. ortho is used for draw the line at horizontal and vertical. it is very useful for when you are working on two dimension X and Y axis. · F10 (Polar Tracking) - Guides the cursor movement in any perticular angle. Polartracking is very usefull when you are working on perticular angle like 30,60,50, at any angle enter in the settings then you can work easily work. *Note- you can not work with both command at same time. because ortho is used for only 0,90,180,270,360 which shows that only two direction X and Y axis. where as polartracking work with any angle. which shows that you can work with X,Y and Z all direction.