HW 03
Press [space] to launch the arm
Press [↑] and [↓] to zoom out and in. And Press [←] and [→] to move the arm side to side
Press [+] and [-] to increase and decrease arm length
Press [X] and [x] to rotate back and forth around X axis
Press [YC] and [yc] to rotate back and forth around Y axis
Press [Z] and [z] to rotate back and forth around Z axis
Press [Tt] to toggle transparency
Press [Ww] to toggle wires(edges)
Press [Ll] to toggle vertex labels
Press [Rr] to return to default state