Introduction - If you have any usage issues, please Google them yourself
You can rotate the cube graphics, and background to the six-sided plus different texture mapping.
1. Set the interaction (keyboard and mouse settings)
1) Arrow keys: move freely up and down
2) w or W key: the cube frame/fill map
3) Spacebar: Press continues to rotate again stopped
4) Keypad+: cube rotation acceleration keypad-: cube rotation deceleration
5) the left mouse button: rotate freely rotating cube or cube
6) Right: zoom in or out the horizon
7) F1 key: Switch Window Mode/Full Screen Mode