Use the mouse to control the rifle. Click to shoot. Press space to edit rifle. Press R to randomize. Go into the editor to see your code, press E to enter a code. Note: you can edit the gun while a preset is selected. -==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==- If this isn't fast enough, or you want it to be HD, try http://phosphorus.github.io/#66686312