- Ruben Visser (4081641)
- Jens Voortman (4081005)
- Ruben Bes (4227492)
- Diony Tadema (4219198)
- Aurél Bánsági (4251342)
- Tom Brunner (4217160)
- Rob van den Berg (4319427)
- l: Add Light
- m: Move last added light to the current Camera Position.
- s: Shoot a single ray.
- r: Perform the raytrace.
- (Numpad) 4: Select previous light.
- (Numpad) 6: Select next light.
- (Numpad) 2: Move selected light to current Camera Position.
- x: Remove the selected light from the scene.
- Esc: Exit the program
- The currently selected light is highlighted in red.
- There must always be at least one light in the scene.