0: View 1: Koch 2: Sierpinski 3: Cube 4: chaise longue 5: Shuttle 6: Spot 7: Diffuse Light 8: Rotating cubes 9: Sphere LEFT: previous object RIGHT: next object T: trace light I: cycle iterations ,: cycle colors backwards .: cycle colors forwards G: cycle render mode H: show/hide object N: show/hide normals M: cycle delta angles A: move left D: move right W: move forward S: move backward UP: move up DOWN: move down Q: rotate around z axis E: rotate around z axis F: rotate around x axis C: rotate around x axis V: rotate around y axis B: rotate around y axis X: grow object Y: shrink object Z: fog