Things to do:
- one moving object (move + rotation)
- several fixed objects
- smooth fixed object - bezier surface with animation
- stationary observing the scene camera
- stationary tracking a moving object camera
- associated with a moving object camera
- free camera
- fixed shading
- gouraud shading
- phong shading
- two reflectors on a moving object
- manually change relative direction of reflectors
- two fixed light sources
- fog
- night/day
- fading of light with distance