Ray tracer TRACE42

Trace42 has turned into it's last phase - my diploma work. Here it is.

First some lens flares improvement. 16:9 screen with hexagonal lens reflections.

	And now set of some basic materials.
Simple plastic	Stone	Wood
Gold	Silver	Brass
	Marble

Glass

More complex scene (with DOF)

Simple exponential fog

Iterated fog (allows shadow computing)

Linear light source

Planar light source