Physically-Based Rendering

When I want to test my intersection code, for example when I break the KD-tree (oops), I usually switch to ASCII mode.

The Stanford bunny in all its binary glory:

................
................
...........**...
........*****...
.....*****......
....*****.......
...******.......
....*****.......
....******......
....*******.....
....*******.....
....*******.....
....******......
....******......
................
................

Note that this render is unbiased :-p