Some code from a very cool computer graphics class, mostly in Java.
Scaled Graphics
On a rotatable cube :)
Zip file: cube.zip
Raytracer
Of conic sections. The top banner was created with a later version of this program. The second shot below was produced as part of a class project; my contribution was to add Phong Shading and triangular meshes.
Zip file: raytrace2.zip
Z-Buffer
Combining 3-d objects.
Zip file: zbuffer2.zip