Assignment #4
Jonathan Hall


Ashikhmin-Shirley BRDF
    A-S implemented with uniform sampling and direct lighting on all surfaces

Cornell Box
    Red and Green walls replaced with A-S materials with nu=10 and nv=1,000

100 samples
600 samples
4,000 samples
A-S Example 100 samples
A-S Example 600 samples
A-S Example 4000 samples

          Sphere in a Crucible
             A white sphere in a uniformly white room.  10,000 samples

          .