> How many rays were shot to create your last image? I'm just wondering> how fast the code actually has to be in order to get any feasible> results. So how many rays one wants to shoot per pixel to get bearable> noise.
AFAIK, this algorithm doesn't shoot rays per pixel, really. Just lots of
rays, and starting from the light.
Note it's not the common "backwards raytracing" like POV-Ray has. This
is forwards.
