Once I tested lookup tables for a path tracer (ray tracer).
It is interesting that you can get very decent results even with low quality tables. Of course there will be artifacts but due to the randomness of a path tracer this is not always very noticeable.
It is interesting that you can get very decent results even with low quality tables. Of course there will be artifacts but due to the randomness of a path tracer this is not always very noticeable.