It's a stochastic process and it needs many samples per bounce. Basically, unles...

jpambrun on Sept 16, 2018 | parent | context | favorite | on: The Nvidia Turing GPU Architecture Deep Dive: Prel...

It's a stochastic process and it needs many samples per bounce. Basically, unless the surfaces are perfect mirrors, each angle of reflection is a probability function. Look for Monte Carlo methods for more information.