Thinking about it, Pixar still have several other important patents that are important to the VFX industry - the main one being stochastic sampling for motion blur.
Arnold and VRay use this and Shake (compositor) had it as well. Interestingly, I heard a story from an ex-Nothing Real employee where Pixar were going to sue Nothing Real over it, but then Apple bought Shake and the issue went away :)
Arnold and VRay use this and Shake (compositor) had it as well. Interestingly, I heard a story from an ex-Nothing Real employee where Pixar were going to sue Nothing Real over it, but then Apple bought Shake and the issue went away :)