Ray Tracing Revisited The reflected intensity (or color) at a surface point is computed by: –Local reflection model (no interaction with other objects): ambient, diffuse, and specular. –Global model: perfect reflection and refraction. What if we spawn many reflected rays?
![On real-time ray tracing Ville Rahikainenits own – stochastic or distributed ray tracing [Glassner, 1989a]. In addition to anti-aliasing, distributed ray tracing also creates a more](https://img.pdfslide.us/doc/110x75/5f419cd1816fbf313317ce45/on-real-time-ray-tracing-ville-rahikainen-its-own-a-stochastic-or-distributed.jpg)
