Lecture 13: Global Illumination & Path Tracing (114)
Gabe-Mitnick
Alternatively, if all the objects in our scene have volume (i.e. no perfectly flat shapes), could we label the "outside" and "inside" faces of every surface, and only count intersections where the ray is pointing from inside to outside, and ignore intersections that go outside to inside?
Alternatively, if all the objects in our scene have volume (i.e. no perfectly flat shapes), could we label the "outside" and "inside" faces of every surface, and only count intersections where the ray is pointing from inside to outside, and ignore intersections that go outside to inside?