Fix the bug about the direction of Normal.

mmp / pbrt-v3

Source code for pbrt, the renderer described in the third edition of "Physically Based Rendering: From Theory To Implementation", by Matt Pharr, Wenzel Jakob, and Greg Humphreys.

http://pbrt.org

BSD 2-Clause "Simplified" License

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Fix the bug about the direction of Normal. #67

Open nothinglo opened 8 years ago

nothinglo commented 8 years ago

I have tested. It seems wrong direction of the triangle normal.