Also what I was thinking of. Fabien Sanglard did a nice article[0] about a business card raytracer Andrew Kensler made awhile back, too (HN discussion[1]).
[0] https://fabiensanglard.net/rayTracing_back_of_business_card/
[1] https://news.ycombinator.com/item?id=6425714
Also what I was thinking of. Fabien Sanglard did a nice article[0] about a business card raytracer Andrew Kensler made awhile back, too (HN discussion[1]).
[0] https://fabiensanglard.net/rayTracing_back_of_business_card/
[1] https://news.ycombinator.com/item?id=6425714