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Re:Scratchapixel 4.0, Learn Computer Graphics Programming by meindnoch on Monday June 10, 2024 @11:31AM (#40634647)
What do you mean lanterns and torches?

On the macroscopic scale, light rays can be replaced with vision rays, and everything works out the same. That's how ray tracing works. People thought eyes were doing ray tracing.

Re:Scratchapixel 4.0, Learn Computer Graphics Programming by Keyframe on Monday June 10, 2024 @11:45AM (#40634804)
That's how we still do (simulation of) ray tracing (Whitted).
Re:Scratchapixel 4.0, Learn Computer Graphics Programming by _a_a_a_ on Monday June 10, 2024 @01:24PM (#40635846)
What do you think he means? It's a good question.