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Show HN: Ray Tracing in One Weekend v4.0.0
— The Book Series Getting the Books The Ray Tracing in One Weekend series of books are available to the public for free online. They are released under the CC0 license.
(While that also frees you from the requirement of providing attribution, it would help the overall project if you could point back to this web site as a service to other users.) When you are done, you should be ready to start messing with the many serious commercial ray tracers underlying the movie and product-design industries. If you have a suggestion or believe you've found an error, please check these issues first (including closed ones) to ensure that it hasn't already been reported.
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