This book is a collection of articles focused on ray tracing techniques for serious practitioners. Like other “gems” books, it focuses on subjects commonly considered too advanced for introductory texts, yet rarely addressed by research papers.

The electronic version of this books is free to download, and can be shared under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. We link to two versions:

The book is available for free on Google Play and Kindle (UK KindleGermany Kindle).

The book has a code repository and errata page.

To order the hardback edition you can visit Apress or Amazon. This version is expected to be available in mid- to late May.

This book is not focused on the basics, as there are many wonderful books on ray tracing, including a few that are free. We have also collected together some ray tracing resources.

The talk at GDC 2019 running through the book’s contents is viewable for free here.