Physically Based Rendering: From Theory to Implementation is online, with plans for annual updates supported by https://www.patreon.com/pbrbook/
Matt Pharr, Wenzel Jakob, and Greg Humphreys are creating Physically Based Rendering, online | Patreon
Become a patron of Matt Pharr, Wenzel Jakob, and Greg Humphreys today: Read posts by Matt Pharr, Wenzel Jakob, and Greg Humphreys and get access to exclusive content and experiences on the world’s largest membership platform for artists and creators.