+1 This book is excellent. Going through it w/ my daughter as a learning project now. I've worked on renderers in the games and vfx industries, and this is a ve

+1 This book is excellent. Going through it w/ my daughter as a learning project now. I've worked on renderers in the games and vfx industries, and this is a very satisfying and relatively easy introduction. Once finished, you can jump in to PBRT https://pbrt.org/ https://pbrt.org/ which has a new update coming out for rendering on gpu.