gorays

Go based Raytracer inspired from:

• http://www.cs.utah.edu/~aek/code/card.cpp
• http://fabiensanglard.net/rayTracing_back_of_business_card/index.php

The C++ version (ref/rays.cpp) is optimized and mutli-threaded.

List of all Go optimizations applied: https://kidoman.com/programming/go-getter.html Second run with C++ optimized: https://kidoman.com/programming/go-getter-part-2.html

How to use

Go version

• go get -u github.com/kid0m4n/gorays
• time gorays > gorays.ppm
• open gorays.ppm (helps to have Gimp installed)

C++ version

• c++ -std=c++11 -O3 -pthread -o crays ref/rays.cpp
• time ./crays > crays.ppm
• open crays.ppm