Raytracing in C++

After spending 2 week-ends following the excellent book https://raytracing.github.io/books/RayTracingInOneWeekend.html , I managed to get my first image rendered out. Learn out along the way, about C++ and also about how a renderer works behind the hood.

Next steps will be to add multithreading, as it's running quite slow for now and maybe after making it running in an openGL window