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Next step (later) would be to properly use them other than group to lower the number of intersection calculation per ray.
DoRayMe
A Quick and dirty raytracer.
This raytracer is made following the book "The Ray Tracer Challenge" by Jamis Buck.
It is writen in C++ with no STL and use LodePNG to output PNG file.
Examples outputs
From chapter 05 - Sphere intersections:
From Chapter 06 - Phong shading:
From Chapter 07 - World / Camera / Scenes:
From Chapter 08 - Shadows:
From Chapter 09 - Planes:
From Chapter 10 - Patterns:
From Chapter 11 - Reflections, Transparency & Refractions
From Chapter 12 - Cubes:
From Chapter 13 - Cylinders:
Bonus:
