DIRT (DIRT Is A Raytracer)

DIRT is a raytracer written in C++ using OpenMP for parallelization.

Primitives supported by DIRT

Spheres
Planes
Triangles

Comparison of render times

The following comparison was performed on an Intel 3610QM quad core hyperthreaded processor running at 2.3GHz with a max turbo frequency of 3.3GHz and compilation flags of "-O3 -march=native" in gcc.
Single-threaded: 48.48s
Multi-threaded: 8.71s

Image Gallery

All files included in the below gallery were exported from DIRT in 12800 by 9600 resolution, then scaled to 1600 by 900 using GIMP.

Download here