Path tracer written in C++

A simple rendering engine written in C++ that implements Monte Carlo Path Tracing technique.

Compatibility

Tested on linux ( ubuntu ) and mac osx.

Requirements ( linux )

Before building the project make sure you install OpenGL dev suite.

sudo apt-get install libglu1-mesa-dev freeglut3-dev mesa-common-dev

Building

From the root of the project, type this commands in order to build it.

mkdir build && cd build

cmake ..

make

Usage

From the building folder launch the program with the path of a scene for render it.

./path_tracer ../scenes/SCENE_NAME

The program outputs its render in the building folder as rendering.png

Credits

Special thanks to:

• Assimp for the models importer
• SOIL2 for the images importer
• Video Copilot for some 3D models that I make use of

Some sample renders

Cornell Box

Star Wars Cornell Box

Cook Torrance Roughness

Star Wars R2D2 and BB8 scene