Raytracer

A basic raytracer supporting diffuse, metal, and dielectric materials, textures, and Phong shading.

Features

• Materials
  • Diffuse
  • Metal
  • Dielectric
  • Phong
• Textures
  • Image textures
  • Perlin noise textures
  • Normal maps
• Import camera and objects from a file using Assimp (works best with .gltf files)
• Bounding volume hierarchy
• Multithreading

Example Renders

Random sphere scene from Ray Tracing in One Weekend

Cornell box with 600 samples per pixel

Imported owl model

Dielectric and diffuse materials

Build Instructions

Requires

• CMake 3.16.0
• C++17
• Assimp
  • Build/Install Instructions
• Boost Test (Set CMake option RT_BUILD_TESTS to OFF to disable testing)

Build

git clone https://github.com/mujpao/Raytracer.git
cd Raytracer
mkdir build
cd build
cmake ..
cmake --build .

Usage

See examples folder.

TODO

• Support different image formats
• Physically-based materials/lights
• Read lights from file
• Environment maps

Resources

• Ray Tracing in One Weekend Series
• edX Computer Graphics Course
• stb image libraries
• Scratchapixel
• Assimp
• Learn OpenGL