[C++/OpenGL] Flux: Physically Based Rendering Engine

A Real-Time Physically-based Rendering Engine written in C++ and OpenGL. It currently implements:

- Cook-Torrance BRDF
- Irradiance mapping
- Prefiltered environment maps + BRDFintegration map
- Normal mapping
- Skybox
- FXAA
- Gamma Correction
- HDR
- Tone mapping

It's development was started December 2016. Gun model courtesy of Andrew Maximov.