Photorealism2

Full-Spectral Physically Based Renderer with GUI.

Features

• Physically Based Rendering
• Spectral Rendering
• Realistic Camera Model
• Path Tracing
• Multi Importance Sampling
• OBVH Intersector
• Embree Intersector

Requirements

• CMake(>= 3.12)
• Intel Open Image Denoise
• Embree(>= 3.0)

Setup Externals

git submodule update --init

Configure CMake

If you use manually installed Intel Open Image Denoise and Embree, you need to set OpenImageDenoise_DIR and embree_DIR to path of manually installed libraries.

Below is an example.

cmake -Dembree_DIR=/opt/embree -DOpenImageDenoise_DIR=/opt/oidn/lib/cmake/OpenImageDenoise ..

Build

mkdir build
cd build
cmake ..
cmake --build .

Externals

• GLFW3 - Zlib License.
• Dear ImGui - MIT License.
• Embree(3.6.1)
• Intel Open Image Denoise
• stb - Public Domain License.
• ThreadPool - Zlib License.
• tinyexr - 3-clause BSD License.
• tinyobjloader - MIT License.
• HosekWilkie Sky Model - 3-clause BSD License.