# Moonshine **A spectral path tracer built with Zig + Vulkan**

[![A bathroom scene rendered with moonshine](https://repository-images.githubusercontent.com/378788480/b9ad3836-4558-43f6-82ed-6668d99399b4)](https://blendswap.com/blend/12584) *Salle de bain by nacimus, rendered with Moonshine* ### Features * Binaries * offline -- a headless offline renderer * online -- a real-time windowed renderer * hydra -- a hydra render delegate * Light Transport * Full spectral path tracing with an arbitrary output color space * Direct light sampling with multiple importance sampling for all lights and materials * Lights * 360° environment maps * Sampled via [hierarchical warping](https://pharr.org/matt/blog/2019/06/05/visualizing-env-light-warpings) * Emissive meshes * Sampled according to power via 1D [hierarchical warping](https://pharr.org/matt/blog/2019/06/05/visualizing-env-light-warpings) * Materials * Standard PBR with metallic + roughness * Mirror * Glass with dispersion * Homogeneous volumes ### Dependencies #### Build * zig (see version [in build.zig.zon](build.zig.zon)) * DirectXShaderCompiler * For the online (real-time) renderer: * For Linux (Ubuntu, similar on others): `wayland-protocols` `libwayland-dev` `libxkbcommon-dev` #### Run * A GPU supporting Vulkan ray tracing ### License This project is licensed under the AGPL.