Catnip Renderer

Catnip is a physically-based real-time Vulkan renderer built from scratch. It focuses on a modern, deferred rendering pipeline implemented entirely with Vulkan.

Vulkan C++ GLSL STB Image Assimp Renderdoc NVIDIA Nsight

See on GitHub

Features

Deferred Rendering & Lighting

Non-forward Deferred Rendering Pipeline with a Depth Prepass.
Physically Based Lighting (PBR) using the Cook-Torrance BRDF, including texture-driven materials.
Support for Point and Directional Lights, measured in physically-based units (lumens, lux).
Directional Light Shadows using a shadow map.
Image Based Lighting (IBL) for Diffuse Irradiance only using HDR images.

Post-Processing

Tone Mapping (Reinhard and Uncharted 2 operators).
Exposure Control driven by simulated physical camera settings.

Hover to view the render passes!