tinyrenderer

A small renderer for learning graphics APIs and rendering techniques.

Features

• PBR materials
• OBJ, glTF and FBX loading
• Directional light with shadow mapping
• MSAA
• Free and orbit cameras
• ImGui controls

Dependencies

• CMake 4.3.1+
• MinGW-w64
• Vulkan 1.3 SDK
• vcpkg with VCPKG_ROOT set
• Slang compiler (slangc) in PATH
• GLFW
• GLM
• ImGui
• fmt
• stb
• rapidobj
• fastgltf
• ufbx (included in the repository)

Build

Debug:

cmake --preset windows-debug
cmake --build --preset win-debug

Release:

cmake --preset windows-release
cmake --build --preset win-release

Executables are written to build/win-debug and build/win-release.

Controls

• Hold right mouse button to look around
• WASD to move
• Q / E to move down and up
• Hold Shift to move faster
• F3 to toggle the UI

TODO

• Utility
  • Screenshot Export
  • Drag-and-drop model loading
  • File Associations
  • Recent files
  • GPU and CPU profiling
  • FPS and frame-time graph
  • VRAM and resource usage display
  • Debug views of internal buffers and images
  • Scene hierarchy
• Porting
  • Linux
  • Web
  • Android
• Rendering Backends
  • WebGPU
  • DirectX
• Rendering Techniques
  • Skybox Import
  • Procedural default skybox
  • Instanced Rendering
  • Image-based lighting
  • Cel-Shading
  • Surface Dithering
  • Point and spot lights
  • Imported scene lights
  • Animations
  • Cascaded shadow maps
  • HDR
  • GPU Skinning
  • GPU-driven rendering
  • OIT
  • Ray Tracing
• Post-processing
  • SSAO
  • Tonemapping
  • Color grading
  • Vignette
  • Film grain
  • Chromatic aberration
  • Bloom
  • Outline
  • ASCII
  • 3D Pixel Art
  • Depth of field
  • Motion blur
  • Fog
  • Custom runtime fullscreen effects