Project 3: Oliver Hendrych

[hendrych-upenn]

Repo Link

https://github.com/hendrych-upenn/Project3-CUDA-Path-Tracer/tree/main

Core Features Completed

• Shading kernel with BSDF evaluation (diffuse, perfect specular surfaces)
• Stream compacted path termination
• Sorting by material type
• Stochastic sampled antialiasing

Extended Features Completed

• Visual Improvements
  • 6️⃣ (Combined with Arbitrary Mesh Loading) Texture Mapping and Bump Mapping
    • File-loaded color and normal textures
    • Perlin noise procedural textures available (via macro)
• Mesh Improvements
  • 4️⃣ Arbitrary Mesh Loading and Rendering
    • tinygltf to load glTF 2.0 files
    • toggleable boudning volume intersection culling (via macro)
• Performance Improvements
  • ...
• Other Improvements
  • ....

Other Features and Details

CMake Change:

set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} --expt-relaxed-constexpr")

Originally added to allow the use of std::array indexing, but moved away from std::array in the end. Might not be necessary.

README Completion Checklist

• Cover image in readme does not use Cornell Box
• Descriptions, screenshots, debug images, side-by-side comparisons of features implemented
• Analysis
• Scenes and meshes included or linked
• Third-party library changes or compilation changes documented
• Bloopers (optional)

Late Days Used

4 Late Days for Code

Project feedback