Zeltner Sheen BSDF
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@redartengineer is already working on this.
Since Oct 7, 2026.
Assessment
This issue has not been assessed yet.
Description
Implement Zeltner Sheen as a BSDF in moonray/lib/rendering/shading
- Create a parameterized struct in lib/rendering/shading/BsdfComponent.{h, cc}
- Implement the BSDF within a new subfolder of lib/rendering/shading/bsdf
- Modify lib/rendering/shading/BsdfBuilder to accept the struct and instantiate the BSDF
- Create a Fresnel and LobeAttenuator to handle energy conservation for underlying lobes
- Repeat above for ISPC
- Dominant language
- CMake
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- Merged PRs (30d)
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
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