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Will download and use pixi package manager.\n\nhttps://github.com/user-attachments/assets/c3ff490b-e0d4-47cc-953b-a2236673e8bf\n\n# ComfyUI-LiTo\n\nComfyUI wrapper for [LiTo](https://apple.github.io/ml-lito/) (Surface Light Field Tokenization), Apple Research's image-to-3D Gaussian Splat generator from ICLR 2026.\n\nSingle RGBA image → 3D Gaussians (~524K splats) capturing geometry + view-dependent appearance (specular highlights, Fresnel reflections). ~4.7s on H100 after compilation.\n\n## Nodes\n\n| Node | Description |\n|------|-------------|\n| **(Down)Load LiTo Model** | Downloads `lito_dit_rgba.ckpt` (~3GB) from Apple CDN to `ComfyUI/models/lito/` |\n| **LiTo Preprocess Image** | Background removal (rembg) + crop/pad to 518×518 RGBA |\n| **LiTo Image to 3D** | DiT flow-matching sampling + Gaussian decoding |\n| **LiTo Export PLY** | Save Gaussians to standard PLY |\n| **LiTo Preview Point Cloud** | Browser-based 3D preview |\n\n## Workflow\n\n```\nLoadImage → LiToPreprocess → LiToImageTo3D → LiToExportPLY → LiToPreviewPointCloud\n                                  ↑\n                            LiToLoadModel\n```\n\n## Installation\n\nThis pack uses [comfy-env](https://github.com/PozzettiAndrea/comfy-env) for process isolation — LiTo's heavy dependencies (pytorch3d, gsplat, nvdiffrast, flash_attn, spconv, xformers) run in their own subprocess environment, separate from ComfyUI's host Python.\n\nCUDA wheels resolved automatically from [cuda-wheels](https://pozzettiandrea.github.io/cuda-wheels).\n\n## License\n\nThe wrapper code follows Apple's [LICENSE](./LICENSE). The model weights are governed by [LICENSE_MODEL](./LICENSE_MODEL) (Apple ML Research model license — non-commercial research use).\n\n## Credits\n\n- [LiTo](https://github.com/apple/ml-lito) by Jen-Hao Rick Chang, Xiaoming Zhao, Dorian Chan, Oncel Tuzel (Apple, ICLR 2026)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2FPozzettiAndrea%2FComfyUI-LiTo","html_url":"https://awesome.ecosyste.ms/projects/github.com%2FPozzettiAndrea%2FComfyUI-LiTo","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2FPozzettiAndrea%2FComfyUI-LiTo/lists"}