quineFXChristopher Quine
04 / 07
Creative Technologist

Open-Source 3D PBR

One photo in, a textured 3D model out

Open-Source 3D PBR
Role
Creative Technologist
Year
—
Media
12 pieces
Stack
  • TRELLIS
  • SAM 3D
  • Hunyuan3D
  • ComfyUI
  • Gradio
  • Blender
  • Unreal Engine

Context

R&D into how far open-source image-to-3D has come: can a single still image become a mesh with usable PBR textures?

The challenge

Everything had to run locally on one RTX 4090. And a mesh that looks good in a viewer isn't the same as one you can light, stage and animate.

How it was built

Custom ComfyUI and Gradio setups for each model. The output meshes went into Blender and Unreal to see how they held up under real lighting, side by side, textured and untextured.

What surprised me

Mesh and texture quality were well past what I expected from a single image.

Outcome

Textured 3D models from single stills, staged and lit in Blender and Unreal. Getting output clean enough for animation was the hardest part.

Why it belongs here

Going from one image to a lit, real-time asset is a big shortcut for a small team building worlds.

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