Hunyuan3D 2.5: Towards High-Fidelity 3D Assets Generation with Ultimate Details
Zeqiang Lai, Yunfei Zhao, Haolin Liu, Zibo Zhao, Qingxiang Lin, Huiwen Shi, Xianghui Yang, Mingxin Yang, Shuhui Yang, Yifei Feng, Sheng Zhang, Xin Huang, Di Luo, Fan Yang, Fang Yang, Lifu Wang, Sicong Liu, Yixuan Tang, Yulin Cai, Zebin He, Tian Liu, Yuhong Liu
2025-06-23
Summary
This paper talks about Hunyuan3D 2.5, a set of advanced 3D diffusion models that generate highly detailed 3D shapes and textures using a special LATTICE model and a rendering technique that simulates how light interacts with surfaces from multiple views.
What's the problem?
The problem is that creating 3D models with both accurate shapes and realistic textures is very hard because geometry and texture are usually generated separately, making them look inconsistent or lacking detail.
What's the solution?
The researchers introduced a new unified approach where they use a 2.5D representation called LATTICE to combine shape and texture generation. They also use physical-based rendering to create realistic lighting effects by looking at the object from different angles. This method improves the quality and detail of 3D assets.
Why it matters?
This matters because better 3D models with realistic textures are important for video games, movies, virtual reality, and design, making digital content look more lifelike and immersive.
Abstract
Hunyuan3D 2.5, a suite of 3D diffusion models, advances shape and texture generation with a new LATTICE model and physical-based rendering in a multi-view architecture.