arXiv:2509.20710cs.GRcs.CV2025-09被引 2

自动生成符合艺术家标准的高质量UV展开图。

ArtUV: Artist-style UV Unwrapping

  • 分两阶段:先预测语义切割缝,再用自编码器优化成艺术风格UV。
  • 相比传统方法减少碎片化,提升空间利用率与语义一致性。
  • 适合需要快速生成专业级UV的地图编辑人员或渲染工具集成。

UV展开是计算机图形学中的关键任务,支撑渲染管线中的多种视觉编辑操作。然而现有方法存在耗时、碎片化、缺乏语义性及不规则UV岛等问题,限制了实际应用。艺术家风格的UV图不仅需满足无重叠、畸变小等基本要求,还需具备清晰边界、高效空间利用和语义连贯性。我们提出ArtUV,一种全自动端到端的艺术家风格UV展开方法。该方法模拟专业绘制流程,分为两个阶段:表面接缝预测与艺术风格参数化。在接缝预测阶段,使用SeamGPT生成具有语义意义的切割缝;在参数化阶段,将基于优化方法获得的粗略UV与网格输入自编码器,精炼为艺术风格的UV图。本方法确保语义一致性和拓扑结构保留,使生成的UV图可直接用于2D编辑。我们在多个基准上评估ArtUV,结果表明其可作为专业渲染工具插件或独立系统,实现快速、高质量的UV生成。

原文摘要 · Abstract (English)

UV unwrapping is an essential task in computer graphics, enabling various visual editing operations in rendering pipelines. However, existing UV unwrapping methods struggle with time-consuming, fragmentation, lack of semanticity, and irregular UV islands, limiting their practical use. An artist-style UV map must not only satisfy fundamental criteria, such as overlap-free mapping and minimal distortion, but also uphold higher-level standards, including clean boundaries, efficient space utilization, and semantic coherence. We introduce ArtUV, a fully automated, end-to-end method for generating artist-style UV unwrapping. We simulates the professional UV mapping process by dividing it into two stages: surface seam prediction and artist-style UV parameterization. In the seam prediction stage, SeamGPT is used to generate semantically meaningful cutting seams. Then, in the parameterization stage, a rough UV obtained from an optimization-based method, along with the mesh, is fed into an Auto-Encoder, which refines it into an artist-style UV map. Our method ensures semantic consistency and preserves topological structure, making the UV map ready for 2D editing. We evaluate ArtUV across multiple benchmarks and show that it serves as a versatile solution, functioning seamlessly as either a plug-in for professional rendering tools or as a standalone system for rapid, high-quality UV generation.

UV展开图像生成自动化计算机图形

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