content: # Hunyuan 3D is licensed under the TENCENT HUNYUAN NON-COMMERCIAL LICENSE AGREEMENT
  # except for the third-party components listed below.
  # Hunyuan 3D does not impose any additional limitations beyond what is outlined
  # in the repsective licenses of these third-party components.
  # Users must comply with all terms and conditions of original licenses of these third-party
  # components and must ensure that the usage of the third party components adheres to
  # all relevant laws and regulations.
  
  # For avoidance of doubts, Hunyuan 3D means the large language models and
  # their software and algorithms, including trained model weights, parameters (including
  # optimizer states), machine-learning model code, inference-enabling code, training-enabling code,
  # fine-tuning enabling code and other elements of the foregoing made publicly available
  # by Tencent in accordance with TENCENT HUNYUAN COMMUNITY LICENSE AGREEMENT.
  
  import trimesh
  import xatlas
  
  
  def mesh_uv_wrap(mesh):
      if isinstance(mesh, trimesh.Scene):
          mesh = mesh.dump(concatenate=True)
  
      if len(mesh.faces) > 500000000:
          raise ValueError("The mesh has more than 500,000,000 faces, which is not supported.")
  
      vmapping, indices, uvs = xatlas.parametrize(mesh.vertices, mesh.faces)
  
      mesh.vertices = mesh.vertices[vmapping]
      mesh.faces = indices
      mesh.visual.uv = uvs
  
      return mesh
  