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