33 lines
1.1 KiB
Python
33 lines
1.1 KiB
Python
"""
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export a city from trimesh into Triangular format (obj or stl)
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SPDX - License - Identifier: LGPL - 3.0 - or -later
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Copyright © 2022 Concordia CERC group
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Project Coder Guille Gutierrez guillermo.gutierrezmorote@concordia.ca
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"""
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from pathlib import Path
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from trimesh import Trimesh
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class Triangular:
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"""
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Superclass to export to triangular format (STL or OBJ)
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"""
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def __init__(self, city, path, triangular_format, write_mode='w'):
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self._city = city
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self._path = path
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self._triangular_format = triangular_format
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self._write_mode = write_mode
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self._export()
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def _export(self):
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if self._city.name is None:
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self._city.name = 'unknown_city'
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file_name = self._city.name + '.' + self._triangular_format
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file_path = (Path(self._path).resolve() / file_name).resolve()
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trimesh = Trimesh()
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for building in self._city.buildings:
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trimesh = trimesh.union(building.simplified_polyhedron.trimesh)
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with open(file_path, self._write_mode, encoding='utf-8') as file:
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file.write(trimesh.export(file_type=self._triangular_format))
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