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49 lines
1.9 KiB
Python
49 lines
1.9 KiB
Python
# Copyright (c) 2015 Ultimaker B.V.
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# Cura is released under the terms of the AGPLv3 or higher.
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from UM.Mesh.MeshReader import MeshReader
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from UM.Mesh.MeshData import MeshData
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from UM.Logger import Logger
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from UM.Math.Matrix import Matrix
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from UM.Math.Vector import Vector
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import os
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import struct
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import math
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from os import listdir
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import untangle
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import zipfile
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class ThreeMFReader(MeshReader):
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def __init__(self):
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super(ThreeMFReader, self).__init__()
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self._supported_extension = ".3mf"
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def read(self, file_name):
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extension = os.path.splitext(file_name)[1]
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if extension.lower() == self._supported_extension:
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mesh = MeshData()
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archive = zipfile.ZipFile(file_name, 'r')
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#print(archive.read("3D/3dmodel.model"))
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try:
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object = untangle.parse(archive.read("3D/3dmodel.model").decode("utf-8"))
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for object in object.model.resources.object:
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vertex_list = []
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for vertex in object.mesh.vertices.vertex:
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vertex_list.append([vertex['x'],vertex['y'],vertex['z']])
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mesh.reserveFaceCount(len(object.mesh.triangles.triangle))
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for triangle in object.mesh.triangles.triangle:
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v1 = int(triangle["v1"])
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v2 = int(triangle["v2"])
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v3 = int(triangle["v3"])
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mesh.addFace(vertex_list[v1][0],vertex_list[v1][1],vertex_list[v1][2],vertex_list[v2][0],vertex_list[v2][1],vertex_list[v2][2],vertex_list[v3][0],vertex_list[v3][1],vertex_list[v3][2])
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#if not mesh.hasNormals():
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mesh.calculateNormals()
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return mesh
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#object.mesh.vertices
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#object.mesh.triangles
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except Exception as e:
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print(e)
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