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@@ -132,6 +132,7 @@ class ThreeMFReader(MeshReader):
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vertices = numpy.resize(data, (int(data.size / 3), 3))
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mesh_builder.setVertices(vertices)
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mesh_builder.calculateNormals(fast=True)
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+ mesh_builder.setMeshId(node_id)
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if file_name:
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# The filename is used to give the user the option to reload the file if it is changed on disk
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# It is only set for the root node of the 3mf file
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