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Fix bug in TessellateElements patch recipe where sometimes the patch would run forever.

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Dion Moult
2023-12-06 14:16:18 +11:00
parent 530260ebe7
commit 2b34dc4ce7
1 changed files with 14 additions and 7 deletions
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src/ifcpatch/ifcpatch/recipes/TessellateElements.py
+14 -7
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@@ -50,20 +50,27 @@ class Patcher:
context = ifcopenshell.util.representation.get_context(self.file, "Model", "Body", "MODEL_VIEW")
elements = ifcopenshell.util.selector.filter_elements(self.file, self.query)
settings = ifcopenshell.geom.settings()
settings.set(settings.STRICT_TOLERANCE, True)
settings.set_context_ids([context.id()])
iterator = ifcopenshell.geom.iterator(settings, self.file, multiprocessing.cpu_count(), include=elements)
replacements = {}
if iterator.initialize():
while True:
shape = iterator.get()
element = self.file.by_guid(shape.guid)
v = [[x.tolist() for x in ifcopenshell.util.shape.get_vertices(shape.geometry)]]
f = [ifcopenshell.util.shape.get_faces(shape.geometry)]
mesh = ifcopenshell.api.run(
"geometry.add_mesh_representation", self.file, context=context, vertices=v, faces=f
)
representations = element.Representation.Representations
representations = [r for r in representations if r.ContextOfItems != context]
representations.append(mesh)
element.Representation.Representations = representations
replacements[element] = (v, f)
if not iterator.next():
break
# Do the replacements outside the iterator to prevent messing up iterator state.
for element, geometry in replacements.items():
v, f = geometry
mesh = ifcopenshell.api.run(
"geometry.add_mesh_representation", self.file, context=context, vertices=v, faces=f
)
representations = element.Representation.Representations
representations = [r for r in representations if r.ContextOfItems != context]
representations.append(mesh)
element.Representation.Representations = representations