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Fix #3578. Support querying surface styles in tools like IfcCSV.

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This commit is contained in:
Dion Moult
2023-08-14 11:55:15 +10:00
parent 8bf55ab46c
commit ed4abacd1e
3 changed files with 100 additions and 0 deletions
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src/ifcopenshell-python/test/util/test_element.py
+47
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@@ -386,6 +386,53 @@ class TestGetMaterial(test.bootstrap.IFC4):
assert subject.get_material(element, should_inherit=False) is None
class TestGetMaterials(test.bootstrap.IFC4):
def test_getting_the_materials_of_a_product(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
material = ifcopenshell.api.run("material.add_material", self.file)
ifcopenshell.api.run("material.assign_material", self.file, product=element, material=material)
assert subject.get_materials(element) == [material]
class TestGetStyles(test.bootstrap.IFC4):
def test_getting_the_styles_of_a_product(self):
ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcProject")
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
assert subject.get_styles(element) == []
model = ifcopenshell.api.run("context.add_context", self.file, context_type="Model")
body = ifcopenshell.api.run("context.add_context", self.file,
context_type="Model", context_identifier="Body", target_view="MODEL_VIEW", parent=model)
material = ifcopenshell.api.run("material.add_material", self.file)
ifcopenshell.api.run("material.assign_material", self.file, product=element, material=material)
style = ifcopenshell.api.run("style.add_style", self.file)
ifcopenshell.api.run("style.add_surface_style", self.file,
style=style, ifc_class="IfcSurfaceStyleShading", attributes={
"SurfaceColour": { "Name": None, "Red": 1.0, "Green": 0.8, "Blue": 0.8 },
"Transparency": 0., # 0 is opaque, 1 is transparent
})
ifcopenshell.api.run("style.assign_material_style", self.file, material=material, style=style, context=body)
assert subject.get_styles(element) == [style]
style2 = ifcopenshell.api.run("style.add_style", self.file)
ifcopenshell.api.run("style.add_surface_style", self.file,
style=style2, ifc_class="IfcSurfaceStyleShading", attributes={
"SurfaceColour": { "Name": None, "Red": 1.0, "Green": 0.8, "Blue": 0.8 },
"Transparency": 0., # 0 is opaque, 1 is transparent
})
representation = ifcopenshell.api.run("geometry.add_wall_representation", self.file,
context=body, length=5, height=3, thickness=0.118)
ifcopenshell.api.run("geometry.assign_representation", self.file, product=element, representation=representation)
ifcopenshell.api.run("style.assign_representation_styles", self.file, shape_representation=representation, styles=[style2])
assert subject.get_styles(element) == [style, style2]
class TestGetElementsByMaterial(test.bootstrap.IFC4):
def test_getting_elements_of_a_material(self):
element = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")