def store_delete(self, element):
inverses = {}
if self.is_batched:
if element.id() not in self.batch_delete_ids:
self.batch_inverses.append(self.get_element_inverses(element))
self.batch_delete_ids.add(element.id())
else:
inverses = self.get_element_inverses(element)
self.operations.append({
"action": "delete",
"inverses": inverses,
"value": self.serialise_entity_instance(element)
})
def regenerate_profile_usage(usecase_path, ifc_file, settings):
elements = []
if ifc_file.schema == "IFC2X3":
for rel in ifc_file.get_inverse(settings["usage"]):
if not rel.is_a("IfcRelAssociatesMaterial"):
continue
for element in rel.RelatedObjects:
elements.append(element)
else:
for rel in settings["usage"].AssociatedTo:
for element in rel.RelatedObjects:
elements.append(element)
for element in elements:
obj = IfcStore.get_element(element.id())
if not obj:
continue
representation = ifcopenshell.util.representation.get_representation(
element, "Model", "Body", "MODEL_VIEW")
if representation:
blenderbim.core.geometry.switch_representation(
tool.Geometry,
obj=obj,
representation=representation,
should_reload=True,
enable_dynamic_voids=True,
is_global=True,
should_sync_changes_first=False,
)
def patch(self):
deleted = []
hashes = {}
for element in self.file:
if element.is_a('IfcRoot'):
continue
h = hash(tuple(element))
if h in hashes:
for inverse in self.file.get_inverse(element):
ifcopenshell.util.element.replace_attribute(
inverse, element, hashes[h])
deleted.append(element.id())
else:
hashes[h] = element
deleted.sort()
deleted_q = deque(deleted)
new = ''
for line in self.file.wrapped_data.to_string().split('\n'):
try:
if int(line.split('=')[0][1:]) != deleted_q[0]:
new += (line + '\n')
else:
deleted_q.popleft()
except:
new += (line + '\n')
self.file = new
def change_thickness(self, element, thickness):
obj = IfcStore.get_element(element.id())
if not obj:
return
delta_thickness = (thickness * self.unit_scale) - obj.dimensions.y
if round(delta_thickness, 2) == 0:
return
bm = bmesh.new()
bm.from_mesh(obj.data)
bmesh.ops.dissolve_limit(bm,
angle_limit=pi / 180 * 1,
verts=bm.verts,
edges=bm.edges)
min_face, max_face = self.get_wall_end_faces(obj, bm)
verts_to_move = []
verts_to_move.extend(self.thicken_face(min_face, delta_thickness))
verts_to_move.extend(self.thicken_face(max_face, delta_thickness))
for vert_to_move in verts_to_move:
vert_to_move["vert"].co += vert_to_move["vector"]
bm.to_mesh(obj.data)
obj.data.update()
bm.free()
IfcStore.edited_objs.add(obj)
def store_create(self, element):
if element.id():
self.operations.append({
"action":
"create",
"value":
self.serialise_entity_instance(element)
})
def contexts(cls):
results = []
for element in tool.Ifc.get().by_type(
"IfcGeometricRepresentationContext", include_subtypes=False):
results.append((str(element.id()), element.ContextType
or "Unnamed", ""))
for element in tool.Ifc.get().by_type(
"IfcGeometricRepresentationSubContext",
include_subtypes=False):
results.append((
str(element.id()),
"{}/{}/{}".format(
element.ContextType or "Unnamed",
element.ContextIdentifier or "Unnamed",
element.TargetView or "Unnamed",
),
"",
))
return results
def change_thickness(self, element, thickness):
obj = IfcStore.get_element(element.id())
if not obj:
return
delta_thickness = (thickness * self.unit_scale) - obj.dimensions.z
if round(delta_thickness, 2) == 0:
return
modifier = ensure_solidify_modifier(obj)
modifier.thickness += delta_thickness
obj.location[2] -= delta_thickness
def store_edit(self, element, index, value):
self.operations.append({
"action":
"edit",
"id":
element.id(),
"index":
index,
"old":
self.serialise_value(element, element[index]),
"new":
self.serialise_value(element, value),
})
def test_creating_an_entity(self):
element = self.file.create_entity("IfcPerson")
assert element.is_a("IfcPerson")
element = self.file.create_entity("IfcPerson", "identification")
assert element.Identification == "identification"
element = self.file.create_entity("IfcPerson",
Identification="identification")
assert element.Identification == "identification"
element = self.file.create_entity("IfcPerson",
Identification="identification",
id=42)
assert element.id() == 42
element = self.file.createIfcPerson()
assert element.is_a("IfcPerson")
def change_profile(self, element):
obj = IfcStore.get_element(element.id())
if not obj:
return
representation = ifcopenshell.util.representation.get_representation(
element, "Model", "Body", "MODEL_VIEW")
if representation:
blenderbim.core.geometry.switch_representation(
tool.Geometry,
obj=obj,
representation=representation,
should_reload=True,
enable_dynamic_voids=True,
is_global=True,
should_sync_changes_first=False,
)
def get_material_name(self, element):
if hasattr(element, "Name") and element.Name:
return element.Name
return element.id()
def remove_filling(self, element):
obj = IfcStore.get_element(element.id())
bpy.ops.bim.remove_filling(obj=obj.name)
def delete_opening_element(self, element):
obj = IfcStore.get_element(element.VoidsElements[0].RelatingBuildingElement.id())
bpy.ops.bim.remove_opening(opening_id=element.id(), obj=obj.name)
def sync_object(self, element):
obj = IfcStore.get_element(element.id())
if not obj or obj not in IfcStore.edited_objs:
return
bpy.ops.bim.update_representation(obj=obj.name)