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Updated alignment stationing to account for stationing being defined on a parent alignment

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This commit is contained in:
Richard Brice
2025-07-27 15:09:34 -07:00
parent e56f09071a
commit c8dbb72f69
2 changed files with 18 additions and 5 deletions
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src/ifcopenshell-python/ifcopenshell/api/alignment/_add_segment_to_layout.py
+6
View File
@@ -163,6 +163,12 @@ def _add_segment_to_layout(file: ifcopenshell.file, layout: entity_instance, seg
end_referent.ObjectPlacement.CartesianPosition.Axis.DirectionRatios = (ax, ay, az) end_referent.ObjectPlacement.CartesianPosition.Axis.DirectionRatios = (ax, ay, az)
end_referent.ObjectPlacement.CartesianPosition.RefDirection.DirectionRatios = (rx, ry, rz) end_referent.ObjectPlacement.CartesianPosition.RefDirection.DirectionRatios = (rx, ry, rz)
start_station = ifcopenshell.api.alignment.get_alignment_station(file,alignment)
end_referent_station = start_station + start_dist_along
pset_stationing = ifcopenshell.api.pset.add_pset(file, product=end_referent, name="Pset_Stationing")
ifcopenshell.api.pset.edit_pset(file, pset=pset_stationing, properties={"Station": end_referent_station})
# create the start of segment referent # create the start of segment referent
# get the previous segment. Working from the end of the basis curve, -1 is zero length segment # get the previous segment. Working from the end of the basis curve, -1 is zero length segment
src/ifcopenshell-python/ifcopenshell/api/alignment/get_alignment_station.py
+12 -5
View File
@@ -17,6 +17,7 @@
# along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>. # along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>.
import ifcopenshell import ifcopenshell
import ifcopenshell.api.alignment
import ifcopenshell.util.element import ifcopenshell.util.element
from ifcopenshell import entity_instance from ifcopenshell import entity_instance
@@ -32,10 +33,16 @@ def get_alignment_station(file: ifcopenshell.file, alignment: entity_instance) -
raise TypeError(f"Expected entity type to be IfcAlignment, instead received {alignment.is_a()}") raise TypeError(f"Expected entity type to be IfcAlignment, instead received {alignment.is_a()}")
start_station = 0.0 start_station = 0.0
components = ifcopenshell.util.element.get_components(alignment)
for c in components: parent_alignment = ifcopenshell.api.alignment.get_parent_alignment(alignment)
if c.is_a("IfcReferent") and ifcopenshell.util.element.get_predefined_type(c) == "STATION": if parent_alignment:
start_station = ifcopenshell.util.element.get_pset(c, name="Pset_Stationing", prop="Station") start_station = ifcopenshell.api.alignment.get_alignment_station(file,parent_alignment)
break else:
components = ifcopenshell.util.element.get_components(alignment)
for c in components:
if c.is_a("IfcReferent") and ifcopenshell.util.element.get_predefined_type(c) == "STATION":
start_station = ifcopenshell.util.element.get_pset(c, name="Pset_Stationing", prop="Station")
break
return start_station return start_station