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Profiles now retain manual booleans alongside autogenerated clipping planes

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This commit is contained in:
Dion Moult
2022-10-05 21:52:07 +11:00
parent 49d3ee2f73
commit 2cb8eebf83
4 changed files with 88 additions and 49 deletions
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src/ifcopenshell-python/ifcopenshell/api/geometry/add_profile_representation.py
+20 -17
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@@ -29,6 +29,7 @@ class Usecase:
"depth": 1.0,
"cardinal_point": 5,
# Planes are defined as a matrix. The XY plane is the clipping boundary and +Z is removed.
# [{"type": "IfcBooleanClippingResult", "operand_type": "IfcHalfSpaceSolid", "matrix": [...]}, {...}]
"clippings": [], # A list of planes that define clipping half space solids
}
for key, value in settings.items():
@@ -62,23 +63,25 @@ class Usecase:
def apply_clippings(self, first_operand):
while self.settings["clippings"]:
clipping = self.settings["clippings"].pop()
second_operand = self.file.createIfcHalfSpaceSolid(
self.file.createIfcPlane(
self.file.createIfcAxis2Placement3D(
self.file.createIfcCartesianPoint(
(
self.convert_si_to_unit(clipping[0][3]),
self.convert_si_to_unit(clipping[1][3]),
self.convert_si_to_unit(clipping[2][3]),
)
),
self.file.createIfcDirection((clipping[0][2], clipping[1][2], clipping[2][2])),
self.file.createIfcDirection((clipping[0][0], clipping[1][0], clipping[2][0])),
)
),
False,
)
first_operand = self.file.createIfcBooleanClippingResult("DIFFERENCE", first_operand, second_operand)
if clipping["operand_type"] == "IfcHalfSpaceSolid":
matrix = clipping["matrix"]
second_operand = self.file.createIfcHalfSpaceSolid(
self.file.createIfcPlane(
self.file.createIfcAxis2Placement3D(
self.file.createIfcCartesianPoint(
(
self.convert_si_to_unit(matrix[0][3]),
self.convert_si_to_unit(matrix[1][3]),
self.convert_si_to_unit(matrix[2][3]),
)
),
self.file.createIfcDirection((matrix[0][2], matrix[1][2], matrix[2][2])),
self.file.createIfcDirection((matrix[0][0], matrix[1][0], matrix[2][0])),
)
),
False,
)
first_operand = self.file.create_entity(clipping["type"], "DIFFERENCE", first_operand, second_operand)
return first_operand
def convert_si_to_unit(self, co):