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Fix incorrect OffsetObjectPlacement patch when coordinates or directions are recycled

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This commit is contained in:
Dion Moult
2020-04-23 09:48:52 +10:00
parent 2bb57aebb5
commit 13d434c00f
1 changed files with 17 additions and 5 deletions
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src/ifcpatch/recipes/OffsetObjectPlacements.py
+17 -5
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@@ -24,23 +24,35 @@ class Patcher:
placement.RelativePlacement.Location.Coordinates[2] + float(self.args[2]) placement.RelativePlacement.Location.Coordinates[2] + float(self.args[2])
) )
relative_placement = self.file.createIfcAxis2Placement3D(
self.file.createIfcCartesianPoint(offset_location))
if placement.RelativePlacement.Axis:
relative_placement.Axis = placement.RelativePlacement.Axis
if placement.RelativePlacement.RefDirection:
relative_placement.RefDirection = placement.RelativePlacement.RefDirection
angle = float(self.args[3]) angle = float(self.args[3])
if not angle: if not angle:
placement.RelativePlacement.Location.Coordinates = offset_location placement.RelativePlacement = relative_placement
continue continue
rotation_matrix = self.z_rotation_matrix(math.radians(angle)) rotation_matrix = self.z_rotation_matrix(math.radians(angle))
placement.RelativePlacement.Location.Coordinates = self.multiply_by_matrix(offset_location, rotation_matrix) relative_placement.Location.Coordinates = self.multiply_by_matrix(offset_location, rotation_matrix)
if placement.RelativePlacement.Axis: if placement.RelativePlacement.Axis:
z_axis = placement.RelativePlacement.Axis.DirectionRatios z_axis = placement.RelativePlacement.Axis.DirectionRatios
placement.RelativePlacement.Axis.DirectionRatios = self.multiply_by_matrix(z_axis, rotation_matrix) relative_placement.Axis = self.file.createIfcDirection(
self.multiply_by_matrix(z_axis, rotation_matrix))
if placement.RelativePlacement.RefDirection: if placement.RelativePlacement.RefDirection:
x_axis = placement.RelativePlacement.RefDirection.DirectionRatios x_axis = placement.RelativePlacement.RefDirection.DirectionRatios
placement.RelativePlacement.RefDirection.DirectionRatios = self.multiply_by_matrix(x_axis, rotation_matrix)
else: else:
x_axis = self.file.createIfcDirection(self.multiply_by_matrix((1., 0., 0.), rotation_matrix)) x_axis = (1., 0., 0.)
relative_placement.RefDirection = self.file.createIfcDirection(
self.multiply_by_matrix(x_axis, rotation_matrix))
placement.RelativePlacement = relative_placement
def get_absolute_placement(self, object_placement): def get_absolute_placement(self, object_placement):
if object_placement.PlacementRelTo: if object_placement.PlacementRelTo: