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The shape builder can now create half space solids for convenience

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This commit is contained in:
Dion Moult
2025-01-30 18:44:38 +11:00
parent eaaec4a12d
commit 4e17a2d6de
3 changed files with 17 additions and 11 deletions
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src/bonsai/bonsai/bim/module/geometry/operator.py
+4 -8
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@@ -3073,14 +3073,10 @@ class AddHalfSpaceSolidItem(bpy.types.Operator, tool.Ifc.Operator):
obj.matrix_world = matrix
tool.Geometry.record_object_position(obj)
ifc_file = tool.Ifc.get()
unit_scale = ifcopenshell.util.unit.calculate_unit_scale(ifc_file)
local_z = ifc_file.createIfcDirection((0.0, 0.0, 1.0))
local_x = ifc_file.createIfcDirection((1.0, 0.0, 0.0))
point = ifc_file.createIfcCartesianPoint((np.array(local_matrix.translation) / unit_scale).tolist())
placement = ifc_file.createIfcAxis2Placement3D(point, local_z, local_x)
plane = ifc_file.createIfcPlane(placement)
item = ifc_file.createIfcHalfSpaceSolid(plane, AgreementFlag=False)
unit_scale = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
builder = ifcopenshell.util.shape_builder.ShapeBuilder(tool.Ifc.get())
location = np.array(local_matrix.translation) / unit_scale
item = builder.half_space_solid(builder.plane(location=location))
props.add_item_object(obj, item)
representation = tool.Geometry.get_active_representation(props.representation_obj)
src/bonsai/bonsai/tool/geometry.py
+3 -3
View File
@@ -1636,11 +1636,11 @@ class Geometry(bonsai.core.tool.Geometry):
if not (obj := item_obj.obj) or not tool.Ifc.is_moved(obj):
continue
item = tool.Ifc.get().by_id(obj.data.BIMMeshProperties.ifc_definition_id)
if is_swept_area := item.is_a("IfcSweptAreaSolid"):
if item.is_a("IfcSweptAreaSolid"):
has_changed = True
old_position = item.Position
if is_swept_area and np.allclose(np.array(rep_matrix), np.array(obj.matrix_world), atol=1e-4):
if np.allclose(np.array(rep_matrix), np.array(obj.matrix_world), atol=1e-4):
if old_position:
item.Position = None
ifcopenshell.util.element.remove_deep2(tool.Ifc.get(), old_position)
@@ -1651,7 +1651,7 @@ class Geometry(bonsai.core.tool.Geometry):
item.Position = builder.create_axis2_placement_3d_from_matrix(position)
if old_position:
ifcopenshell.util.element.remove_deep2(tool.Ifc.get(), old_position)
if item.is_a("IfcHalfSpaceSolid"):
elif item.is_a("IfcHalfSpaceSolid"):
has_changed = True
surface = item.BaseSurface
if surface.is_a("IfcPlane"):