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Fix #1287. Back to IfcOpenShell for booleans. Optional conversion to Blender if the user decides to do so.

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This commit is contained in:
Dion Moult
2021-02-03 13:49:36 +11:00
parent c6a7dfdadb
commit aa41f698c1
3 changed files with 49 additions and 27 deletions
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src/ifcblenderexport/blenderbim/bim/module/geometry/operator.py
+30 -4
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@@ -13,6 +13,7 @@ from blenderbim.bim.ifc import IfcStore
from blenderbim.bim import import_ifc
from blenderbim.bim.module.geometry.data import Data
from blenderbim.bim.module.context.data import Data as ContextData
from blenderbim.bim.module.void.data import Data as VoidData
def get_box_context_id():
@@ -142,13 +143,14 @@ class SwitchRepresentation(bpy.types.Operator):
bl_idname = "bim.switch_representation"
bl_label = "Switch Representation"
ifc_definition_id: bpy.props.IntProperty()
disable_opening_subtractions: bpy.props.BoolProperty()
def execute(self, context):
self.obj = bpy.context.active_object
self.file = IfcStore.get_file()
context_of_items = self.file.by_id(self.ifc_definition_id).ContextOfItems
self.mesh_name = "{}/{}".format(context_of_items.id(), self.ifc_definition_id)
self.context_of_items = self.file.by_id(self.ifc_definition_id).ContextOfItems
self.mesh_name = "{}/{}".format(self.context_of_items.id(), self.ifc_definition_id)
mesh = bpy.data.meshes.get(self.mesh_name)
if mesh:
@@ -162,8 +164,18 @@ class SwitchRepresentation(bpy.types.Operator):
ifc_import_settings = import_ifc.IfcImportSettings.factory(bpy.context, IfcStore.path, logger)
element = self.file.by_id(self.obj.BIMObjectProperties.ifc_definition_id)
settings = ifcopenshell.geom.settings()
settings.set(settings.INCLUDE_CURVES, True)
shape = ifcopenshell.geom.create_shape(settings, self.file.by_id(self.ifc_definition_id))
if self.context_of_items.ContextIdentifier != "Body":
settings.set(settings.INCLUDE_CURVES, True)
if self.disable_opening_subtractions and self.context_of_items.ContextIdentifier == "Body":
settings.set(settings.DISABLE_OPENING_SUBTRACTIONS, True)
shape = ifcopenshell.geom.create_shape(settings, self.file.by_id(self.ifc_definition_id))
else:
shape = ifcopenshell.geom.create_shape(
settings, self.file.by_id(self.obj.BIMObjectProperties.ifc_definition_id)
)
ifc_importer = import_ifc.IfcImporter(ifc_import_settings)
ifc_importer.file = self.file
mesh = ifc_importer.create_mesh(element, shape)
@@ -173,6 +185,20 @@ class SwitchRepresentation(bpy.types.Operator):
material_creator = import_ifc.MaterialCreator(ifc_import_settings, ifc_importer)
material_creator.create(element, self.obj, mesh)
if self.disable_opening_subtractions and self.context_of_items.ContextIdentifier == "Body":
if self.obj.BIMObjectProperties.ifc_definition_id not in VoidData.products:
VoidData.load(self.obj.BIMObjectProperties.ifc_definition_id)
for opening_id in VoidData.products[self.obj.BIMObjectProperties.ifc_definition_id]:
if opening_id in IfcStore.id_map:
opening = IfcStore.id_map[opening_id]
modifier = self.obj.modifiers.new("IfcOpeningElement", "BOOLEAN")
modifier.operation = "DIFFERENCE"
modifier.object = opening
else:
for modifier in self.obj.modifiers:
if modifier.type == "BOOLEAN" and "IfcOpeningElement" in modifier.name:
self.obj.modifiers.remove(modifier)
class RemoveRepresentation(bpy.types.Operator):
bl_idname = "bim.remove_representation"