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Support joining representation items

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This commit is contained in:
Dion Moult
2024-09-28 17:34:03 +10:00
parent 7bc4b5100b
commit a5e6539ddf
2 changed files with 59 additions and 25 deletions
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src/bonsai/bonsai/bim/module/geometry/operator.py
+34 -25
View File
@@ -93,7 +93,6 @@ class OverrideMeshSeparate(bpy.types.Operator, tool.Ifc.Operator):
obj.show_in_front = True
new = props.item_objs.add()
new.obj = obj
tool.Root.reload_item_decorator()
tool.Geometry.lock_object(obj)
builder = ifcopenshell.util.shape_builder.ShapeBuilder(tool.Ifc.get())
@@ -117,7 +116,6 @@ class OverrideMeshSeparate(bpy.types.Operator, tool.Ifc.Operator):
obj.name = obj.data.name = f"Item/{item.is_a()}/{item.id()}"
obj.data.BIMMeshProperties.ifc_definition_id = item.id()
def separate_element(self, element):
# You cannot separate meshes if the representation is mapped.
relating_type = tool.Root.get_element_type(element)
@@ -1517,11 +1515,43 @@ class OverrideJoin(bpy.types.Operator, tool.Ifc.Operator):
return
self.target = context.active_object
if target_element := tool.Ifc.get_entity(self.target):
if tool.Geometry.is_representation_item(self.target):
return self.join_item()
elif target_element := tool.Ifc.get_entity(self.target):
self.target_element = target_element
return self.join_ifc_obj()
return self.join_blender_obj()
def join_item(self) -> None:
props = bpy.context.scene.BIMGeometryProperties
item = tool.Ifc.get().by_id(self.target.data.BIMMeshProperties.ifc_definition_id)
if tool.Geometry.is_meshlike_item(item):
tool.Geometry.dissolve_triangulated_edges(self.target)
item_objs = [i.obj for i in props.item_objs if i.obj]
joined_objs = []
for selected_obj in bpy.context.selected_objects:
if selected_obj in item_objs:
if selected_obj != self.target:
tool.Geometry.dissolve_triangulated_edges(selected_obj)
joined_objs.append(selected_obj)
else:
selected_obj.select_set(False)
bpy.ops.object.join()
tool.Geometry.edit_meshlike_item(self.target)
for joined_obj in joined_objs:
tool.Geometry.delete_ifc_item(joined_obj)
item_objs = [i.obj for i in props.item_objs if i.obj]
props.item_objs.clear()
for item_obj in item_objs:
new = props.item_objs.add()
new.obj = item_obj
tool.Geometry.reload_representation(bpy.context.scene.BIMGeometryProperties.representation_obj)
bpy.context.view_layer.update()
tool.Root.reload_item_decorator()
def join_ifc_obj(self) -> None:
ifc_file = tool.Ifc.get()
builder = ShapeBuilder(ifc_file)
@@ -1871,31 +1901,10 @@ class OverrideModeSetObject(bpy.types.Operator, tool.Ifc.Operator):
item = tool.Ifc.get().by_id(obj.data.BIMMeshProperties.ifc_definition_id)
if tool.Geometry.is_meshlike_item(item):
if tool.Geometry.has_geometric_data(obj) and obj.data.polygons:
if obj.data.BIMMeshProperties.mesh_checksum == tool.Geometry.get_mesh_checksum(obj.data):
return
builder = ifcopenshell.util.shape_builder.ShapeBuilder(tool.Ifc.get())
unit_scale = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
rep_obj = bpy.context.scene.BIMGeometryProperties.representation_obj
if (coordinate_offset := tool.Geometry.get_cartesian_point_offset(rep_obj)) is not None:
verts = [((np.array(v.co) + coordinate_offset) / unit_scale).tolist() for v in obj.data.vertices]
else:
verts = [v.co / unit_scale for v in obj.data.vertices]
faces = [p.vertices[:] for p in obj.data.polygons]
if item.is_a("IfcAdvancedBrep"):
new_item = builder.faceted_brep(verts, faces)
else:
new_item = builder.mesh(verts, faces)
for inverse in tool.Ifc.get().get_inverse(item):
ifcopenshell.util.element.replace_attribute(inverse, item, new_item)
ifcopenshell.util.element.remove_deep2(tool.Ifc.get(), item)
obj.data.BIMMeshProperties.ifc_definition_id = new_item.id()
tool.Geometry.reload_representation(bpy.context.scene.BIMGeometryProperties.representation_obj)
tool.Geometry.edit_meshlike_item(obj)
else:
tool.Geometry.import_item(obj)
elif item.is_a("IfcSweptAreaSolid"):
unit_scale = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
ProfileDecorator.uninstall()
profile = tool.Model.export_profile(obj)
src/bonsai/bonsai/tool/geometry.py
+25
View File
@@ -1537,3 +1537,28 @@ class Geometry(bonsai.core.tool.Geometry):
props.mode = "OBJECT"
props.is_changing_mode = False
props.representation_obj = None
@classmethod
def edit_meshlike_item(cls, obj: bpy.types.Object) -> None:
item = tool.Ifc.get().by_id(obj.data.BIMMeshProperties.ifc_definition_id)
if obj.data.BIMMeshProperties.mesh_checksum == cls.get_mesh_checksum(obj.data):
return
builder = ifcopenshell.util.shape_builder.ShapeBuilder(tool.Ifc.get())
unit_scale = ifcopenshell.util.unit.calculate_unit_scale(tool.Ifc.get())
rep_obj = bpy.context.scene.BIMGeometryProperties.representation_obj
if (coordinate_offset := cls.get_cartesian_point_offset(rep_obj)) is not None:
verts = [((np.array(v.co) + coordinate_offset) / unit_scale).tolist() for v in obj.data.vertices]
else:
verts = [v.co / unit_scale for v in obj.data.vertices]
faces = [p.vertices[:] for p in obj.data.polygons]
if item.is_a("IfcAdvancedBrep"):
new_item = builder.faceted_brep(verts, faces)
else:
new_item = builder.mesh(verts, faces)
for inverse in tool.Ifc.get().get_inverse(item):
ifcopenshell.util.element.replace_attribute(inverse, item, new_item)
ifcopenshell.util.element.remove_deep2(tool.Ifc.get(), item)
obj.data.BIMMeshProperties.ifc_definition_id = new_item.id()
cls.reload_representation(bpy.context.scene.BIMGeometryProperties.representation_obj)