Rename misleading "ifcblenderexport" directory to "blenderbim"

2026-09-22 08:28:34 +00:00 · 2021-03-26 20:44:14 +11:00
parent 074a8c287f
commit 6186a88568
244 changed files with 4 additions and 4 deletions
@@ -0,0 +1,84 @@
+class Dxf2Ifc:
+    def execute(self):
+        self.create_ifc_file()
+        doc = ezdxf.readfile("input.dxf")
+        model = doc.modelspace()
+        products = []
+        for entity in model:
+            print(entity)
+            if entity.get_mode() == "AcDbPolyFaceMesh":
+                ifc_faces = []
+                for face in entity.faces():
+                    ifc_faces.append(
+                        self.file.createIfcFace(
+                            [
+                                self.file.createIfcFaceOuterBound(
+                                    self.file.createIfcPolyLoop(
+                                        [self.file.createIfcCartesianPoint((v.dxf.location)) for v in face[0:3]]
+                                    ),
+                                    True,
+                                )
+                            ]
+                        )
+                    )
+                representation = self.file.createIfcProductDefinitionShape(
+                    None,
+                    None,
+                    [
+                        self.file.createIfcShapeRepresentation(
+                            self.subcontext,
+                            "Body",
+                            "Brep",
+                            [self.file.createIfcFacetedBrep(self.file.createIfcClosedShell(ifc_faces))],
+                        )
+                    ],
+                )
+                products.append(
+                    self.file.create_entity(
+                        "IfcBuildingElementProxy",
+                        **{
+                            "GlobalId": ifcopenshell.guid.new(),
+                            "Name": entity.dxf.layer,
+                            "ObjectPlacement": self.placement,
+                            "Representation": representation,
+                        }
+                    )
+                )
+            else:
+                print("Not yet implemented")
+        self.file.createIfcRelContainedInSpatialStructure(
+            ifcopenshell.guid.new(), None, None, None, products, self.site
+        )
+        self.file.write("test.ifc")
+
+    def create_ifc_file(self):
+        self.file = ifcopenshell.file()
+        units = self.file.createIfcUnitAssignment([self.file.createIfcSIUnit(None, "LENGTHUNIT", None, "METRE")])
+        self.origin = self.file.createIfcAxis2Placement3D(
+            self.file.createIfcCartesianPoint((0.0, 0.0, 0.0)),
+            self.file.createIfcDirection((0.0, 0.0, 1.0)),
+            self.file.createIfcDirection((1.0, 0.0, 0.0)),
+        )
+        self.placement = self.file.createIfcLocalPlacement(None, self.origin)
+        self.context = self.file.createIfcGeometricRepresentationContext(None, "Model", 3, 1.0e-05, self.origin)
+        self.subcontext = self.file.createIfcGeometricRepresentationSubcontext(
+            "Body", "Model", None, None, None, None, self.context, None, "MODEL_VIEW", None
+        )
+        self.project = self.file.create_entity(
+            "IfcProject",
+            **{
+                "GlobalId": ifcopenshell.guid.new(),
+                "Name": "DXF Conversion",
+                "RepresentationContexts": [self.context],
+                "UnitsInContext": units,
+            }
+        )
+        self.site = self.file.create_entity(
+            "IfcSite",
+            **{"GlobalId": ifcopenshell.guid.new(), "Name": "DXF Conversion Site", "ObjectPlacement": self.placement}
+        )
+        self.file.createIfcRelAggregates(ifcopenshell.guid.new(), None, None, None, self.project, [self.site])
+
+
+dxf2ifc = Dxf2Ifc()
+dxf2ifc.execute()