code: public EClass getIfcAxis1Placement() {
  		if (ifcAxis1PlacementEClass == null) {
  			ifcAxis1PlacementEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc2x3tc1Package.eNS_URI)
  					.getEClassifiers().get(33);
  		}
  		return ifcAxis1PlacementEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated