enum IfcRoofTypeEnum {
kIfcRoofTypeEnum_FLAT_ROOF,
kIfcRoofTypeEnum_SHED_ROOF,
kIfcRoofTypeEnum_GABLE_ROOF,
kIfcRoofTypeEnum_HIP_ROOF,
kIfcRoofTypeEnum_HIPPED_GABLE_ROOF,
kIfcRoofTypeEnum_GAMBREL_ROOF,
kIfcRoofTypeEnum_MANSARD_ROOF,
kIfcRoofTypeEnum_BARREL_ROOF,
kIfcRoofTypeEnum_RAINBOW_ROOF,
kIfcRoofTypeEnum_BUTTERFLY_ROOF,
kIfcRoofTypeEnum_PAVILION_ROOF,
kIfcRoofTypeEnum_DOME_ROOF,
kIfcRoofTypeEnum_FREEFORM,
kIfcRoofTypeEnum_USERDEFINED,
kIfcRoofTypeEnum_NOTDEFINED,
kIfcRoofTypeEnum_unset
};