| Item | SPF | XML | Change | Description | IFC4.3 RC1 to IFC4.3 RC2 |
|---|---|---|---|---|
| IfcAlignmentVerticalSegmentTypeEnum | ADDED |
| Constant | Description |
|---|---|
| CONSTANTGRADIENT | |
| CIRCULARARC | Circular arc transiiton. |
| PARABOLICARC | Parabolic arc type of segment. |
| CLOTHOID | Clothoid transition. |
<xs:simpleType name="IfcAlignmentVerticalSegmentTypeEnum">
<xs:restriction base="xs:string">
<xs:enumeration value="constantgradient"/>
<xs:enumeration value="circulararc"/>
<xs:enumeration value="parabolicarc"/>
<xs:enumeration value="clothoid"/>
</xs:restriction>
</xs:simpleType>
TYPE IfcAlignmentVerticalSegmentTypeEnum = ENUMERATION OF (
CONSTANTGRADIENT,
CIRCULARARC,
PARABOLICARC,
CLOTHOID);
END_TYPE;
References: IfcAlignmentVerticalSegment