| Item | SPF | XML | Change | Description | IFC4.3 RC1 to IFC4.3 RC2 |
|---|---|---|---|---|
| IfcAlignmentCantSegmentTypeEnum | ADDED |
| Constant | Description |
|---|---|
| CONSTANTCANT | |
| LINEARTRANSITION | Linear cant. |
| BIQUADRATICPARABOLA | Bloss transition. NOTE also referred to as Schramm curve. |
| BLOSSCURVE | Bloss transition. |
| COSINECURVE | Cosine transition. |
| SINECURVE | Sine transition. NOTE also referred to as Klein curve. |
| VIENNESEBEND |
<xs:simpleType name="IfcAlignmentCantSegmentTypeEnum">
<xs:restriction base="xs:string">
<xs:enumeration value="constantcant"/>
<xs:enumeration value="lineartransition"/>
<xs:enumeration value="biquadraticparabola"/>
<xs:enumeration value="blosscurve"/>
<xs:enumeration value="cosinecurve"/>
<xs:enumeration value="sinecurve"/>
<xs:enumeration value="viennesebend"/>
</xs:restriction>
</xs:simpleType>
TYPE IfcAlignmentCantSegmentTypeEnum = ENUMERATION OF (
CONSTANTCANT,
LINEARTRANSITION,
BIQUADRATICPARABOLA,
BLOSSCURVE,
COSINECURVE,
SINECURVE,
VIENNESEBEND);
END_TYPE;
References: IfcAlignmentCantSegment