IfcCoordinateReferenceSystemSelect

BACnet MVD

#### IfcCoordinateReferenceSystemSelect

Natural language names

| Koordinatenbezugssystem - Auswahl
| Coordinate Reference System Select
| Sélection du système de coordonnées de référence

Change log

Item | SPF | XML | Change | Description
--- | --- | --- | --- | ---
IFC2x3 to IFC4
IfcCoordinateReferenceSystemSelect |  |  | ADDED |

##### Semantic definitions at the type

Type definition

IfcCoordinateReferenceSystemSelect is a select between either the local engineering coordinate system, represented by the IfcGeometricRepresentationContext, or another coordinate reference system, represented by IfcCoordinateReferenceSystem, to be the source of a coordinate operation.

> HISTORY New select type in IFC4.

Select definition

Type | Description
--- | ---
IfcCoordinateReferenceSystem |
IfcGeometricRepresentationContext |

##### Formal representations

XML Specification
`<xs:group name="IfcCoordinateReferenceSystemSelect">
<xs:choice>
<xs:element ref="ifc:IfcCoordinateReferenceSystem"/>
<xs:element ref="ifc:IfcGeometricRepresentationContext"/>
</xs:choice>
</xs:group>
`
EXPRESS Specification
`TYPE IfcCoordinateReferenceSystemSelect = SELECT (
IfcCoordinateReferenceSystem,
IfcGeometricRepresentationContext);
END_TYPE;

EXPRESS-G diagram

`

References: IfcCoordinateOperation

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