Formal representations
XSD Specification
<xs:group name="IfcMaterialSelect">
<xs:choice>
<xs:element ref="ifc:IfcMaterial"/>
</xs:choice>
</xs:group>
EXPRESS Specification
TYPE IfcMaterialSelect = SELECT (
IfcMaterial);
END_TYPE;
Selection of whether a material, a material layer, material layer set (with or without usage information) or a material list is assigned to an element.
SELECT
IFC2x PLATFORM CHANGE: IfcMaterialLayer and IfcMaterialLayerSet have been added in the select list with upward compatibility.
| Constant | Description |
|---|---|
| IfcMaterial | |
| IfcMaterialList | |
| IfcMaterialLayerSetUsage | |
| IfcMaterialLayerSet | |
| IfcMaterialLayer |
<xs:group name="IfcMaterialSelect">
<xs:choice>
<xs:element ref="ifc:IfcMaterial"/>
</xs:choice>
</xs:group>
TYPE IfcMaterialSelect = SELECT (
IfcMaterial);
END_TYPE;
EXPRESS-G diagram
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