API Reference > OdIfc4x3_rc1 Namespace > Classes > IfcMaterialLayerSetUsage Class > IfcMaterialLayerSetUsage Methods > IfcMaterialLayerSetUsage::setReferenceExtent Method
IfcMaterialLayerSetUsage::setReferenceExtent Method
Syntax
C++
void setReferenceExtent(double ReferenceExtent);
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