API Reference > OdIfc4 Namespace > Classes > IfcMaterialSelect Class > IfcMaterialSelect Methods > _d Method > IfcMaterialSelect::_d Method (eIfcMaterialSelect)
IfcMaterialSelect::_d Method (eIfcMaterialSelect)
Syntax
C++
void _d(eIfcMaterialSelect determinant);

This is _d, a member of class IfcMaterialSelect.

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