API Reference > OdIfc4x2 Namespace > Classes > IfcRectangularTrimmedSurface Class > IfcRectangularTrimmedSurface Methods > IfcRectangularTrimmedSurface::setU1 Method
IfcRectangularTrimmedSurface::setU1 Method
Syntax
C++
void setU1(double U1);
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