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ODA IFC SDK
API Reference > OdIfc4x3 Namespace > Classes > IfcAlignmentVerticalSegment Class > IfcAlignmentVerticalSegment Methods > IfcAlignmentVerticalSegment::getStartGradient Method
IfcAlignmentVerticalSegment::getStartGradient Method
Syntax
C++
double getStartGradient() const;

Returns the value of StartGradient attribute. Start gradient is start gradient ratio of the segment. Normally, this value should be in range [-1 .. 1], however values that exceed this range are accepted.

Returns the value of StartGradient attribute.

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