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Standard_Boolean IntRes2d_IntersectionSegment::HasFirstPoint (  )  const

Returns True if the segment is limited by a first
point. This point defines the lowest parameter
admitted on the first curve for the segment. If
IsOpposite returns False, it defines the lowest
parameter on the second curve, otherwise, it is
the highest parameter on the second curve.

Referenced by ShapeAnalysis_Wire::CheckIntersectingEdges(), ShapeFix_Wire::FixGap2d(), MAT2d_Tool2d::IntersectBisector(), Geom2dAPI_InterCurveCurve::Segment(), and ShapeFix_ComposeShell::SplitByLine().

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