CGAL 4.12.1 - 2D and 3D Linear Geometry Kernel
Kernel::ConstructOppositeSegment_2 Concept Reference

## Definition

Refines:
AdaptableFunctor (with one argument)
See also
CGAL::Segment_2<Kernel>

## Operations

A model of this concept must provide:

Kernel::Segment_2 operator() (const Kernel::Segment_2 &s)
returns the segment representing the same set of points as s, but with opposite orientation.