Concept

ArrDirectionalTraits::CompareEndpointsXy_2

Refines

Functor

Has Models

ArrangementDirectionalXMonotoneTraits_2::CompareEndpointsXy_2

Comparison_result fo ( ArrDirectionalTraits::X_monotone_curve_2 xc )
accepts an input curve xc and compares its source and target points. It returns SMALLER if the curve is directed from lexicographically left to right, and LARGER if it is directed from lexicographically right to left.