A model of the concept ArrangementClosedTopTraits_2
must be used when the parameter space of the surface, the arrangement is embedded on, is closed on the top side and curves inserted into the arrangement are expected to reach this boundary side. A model of this concept can handle curves that reach the top boundary side when it is closed.
- Refines:
ArrangementTopSideTraits_2
- See also
ArrangementClosedLeftTraits_2
, ArrangementClosedRightTraits_2
, ArrangementClosedBottomTraits_2
, ArrangementOpenTopTraits_2
, ArrangementContractedTopTraits_2
, and ArrangementIdentifiedHorizontalTraits_2