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added is_on_outer_ccb

This commit is contained in:
Eric Berberich 2012-10-21 12:41:35 +00:00
parent 679f2ca65b
commit 01434e194e
1 changed files with 10 additions and 3 deletions
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13
Arrangement_on_surface_2/include/CGAL/Arr_dcel_base.h
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@ -528,12 +528,13 @@ public:
this->p_v = v;
}
/*! Check whether the halfedge lies on the boundary of an inner CCB. */
bool is_on_inner_ccb () const
/*! Check whether the halfedge lies on the boundary of an outer CCB. */
bool is_on_outer_ccb () const
{
return (_is_lsb_set (this->p_comp));
return (!_is_lsb_set (this->p_comp));
}
/*!
* Get an incident outer CCB (const version).
* \pre The edge does not lie on an inner CCB.
@ -561,6 +562,12 @@ public:
this->p_comp = oc;
}
/*! Check whether the halfedge lies on the boundary of an inner CCB. */
bool is_on_inner_ccb () const
{
return (_is_lsb_set (this->p_comp));
}
/*!
* Get an incident inner CCB (const version).
* \pre The edge lies on an inner CCB.