>I need small compilable code example that produces the error. Does the code
snippet produce the error >for you?
The file is a littile bit lengthy, I can post it here. Before that here is a
larger snippet of th class.
template <class Traits_, class AppKernel_>
class VVc_diagram_2
{
public:
typedef Traits_ Traits_2;
typedef AppKernel_ Approx_kernel;
// Define types from the rational kernel.
typedef typename Traits_2::Rat_kernel Rat_kernel;
typedef typename Traits_2::Rational Rational;
private:
typedef Partial_polygon_Voronoi_diagram_2<Traits_2> Partial_pvd_2;
typedef typename Partial_pvd_2::Arc_const_iterator
Pvd_arc_const_iterator;
typedef typename Partial_pvd_2::Rat_segment_2 Rat_segment_2;
public:
typedef typename Partial_pvd_2::Rat_point_2 Rat_point_2;
typedef typename Partial_pvd_2::Rat_polygon_2 Rat_polygon_2;
typedef typename Approx_kernel::Point_2 App_point_2;
typedef typename Approx_kernel::Segment_2 App_segment_2;
typedef std::list<App_segment_2> App_segments_list_2;
private:
// Define the polygon clearance offsetting and the objects from the
// algebraic kernel.
typedef Polygon_clearance_offsetting_2<Traits_2> PCO_2;
public:
typedef typename PCO_2::Alg_point_2 Alg_point_2;
private:
typedef typename Traits_2::Curve_2 Conic_arc_2;
typedef typename Traits_2::X_monotone_curve_2 X_monotone_conic_arc_2;
typedef typename PCO_2::Offset_arc_2 Offset_arc_2;
typedef typename PCO_2::Algebraic Algebraic;
typedef typename PCO_2::Alg_kernel Alg_kernel;
typedef std::list<X_monotone_conic_arc_2> X_conic_arcs_list_2;
typedef std::list<Offset_arc_2> Offset_arcs_list_2;
typedef typename PCO_2::Rat_polygon_clearance_2 Polygon_clearance_2;
typedef std::vector<Polygon_clearance_2> Polygon_clrs_vec_2;
typedef std::multimap<Polygon_feature_2,
X_monotone_conic_arc_2,
Less_polygon_feature_2> Polygon_features_map;
typedef typename Polygon_features_map::value_type Pf_map_entry;
typedef typename Polygon_features_map::iterator Pf_map_iterator;
// Define the circle-tangents class.
// typedef Circle_tangents_2<Traits_2> Circle_tangents_2;
// Define the approximated kernel objects.
typedef typename Approx_kernel::Circle_2 App_circle_2;
typedef typename Approx_kernel::Circular_arc_2 App_circular_arc_2;
/*!
* \enum Edge types.
*/
enum Arc_type
{
MINKOWSKI,
VORONOI
};
/*!
* \struct Representation of the data attached to an arc.
*/
struct Data
{
Arc_type type; // The arc type.
union
{
const Polygon_feature_2 *feature;
// For MINKOWSKI arcs.
const typename Partial_pvd_2::Arc_data_2 *data;
// For VORONOI arcs.
} pointer;
};
struct Copy_data
{
const Data& operator() (const Data& d1, const Data& ) const
{
return (d1);
}
};
typedef Arr_curve_data_traits_2<Traits_2, Data,
Copy_data,
Data> Data_traits_2;
typedef typename Data_traits_2::Curve_2 Curve_2;
typedef typename Data_traits_2::X_monotone_curve_2 X_monotone_curve_2;
typedef Arr_extended_dcel<Data_traits_2,
int, int, bool> Dcel;
typedef Arrangement_2<Data_traits_2, Dcel> Arrangement_2;
typedef typename Arrangement_2::Halfedge_handle Halfedge_handle;
// typedef typename Arrangement_2::Halfedge_const_handle
Halfedge_const_handle;
typedef typename Arrangement_2::Face_const_handle Face_const_handle;
typedef typename Arrangement_2::Vertex_iterator Vertex_iterator;
/* typedef typename Arrangement_2::Halfedge_const_iterator
Halfedge_const_iterator;*/
typedef typename Arrangement_2::Edge_const_iterator
Edge_const_iterator;
typedef typename Arrangement_2::Halfedge_around_vertex_circulator
Halfedge_around_vertex_circulator;
/*!
* \class Representation of a feature associated with vertex in the
* VV(c) diagram.
*/
class Vertex_feature_2
{
public:
enum Type
{
CIRCULAR,
CHAIN
};
private:
int ver_id; // The ID of the coresponding vertex.
public:
/*!
* Default constrcutor.
*/
Vertex_feature_2 () :
ver_id (-1)
{}
/*!
* Destructor.
*/
virtual ~Vertex_feature_2 ()
{}
/*!
* Get the feature type.
*/
virtual Vertex_feature_2::Type type () const = 0;
/*!
* Get the vertex ID.
*/
int vertex_id () const
{
return (ver_id);
}
/*!
* Set the vertex ID.
*/
void set_vertex_id (const int& id)
{
ver_id = id;
return;
}
};
/*!
* \class Representation of a circular arc associated with a vertex in
* the VV(c) diagram.
*/
class Circular_arc_2 : public Vertex_feature_2
{
private:
Rat_point_2 _c; // The center of the supporting
circle.
Alg_point_2 _s; // The source point of the arc.
Alg_point_2 _t; // The target point of the arc.
Orientation _or; // The arc's orientation.
public:
/*! Default constructor. */
Circular_arc_2 () :
_or (COLLINEAR)
{}
/*!
* Constructor.
* \param c The center of the supporting circle.
* \param s The source point of the circular arc.
* \param t The target point of the circular arc.
* \param orient The orientation of the circular arc.
*/
Circular_arc_2 (const Rat_point_2& c,
const Alg_point_2& s, const Alg_point_2& t,
const Orientation& orient) :
_c (c),
_s (s),
_t (t),
_or (orient)
{}
/*!
* Get the feature type.
*/
virtual typename Vertex_feature_2::Type type () const
{
return (CIRCULAR);
}
/*!
* Get the center of the supporting circle.
*/
const Rat_point_2& center () const
{
return (_c);
}
/*!
* Get the source point of the circular arc.
*/
const Alg_point_2& source () const
{
return (_s);
}
/*!
* Get the target point of the circular arc.
*/
const Alg_point_2& target () const
{
return (_t);
}
/*!
* Get the orientation of the circular arc.
*/
Orientation orientation () const
{
return (_or);
}
};
...
...
}
Thanks in advance...
John (Eljay) Love-Jensen wrote:
>
> Hi mahmoodn,
>
>> How about the first problem?
>
> From your code snippet, I was unable to reproduce the first problem you
> inquired about. No error, or warning.
>
> I need small compilable code example that produces the error. Does the
> code snippet produce the error for you?
>
> Sincerely,
> --Eljay
>
>
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