cgal/AABB_tree/include/CGAL/AABB_polyhedron_edge_primit...

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// Copyright (c) 2009 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you may redistribute it under
// the terms of the Q Public License version 1.0.
// See the file LICENSE.QPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL: $
// $Id: $
//
//
// Author(s) : Pierre Alliez, Stephane Tayeb
//
//******************************************************************************
// File Description :
//
//******************************************************************************
#ifndef AABB_POLYHEDRON_EDGE_PRIMITIVE_H_
#define AABB_POLYHEDRON_EDGE_PRIMITIVE_H_
namespace CGAL {
/**
* @class AABB_polyhedron_edge_primitive
*
*
*/
template<typename GeomTraits, typename Polyhedron>
class AABB_polyhedron_edge_primitive
{
public:
/// AABBTrianglePrimitive types
typedef typename GeomTraits::Point_3 Point;
typedef typename GeomTraits::Segment_3 Datum;
typedef typename Polyhedron::Halfedge_handle Id;
/// Self
typedef AABB_polyhedron_edge_primitive<GeomTraits, Polyhedron> Self;
/// Constructor
AABB_polyhedron_edge_primitive(const Id& handle)
: m_halfedge_handle(handle) { };
// Default copy constructor and assignment operator are ok
/// Destructor
~AABB_polyhedron_edge_primitive() {};
/// Returns by constructing on the fly the geometric datum wrapped by the primitive
Datum datum() const;
/// Returns the identifier
const Id id() const { return m_halfedge_handle; }
/// Returns a point on the primitive
Point reference_point() const;
private:
/// Id, here a polyhedron halfedge handle
Id m_halfedge_handle;
}; // end class AABB_polyhedron_edge_primitive
template<typename GT, typename P_>
typename AABB_polyhedron_edge_primitive<GT,P_>::Datum
AABB_polyhedron_edge_primitive<GT,P_>::datum() const
{
typedef typename GT::Point_3 Point;
const Point& a = m_halfedge_handle->vertex()->point();
const Point& b = m_halfedge_handle->opposite()->vertex()->point();
return Datum(a,b); // returns a 3D segment
}
template<typename GT, typename P_>
typename AABB_polyhedron_edge_primitive<GT,P_>::Point
AABB_polyhedron_edge_primitive<GT,P_>::reference_point() const
{
return m_halfedge_handle->vertex()->point();
}
} // end namespace CGAL
#endif // AABB_POLYHEDRON_EDGE_PRIMITIVE_H_