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Fri, Nov 8, 21:07

cgal_segment.hh
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/**
* @file cgal_segment.hh
*
* @author Lucas Frérot <lucas.frerot@epfl.ch>
*
* @date creation: Thu Feb 19 2015
* @date last modification: Thu Feb 19 2015
*
* @brief Segment primitive using CGAL implementation
*
* @section LICENSE
*
* Copyright (©) 2015 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_CGAL_SEGMENT_HH__
#define __AKANTU_CGAL_SEGMENT_HH__
#include "aka_common.hh"
#include "segment.hh"
#include <CGAL/Cartesian.h>
// TODO : find less ugly solution for the macro-template problem
#define COMMA ,
__BEGIN_AKANTU__
/// Definition of the type for the CGAL segment instance in CGALSegment
template<UInt d, typename T> class CGAL_segment_instance;
/// Special case for 1D
template<typename T> class CGAL_segment_instance<1, T> {
public:
CGAL_segment_instance() {
AKANTU_DEBUG_TO_IMPLEMENT();
}
};
/// 2D and 3D use CGAL objects
template<typename T> class CGAL_segment_instance<2, T> : public CGAL::Cartesian<T>::Segment_2 {};
template<typename T> class CGAL_segment_instance<3, T> : public CGAL::Cartesian<T>::Segment_3 {};
/* -------------------------------------------------------------------------- */
template<UInt d, typename T = Real>
class CGALSegment : public Segment<d, T> {
public:
/// Default constructor
CGALSegment();
/// Construct segment from two points
CGALSegment(const Point<d, T> & a, const Point<d, T> & b);
public:
/// Returns the squared length of the segment
virtual T squaredLength() const;
/// Returns the opposite segment
virtual Segment<d, T> opposite() const;
public:
/// Getter for CGAL instance
AKANTU_GET_MACRO(CGALSegmentInstance, segment, CGAL_segment_instance<d COMMA T>);
/// Getter for source
AKANTU_GET_MACRO(Source, source, Point<d COMMA T>);
/// Getter for target
AKANTU_GET_MACRO(Target, target, Point<d COMMA T>);
public:
/// Equality operator
virtual bool operator==(const CGALSegment<d, T> & other) const;
protected:
CGAL_segment_instance<d, T> segment;
Point<d, T> source, target;
};
__END_AKANTU__
#endif // __AKANTU_CGAL_SEGMENT_HH__

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