/usr/include/CGAL/Eigen_vector.h is in libcgal-dev 4.7-4.
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//
// This file is part of CGAL (www.cgal.org); 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.
//
// 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) : Gael Guennebaud
#ifndef CGAL_EIGEN_VECTOR_H
#define CGAL_EIGEN_VECTOR_H
#include <CGAL/basic.h> // include basic.h before testing #defines
#include <Eigen/Core>
namespace CGAL {
/// The class Eigen_vector
/// is a C++ wrapper around Eigen' dense vector type Matrix<T,Dynamic,1>.
///
/// @heading Is Model for the Concepts: Model of the SparseLinearAlgebraTraits_d::Vector concept.
template<class T>
class Eigen_vector : public Eigen::Matrix<T,Eigen::Dynamic,1>
{
// Public types
public:
typedef T NT;
typedef Eigen::Matrix<T,Eigen::Dynamic,1> EigenType;
// Public operations
public:
Eigen_vector<T>& operator=(const Eigen_vector<T>& other){
return static_cast<EigenType&>(*this) = other.eigen_object();
}
Eigen_vector<T>& operator=(const EigenType& other){
return
static_cast<Eigen_vector<T>&>(
static_cast<EigenType&>(*this) = other
);
}
/// Create a vector initialized with zeros.
Eigen_vector(std::size_t dimension)
: EigenType(static_cast<int>(dimension))
{
this->setZero();
}
/// Copy constructor.
Eigen_vector(const Eigen_vector& toCopy)
: EigenType(toCopy)
{
}
~Eigen_vector()
{
}
/// Return the vector's number of coefficients.
int dimension() const {
return this->size();
}
/// Get vector wrapped by this object.
const EigenType& eigen_object() const {
return *this;
}
EigenType& eigen_object() {
return *this;
}
void set(std::size_t i,NT value) {
this->operator[](static_cast<int>(i))=value;
}
NT* vector() {return this->data();}
};
} //namespace CGAL
#endif // CGAL_EIGEN_VECTOR_H
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