mirror of https://github.com/CGAL/cgal
75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
// ============================================================================
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//
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// Copyright (c) 2000 The CGAL Consortium
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//
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// This software and related documentation is part of an INTERNAL release
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// of the Computational Geometry Algorithms Library (CGAL). It is not
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// intended for general use.
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//
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// ----------------------------------------------------------------------------
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//
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// release : $CGAL_Revision $
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// release_date : $CGAL_Date $
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//
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// file : include/CGAL/Matrix.h
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// package : $CGAL_Package: Partition_2 $
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// maintainer : Susan Hert <hert@mpi-sb.mpg.de>
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// chapter : Planar Polygon Partitioning
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//
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// revision : $Revision$
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// revision_date : $Date$
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//
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// author(s) : Susan Hert <hert@mpi-sb.mpg.de>
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//
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// coordinator : MPI (Susan Hert <hert@mpi-sb.mpg.de>)
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//
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// implementation: 2D Matrix
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// ============================================================================
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#ifndef CGAL_MATRIX_H
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#define CGAL_MATRIX_H
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#include <vector>
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#include <iostream>
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#include <cstddef>
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namespace CGAL {
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template <class T>
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class Matrix : public std::vector< std::vector<T> >
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{
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public:
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Matrix(std::size_t x = 0, std::size_t y = 0) :
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std::vector< std::vector<T> > (x, std::vector<T>(y)),
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_rows(x), _columns(y)
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{}
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std::size_t rows() const { return _rows; }
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std::size_t columns() const { return _columns; }
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protected:
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std::size_t _rows;
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std::size_t _columns;
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};
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template <class T>
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std::ostream& operator<<(std::ostream& os, const Matrix<T>& m)
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{
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typedef typename Matrix<T>::size_type size_type;
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for (size_type i = 0; i < m.rows(); i++)
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{
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os << std::endl << i << " : ";
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for (size_type j = 0; j < m.columns(); j++)
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{
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os << m[i][j] << " ";
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}
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}
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return os;
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}
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}
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#endif // CGAL_MATRIX_H
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