/usr/include/linbox/algorithms/blackbox-container.h is in liblinbox-dev 1.4.2-5build1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 | /* linbox/algorithms/blackbox-container.h
* Copyright (C) 1999, 2001 Jean-Guillaume Dumas, Bradford Hovinen
*
* Written by Jean-Guillaume Dumas <Jean-Guillaume.Dumas@imag.fr>,
* Bradford Hovinen <hovinen@cis.udel.edu>
*
* ------------------------------------
*
*
* ========LICENCE========
* This file is part of the library LinBox.
*
* LinBox 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 2.1 of the License, or (at your option) any later version.
*
* This library 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* ========LICENCE========
*.
*/
#ifndef __LINBOX_blackbox_container_H
#define __LINBOX_blackbox_container_H
#include "linbox/randiter/archetype.h"
#include "linbox/algorithms/blackbox-container-base.h"
#include "linbox/util/timer.h"
namespace LinBox
{
/// \brief Limited doc so far.
template<class Field, class _Blackbox, class RandIter = typename Field::RandIter>
class BlackboxContainer : public BlackboxContainerBase<Field, _Blackbox> {
public:
typedef _Blackbox Blackbox;
// BlackboxContainer () { /*std::cerr << "BC def cstor" << std::endl;*/ }
template<class Vector>
BlackboxContainer(const Blackbox * D, const Field &F, const Vector &u0) :
BlackboxContainerBase<Field, Blackbox> (D, F)
,w(F)
{
init (u0, u0); w = this->u;
#ifdef INCLUDE_TIMING
_applyTime = _dotTime = 0.0;
#endif
}
// Pascal Giorgi 16.02.2004
template<class Vector>
BlackboxContainer(const Blackbox * D, const Field &F, const Vector &u0, unsigned long size) :
BlackboxContainerBase<Field, Blackbox> (D, F,size)
,w(F)
{
init (u0, u0); w = this->u;
#ifdef INCLUDE_TIMING
_applyTime = _dotTime = 0.0;
#endif
}
template<class Vector1, class Vector2>
BlackboxContainer(const Blackbox * D, const Field &F, const Vector1 &u0, const Vector2& v0) :
BlackboxContainerBase<Field, Blackbox> (D, F)
,w(F)
{
init (u0, v0); w = this->v;
#ifdef INCLUDE_TIMING
_applyTime = _dotTime = 0.0;
#endif
}
BlackboxContainer(const Blackbox * D, const Field &F, RandIter &g) :
BlackboxContainerBase<Field, Blackbox> (D, F)
,w(F)
{
this->casenumber = 1;
this->u.resize (this->_BB->coldim ());
for (long i = (long)this->u.size (); i--;)
g.random (this->u[(size_t)i]);
this->w.resize (this->_BB->coldim ());
for (long i = (long)this->w.size (); i--;)
g.random (this->w[(size_t)i]);
this->v.resize (this->_BB->rowdim ());
this->_VD.dot (this->_value, this->u, this->w);
#ifdef INCLUDE_TIMING
_applyTime = _dotTime = 0.0;
#endif
}
#ifdef INCLUDE_TIMING
double applyTime () const { return _applyTime; }
double dotTime () const { return _dotTime; }
#endif // INCLUDE_TIMING
protected:
// std::vector<typename Field::Element> w;
BlasVector<Field> w ;
#ifdef INCLUDE_TIMING
Timer _timer;
double _applyTime, _dotTime;
#endif // INCLUDE_TIMING
void _launch () {
if (this->casenumber) {
#ifdef INCLUDE_TIMING
_timer.start ();
#endif // INCLUDE_TIMING
this->_BB->apply (this->v, w); // GV
#ifdef INCLUDE_TIMING
_timer.stop ();
_applyTime += _timer.realtime ();
_timer.start ();
#endif // INCLUDE_TIMING
this->_VD.dot (this->_value, this->u, this->v); // GV
#ifdef INCLUDE_TIMING
_timer.stop ();
_dotTime += _timer.realtime ();
#endif // INCLUDE_TIMING
this->casenumber = 0;
}
else {
#ifdef INCLUDE_TIMING
_timer.start ();
#endif // INCLUDE_TIMING
this->_BB->apply (w, this->v); // GV
#ifdef INCLUDE_TIMING
_timer.stop ();
_applyTime += _timer.realtime ();
_timer.start ();
#endif // INCLUDE_TIMING
this->_VD.dot (this->_value, this->u, w); // GV
#ifdef INCLUDE_TIMING
_timer.stop ();
_dotTime += _timer.realtime ();
#endif // INCLUDE_TIMING
this->casenumber = 1;
}
}
void _wait () {}
};
}
#endif // __LINBOX_blackbox_container_H
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