This file is indexed.

/usr/include/trilinos/NOX_LineSearch_SafeguardedDirection.hpp is in libtrilinos-nox-dev 12.4.2-2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  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
// $Id$
// $Source$

//@HEADER
// ************************************************************************
//
//            NOX: An Object-Oriented Nonlinear Solver Package
//                 Copyright (2002) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Roger Pawlowski (rppawlo@sandia.gov) or
// Eric Phipps (etphipp@sandia.gov), Sandia National Laboratories.
// ************************************************************************
//  CVS Information
//  $Source$
//  $Author$
//  $Date$
//  $Revision$
// ************************************************************************
//@HEADER

#ifndef NOX_LINESEARCH_SAFEGUARDED_DIRECTION_HPP
#define NOX_LINESEARCH_SAFEGUARDED_DIRECTION_HPP

#include "NOX_LineSearch_Generic.H" // base class

#include "NOX_LineSearch_Utils_Printing.H"  // class data member
#include "NOX_LineSearch_Utils_Counters.H"  // class data member
#include "Teuchos_RCP.hpp"          // class data member

// Forward Declarations
namespace NOX {
  namespace MeritFunction {
    class Generic;
  }
}

namespace NOX {
namespace LineSearch {

/* \brief A line search that limits the magnitued of individual entries of the direction update vector.  The limits are defined by a user supplied vector.  NOTE: This is dangerous and not a true line search in the fact that the update direction will be changed on an entry-by-entry basis and may no longer be a descent direction.  Use at your own risk!
*/

class SafeguardedDirection : public Generic {

public:

  //! Constructor
  SafeguardedDirection(const Teuchos::RCP<NOX::GlobalData>& gd,
               Teuchos::ParameterList& params);

  // derived
  bool reset(const Teuchos::RCP<NOX::GlobalData>& gd,
         Teuchos::ParameterList& params);

  // derived
  bool compute(NOX::Abstract::Group& newgrp, double& step,
           const NOX::Abstract::Vector& dir,
           const NOX::Solver::Generic& s);

  Teuchos::RCP<const Teuchos::ParameterList> getValidParameters();

private:

  void printOpeningRemarks() const;

private:

  Teuchos::RCP<NOX::Abstract::Vector> userLimits_;
  Teuchos::RCP<NOX::Abstract::Vector> limitDifference_;
  Teuchos::RCP<NOX::Abstract::Vector> scaledUpdate_;

  Teuchos::ParameterList* paramsPtr_;
  Teuchos::RCP<Teuchos::ParameterList> validParams_;
  bool useCounter_;
  Teuchos::RCP<NOX::GlobalData> globalDataPtr_;
  NOX::LineSearch::Utils::Printing print_;
  NOX::LineSearch::Utils::Counters counter_;

};
} // namespace LineSearch
} // namespace NOX
#endif