00001 // $Id: NOX_Direction_Generic.H,v 1.16 2007/06/21 16:22:46 rhoope Exp $ 00002 // $Source: /space/CVS/Trilinos/packages/nox/src/NOX_Direction_Generic.H,v $ 00003 00004 //@HEADER 00005 // ************************************************************************ 00006 // 00007 // NOX: An Object-Oriented Nonlinear Solver Package 00008 // Copyright (2002) Sandia Corporation 00009 // 00010 // LOCA: Library of Continuation Algorithms Package 00011 // Copyright (2005) Sandia Corporation 00012 // 00013 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive 00014 // license for use of this work by or on behalf of the U.S. Government. 00015 // 00016 // This library is free software; you can redistribute it and/or modify 00017 // it under the terms of the GNU Lesser General Public License as 00018 // published by the Free Software Foundation; either version 2.1 of the 00019 // License, or (at your option) any later version. 00020 // 00021 // This library is distributed in the hope that it will be useful, but 00022 // WITHOUT ANY WARRANTY; without even the implied warranty of 00023 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00024 // Lesser General Public License for more details. 00025 // 00026 // You should have received a copy of the GNU Lesser General Public 00027 // License along with this library; if not, write to the Free Software 00028 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 00029 // USA 00030 // 00031 // Questions? Contact Roger Pawlowski (rppawlo@sandia.gov) or 00032 // Eric Phipps (etphipp@sandia.gov), Sandia National Laboratories. 00033 // ************************************************************************ 00034 // CVS Information 00035 // $Source: /space/CVS/Trilinos/packages/nox/src/NOX_Direction_Generic.H,v $ 00036 // $Author: rhoope $ 00037 // $Date: 2007/06/21 16:22:46 $ 00038 // $Revision: 1.16 $ 00039 // ************************************************************************ 00040 //@HEADER 00041 00042 #ifndef NOX_DIRECTION_GENERIC_H 00043 #define NOX_DIRECTION_GENERIC_H 00044 00045 #include "Teuchos_RCP.hpp" 00046 00047 // Forward declarations 00048 namespace Teuchos { 00049 class ParameterList; 00050 } 00051 namespace NOX { 00052 class GlobalData; 00053 namespace Abstract { 00054 class Vector; 00055 class Group; 00056 } 00057 namespace Solver { 00058 class Generic; 00059 class LineSearchBased; 00060 } 00061 } 00062 00063 namespace NOX { 00064 00066 00071 namespace Direction { 00072 00074 00078 class Generic { 00079 00080 public: 00081 00083 00086 Generic() {}; 00087 00089 virtual ~Generic() {}; 00090 00092 virtual bool reset(const Teuchos::RCP<NOX::GlobalData>& gd, 00093 Teuchos::ParameterList& params) = 0; 00094 00106 virtual bool compute(NOX::Abstract::Vector& dir, NOX::Abstract::Group& grp, 00107 const NOX::Solver::Generic& solver) = 0; 00108 00121 virtual bool compute(NOX::Abstract::Vector& dir, NOX::Abstract::Group& grp, 00122 const NOX::Solver::LineSearchBased& solver); 00123 }; 00124 } // namespace Direction 00125 } // namespace NOX 00126 00127 #endif