00001 // $Id: LOCA_AnasaziOperator_AbstractStrategy.H,v 1.8 2008/02/28 18:33:44 agsalin Exp $ 00002 // $Source: /space/CVS/Trilinos/packages/nox/src-loca/src/LOCA_AnasaziOperator_AbstractStrategy.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-loca/src/LOCA_AnasaziOperator_AbstractStrategy.H,v $ 00036 // $Author: agsalin $ 00037 // $Date: 2008/02/28 18:33:44 $ 00038 // $Revision: 1.8 $ 00039 // ************************************************************************ 00040 //@HEADER 00041 00042 #ifndef LOCA_ANASAZIOPERATOR_ABSTRACTSTRATEGY_H 00043 #define LOCA_ANASAZIOPERATOR_ABSTRACTSTRATEGY_H 00044 00045 #include "NOX_Abstract_Group.H" // for ReturnType 00046 00047 namespace LOCA { 00048 00050 namespace AnasaziOperator { 00051 00053 00090 class AbstractStrategy { 00091 00092 public: 00093 00095 AbstractStrategy() {} 00096 00098 virtual ~AbstractStrategy() {} 00099 00103 virtual const string& label() const = 0; 00104 00108 virtual void 00109 apply(const NOX::Abstract::MultiVector& input, 00110 NOX::Abstract::MultiVector& output) const = 0; 00111 00115 virtual void 00116 preProcessSeedVector(NOX::Abstract::MultiVector& ivec) {}; 00117 00121 virtual void 00122 transformEigenvalue(double& ev_r, double& ev_i) const = 0; 00123 00127 virtual NOX::Abstract::Group::ReturnType 00128 rayleighQuotient(const NOX::Abstract::Vector& evec_r, 00129 const NOX::Abstract::Vector& evec_i, 00130 double& rq_r, double& rq_i) const = 0; 00131 00132 private: 00133 00135 AbstractStrategy(const AbstractStrategy&); 00136 00138 AbstractStrategy& operator = (const AbstractStrategy&); 00139 00140 }; // Class AbstractStrategy 00141 00142 } // Namespace AnasaziOperator 00143 00144 } // Namespace LOCA 00145 00146 #endif // LOCA_ANASAZIOPERATOR_ABSTRACTSTRATEGY_H