00001 // $Id: NOX_Epetra_Interface_Required.H,v 1.4 2006/08/22 00:01:31 rppawlo Exp $ 00002 // $Source: /space/CVS/Trilinos/packages/nox/src-epetra/NOX_Epetra_Interface_Required.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-epetra/NOX_Epetra_Interface_Required.H,v $ 00036 // $Author: rppawlo $ 00037 // $Date: 2006/08/22 00:01:31 $ 00038 // $Revision: 1.4 $ 00039 // ************************************************************************ 00040 //@HEADER 00041 00042 #ifndef NOX_EPETRA_INTERFACE_REQUIRED_H 00043 #define NOX_EPETRA_INTERFACE_REQUIRED_H 00044 00045 #include "NOX_Common.H" 00046 00047 // Forward declarations 00048 class Epetra_Vector; 00049 00050 namespace NOX { 00051 namespace Epetra { 00052 00058 namespace Interface { 00059 00068 class Required { 00069 00070 public: 00071 00073 00081 enum FillType { 00083 Residual, 00085 Jac, 00087 Prec, 00089 FD_Res, 00091 MF_Res, 00093 MF_Jac, 00095 User 00096 }; 00097 00099 Required() {}; 00100 00102 virtual ~Required() {}; 00103 00105 virtual bool computeF(const Epetra_Vector& x, Epetra_Vector& F, 00106 const FillType fillFlag) = 0; 00107 00108 }; 00109 } // namespace Interface 00110 } // namespace Epetra 00111 } // namespace NOX 00112 00113 #endif