00001 /* @HEADER@ */ 00002 // ************************************************************************ 00003 // 00004 // Playa: Programmable Linear Algebra 00005 // Copyright 2012 Sandia Corporation 00006 // 00007 // Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation, 00008 // the U.S. Government retains certain rights in this software. 00009 // 00010 // Redistribution and use in source and binary forms, with or without 00011 // modification, are permitted provided that the following conditions are 00012 // met: 00013 // 00014 // 1. Redistributions of source code must retain the above copyright 00015 // notice, this list of conditions and the following disclaimer. 00016 // 00017 // 2. Redistributions in binary form must reproduce the above copyright 00018 // notice, this list of conditions and the following disclaimer in the 00019 // documentation and/or other materials provided with the distribution. 00020 // 00021 // 3. Neither the name of the Corporation nor the names of the 00022 // contributors may be used to endorse or promote products derived from 00023 // this software without specific prior written permission. 00024 // 00025 // THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY 00026 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00027 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00028 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE 00029 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00030 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00031 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00032 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00033 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00034 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00035 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00036 // 00037 // Questions? Contact Kevin Long (kevin.long@ttu.edu) 00038 // 00039 00040 /* @HEADER@ */ 00041 00042 #ifndef PLAYA_MLOPERATOR_HPP 00043 #define PLAYA_MLOPERATOR_HPP 00044 00045 00046 #include "PlayaEpetraMatrix.hpp" 00047 #include "PlayaLinearOpWithSpacesDecl.hpp" 00048 00049 #include "ml_MultiLevelPreconditioner.h" 00050 #include "EpetraPlayaOperator.hpp" 00051 00052 namespace Playa 00053 { 00054 /** 00055 * 00056 */ 00057 class MLOperator : 00058 public LinearOpWithSpaces<double> 00059 { 00060 public: 00061 /** */ 00062 MLOperator( 00063 const LinearOperator<double>& op, 00064 const ParameterList& mlParams); 00065 00066 /** 00067 * Apply the operator. 00068 * 00069 * \param applyType Indicates whether to apply the operator, its transpose, 00070 * or its conjugate transpose. 00071 * \param in The vector on which the operator is to act 00072 * \param out The vector into which the result of the operation 00073 * is to be written. This vector should already be initialized by the 00074 * appropriate space. 00075 **/ 00076 virtual void apply( 00077 Teuchos::ETransp applyType, 00078 const Vector<double>& in, 00079 Vector<double> out) const ; 00080 00081 00082 private: 00083 RCP<ML_Epetra::MultiLevelPreconditioner> mlPrec_; 00084 00085 }; 00086 } 00087 00088 #endif /* PlayaIFPACKOPERATOR_HPP */