/usr/include/trilinos/Teko_SIMPLEPreconditionerFactory.hpp is in libtrilinos-teko-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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 | /*
// @HEADER
//
// ***********************************************************************
//
// Teko: A package for block and physics based preconditioning
// Copyright 2010 Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// the U.S. Government retains certain rights in this software.
//
// 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 Eric C. Cyr (eccyr@sandia.gov)
//
// ***********************************************************************
//
// @HEADER
*/
#ifndef __Teko_SIMPLEPreconditionerFactory_hpp__
#define __Teko_SIMPLEPreconditionerFactory_hpp__
#include "Teko_BlockPreconditionerFactory.hpp"
#include "Teko_InverseFactory.hpp"
namespace Teko {
namespace NS {
// Declaration of the preconditioner factory
/** The basic XML parameter list for SIMPLE looks like.
\code
<ParameterList name="SIMPLEC">
<Parameter name="Type" type="string" value="NS SIMPLE"/>
<!-- Inverse operations to use -->
<Parameter name="Inverse Velocity Type" type="string" value="ML_GS-Velocity"/>
<Parameter name="Inverse Pressure Type" type="string" value="ML_GS-Pressure"/>
<Parameter name="Explicit Velocity Inverse Type" type="string" value="AbsRowSum"/>
<Parameter name="Alpha" type="double" value="0.9"/>
</ParameterList>
\endcode
*/
class SIMPLEPreconditionerFactory : public BlockPreconditionerFactory {
public:
// Constructor
SIMPLEPreconditionerFactory(const Teuchos::RCP<InverseFactory> & inverse,
double alpha);
// Constructor
SIMPLEPreconditionerFactory(const Teuchos::RCP<InverseFactory> & invVelFactory,
const Teuchos::RCP<InverseFactory> & invPrsFactory,
double alpha);
//! Default constructor
SIMPLEPreconditionerFactory();
// Function inherited from BlockPreconditionerFactory
LinearOp buildPreconditionerOperator(BlockedLinearOp & blo,
BlockPreconditionerState & state) const;
//! Set the mass matrix for this factory
virtual void setMassMatrix(Teko::LinearOp & mass)
{ massMatrix_ = mass; }
//! For assisting in construction of the preconditioner
virtual Teuchos::RCP<Teuchos::ParameterList> getRequestedParameters() const;
//! For assisting in construction of the preconditioner
virtual bool updateRequestedParameters(const Teuchos::ParameterList & pl);
//! Initialize from a parameter list
virtual void initializeFromParameterList(const Teuchos::ParameterList & pl);
protected:
// class members
Teuchos::RCP<InverseFactory> customHFactory_;
Teuchos::RCP<InverseFactory> invVelFactory_;
Teuchos::RCP<InverseFactory> invPrsFactory_;
double alpha_;
DiagonalType fInverseType_;
// enum FInverseType {Diagonal,Lumped,AbsRowSum,Custom} fInverseType_;
bool useMass_;
Teko::LinearOp massMatrix_;
// Info for the block-diagonal approximation to H if used.
mutable Teuchos::ParameterList BlkDiagList_;
};
} // end namespace NS
} // end namespace Teko
#endif
|