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// ***********************************************************************
//
// Ifpack: Object-Oriented Algebraic Preconditioner Package
// Copyright (2002) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ***********************************************************************
//@HEADER
*/
#ifndef _ifp_parameters_h_
#define _ifp_parameters_h_
#include <Ifpack_ConfigDefs.h>
#include <Teuchos_map.hpp>
#include <Teuchos_ParameterList.hpp>
#include <Epetra_CombineMode.h>
namespace Ifpack {
//define enum values to which parameter names will be mapped.
enum parameter {
//parameters of type double
absolute_threshold,
relative_threshold,
drop_tolerance,
fill_tolerance,
relax_value,
//parameters of type int
//(if you add or remove int parameters, be sure to
//update FIRST_INT_PARAM and LAST_INT_PARAM macros below, as
//they are used below and in ifp_parameters.cpp)
level_fill,
level_overlap,
num_steps,
//mixed type parameters
use_reciprocal,
overlap_mode
};
#define FIRST_INT_PARAM Ifpack::level_fill
#define LAST_INT_PARAM Ifpack::num_steps
//define struct with union of all Ifpack parameters
struct param_struct {
int int_params[LAST_INT_PARAM-FIRST_INT_PARAM+1];
double double_params[FIRST_INT_PARAM];
bool use_reciprocal;
Epetra_CombineMode overlap_mode;
};
Teuchos::map<string,parameter>& key_map();
void initialize_string_map();
string upper_case(const string& s);
void set_parameters(const Teuchos::ParameterList& parameterlist,
param_struct& params,
bool cerr_warning_if_unused=false);
}//namespace Ifpack
#endif //_ifp_parameters_h_
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