/usr/include/trilinos/Piro_Epetra_TrapezoidRuleSolver.hpp is in libtrilinos-piro-dev 12.10.1-3.
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// ************************************************************************
//
// Piro: Strategy package for embedded analysis capabilitites
// Copyright (2010) Sandia Corporation
//
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// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
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// 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
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// @HEADER
#ifndef PIRO_EPETRA_TRAPEZOIDRULESOLVER_H
#define PIRO_EPETRA_TRAPEZOIDRULESOLVER_H
#include <iostream>
#include "Epetra_Vector.h"
#include "EpetraExt_ModelEvaluator.h"
#include "NOX_Epetra_Observer.H"
#include "Teuchos_ParameterList.hpp"
#include "Teuchos_RCP.hpp"
#include "Piro_Epetra_NOXSolver.hpp"
namespace Piro {
namespace Epetra {
/** \ingroup Piro_Epetra_solver_grp */
class TrapezoidDecorator
: public EpetraExt::ModelEvaluator
{
typedef double Scalar;
public:
/** \name Constructors/initializers */
//@{
/** \brief Takes the number of elements in the discretization . */
TrapezoidDecorator(
Teuchos::RCP<EpetraExt::ModelEvaluator>& model
);
//@}
~TrapezoidDecorator();
/** \name Overridden from EpetraExt::ModelEvaluator . */
//@{
Teuchos::RCP<const Epetra_Map> get_g_map(int j) const;
/** \brief . */
Teuchos::RCP<const Epetra_Vector> get_p_init(int l) const;
/** \brief . */
Teuchos::RCP<Epetra_Operator> create_W() const;
/** \brief . */
EpetraExt::ModelEvaluator::InArgs createInArgs() const;
/** \brief . */
EpetraExt::ModelEvaluator::OutArgs createOutArgs() const;
/** \brief . */
void evalModel( const InArgs& inArgs, const OutArgs& outArgs ) const;
//! Method to give info to compute xDotDot(x), so that the
// NOX solver can treat the time dep problem as steady
void injectData(const Teuchos::RCP<Epetra_Vector>& x_,
const Teuchos::RCP<Epetra_Vector>& x_pred_a_, double fdt2_,
const Teuchos::RCP<Epetra_Vector>& x_pred_v_, double tdt_,
double time_ );
/** \brief . */
Teuchos::RCP<const Epetra_Map> get_x_map() const;
/** \brief . */
Teuchos::RCP<const Epetra_Map> get_f_map() const;
/** \brief . */
Teuchos::RCP<const Epetra_Vector> get_x_init() const;
/** \brief . */
Teuchos::RCP<const Epetra_Vector> get_x_dot_init() const;
/** \brief . */
Teuchos::RCP<const Epetra_Vector> get_x_dotdot_init() const;
/** \brief . */
Teuchos::RCP<const Epetra_Map> get_p_map(int l) const;
//@}
private:
//These are set in the constructor and used in evalModel
Teuchos::RCP<EpetraExt::ModelEvaluator> model;
Teuchos::RCP<Epetra_Vector> xDotDot;
Teuchos::RCP<Epetra_Vector> xDot;
Teuchos::RCP<Epetra_Vector> x_pred_a;
Teuchos::RCP<Epetra_Vector> x_pred_v;
Teuchos::RCP<Epetra_Vector> x_save;
double fdt2;
double tdt;
double time;
};
class TrapezoidRuleSolver
: public EpetraExt::ModelEvaluator
{
typedef double Scalar;
public:
/** \name Constructors/initializers */
//@{
/** \brief Takes the number of elements in the discretization . */
TrapezoidRuleSolver(Teuchos::RCP<Teuchos::ParameterList> appParams,
Teuchos::RCP<EpetraExt::ModelEvaluator> model,
Teuchos::RCP<NOX::Epetra::Observer> observer = Teuchos::null
);
//@}
~TrapezoidRuleSolver();
/** \name Overridden from EpetraExt::ModelEvaluator . */
//@{
Teuchos::RCP<const Epetra_Map> get_g_map(int j) const;
/** \brief . */
Teuchos::RCP<const Epetra_Vector> get_p_init(int l) const;
/** \brief . */
// Teuchos::RCP<Epetra_Operator> create_W() const;
/** \brief . */
EpetraExt::ModelEvaluator::InArgs createInArgs() const;
/** \brief . */
EpetraExt::ModelEvaluator::OutArgs createOutArgs() const;
/** \brief . */
void evalModel( const InArgs& inArgs, const OutArgs& outArgs ) const;
private:
/** \brief . */
Teuchos::RCP<const Epetra_Map> get_x_map() const;
/** \brief . */
Teuchos::RCP<const Epetra_Map> get_f_map() const;
/** \brief . */
Teuchos::RCP<const Epetra_Vector> get_x_init() const;
/** \brief . */
Teuchos::RCP<const Epetra_Map> get_p_map(int l) const;
/** \brief . */
void setProblemParamDefaults(Teuchos::ParameterList* appParams_);
/** \brief . */
void setSolverParamDefaults(Teuchos::ParameterList* appParams_);
/** \brief . */
Teuchos::RCP<const Teuchos::ParameterList>
getValidTrapezoidRuleParameters() const;
//@}
private:
//These are set in the constructor and used in evalModel
mutable Teuchos::RCP<Teuchos::ParameterList> appParams;
Teuchos::RCP<Piro::Epetra::TrapezoidDecorator> model;
Teuchos::RCP<Piro::Epetra::NOXSolver> noxSolver;
Teuchos::RCP<NOX::Epetra::Observer> observer;
Teuchos::RCP<Teuchos::FancyOStream> out;
Teuchos::EVerbosityLevel solnVerbLevel;
int num_p;
int num_g;
int numTimeSteps;
double t_init, t_final, delta_t;
};
}
}
#endif
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