Rythmos_RampingIntegrationControlStrategy_decl.hpp

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// ***********************************************************************
//
//                           Rythmos Package
//                 Copyright (2006) 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.
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// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
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// You should have received a copy of the GNU Lesser General Public
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#ifndef RYTHMOS_RAMPING_INTEGRATION_CONTROL_STRATEGY_DECL_HPP
#define RYTHMOS_RAMPING_INTEGRATION_CONTROL_STRATEGY_DECL_HPP


#include "Rythmos_IntegrationControlStrategyBase.hpp"
#include "Rythmos_StepperBase.hpp"
#include "Rythmos_StepControlInfo.hpp"
#include "Teuchos_ParameterListAcceptorDefaultBase.hpp"


namespace Rythmos {


template<class Scalar>
class RampingIntegrationControlStrategy
  : virtual public IntegrationControlStrategyBase<Scalar>,
    virtual public Teuchos::ParameterListAcceptorDefaultBase
{
public:


  RampingIntegrationControlStrategy();



  void setParameterList(RCP<ParameterList> const& paramList);

  RCP<const ParameterList> getValidParameters() const;



  bool handlesFailedTimeSteps() const;

  RCP<IntegrationControlStrategyBase<Scalar> >
  cloneIntegrationControlStrategy() const;

  void resetIntegrationControlStrategy(
    const TimeRange<Scalar> &integrationTimeDomain
    );

  StepControlInfo<Scalar>
  getNextStepControlInfo(
    const StepperBase<Scalar> &stepper,
    const StepControlInfo<Scalar> &stepCtrlInfoLast,
    const int timeStepIter
    );

  bool resetForFailedTimeStep(
    const StepperBase<Scalar> &stepper,
    const StepControlInfo<Scalar> &stepCtrlInfoLast,
    const int timeStepIter,
    const StepControlInfo<Scalar> &stepCtrlInfo
    );


private:

  int num_ramping_steps_;
  Scalar initial_dt_;
  Scalar max_dt_;
  Scalar ramping_factor_;

  Scalar current_dt_;

  TimeRange<Scalar> integrationTimeDomain_;

  static const std::string num_ramping_steps_name_;
  static const int num_ramping_steps_default_;

  static const std::string initial_dt_name_;
  static const double initial_dt_default_;

  static const std::string max_dt_name_;
  static const double max_dt_default_;

  static const std::string ramping_factor_name_;
  static const double ramping_factor_default_;

};


template<class Scalar> 
RCP<RampingIntegrationControlStrategy<Scalar> >
rampingIntegrationControlStrategy();


template<class Scalar> 
RCP<RampingIntegrationControlStrategy<Scalar> >
rampingIntegrationControlStrategy( const RCP<ParameterList> &paramList );



} // namespace Rythmos


#endif // RYTHMOS_RAMPING_INTEGRATION_CONTROL_STRATEGY_DECL_HPP