Rythmos_StepperBase_decl.hpp

//@HEADER
// ***********************************************************************
//
//                           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.
//
// 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
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// 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 Todd S. Coffey (tscoffe@sandia.gov)
//
// ***********************************************************************
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#ifndef Rythmos_STEPPER_BASE_DECL_H
#define Rythmos_STEPPER_BASE_DECL_H


#include "Rythmos_InterpolationBufferBase.hpp"
#include "Rythmos_StepperSupportTypes.hpp"
#include "Rythmos_Types.hpp"
#include "Teuchos_Describable.hpp"
#include "Thyra_ModelEvaluator.hpp"


namespace Rythmos {

namespace {
  const std::string RythmosStepControlSettings_name = "Step Control Settings";
}

template<class Scalar> 
class StepperBase : virtual public InterpolationBufferBase<Scalar>
{
public:

  virtual bool supportsCloning() const;

  virtual RCP<StepperBase<Scalar> > cloneStepperAlgorithm() const;

  virtual bool isImplicit() const;

  virtual bool acceptsModel() const;
    
  virtual void setModel(
    const RCP<const Thyra::ModelEvaluator<Scalar> > &model
    ) = 0;
    
  virtual RCP<const Thyra::ModelEvaluator<Scalar> >
  getModel() const = 0;

  virtual void setInitialCondition(
    const Thyra::ModelEvaluatorBase::InArgs<Scalar> &initialCondition
    );
  
  virtual Scalar takeStep(Scalar dt, StepSizeType stepType) = 0;

  virtual const StepStatus<Scalar> getStepStatus() const = 0;

  virtual void setStepControlData(const StepperBase & stepper);

};


template<class Scalar>
bool isInitialized( const StepperBase<Scalar>& stepper );


} // namespace Rythmos

#endif //Rythmos_STEPPER_BASE_DECL_H

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