Teko_ImplicitLinearOp.hpp

// @HEADER
// *****************************************************************************
//      Teko: A package for block and physics based preconditioning
//
// Copyright 2010 NTESS and the Teko contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
#ifndef __Teko_ImplicitLinearOp_hpp__
#define __Teko_ImplicitLinearOp_hpp__
 
#include "Teko_Utilities.hpp"
 
namespace Teko {

class ImplicitLinearOp : public Thyra::LinearOpBase<double> {
 public:
  virtual VectorSpace range() const = 0;

  virtual VectorSpace domain() const = 0;

  virtual void implicitApply(const MultiVector& x, MultiVector& y, const double alpha = 1.0,
                             const double beta = 0.0) const = 0;
 
 protected:

 
  virtual bool opSupportedImpl(const Thyra::EOpTransp M_trans) const;
 
  virtual void applyImpl(const Thyra::EOpTransp M_trans, const Thyra::MultiVectorBase<double>& x,
                         const Teuchos::Ptr<Thyra::MultiVectorBase<double> >& y, const double alpha,
                         const double beta) const;

};
 
}  // end namespace Teko
 
#endif