Teko_JacobiPreconditionerFactory.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_JacobiPreconditionerFactory_hpp__
#define __Teko_JacobiPreconditionerFactory_hpp__

#include "Teuchos_RCP.hpp"

#include "Teko_BlockPreconditionerFactory.hpp"
#include "Teko_BlockInvDiagonalStrategy.hpp"

namespace Teko {

class JacobiPreconditionerFactory : public BlockPreconditionerFactory {
 public:


  JacobiPreconditionerFactory(const LinearOp& invD0, const LinearOp& invD1);

  JacobiPreconditionerFactory(const RCP<const BlockInvDiagonalStrategy>& strategy);

  JacobiPreconditionerFactory();


  LinearOp buildPreconditionerOperator(BlockedLinearOp& blo, BlockPreconditionerState& state) const;

  Teuchos::RCP<const BlockInvDiagonalStrategy> getInvDiagStrategy() const {
    return invOpsStrategy_;
  }

 protected:
  using Teko::BlockPreconditionerFactory::buildPreconditionerOperator;

  Teuchos::RCP<const BlockInvDiagonalStrategy> invOpsStrategy_;

  virtual void initializeFromParameterList(const Teuchos::ParameterList& pl);
};

}  // end namespace Teko

#endif