Teko_DiagonalPreconditionerFactory.hpp

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//      Teko: A package for block and physics based preconditioning
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#ifndef __Teko_DiagonalPreconditionerFactory_hpp__
#define __Teko_DiagonalPreconditionerFactory_hpp__
 
// Teko includes
#include "Teko_PreconditionerState.hpp"
#include "Teko_PreconditionerFactory.hpp"
 
class EpetraExt_PointToBlockDiagPermute; 
 
 
namespace Teko {
 
using Thyra::LinearOpBase;
using Thyra::DefaultPreconditioner;
 
 
class DiagonalPrecondState : public Teko::PreconditionerState {
public:
  DiagonalPrecondState();
 
  Teuchos::RCP<EpetraExt_PointToBlockDiagPermute> BDP_;
};
 
class DiagonalPreconditionerFactory 
   : public virtual Teko::PreconditionerFactory {
public:
 
 
  
  DiagonalPreconditionerFactory();
 
  
  Teuchos::RCP<PreconditionerState> buildPreconditionerState() const;
 
 
  LinearOp buildPreconditionerOperator(LinearOp & lo,PreconditionerState & state) const;
 
  virtual void initializeFromParameterList(const Teuchos::ParameterList & pl);
 
protected: 
  mutable Teuchos::ParameterList List_;
 
  DiagonalType diagonalType_;
};
 
} // end namespace Teko
 
#endif