/usr/include/trilinos/Piro_Epetra_SensitivityOperator.hpp is in libtrilinos-piro-dev 12.10.1-3.
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// ************************************************************************
//
// Piro: Strategy package for embedded analysis capabilitites
// Copyright (2010) Sandia Corporation
//
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// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
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// @HEADER
#ifndef PIRO_EPETRA_SENSITIVITY_OPERATOR_H
#define PIRO_EPETRA_SENSITIVITY_OPERATOR_H
#include "Epetra_Operator.h"
#include "EpetraExt_ModelEvaluator.h"
#include "Teuchos_RCP.hpp"
#include "Teuchos_ParameterList.hpp"
#include "NOX_Epetra_Group.H"
#include "LOCA_Epetra_TransposeLinearSystem_AbstractStrategy.H"
namespace Piro {
namespace Epetra {
/*!
* \brief Epetra_Operator representing dg/dp
*/
class SensitivityOperator : public Epetra_Operator {
public:
/** \name Constructors/initializers */
//@{
/** \brief Takes the number of elements in the discretization . */
SensitivityOperator(
const Teuchos::RCP<const Epetra_Map>& g_map,
const Teuchos::RCP<const Epetra_Map>& p_map);
void setup(
const EpetraExt::ModelEvaluator::Derivative& dfdp,
const EpetraExt::ModelEvaluator::Derivative& dgdx,
const EpetraExt::ModelEvaluator::Derivative& dgdp,
Teuchos::RCP<Teuchos::ParameterList>& piroParams,
const Teuchos::RCP<NOX::Epetra::Group>& grp,
const Teuchos::RCP<LOCA::Epetra::TransposeLinearSystem::AbstractStrategy>& tls_strategy);
//@}
~SensitivityOperator();
/** \name Overridden from Epetra_Operator . */
//@{
//! Set to true if the transpose of the operator is requested
virtual int SetUseTranspose(bool UseTranspose);
/*!
* \brief Returns the result of a Epetra_Operator applied to a
* Epetra_MultiVector Input in Result as described above.
*/
virtual int Apply(const Epetra_MultiVector& Input,
Epetra_MultiVector& Result) const;
/*!
* \brief Returns the result of the inverse of the operator applied to a
* Epetra_MultiVector Input in Result as described above.
*/
virtual int ApplyInverse(const Epetra_MultiVector& X,
Epetra_MultiVector& Y) const;
//! Returns an approximate infinity norm of the operator matrix.
virtual double NormInf() const;
//! Returns a character string describing the operator
virtual const char* Label () const;
//! Returns the current UseTranspose setting.
virtual bool UseTranspose() const;
/*!
* \brief Returns true if the \e this object can provide an
* approximate Inf-norm, false otherwise.
*/
virtual bool HasNormInf() const;
/*!
* \brief Returns a reference to the Epetra_Comm communicator
* associated with this operator.
*/
virtual const Epetra_Comm & Comm() const;
/*!
* \brief Returns the Epetra_Map object associated with the
* domain of this matrix operator.
*/
virtual const Epetra_Map& OperatorDomainMap () const;
/*!
* \brief Returns the Epetra_Map object associated with the
* range of this matrix operator.
*/
virtual const Epetra_Map& OperatorRangeMap () const;
//@}
private:
//! Private to prohibit copying
SensitivityOperator(const SensitivityOperator&);
//! Private to prohibit copying
SensitivityOperator& operator=(const SensitivityOperator&);
int applyForward(const Epetra_MultiVector& Input,
Epetra_MultiVector& Result) const;
int applyAdjoint(const Epetra_MultiVector& Input,
Epetra_MultiVector& Result) const;
private:
//! Label for operator
std::string label;
//! Response map (range map for forward sensitivities)
Teuchos::RCP<const Epetra_Map> g_map;
//! Parameter map (domain map for forward sensitivities)
Teuchos::RCP<const Epetra_Map> p_map;
//! Whether to use the transpose
bool useTranspose;
//! Stores df/dp as multi-vector or operator
EpetraExt::ModelEvaluator::Derivative dfdp;
//! Stores dg/dx as multi-vector or operator
EpetraExt::ModelEvaluator::Derivative dgdx;
//! Stores dg/dp as multi-vector or operator
EpetraExt::ModelEvaluator::Derivative dgdp;
//! Group from solver for applyJacobianInverse
Teuchos::RCP<NOX::Epetra::Group> grp;
//! Transpose solver
Teuchos::RCP<LOCA::Epetra::TransposeLinearSystem::AbstractStrategy> tls_strategy;
//! Piro parameters for solvers
Teuchos::RCP<Teuchos::ParameterList> piroParams;
};
}
}
#endif
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