/usr/include/trilinos/Stokhos_SGQuadModelEvaluator.hpp is in libtrilinos-stokhos-dev 12.4.2-2.
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#ifndef STOKHOS_SGQUADMODELEVALUATOR_HPP
#define STOKHOS_SGQUADMODELEVALUATOR_HPP
#include "EpetraExt_ModelEvaluator.h"
#include "Teuchos_RCP.hpp"
#include "Teuchos_Array.hpp"
namespace Stokhos {
/*!
* \brief ModelEvaluator adaptor that implements the stochastic Galerkin
* residual and Jacobian computations using quadrature.
*/
/*!
* This class provides a ModelEvaluator implementation to adapt a non-SG
* capable ModelEvaluator to one that can be used by
* Stokhos::SGModelEvaluator. It does so be implementing the SG residual
* and Jacobian calculations by sampling a deterministic ModelEvaluator
* at a set of quadrature points.
*/
class SGQuadModelEvaluator : public EpetraExt::ModelEvaluator {
public:
// Constructor
SGQuadModelEvaluator(
const Teuchos::RCP<EpetraExt::ModelEvaluator>& me);
/** \name Overridden from EpetraExt::ModelEvaluator . */
//@{
//! Return solution vector map
Teuchos::RCP<const Epetra_Map> get_x_map() const;
//! Return residual vector map
Teuchos::RCP<const Epetra_Map> get_f_map() const;
//! Return parameter vector map
Teuchos::RCP<const Epetra_Map> get_p_map(int l) const;
//! Return observation vector map
Teuchos::RCP<const Epetra_Map> get_g_map(int l) const;
//! Return array of parameter names
Teuchos::RCP<const Teuchos::Array<std::string> >
get_p_names(int l) const;
//! Return initial solution
Teuchos::RCP<const Epetra_Vector> get_x_init() const;
//! Return initial parameters
Teuchos::RCP<const Epetra_Vector> get_p_init(int l) const;
//! Create W = alpha*M + beta*J matrix
Teuchos::RCP<Epetra_Operator> create_W() const;
//! Create InArgs
InArgs createInArgs() const;
//! Create OutArgs
OutArgs createOutArgs() const;
//! Evaluate model on InArgs
void evalModel(const InArgs& inArgs, const OutArgs& outArgs) const;
//@}
protected:
//! Underlying model evaluator
Teuchos::RCP<EpetraExt::ModelEvaluator> me;
//! Number of parameter vectors
int num_p;
//! Number of response vectors
int num_g;
//! Time derivative vector
Teuchos::RCP<Epetra_Vector> x_dot_qp;
//! Solution vector
Teuchos::RCP<Epetra_Vector> x_qp;
//! Parameter vectors
Teuchos::Array< Teuchos::RCP<Epetra_Vector> > p_qp;
//! Residual vector
Teuchos::RCP<Epetra_Vector> f_qp;
//! W operator
Teuchos::RCP<Epetra_Operator> W_qp;
//! Residual derivatives
Teuchos::Array<EpetraExt::ModelEvaluator::Derivative> dfdp_qp;
//! Response vectors
Teuchos::Array< Teuchos::RCP<Epetra_Vector> > g_qp;
//! Response derivative
Teuchos::Array<EpetraExt::ModelEvaluator::Derivative> dgdx_qp;
//! Response derivative
Teuchos::Array<EpetraExt::ModelEvaluator::Derivative> dgdx_dot_qp;
//! Response sensitivities
Teuchos::Array< Teuchos::Array<EpetraExt::ModelEvaluator::Derivative> > dgdp_qp;
};
}
#endif // STOKHOS_SGQUADMODELEVALUATOR_HPP
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