/usr/include/trilinos/Stokhos_SGQuadMPModelEvaluator.hpp is in libtrilinos-stokhos-dev 12.10.1-3.
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#ifndef STOKHOS_SGQUADMPMODELEVALUATOR_HPP
#define STOKHOS_SGQUADMPMODELEVALUATOR_HPP
#include "EpetraExt_ModelEvaluator.h"
#include "EpetraExt_MultiComm.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 multi-point ModelEvaluator
* at a set of quadrature points.
*/
class SGQuadMPModelEvaluator : public EpetraExt::ModelEvaluator {
public:
// Constructor
SGQuadMPModelEvaluator(
const Teuchos::RCP<EpetraExt::ModelEvaluator>& me,
const Teuchos::RCP<const EpetraExt::MultiComm>& mp_comm,
const Teuchos::RCP<const Epetra_Map>& mp_block_map);
/** \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;
//! Parallel MP communicator
Teuchos::RCP<const EpetraExt::MultiComm> mp_comm;
//! Map for layout of parallel MP blocks
Teuchos::RCP<const Epetra_Map> mp_block_map;
//! SG quadrature
Teuchos::RCP<const Stokhos::Quadrature<int,double> > sg_quad;
//! Number of parameter vectors
int num_p;
//! Number of response vectors
int num_g;
//! Number of multipoint parameter vectors
int num_p_mp;
//! Number of multipoint response vectors
int num_g_mp;
//! Index map between block-p and p_mp maps
Teuchos::Array<int> mp_p_index_map;
//! Index map between block-g and g_mp maps
Teuchos::Array<int> mp_g_index_map;
//! Time derivative vector
mp_vector_t x_dot_mp;
//! Solution vector
mp_vector_t x_mp;
//! Parameter vectors
Teuchos::Array<mp_vector_t> p_mp;
//! Residual vector
mp_vector_t f_mp;
//! W operator
mp_operator_t W_mp;
//! Residual derivatives
Teuchos::Array<MPDerivative> dfdp_mp;
//! Response vectors
Teuchos::Array<mp_vector_t> g_mp;
//! Response derivative
Teuchos::Array<MPDerivative> dgdx_mp;
//! Response derivative
Teuchos::Array<MPDerivative> dgdx_dot_mp;
//! Response sensitivities
Teuchos::Array< Teuchos::Array<MPDerivative> > dgdp_mp;
};
}
#endif // STOKHOS_SGQUADMPMODELEVALUATOR_HPP
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