Stokhos_EpetraSparse3Tensor.hpp

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#ifndef STOKHOS_EPETRA_SPARSE_3_TENSOR_HPP
#define STOKHOS_EPETRA_SPARSE_3_TENSOR_HPP
 
#include "Teuchos_RCP.hpp"
#include "Teuchos_ParameterList.hpp"
#include "Stokhos_OrthogPolyBasis.hpp"
#include "Stokhos_Sparse3Tensor.hpp"
#include "EpetraExt_MultiComm.h"
#include "Epetra_BlockMap.h"
#include "Epetra_CrsGraph.h"
 
namespace Stokhos {
 
  class EpetraSparse3Tensor {
  public:
 
    EpetraSparse3Tensor(
      const Teuchos::RCP<const Stokhos::OrthogPolyBasis<int,double> >& basis,
      const Teuchos::RCP<const Stokhos::Sparse3Tensor<int,double> >& Cijk,
      const Teuchos::RCP<const EpetraExt::MultiComm>& globalMultiComm,
      int k_begin = 0, int k_end = -1);
 
    EpetraSparse3Tensor(
      const Teuchos::RCP<const Stokhos::OrthogPolyBasis<int,double> >& basis,
      const Teuchos::RCP<const Stokhos::Sparse3Tensor<int,double> >& Cijk,
      const Teuchos::RCP<const EpetraExt::MultiComm>& globalMultiComm,
      const Teuchos::RCP<const Epetra_BlockMap>& stoch_row_map,
      const Teuchos::RCP<const Stokhos::Sparse3Tensor<int,double> >& Cijk_parallel = Teuchos::null,
      int k_begin = 0, int k_end = -1);
 
    EpetraSparse3Tensor(const EpetraSparse3Tensor& epetraCijk,
      int k_begin_ = 0, int k_end_ = -1);
 
    ~EpetraSparse3Tensor() {}
 
    void rebalance(Teuchos::ParameterList& isorropia_params);
 
    void transformToLocal();
 
    int getKBegin() const { return k_begin; }
 
    int getKEnd() const { return k_end; }
 
    bool isStochasticParallel() const { return is_parallel; }
 
    int GRID(int lrid) const { return stoch_row_map->GID(lrid); }
 
    int GCID(int lcid) const { return stoch_col_map->GID(lcid); }
 
    bool myGRID(int grid) const { return stoch_row_map->MyGID(grid); }
 
    bool myGCID(int gcid) const { return stoch_col_map->MyGID(gcid); }
 
    int numMyRows() const { return stoch_row_map->NumMyElements(); }
 
    int numMyCols() const { return stoch_col_map->NumMyElements(); }
 
    Teuchos::RCP<const EpetraExt::MultiComm> 
    getMultiComm() const { return globalMultiComm; }
 
    Teuchos::RCP<const Epetra_Comm> 
    getStochasticComm() const { return stoch_comm; }
 
    Teuchos::RCP<const Epetra_BlockMap> 
    getStochasticRowMap() const { return stoch_row_map; }
 
    Teuchos::RCP<const Epetra_BlockMap> 
    getStochasticColMap() const { return stoch_col_map; }
 
    Teuchos::RCP<const Stokhos::Sparse3Tensor<int,double> > 
    getCijk() const { return Cijk; }
 
    Teuchos::RCP<const Stokhos::Sparse3Tensor<int,double> > 
    getParallelCijk() const { return Cijk_parallel; }
 
    Teuchos::RCP<const Epetra_CrsGraph>
    getStochasticGraph() const { return stoch_graph; }
 
  protected:
 
    typedef Stokhos::Sparse3Tensor<int,double> Cijk_type;
 
    Teuchos::RCP<Cijk_type> buildParallelCijk() const;
 
  protected:
 
    Teuchos::RCP<const Stokhos::OrthogPolyBasis<int,double> > basis;
 
    Teuchos::RCP<const Cijk_type> Cijk;
 
    Teuchos::RCP<const EpetraExt::MultiComm> globalMultiComm;
 
    int num_global_stoch_blocks;
 
    int k_begin;
 
    int k_end;
 
    Teuchos::RCP<const Epetra_Comm> stoch_comm;
 
    bool is_parallel;
 
    Teuchos::RCP<const Epetra_BlockMap> stoch_row_map;
 
    Teuchos::RCP<const Epetra_BlockMap> stoch_col_map;
 
    Teuchos::RCP<const Cijk_type> Cijk_parallel;
 
    Teuchos::RCP<const Epetra_CrsGraph> stoch_graph;
 
  }; // class EpetraSparse3Tensor
 
} // namespace Stokhos
 
#endif // STOKHOS_EPETRA_SPARSE_3_TENSOR_HPP