Thyra_DefaultSpmdVectorSpace_decl.hpp

// @HEADER
// *****************************************************************************
//    Thyra: Interfaces and Support for Abstract Numerical Algorithms
//
// Copyright 2004 NTESS and the Thyra contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#ifndef THYRA_DEFAULT_SPMD_VECTOR_SPACE_DECL_HPP
#define THYRA_DEFAULT_SPMD_VECTOR_SPACE_DECL_HPP


#include "Thyra_SpmdVectorSpaceDefaultBase_decl.hpp"
#include "Thyra_ProductVectorSpaceBase.hpp"


namespace Thyra {


template<class Scalar>
class DefaultSpmdVectorSpace
  : public SpmdVectorSpaceDefaultBase<Scalar>
{
public:


  static RCP<DefaultSpmdVectorSpace<Scalar> > create();

  void initialize(const Ordinal dim);

  void initialize(
    const RCP<const Teuchos::Comm<Ordinal> > &comm,
    const Ordinal localSubDim, const Ordinal globalDim,
    const bool isLocallyReplicated = false
    );

  void uninitialize();


  bool hasInCoreView(
    const Range1D& rng, const EViewType viewType, const EStrideType strideType
    ) const;
  RCP< const VectorSpaceBase<Scalar> > clone() const;

protected:


  RCP<VectorBase<Scalar> >
  createMember() const;
  RCP<MultiVectorBase<Scalar> >
  createMembers(int numMembers) const;
  RCP<VectorBase<Scalar> >
  createMemberView( const RTOpPack::SubVectorView<Scalar> &raw_v ) const;
  RCP<const VectorBase<Scalar> >
  createMemberView( const RTOpPack::ConstSubVectorView<Scalar> &raw_v ) const;
  RCP<MultiVectorBase<Scalar> >
  createMembersView( const RTOpPack::SubMultiVectorView<Scalar> &raw_mv ) const;
  RCP<const MultiVectorBase<Scalar> >
  createMembersView( const RTOpPack::ConstSubMultiVectorView<Scalar> &raw_mv ) const;


public:


  RCP<const Teuchos::Comm<Ordinal> > getComm() const;
  Ordinal localSubDim() const;


private:

  // //////////////////////////////////////
  // Private data members

  RCP<const Teuchos::Comm<Ordinal> > comm_;
  Ordinal localSubDim_;
  int numProc_;
  int procRank_;
  RCP<DefaultSpmdVectorSpace<Scalar> > weakSelfPtr_;

  // /////////////////////////////////////
  // Private member functions
 
  DefaultSpmdVectorSpace();

public:

}; // end class DefaultSpmdVectorSpace


template<class Scalar>
RCP<DefaultSpmdVectorSpace<Scalar> >
defaultSpmdVectorSpace()
{
  return DefaultSpmdVectorSpace<Scalar>::create();
}


template<class Scalar>
RCP<DefaultSpmdVectorSpace<Scalar> >
defaultSpmdVectorSpace( const Ordinal dim )
{
  RCP<DefaultSpmdVectorSpace<Scalar> > vs =
    DefaultSpmdVectorSpace<Scalar>::create();
  vs->initialize(dim);
  return vs;
}


template<class Scalar>
RCP<DefaultSpmdVectorSpace<Scalar> >
defaultSpmdVectorSpace(
  const RCP<const Teuchos::Comm<Ordinal> > &comm,
  const Ordinal localSubDim, const Ordinal globalDim,
  const bool isLocallyReplicated = false
  )
{
  RCP<DefaultSpmdVectorSpace<Scalar> > vs =
    DefaultSpmdVectorSpace<Scalar>::create();
  vs->initialize(comm, localSubDim, globalDim, isLocallyReplicated);
  return vs;
}


template<class Scalar>
RCP<DefaultSpmdVectorSpace<Scalar> >
locallyReplicatedDefaultSpmdVectorSpace(
  const RCP<const Teuchos::Comm<Ordinal> > &comm,
  const Ordinal globalDim
  )
{
  RCP<DefaultSpmdVectorSpace<Scalar> > vs =
    DefaultSpmdVectorSpace<Scalar>::create();
  vs->initialize(comm, globalDim, globalDim, true);
  return vs;
}


} // end namespace Thyra


#endif // THYRA_DEFAULT_SPMD_VECTOR_SPACE_DECL_HPP