AbstractLinAlgPack_VectorSpaceSerial.cpp

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#include <assert.h>

#include "AbstractLinAlgPack_VectorSpaceSerial.hpp"
#include "AbstractLinAlgPack_VectorSpaceFactorySerial.hpp"
#include "AbstractLinAlgPack_VectorMutableDense.hpp"
#include "AbstractLinAlgPack_MultiVectorMutableDense.hpp"
#include "AbstractLinAlgPack_VectorMutable.hpp"
#include "AbstractLinAlgPack_GenPermMatrixSlice.hpp"
#include "DenseLinAlgPack_DVectorClass.hpp"
#include "Teuchos_Assert.hpp"

#ifdef TEUCHOS_DEBUG
#define CLASS_MEMBER_PTRS \
const VectorSpaceSerial  *_this = this; \
const size_type *_dim = &dim_;
#else
#define CLASS_MEMBER_PTRS
#endif

namespace AbstractLinAlgPack {

VectorSpaceSerial::VectorSpaceSerial( size_type dim )
{
  CLASS_MEMBER_PTRS
  initialize(dim);
}

void VectorSpaceSerial::initialize( size_type dim )
{
  CLASS_MEMBER_PTRS
  dim_ = dim;
}

// Overridden from VectorSpace

bool VectorSpaceSerial::is_compatible(const VectorSpace& a_vec_space ) const
{
  CLASS_MEMBER_PTRS
  return this->dim() == a_vec_space.dim() && a_vec_space.is_in_core();
}

bool VectorSpaceSerial::is_in_core() const
{
  return true;
}

index_type VectorSpaceSerial::dim() const
{
  CLASS_MEMBER_PTRS
  return dim_;
}

VectorSpace::space_fcty_ptr_t
VectorSpaceSerial::small_vec_spc_fcty() const
{
  CLASS_MEMBER_PTRS
  return Teuchos::rcp(new VectorSpaceFactorySerial());
}

VectorSpace::space_ptr_t
VectorSpaceSerial::clone() const
{
  CLASS_MEMBER_PTRS
  namespace mmp = MemMngPack;
  return Teuchos::rcp( new VectorSpaceSerial( dim_  ) );
}

VectorSpace::vec_mut_ptr_t
VectorSpaceSerial::create_member() const
{
  CLASS_MEMBER_PTRS
  namespace mmp = MemMngPack;
  return Teuchos::rcp(new VectorMutableDense(dim_));
}

VectorSpace::multi_vec_mut_ptr_t
VectorSpaceSerial::create_members(size_type num_vecs) const
{
  CLASS_MEMBER_PTRS
  namespace mmp = MemMngPack;
  return Teuchos::rcp(new MultiVectorMutableDense(dim_,num_vecs));
}

VectorSpace::space_ptr_t
VectorSpaceSerial::sub_space(const Range1D& rng_in) const
{
  CLASS_MEMBER_PTRS
  namespace mmp = MemMngPack;
  const size_type this_dim = this->dim();
  const Range1D rng = RangePack::full_range( rng_in, 1, this_dim );
#ifdef TEUCHOS_DEBUG
  TEUCHOS_TEST_FOR_EXCEPTION(
    rng.ubound() > this_dim, std::out_of_range
    ,"VectorSpaceSerial::sub_view(...) : Error, "
    "rng = ["<<rng.lbound()<<","<<rng.ubound()<<"] "
    "is not in the range [1,this->dim()] = [1," << this_dim );
#endif
  if( rng == Range1D(1,this_dim) )
    return Teuchos::rcp( this, false );
  return Teuchos::rcp( new VectorSpaceSerial( rng.size() ) ); 
}

VectorSpace::space_ptr_t
VectorSpaceSerial::space(
  const GenPermMatrixSlice  &P
  ,BLAS_Cpp::Transp         P_trans
  ) const
{
  CLASS_MEMBER_PTRS
  return Teuchos::rcp( new VectorSpaceSerial( BLAS_Cpp::rows( P.rows(), P.cols(), P_trans ) ) ); 
}

} // end namespace AbstractLinAlgPack