35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECTRANSPOSER_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SVECTRANSPOSER_H_
73 class SVecTransposer :
public SparseVector< SVecTransposer<VT,TF>, TF >
94 enum { smpAssignable = VT::smpAssignable };
126 inline ConstReference
at(
size_t index )
const {
127 if( index >=
sv_.size() ) {
130 return (*
this)[index];
149 inline ConstIterator
begin()
const {
179 inline ConstIterator
end()
const {
189 inline ConstIterator
cend()
const {
201 template<
typename Other >
218 template<
typename Other >
260 inline Iterator
insert(
size_t index,
const ElementType& value ) {
261 return sv_.insert( index, value );
278 inline Iterator
find(
size_t index ) {
279 return sv_.find( index );
293 sv_.reserve( nonzeros );
322 inline void append(
size_t index,
const ElementType& value,
bool check=
false ) {
323 sv_.append( index, value, check );
333 template<
typename Other >
336 return sv_.canAlias( alias );
346 template<
typename Other >
349 return sv_.isAliased( alias );
360 return sv_.canSMPAssign();
375 template<
typename VT2 >
382 size_t nonzeros( 0UL );
384 for(
size_t i=0UL; i<
sv_.size(); ++i ) {
386 if( nonzeros++ ==
sv_.capacity() )
388 sv_.append( i, (~rhs)[i] );
405 template<
typename VT2 >
419 sv_.append( element->index(), element->value() );
437 size_t nonzeros( 2UL*
sv_.capacity()+1UL );
438 nonzeros =
max( nonzeros, 7UL );
439 nonzeros =
min( nonzeros,
sv_.size() );
478 template<
typename VT
498 template<
typename VT,
bool TF >
499 struct SubvectorTrait< SVecTransposer<VT,TF> >
Constraint on the data type.
Iterator find(size_t index)
Inserting an element into the sparse vector.
Definition: SVecTransposer.h:278
const MT::ElementType max(const DenseMatrix< MT, SO > &dm)
Returns the largest element of the dense matrix.
Definition: DenseMatrix.h:1729
Header file for mathematical functions.
VT::ConstReference ConstReference
Reference to a constant matrix value.
Definition: SVecTransposer.h:84
#define BLAZE_USER_ASSERT(expr, msg)
Run time assertion macro for user checks.In case of an invalid run time expression, the program execution is terminated. The BLAZE_USER_ASSERT macro can be disabled by setting the BLAZE_USER_ASSERT flag to zero or by defining NDEBUG during the compilation.
Definition: Assert.h:117
Header file for basic type definitions.
VT::ElementType ElementType
Resulting element type.
Definition: SVecTransposer.h:80
Header file for the SparseVector base class.
EnableIf< IsNumeric< Other >, SVecTransposer >::Type & operator/=(Other rhs)
Division assignment operator for the division of a vector by a scalar value ( ).
Definition: SVecTransposer.h:219
bool canAlias(const Other *alias) const
Returns whether the vector can alias with the given address alias.
Definition: SVecTransposer.h:334
#define BLAZE_CONSTRAINT_MUST_NOT_BE_COMPUTATION_TYPE(T)
Constraint on the data type.In case the given data type T is a computational expression (i...
Definition: Computation.h:118
const This & CompositeType
Data type for composite expression templates.
Definition: SVecTransposer.h:82
void reset(const DiagonalProxy< MT > &proxy)
Resetting the represented element to the default initial values.
Definition: DiagonalProxy.h:507
ConstReference at(size_t index) const
Checked access to the vector elements.
Definition: SVecTransposer.h:126
size_t extendCapacity() const
Calculating a new vector capacity.
Definition: SVecTransposer.h:432
bool isDefault(const DiagonalProxy< MT > &proxy)
Returns whether the represented element is in default state.
Definition: DiagonalProxy.h:547
VT::ResultType TransposeType
Transpose type for expression template evaluations.
Definition: SVecTransposer.h:79
ConstReference operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecTransposer.h:113
VT::ConstIterator ConstIterator
Iterator over constant elements.
Definition: SVecTransposer.h:86
VT::Reference Reference
Reference to a non-constant matrix value.
Definition: SVecTransposer.h:83
VT::TransposeType ResultType
Result type for expression template evaluations.
Definition: SVecTransposer.h:78
void append(size_t index, const ElementType &value, bool check=false)
Appending an element to the sparse vector.
Definition: SVecTransposer.h:322
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2592
#define BLAZE_THROW_OUT_OF_RANGE(MESSAGE)
Macro for the emission of a std::out_of_range exceptionThis macro encapsulates the default way of Bla...
Definition: Exception.h:331
const MT::ElementType min(const DenseMatrix< MT, SO > &dm)
Returns the smallest element of the dense matrix.
Definition: DenseMatrix.h:1682
Header file for the subvector trait.
Expression object for the transposition of a sparse vector.The SVecTransposer class is a wrapper obje...
Definition: Forward.h:136
VT::ReturnType ReturnType
Return type for expression template evaluations.
Definition: SVecTransposer.h:81
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
#define BLAZE_CONSTRAINT_MUST_BE_SPARSE_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a sparse, N-dimensional vector type...
Definition: SparseVector.h:79
size_t size() const
Returns the current size/dimension of the vector.
Definition: SVecTransposer.h:233
Constraint on the data type.
ConstIterator cend() const
Returns an iterator just past the last non-zero element of the sparse vector.
Definition: SVecTransposer.h:189
CompressedMatrix< Type, false > TransposeType
Transpose type for expression template evaluations.
Definition: CompressedMatrix.h:2585
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:2586
SVecTransposer< VT, TF > This
Type of this SVecTransposer instance.
Definition: SVecTransposer.h:77
Constraint on the data type.
const Type & ConstReference
Reference to a constant matrix value.
Definition: CompressedMatrix.h:2590
ConstIterator cbegin() const
Returns an iterator to the first non-zero element of the sparse vector.
Definition: SVecTransposer.h:159
void reset()
Resets the vector elements.
Definition: SVecTransposer.h:243
Header file for the EnableIf class template.
void reserve(size_t nonzeros)
Setting the minimum capacity of the sparse vector.
Definition: SVecTransposer.h:292
ConstIterator begin() const
Returns an iterator to the first non-zero element of the sparse vector.
Definition: SVecTransposer.h:149
VT::Iterator Iterator
Iterator over non-constant elements.
Definition: SVecTransposer.h:85
void assign(const SparseVector< VT2, TF > &rhs)
Implementation of the transpose assignment of a sparse vector.
Definition: SVecTransposer.h:406
Header file for the IsNumeric type trait.
bool canSMPAssign() const
Returns whether the vector can be used in SMP assignments.
Definition: SVecTransposer.h:358
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2587
Header file for run time assertion macros.
void assign(const DenseVector< VT2, TF > &rhs)
Implementation of the transpose assignment of a dense vector.
Definition: SVecTransposer.h:376
Substitution Failure Is Not An Error (SFINAE) class.The EnableIf class template is an auxiliary tool ...
Definition: EnableIf.h:184
bool isAliased(const Other *alias) const
Returns whether the vector is aliased with the given address alias.
Definition: SVecTransposer.h:347
Iterator end()
Returns an iterator just past the last non-zero element of the sparse vector.
Definition: SVecTransposer.h:169
Element * Iterator
Iterator over non-constant elements.
Definition: CompressedMatrix.h:2591
Header file for the isDefault shim.
VT & sv_
The sparse vector operand.
Definition: SVecTransposer.h:448
Iterator begin()
Returns an iterator to the first non-zero element of the sparse vector.
Definition: SVecTransposer.h:139
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:118
This ResultType
Result type for expression template evaluations.
Definition: CompressedMatrix.h:2583
Iterator insert(size_t index, const ElementType &value)
Inserting an element into the sparse vector.
Definition: SVecTransposer.h:260
MatrixAccessProxy< This > Reference
Reference to a non-constant matrix value.
Definition: CompressedMatrix.h:2589
ConstIterator end() const
Returns an iterator just past the last non-zero element of the sparse vector.
Definition: SVecTransposer.h:179
Header file for exception macros.
#define BLAZE_CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG(T, TF)
Constraint on the data type.In case the given data type T is not a dense or sparse vector type and in...
Definition: TransposeFlag.h:81
#define BLAZE_INTERNAL_ASSERT(expr, msg)
Run time assertion macro for internal checks.In case of an invalid run time expression, the program execution is terminated. The BLAZE_INTERNAL_ASSERT macro can be disabled by setting the BLAZE_USER_ASSERTION flag to zero or by defining NDEBUG during the compilation.
Definition: Assert.h:101
SVecTransposer(VT &sv)
Constructor for the SVecTransposer class.
Definition: SVecTransposer.h:102
EnableIf< IsNumeric< Other >, SVecTransposer >::Type & operator*=(Other rhs)
Multiplication assignment operator for the multiplication between a vector and a scalar value ( )...
Definition: SVecTransposer.h:202