35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECTRANSEXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_SVECTRANSEXPR_H_ 87 :
public VecTransExpr< SparseVector< SVecTransExpr<VT,TF>, TF > >
88 ,
private If< IsComputation_v<VT>, Computation, Transformation >::Type
106 static constexpr
bool useAssign = RequiresEvaluation_v<VT>;
109 template<
typename VT2 >
111 static constexpr
bool UseAssign_v =
useAssign;
123 template<
typename VT2 >
182 if( index >=
sv_.size() ) {
185 return (*
this)[index];
214 inline size_t size() const noexcept {
225 return sv_.nonZeros();
281 template<
typename T >
282 inline bool canAlias(
const T* alias )
const noexcept {
283 return sv_.canAlias( alias );
293 template<
typename T >
294 inline bool isAliased(
const T* alias )
const noexcept {
295 return sv_.isAliased( alias );
305 return sv_.canSMPAssign();
328 template<
typename VT2 >
337 assign( tmp, rhs.sv_ );
356 template<
typename VT2 >
365 assign( tmp, rhs.sv_ );
384 template<
typename VT2 >
385 friend inline auto addAssign( DenseVector<VT2,TF>& lhs,
const SVecTransExpr& rhs )
386 -> EnableIf_t< UseAssign_v<VT2> >
392 DVecTransposer<VT2,!TF> tmp( ~lhs );
393 addAssign( tmp, rhs.sv_ );
416 template<
typename VT2 >
417 friend inline auto subAssign( DenseVector<VT2,TF>& lhs,
const SVecTransExpr& rhs )
418 -> EnableIf_t< UseAssign_v<VT2> >
424 DVecTransposer<VT2,!TF> tmp( ~lhs );
425 subAssign( tmp, rhs.sv_ );
448 template<
typename VT2 >
449 friend inline auto multAssign( DenseVector<VT2,TF>& lhs,
const SVecTransExpr& rhs )
450 -> EnableIf_t< UseAssign_v<VT2> >
456 DVecTransposer<VT2,!TF> tmp( ~lhs );
457 multAssign( tmp, rhs.sv_ );
480 template<
typename VT2 >
482 -> EnableIf_t< UseSMPAssign_v<VT2> >
488 DVecTransposer<VT2,!TF> tmp( ~lhs );
508 template<
typename VT2 >
510 -> EnableIf_t< UseSMPAssign_v<VT2> >
516 SVecTransposer<VT2,!TF> tmp( ~lhs );
536 template<
typename VT2 >
538 -> EnableIf_t< UseSMPAssign_v<VT2> >
544 DVecTransposer<VT2,!TF> tmp( ~lhs );
568 template<
typename VT2 >
570 -> EnableIf_t< UseSMPAssign_v<VT2> >
576 DVecTransposer<VT2,!TF> tmp( ~lhs );
601 template<
typename VT2 >
603 -> EnableIf_t< UseSMPAssign_v<VT2> >
609 DVecTransposer<VT2,!TF> tmp( ~lhs );
655 template<
typename VT
675 template<
typename VT
677 inline decltype(
auto) transTo_backend( const SparseVector<VT,TF>& sv,
FalseType )
693 template<
typename VT
695 inline const VT& transTo_backend(
const SparseVector<VT,TF>& sv,
TrueType )
753 template<
typename VT
755 inline decltype(
auto)
trans( const SVecTransExpr<VT,TF>& sv )
777 template<
typename VT
780 inline decltype(
auto)
trans( const SVecScalarMultExpr<VT,ST,TF>& sv )
784 return trans( sv.leftOperand() ) * sv.rightOperand();
BoolConstant< false > FalseType
Type/value traits base class.The FalseType class is used as base class for type traits and value trai...
Definition: FalseType.h:61
ConstIterator lowerBound(size_t index) const
Returns an iterator to the first index not less then the given index.
Definition: SVecTransExpr.h:247
Header file for auxiliary alias declarations.
Operand sv_
Sparse vector of the transposition expression.
Definition: SVecTransExpr.h:311
Header file for basic type definitions.
Header file for the SparseVector base class.
typename If< Condition, T1, T2 >::Type If_t
Auxiliary alias declaration for the If class template.The If_t alias declaration provides a convenien...
Definition: If.h:109
bool canSMPAssign() const noexcept
Returns whether the expression can be used in SMP assignments.
Definition: SVecTransExpr.h:304
typename T::ResultType ResultType_t
Alias declaration for nested ResultType type definitions.The ResultType_t alias declaration provides ...
Definition: Aliases.h:390
GetConstIterator_t< VT > ConstIterator
Iterator over the elements of the dense vector.
Definition: SVecTransExpr.h:141
Header file for the FalseType type/value trait base class.
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecTransExpr.h:168
Generic wrapper for a compile time constant integral value.The IntegralConstant class template repres...
Definition: IntegralConstant.h:71
static constexpr bool smpAssignable
Compilation flag for SMP assignments.
Definition: CompressedMatrix.h:3113
Expression object for sparse vector transpositions.The SVecTransExpr class represents the compile tim...
Definition: Forward.h:155
Header file for the Computation base class.
BoolConstant< true > TrueType
Type traits base class.The TrueType class is used as base class for type traits and value traits that...
Definition: TrueType.h:61
Header file for the RequiresEvaluation type trait.
typename T::ReturnType ReturnType_t
Alias declaration for nested ReturnType type definitions.The ReturnType_t alias declaration provides ...
Definition: Aliases.h:410
ConstIterator upperBound(size_t index) const
Returns an iterator to the first index greater then the given index.
Definition: SVecTransExpr.h:259
typename T::ElementType ElementType_t
Alias declaration for nested ElementType type definitions.The ElementType_t alias declaration provide...
Definition: Aliases.h:170
Expression object for the transposition of a dense vector.The DVecTransposer class is a wrapper objec...
Definition: DVecTransposer.h:77
CompositeType_t< VT > CT
Composite type of the sparse vector expression.
Definition: SVecTransExpr.h:92
typename EnableIf< Condition, T >::Type EnableIf_t
Auxiliary type for the EnableIf class template.The EnableIf_t alias declaration provides a convenient...
Definition: EnableIf.h:138
TransposeType_t< VT > ResultType
Result type for expression template evaluations.
Definition: SVecTransExpr.h:132
Namespace of the Blaze C++ math library.
Definition: Blaze.h:58
Header file for the If class template.
Header file for the dense vector transposer.
#define BLAZE_THROW_OUT_OF_RANGE(MESSAGE)
Macro for the emission of a std::out_of_range exception.This macro encapsulates the default way of Bl...
Definition: Exception.h:331
Expression object for the transposition of a sparse vector.The SVecTransposer class is a wrapper obje...
Definition: Forward.h:156
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:76
Header file for the GetMemberType type trait.
ResultType_t< VT > TransposeType
Transpose type for expression template evaluations.
Definition: SVecTransExpr.h:133
#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:61
decltype(auto) transTo(const DenseVector< VT, TF > &dv)
Conditional calculation of the transpose of the given dense vector.
Definition: DVecTransExpr.h:783
ConstIterator begin() const
Returns an iterator to the first non-zero element of the sparse vector.
Definition: SVecTransExpr.h:194
Header file for the exception macros of the math module.
Operand operand() const noexcept
Returns the sparse vector operand.
Definition: SVecTransExpr.h:270
Constraint on the data type.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
Header file for the EnableIf class template.
BLAZE_CREATE_GET_TYPE_MEMBER_TYPE_TRAIT(GetConstIterator, ConstIterator, INVALID_TYPE)
Definition of the GetConstIterator type trait.
ConstIterator find(size_t index) const
Searches for a specific vector element.
Definition: SVecTransExpr.h:235
Header file for the VecTransExpr base class.
typename T::TransposeType TransposeType_t
Alias declaration for nested TransposeType type definitions.The TransposeType_t alias declaration pro...
Definition: Aliases.h:470
Header file for run time assertion macros.
SVecTransExpr(const VT &sv) noexcept
Constructor for the SVecTransExpr class.
Definition: SVecTransExpr.h:157
ElementType_t< VT > ElementType
Resulting element type.
Definition: SVecTransExpr.h:134
typename T::CompositeType CompositeType_t
Alias declaration for nested CompositeType type definitions.The CompositeType_t alias declaration pro...
Definition: Aliases.h:90
Utility type for generic codes.
auto smpAddAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP addition assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:131
ReturnType_t< VT > ReturnType
Return type for expression template evaluations.
Definition: SVecTransExpr.h:135
#define BLAZE_FUNCTION_TRACE
Function trace macro.This macro can be used to reliably trace function calls. In case function tracin...
Definition: FunctionTrace.h:94
size_t nonZeros() const
Returns the number of non-zero elements in the sparse vector.
Definition: SVecTransExpr.h:224
auto smpAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:100
If_t< IsExpression_v< VT >, const VT, const VT &> Operand
Composite data type of the sparse vector expression.
Definition: SVecTransExpr.h:144
#define BLAZE_CONSTRAINT_MUST_NOT_REQUIRE_EVALUATION(T)
Constraint on the data type.In case the given data type T requires an intermediate evaluation within ...
Definition: RequiresEvaluation.h:81
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:3081
If_t< useAssign, const ResultType, const SVecTransExpr &> CompositeType
Data type for composite expression templates.
Definition: SVecTransExpr.h:138
decltype(auto) trans(const DenseMatrix< MT, SO > &dm)
Calculation of the transpose of the given dense matrix.
Definition: DMatTransExpr.h:765
Header file for the sparse vector transposer.
size_t size() const noexcept
Returns the current size/dimension of the vector.
Definition: SVecTransExpr.h:214
auto smpSubAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP subtraction assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:162
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:138
Header file for the IntegralConstant class template.
static constexpr bool smpAssignable
Compilation switch for the expression template assignment strategy.
Definition: SVecTransExpr.h:149
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: SVecTransExpr.h:181
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: SVecTransExpr.h:294
static constexpr bool useAssign
Compilation switch for the serial evaluation strategy of the transposition expression.
Definition: SVecTransExpr.h:106
#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
auto smpMultAssign(Vector< VT1, TF1 > &lhs, const Vector< VT2, TF2 > &rhs) -> EnableIf_t< IsDenseVector_v< VT1 > >
Default implementation of the SMP multiplication assignment of a vector to a dense vector...
Definition: DenseVector.h:191
Header file for the TrueType type/value trait base class.
Header file for the IsExpression type trait class.
Header file for the function trace functionality.
ConstIterator end() const
Returns an iterator just past the last non-zero element of the sparse vector.
Definition: SVecTransExpr.h:204
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: SVecTransExpr.h:282