35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECIMAGEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SVECIMAGEXPR_H_
98 class SVecImagExpr :
public SparseVector< SVecImagExpr<VT,TF>, TF >
100 ,
private Computation
135 template<
typename VT2 >
138 enum { value = useAssign };
151 template<
typename VT2 >
152 struct UseSMPAssign {
153 enum { value = ( !VT2::smpAssignable || !VT::smpAssignable ) && useAssign };
177 enum { smpAssignable = VT::smpAssignable };
232 return Element(
imag( it_->value() ), it_->index() );
252 return imag( it_->value() );
273 return it_ == rhs.
it_;
284 return it_ != rhs.
it_;
295 return it_ - rhs.
it_;
335 inline ReturnType
at(
size_t index )
const {
336 if( index >=
sv_.size() ) {
339 return (*
this)[index];
379 return sv_.nonZeros();
435 template<
typename T >
437 return sv_.canAlias( alias );
447 template<
typename T >
449 return sv_.isAliased( alias );
459 return sv_.canSMPAssign();
483 template<
typename VT2 >
495 const RT tmp(
serial( rhs.sv_ ) );
496 assign( ~lhs,
imag( tmp ) );
515 template<
typename VT2 >
527 const RT tmp(
serial( rhs.sv_ ) );
528 (~lhs).reserve( tmp.nonZeros() );
529 assign( ~lhs,
imag( tmp ) );
548 template<
typename VT2 >
549 friend inline typename EnableIf< UseAssign<VT2> >::Type
550 addAssign( DenseVector<VT2,TF>& lhs,
const SVecImagExpr& rhs )
560 const RT tmp(
serial( rhs.sv_ ) );
561 addAssign( ~lhs,
imag( tmp ) );
584 template<
typename VT2 >
585 friend inline typename EnableIf< UseAssign<VT2> >::Type
586 subAssign( DenseVector<VT2,TF>& lhs,
const SVecImagExpr& rhs )
596 const RT tmp(
serial( rhs.sv_ ) );
597 subAssign( ~lhs,
imag( tmp ) );
620 template<
typename VT2 >
621 friend inline typename EnableIf< UseAssign<VT2> >::Type
622 multAssign( DenseVector<VT2,TF>& lhs,
const SVecImagExpr& rhs )
632 const RT tmp(
serial( rhs.sv_ ) );
633 multAssign( ~lhs,
imag( tmp ) );
656 template<
typename VT2 >
657 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
668 const RT tmp( rhs.sv_ );
692 template<
typename VT2 >
693 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
704 const RT tmp( rhs.sv_ );
728 template<
typename VT2 >
729 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
740 const RT tmp( rhs.sv_ );
764 template<
typename VT2 >
765 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
776 const RT tmp( rhs.sv_ );
822 template<
typename VT
852 template<
typename VT
854 inline const SVecImagExpr<VT,TF>&
imag(
const SVecImagExpr<VT,TF>& sv )
874 template<
typename VT,
bool TF >
891 template<
typename VT >
896 typedef typename SelectType< IsSparseVector<VT>::value && IsColumnVector<VT>::value
897 , SVecImagExpr<VT,false>
898 , INVALID_TYPE >::Type Type;
907 template<
typename VT >
912 typedef typename SelectType< IsSparseVector<VT>::value && IsRowVector<VT>::value
913 , SVecImagExpr<VT,true>
914 , INVALID_TYPE >::Type Type;
923 template<
typename VT,
bool TF,
bool AF >
928 typedef typename ImagExprTrait< typename SubvectorExprTrait<const VT,AF>::Type >::Type Type;
Header file for the UnderlyingNumeric type trait.
Header file for the ImagExprTrait class template.
Pointer difference type of the Blaze library.
RemoveReference< Operand >::Type::ConstIterator IteratorType
Iterator type of the sparse vector expression.
Definition: SVecImagExpr.h:191
ConstIterator begin() const
Returns an iterator to the first non-zero element of the sparse vector.
Definition: SVecImagExpr.h:348
ReferenceType reference
Reference return type.
Definition: SVecImagExpr.h:203
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:87
Header file for basic type definitions.
ConstIterator upperBound(size_t index) const
Returns an iterator to the first index greater then the given index.
Definition: SVecImagExpr.h:413
Header file for the SparseVector base class.
bool canSMPAssign() const
Returns whether the expression can be used in SMP assignments.
Definition: SVecImagExpr.h:458
ReturnType value() const
Access to the current value of the sparse element.
Definition: SVecImagExpr.h:251
Operand operand() const
Returns the sparse vector operand.
Definition: SVecImagExpr.h:424
Header file for the imaginary shim.
SelectType< IsExpression< VT >::value, const VT, const VT & >::Type Operand
Composite data type of the sparse vector expression.
Definition: SVecImagExpr.h:172
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:207
Evaluation of the return type of a imaginary part expression.Via this type trait it is possible to ev...
Definition: ImagExprTrait.h:88
PointerType pointer
Pointer return type.
Definition: SVecImagExpr.h:202
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2588
Header file for the IsRowVector type trait.
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:259
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecImagExpr.h:322
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: SVecImagExpr.h:335
Base template for the ImagTrait class.The ImagTrait class template offers the possibility to select t...
Definition: ImagTrait.h:78
ValueType * PointerType
Pointer return type.
Definition: SVecImagExpr.h:195
const DMatSerialExpr< MT, SO > serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:721
ConstIterator end() const
Returns an iterator just past the last non-zero element of the sparse vector.
Definition: SVecImagExpr.h:358
Header file for the Computation base class.
ResultType::ElementType ElementType
Resulting element type.
Definition: SVecImagExpr.h:163
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: SVecImagExpr.h:448
Header file for the RequiresEvaluation type trait.
VT::CompositeType CT
Composite type of the sparse vector expression.
Definition: SVecImagExpr.h:106
Header file for the TSVecImagExprTrait class template.
const ImagExprTrait< MT >::Type imag(const DenseMatrix< MT, SO > &dm)
Returns a matrix containing the imaginary part of each single element of dm.
Definition: DMatImagExpr.h:920
ConstIterator lowerBound(size_t index) const
Returns an iterator to the first index not less then the given index.
Definition: SVecImagExpr.h:401
bool operator!=(const ConstIterator &rhs) const
Inequality comparison between two ConstIterator objects.
Definition: SVecImagExpr.h:283
Constraint on the data type.
VT::ResultType RT
Result type of the sparse vector expression.
Definition: SVecImagExpr.h:104
VT::ElementType ET
Element type of the sparse vector expression.
Definition: SVecImagExpr.h:108
ptrdiff_t DifferenceType
Difference between two iterators.
Definition: SVecImagExpr.h:197
size_t nonZeros() const
Returns the number of non-zero elements in the sparse vector.
Definition: SVecImagExpr.h:378
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:90
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: SVecImagExpr.h:162
Header file for the ValueIndexPair class.
Expression object for the sparse vector imag() function.The SVecImagExpr class represents the compile...
Definition: Forward.h:125
Compile time type selection.The SelectType class template selects one of the two given types T1 and T...
Definition: SelectType.h:59
Header file for the IsTemporary type trait class.
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
size_t index() const
Access to the current index of the sparse element.
Definition: SVecImagExpr.h:261
ValueType & ReferenceType
Reference return type.
Definition: SVecImagExpr.h:196
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
Operand sv_
Sparse vector of the imaginary part expression.
Definition: SVecImagExpr.h:465
VT::ReturnType RN
Return type of the sparse vector expression.
Definition: SVecImagExpr.h:105
Header file for the SVecImagExprTrait class template.
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
ConstIterator find(size_t index) const
Searches for a specific vector element.
Definition: SVecImagExpr.h:389
bool operator==(const ConstIterator &rhs) const
Equality comparison between two ConstIterator objects.
Definition: SVecImagExpr.h:272
Constraint on the data type.
#define BLAZE_CONSTRAINT_MUST_BE_REFERENCE_TYPE(T)
Constraint on the data type.In case the given data type T is not a reference type, a compilation error is created.
Definition: Reference.h:78
Header file for the VecImagExpr base class.
CompressedMatrix< Type, false > TransposeType
Transpose type for expression template evaluations.
Definition: CompressedMatrix.h:2585
const ConstIterator * operator->() const
Direct access to the sparse vector element at the current iterator position.
Definition: SVecImagExpr.h:241
IteratorType it_
Iterator over the elements of the sparse vector expression.
Definition: SVecImagExpr.h:301
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: SVecImagExpr.h:436
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:2586
Constraint on the data type.
Header file for the SelectType class template.
Header file for all forward declarations for expression class templates.
ConstIterator(IteratorType it)
Constructor for the ConstIterator class.
Definition: SVecImagExpr.h:210
Constraint on the data type.
Header file for the EnableIf class template.
Header file for the serial shim.
DifferenceType difference_type
Difference between two iterators.
Definition: SVecImagExpr.h:204
EnableIf< IsDenseMatrix< MT1 > >::Type smpSubAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP subtraction assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:160
Header file for the IsSparseVector type trait.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2587
Removal of reference modifiers.The RemoveCV type trait removes any reference modifiers from the given...
Definition: RemoveReference.h:69
ValueType value_type
Type of the underlying pointers.
Definition: SVecImagExpr.h:201
VT::TransposeType TT
Transpose type of the sparse vector expression.
Definition: SVecImagExpr.h:107
ImagExprTrait< RN >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: SVecImagExpr.h:121
Header file for run time assertion macros.
EnableIf< IsDenseMatrix< MT1 > >::Type smpAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:98
Utility type for generic codes.
Element ValueType
Type of the underlying pointers.
Definition: SVecImagExpr.h:194
ValueIndexPair< ElementType > Element
Element type of the sparse vector expression.
Definition: SVecImagExpr.h:188
Substitution Failure Is Not An Error (SFINAE) class.The EnableIf class template is an auxiliary tool ...
Definition: EnableIf.h:184
#define BLAZE_CONSTRAINT_MUST_NOT_BE_BUILTIN_TYPE(T)
Constraint on the data type.In case the given data type T is a built-in data type, a compilation error is created.
Definition: Builtin.h:116
size_t size() const
Returns the current size/dimension of the vector.
Definition: SVecImagExpr.h:368
SVecImagExpr< VT, TF > This
Type of this SVecImagExpr instance.
Definition: SVecImagExpr.h:160
Header file for the imaginary trait.
#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:118
Header file for the RemoveReference type trait.
SelectType< useAssign, const ResultType, const SVecImagExpr & >::Type CompositeType
Data type for composite expression templates.
Definition: SVecImagExpr.h:169
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: SVecImagExpr.h:166
ImagTrait< RT >::Type ResultType
Result type for expression template evaluations.
Definition: SVecImagExpr.h:161
ConstIterator & operator++()
Pre-increment operator.
Definition: SVecImagExpr.h:220
Index-value-pair for sparse vectors and matrices.The ValueIndexPair class represents a single index-v...
Definition: ValueIndexPair.h:70
std::forward_iterator_tag IteratorCategory
The iterator category.
Definition: SVecImagExpr.h:193
Header file for the IsComputation type trait class.
const Element operator*() const
Direct access to the sparse vector element at the current iterator position.
Definition: SVecImagExpr.h:231
EnableIf< IsDenseMatrix< MT1 > >::Type smpAddAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP addition assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:129
SVecImagExpr(const VT &sv)
Constructor for the SVecImagExpr class.
Definition: SVecImagExpr.h:311
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:118
#define BLAZE_FUNCTION_TRACE
Function trace macro.This macro can be used to reliably trace function calls. In case function tracin...
Definition: FunctionTrace.h:157
This ResultType
Result type for expression template evaluations.
Definition: CompressedMatrix.h:2583
Header file for the SubvectorExprTrait class template.
Iterator over the elements of the sparse vector imaginary part expression.
Definition: SVecImagExpr.h:183
Header file for exception macros.
Header file for the IsColumnVector type trait.
DifferenceType operator-(const ConstIterator &rhs) const
Calculating the number of elements between two expression iterators.
Definition: SVecImagExpr.h:294
IteratorCategory iterator_category
The iterator category.
Definition: SVecImagExpr.h:200
EnableIf< IsDenseVector< VT1 > >::Type smpMultAssign(Vector< VT1, TF1 > &lhs, const Vector< VT2, TF2 > &rhs)
Default implementation of the SMP multiplication assignment of a vector to a dense vector...
Definition: DenseVector.h:189
Header file for the Size type trait.
#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
Constraint on the data type.
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.