35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECDVECDIVEXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_SVECDVECDIVEXPR_H_ 88 template<
typename VT1
92 :
public VecVecDivExpr< SparseVector< SVecDVecDivExpr<VT1,VT2,TF>, TF > >
129 template<
typename VT >
132 enum :
bool { value = useAssign };
159 enum :
bool { smpAssignable =
false };
215 return Element( it_->value() / vec_[it_->index()], it_->index() );
235 return it_->value() / vec_[it_->index()];
256 return it_ == rhs.
it_;
267 return it_ != rhs.
it_;
278 return it_ - rhs.
it_;
324 if( index >=
lhs_.size() ) {
327 return (*
this)[index];
356 inline size_t size() const noexcept {
367 return lhs_.nonZeros();
433 template<
typename T >
434 inline bool canAlias(
const T* alias )
const noexcept {
435 return (
lhs_.canAlias( alias ) ) || (
rhs_.canAlias( alias ) );
445 template<
typename T >
446 inline bool isAliased(
const T* alias )
const noexcept {
447 return (
lhs_.isAliased( alias ) ) || (
rhs_.isAliased( alias ) );
471 template<
typename VT >
488 for( ConstIterator element=x.begin(); element!=x.end(); ++element )
489 (~lhs)[element->index()] = element->value() / y[element->index()];
508 template<
typename VT >
525 for( ConstIterator element=x.begin(); element!=x.end(); ++element )
526 (~lhs).append( element->index(), element->value() / y[element->index()] );
545 template<
typename VT >
562 for( ConstIterator element=x.begin(); element!=x.end(); ++element )
563 (~lhs)[element->index()] += element->value() / y[element->index()];
586 template<
typename VT >
603 for( ConstIterator element=x.begin(); element!=x.end(); ++element )
604 (~lhs)[element->index()] -= element->value() / y[element->index()];
627 template<
typename VT >
644 const ConstIterator
end( x.end() );
645 ConstIterator
begin( x.begin() );
650 for( ; i<index; ++i )
656 for( ; i<rhs.size(); ++i )
713 template<
typename VT1
716 inline decltype(
auto)
721 if( (~lhs).
size() != (~rhs).
size() ) {
741 template<
typename VT1,
typename VT2,
bool TF >
742 struct Size< SVecDVecDivExpr<VT1,VT2,TF> >
743 :
public Maximum< Size<VT1>, Size<VT2> >
#define BLAZE_THROW_INVALID_ARGUMENT(MESSAGE)
Macro for the emission of a std::invalid_argument exception.This macro encapsulates the default way o...
Definition: Exception.h:235
Pointer difference type of the Blaze library.
Header file for auxiliary alias declarations.
ReferenceType reference
Reference return type.
Definition: SVecDVecDivExpr.h:185
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:70
Header file for the VecVecDivExpr base class.
CompositeType_< VT1 > CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecDVecDivExpr.h:101
Header file for basic type definitions.
Header file for the SparseVector base class.
ConstIterator begin() const
Returns an iterator to the first non-zero element of the sparse vector.
Definition: SVecDVecDivExpr.h:336
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecDVecDivExpr.h:310
Header file for the serial shim.
void reset(const DiagonalProxy< MT > &proxy)
Resetting the represented element to the default initial values.
Definition: DiagonalProxy.h:560
If_< IsExpression< VT1 >, const VT1, const VT1 &> LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecDVecDivExpr.h:151
Compile time value evaluation.The Maximum alias declaration selects the larger of the two given templ...
Definition: Maximum.h:73
ConstIterator_< RemoveReference_< LeftOperand > > IteratorType
Iterator type of the sparse vector expression.
Definition: SVecDVecDivExpr.h:173
LeftOperand lhs_
Left-hand side sparse vector of the division expression.
Definition: SVecDVecDivExpr.h:453
Header file for the Computation base class.
Constraint on the data type.
Header file for the RequiresEvaluation type trait.
typename T::ResultType ResultType_
Alias declaration for nested ResultType type definitions.The ResultType_ alias declaration provides a...
Definition: Aliases.h:343
RightOperand rhs_
Right-hand side dense vector of the division expression.
Definition: SVecDVecDivExpr.h:454
ConstIterator end() const
Returns an iterator just past the last non-zero element of the sparse vector.
Definition: SVecDVecDivExpr.h:346
ReturnType_< VT2 > RN2
Return type of the right-hand side dense vector expression.
Definition: SVecDVecDivExpr.h:100
typename IfTrue< Condition, T1, T2 >::Type IfTrue_
Auxiliary alias declaration for the IfTrue class template.The IfTrue_ alias declaration provides a co...
Definition: If.h:109
DivTrait_< RT1, RT2 > ResultType
Result type for expression template evaluations.
Definition: SVecDVecDivExpr.h:140
typename T::ReturnType ReturnType_
Alias declaration for nested ReturnType type definitions.The ReturnType_ alias declaration provides a...
Definition: Aliases.h:363
Header file for the DivExprTrait class template.
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: SVecDVecDivExpr.h:323
Header file for the Maximum class template.
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:72
typename T::CompositeType CompositeType_
Alias declaration for nested CompositeType type definitions.The CompositeType_ alias declaration prov...
Definition: Aliases.h:83
ResultType_< VT2 > RT2
Result type of the right-hand side dense vector expression.
Definition: SVecDVecDivExpr.h:98
Header file for the ValueIndexPair class.
Header file for the IsTemporary type trait class.
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
Header file for the If class template.
Expression object for sparse vector-dense vector divisions.The SVecDVecDivExpr class represents the c...
Definition: Forward.h:132
#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
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:3087
typename T::ElementType ElementType_
Alias declaration for nested ElementType type definitions.The ElementType_ alias declaration provides...
Definition: Aliases.h:163
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: SVecDVecDivExpr.h:434
RightOperand vec_
Right-hand side dense vector expression.
Definition: SVecDVecDivExpr.h:285
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
std::forward_iterator_tag IteratorCategory
The iterator category.
Definition: SVecDVecDivExpr.h:175
#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
ValueType & ReferenceType
Reference return type.
Definition: SVecDVecDivExpr.h:178
size_t size() const noexcept
Returns the current size/dimension of the vector.
Definition: SVecDVecDivExpr.h:356
Constraint on the data type.
ConstIterator lowerBound(size_t index) const
Returns an iterator to the first index not less then the given index.
Definition: SVecDVecDivExpr.h:389
ResultType_< VT1 > RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecDVecDivExpr.h:97
Constraint on the data type.
SVecDVecDivExpr(const VT1 &lhs, const VT2 &rhs) noexcept
Constructor for the SVecDVecDivExpr class.
Definition: SVecDVecDivExpr.h:296
If_< IsExpression< VT2 >, const VT2, const VT2 &> RightOperand
Composite type of the right-hand side dense vector expression.
Definition: SVecDVecDivExpr.h:154
const ConstIterator * operator->() const
Direct access to the sparse vector element at the current iterator position.
Definition: SVecDVecDivExpr.h:224
Header file for the exception macros of the math module.
RightOperand rightOperand() const noexcept
Returns the right-hand side dense vector operand.
Definition: SVecDVecDivExpr.h:422
size_t index() const
Access to the current index of the sparse element.
Definition: SVecDVecDivExpr.h:244
Constraint on the data type.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
ReturnType value() const
Access to the current value of the sparse element.
Definition: SVecDVecDivExpr.h:234
const Element operator*() const
Direct access to the sparse vector element at the current iterator position.
Definition: SVecDVecDivExpr.h:214
Header file for the EnableIf class template.
ElementType ValueType
Type of the underlying pointers.
Definition: SVecDVecDivExpr.h:176
ValueType value_type
Type of the underlying pointers.
Definition: SVecDVecDivExpr.h:183
ConstIterator(IteratorType it, RightOperand vec)
Constructor for the ConstIterator class.
Definition: SVecDVecDivExpr.h:192
IteratorType it_
Iterator over the elements of the left-hand side sparse vector expression.
Definition: SVecDVecDivExpr.h:284
ReturnType_< VT1 > RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecDVecDivExpr.h:99
typename DivTrait< T1, T2 >::Type DivTrait_
Auxiliary alias declaration for the DivTrait class template.The DivTrait_ alias declaration provides ...
Definition: DivTrait.h:250
IteratorCategory iterator_category
The iterator category.
Definition: SVecDVecDivExpr.h:182
ValueType * PointerType
Pointer return type.
Definition: SVecDVecDivExpr.h:177
TransposeType_< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: SVecDVecDivExpr.h:141
Header file for run time assertion macros.
bool operator==(const ConstIterator &rhs) const
Equality comparison between two ConstIterator objects.
Definition: SVecDVecDivExpr.h:255
Header file for the division trait.
Iterator over the elements of the sparse vector-dense vector division expression. ...
Definition: SVecDVecDivExpr.h:165
typename If< T1, T2, T3 >::Type If_
Auxiliary alias declaration for the If class template.The If_ alias declaration provides a convenient...
Definition: If.h:154
ConstIterator & operator++()
Pre-increment operator.
Definition: SVecDVecDivExpr.h:203
Header file for the reset shim.
#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
IfTrue_< useAssign, const ResultType, const SVecDVecDivExpr &> CompositeType
Data type for composite expression templates.
Definition: SVecDVecDivExpr.h:148
size_t nonZeros() const
Returns the number of non-zero elements in the sparse vector.
Definition: SVecDVecDivExpr.h:366
decltype(auto) serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:819
#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
DivExprTrait_< RN1, RN2 > ExprReturnType
Expression return type for the subscript operator.
Definition: SVecDVecDivExpr.h:115
Header file for the RemoveReference type trait.
typename EnableIf< Condition, T >::Type EnableIf_
Auxiliary alias declaration for the EnableIf class template.The EnableIf_ alias declaration provides ...
Definition: EnableIf.h:224
ConstIterator find(size_t index) const
Searches for a specific vector element.
Definition: SVecDVecDivExpr.h:377
LeftOperand leftOperand() const noexcept
Returns the left-hand side sparse vector operand.
Definition: SVecDVecDivExpr.h:412
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:3082
typename T::ConstIterator ConstIterator_
Alias declaration for nested ConstIterator type definitions.The ConstIterator_ alias declaration prov...
Definition: Aliases.h:103
#define BLAZE_CONSTRAINT_MUST_BE_DENSE_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a dense, N-dimensional vector type...
Definition: DenseVector.h:61
Index-value-pair for sparse vectors and matrices.The ValueIndexPair class represents a single index-v...
Definition: ValueIndexPair.h:73
#define BLAZE_CONSTRAINT_MUST_FORM_VALID_VECVECDIVEXPR(T1, T2)
Constraint on the data type.In case the given data types T1 and T2 do not form a valid vector/vector ...
Definition: VecVecDivExpr.h:108
ConstIterator upperBound(size_t index) const
Returns an iterator to the first index greater then the given index.
Definition: SVecDVecDivExpr.h:401
const IfTrue_< returnExpr, ExprReturnType, ElementType > ReturnType
Return type for expression template evaluations.
Definition: SVecDVecDivExpr.h:145
bool operator!=(const ConstIterator &rhs) const
Inequality comparison between two ConstIterator objects.
Definition: SVecDVecDivExpr.h:266
typename DivExprTrait< T1, T2 >::Type DivExprTrait_
Auxiliary alias declaration for the DivExprTrait class template.The DivExprTrait_ alias declaration p...
Definition: DivExprTrait.h:112
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: SVecDVecDivExpr.h:446
Compile time evaluation of the size of a vector.The Size type trait evaluates the size of the given v...
Definition: Size.h:74
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:130
DifferenceType operator-(const ConstIterator &rhs) const
Calculating the number of elements between two expression iterators.
Definition: SVecDVecDivExpr.h:277
CompositeType_< VT2 > CT2
Composite type of the right-hand side dense vector expression.
Definition: SVecDVecDivExpr.h:102
typename T::TransposeType TransposeType_
Alias declaration for nested TransposeType type definitions.The TransposeType_ alias declaration prov...
Definition: Aliases.h:423
PointerType pointer
Pointer return type.
Definition: SVecDVecDivExpr.h:184
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:63
#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
ElementType_< ResultType > ElementType
Resulting element type.
Definition: SVecDVecDivExpr.h:142
Header file for the IsExpression type trait class.
Header file for the function trace functionality.