35 #ifndef _BLAZE_MATH_EXPRESSIONS_DVECDVECMAPEXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_DVECDVECMAPEXPR_H_ 93 template<
typename VT1
98 :
public VecVecMapExpr< DenseVector< DVecDVecMapExpr<VT1,VT2,OP,TF>, TF > >
121 static constexpr
bool useAssign = ( RequiresEvaluation_v<VT1> || RequiresEvaluation_v<VT2> );
124 template<
typename VT >
126 static constexpr
bool UseAssign_v =
useAssign;
138 template<
typename VT >
139 static constexpr
bool UseSMPAssign_v =
153 using ReturnType = decltype( std::declval<OP>()( std::declval<RN1>(), std::declval<RN2>() ) );
300 inline auto load() const noexcept {
430 ( VT1::simdEnabled && VT2::simdEnabled &&
476 if( index >=
lhs_.size() ) {
479 return (*
this)[index];
492 return op_.load(
lhs_.load( index ),
rhs_.load( index ) );
521 inline size_t size() const noexcept {
562 template<
typename T >
563 inline bool canAlias(
const T* alias )
const noexcept {
564 return ( IsExpression_v<VT1> &&
lhs_.canAlias( alias ) ) ||
565 ( IsExpression_v<VT2> &&
rhs_.canAlias( alias ) );
575 template<
typename T >
576 inline bool isAliased(
const T* alias )
const noexcept {
577 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
587 return lhs_.isAligned() &&
rhs_.isAligned();
597 return lhs_.canSMPAssign() &&
rhs_.canSMPAssign();
622 template<
typename VT >
636 assign( ~lhs,
map( x, y, rhs.op_ ) );
655 template<
typename VT >
687 template<
typename VT >
688 friend inline auto addAssign( DenseVector<VT,TF>& lhs,
const DVecDVecMapExpr& rhs )
689 -> EnableIf_t< UseAssign_v<VT> >
701 addAssign( ~lhs,
map( x, y, rhs.op_ ) );
724 template<
typename VT >
725 friend inline auto subAssign( DenseVector<VT,TF>& lhs,
const DVecDVecMapExpr& rhs )
726 -> EnableIf_t< UseAssign_v<VT> >
738 subAssign( ~lhs,
map( x, y, rhs.op_ ) );
761 template<
typename VT >
762 friend inline auto multAssign( DenseVector<VT,TF>& lhs,
const DVecDVecMapExpr& rhs )
763 -> EnableIf_t< UseAssign_v<VT> >
775 multAssign( ~lhs,
map( x, y, rhs.op_ ) );
798 template<
typename VT >
799 friend inline auto divAssign( DenseVector<VT,TF>& lhs,
const DVecDVecMapExpr& rhs )
800 -> EnableIf_t< UseAssign_v<VT> >
812 divAssign( ~lhs,
map( x, y, rhs.op_ ) );
835 template<
typename VT >
837 -> EnableIf_t< UseSMPAssign_v<VT> >
868 template<
typename VT >
870 -> EnableIf_t< UseSMPAssign_v<VT> >
901 template<
typename VT >
903 -> EnableIf_t< UseSMPAssign_v<VT> >
939 template<
typename VT >
941 -> EnableIf_t< UseSMPAssign_v<VT> >
977 template<
typename VT >
979 -> EnableIf_t< UseSMPAssign_v<VT> >
1015 template<
typename VT >
1017 -> EnableIf_t< UseSMPAssign_v<VT> >
1079 template<
typename VT1
1083 inline decltype(
auto)
1088 if( (~lhs).
size() != (~rhs).
size() ) {
1116 template<
typename VT1
1119 inline decltype(
auto)
1124 return map( ~lhs, ~rhs,
Min() );
1147 template<
typename VT1
1150 inline decltype(
auto)
1155 return map( ~lhs, ~rhs,
Max() );
1178 template<
typename VT1
1181 inline decltype(
auto)
1209 template<
typename VT1
1212 inline decltype(
auto)
1217 return map( ~lhs, ~rhs,
Pow() );
1240 template<
typename VT1
1243 inline decltype(
auto)
1263 template<
typename VT1,
typename VT2,
typename OP,
bool TF >
1264 struct IsAligned< DVecDVecMapExpr<VT1,VT2,OP,TF> >
1265 :
public BoolConstant< IsAligned_v<VT1> && IsAligned_v<VT2> >
1281 template<
typename VT1,
typename VT2,
typename OP,
bool TF >
1282 struct IsPadded< DVecDVecMapExpr<VT1,VT2,OP,TF> >
1283 :
public BoolConstant< IsPadded_v<VT1> && IsPadded_v<VT2> && IsPaddingEnabled_v<OP> >
Header file for the Pow functor.
#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
Header file for the IsPaddingEnabled type trait.
Pointer difference type of the Blaze library.
IteratorCategory iterator_category
The iterator category.
Definition: DVecDVecMapExpr.h:188
ReferenceType reference
Reference return type.
Definition: DVecDVecMapExpr.h:191
ConstIterator & operator++()
Pre-increment operator.
Definition: DVecDVecMapExpr.h:246
Header file for auxiliary alias declarations.
ConstIterator & operator-=(size_t dec)
Subtraction assignment operator.
Definition: DVecDVecMapExpr.h:234
decltype(std::declval< OP >()(std::declval< RN1 >(), std::declval< RN2 >())) ReturnType
Return type for expression template evaluations.
Definition: DVecDVecMapExpr.h:153
ConstIterator & operator--()
Pre-decrement operator.
Definition: DVecDVecMapExpr.h:268
Header file for the HasLoad type trait.
Header file for basic type definitions.
static constexpr bool useAssign
Compilation switch for the serial evaluation strategy of the map expression.
Definition: DVecDVecMapExpr.h:121
decltype(auto) hypot(const DenseMatrix< MT1, SO1 > &lhs, const DenseMatrix< MT2, SO2 > &rhs)
Computes the componentwise hypotenous for the dense matrices lhs and rhs.
Definition: DMatDMatMapExpr.h:1211
TransposeType_t< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: DVecDVecMapExpr.h:149
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
ReturnType operator*() const
Direct access to the element at the current iterator position.
Definition: DVecDVecMapExpr.h:290
static constexpr bool simdEnabled
Compilation switch for the expression template evaluation strategy.
Definition: DVecDVecMapExpr.h:429
typename T::ResultType ResultType_t
Alias declaration for nested ResultType type definitions.The ResultType_t alias declaration provides ...
Definition: Aliases.h:390
Header file for the Hypot functor.
Header file for the serial shim.
Generic wrapper for the atan2() function.
Definition: Atan2.h:75
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:224
typename MapTrait< Args... >::Type MapTrait_t
Auxiliary alias declaration for the MapTrait class template.The MapTrait_t alias declaration provides...
Definition: MapTrait.h:160
RightOperand rhs_
Right-hand side dense vector of the map expression.
Definition: DVecDVecMapExpr.h:604
const ConstIterator operator--(int)
Post-decrement operator.
Definition: DVecDVecMapExpr.h:280
decltype(auto) pow(const DenseMatrix< MT1, SO1 > &lhs, const DenseMatrix< MT2, SO2 > &rhs)
Computes the componentwise exponential value for the dense matrices lhs and rhs.
Definition: DMatDMatMapExpr.h:1243
static constexpr bool smpAssignable
Compilation flag for SMP assignments.
Definition: CompressedMatrix.h:3113
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: DVecDVecMapExpr.h:563
ptrdiff_t DifferenceType
Difference between two iterators.
Definition: DVecDVecMapExpr.h:185
bool operator!=(const ConstIterator &rhs) const
Inequality comparison between two ConstIterator objects.
Definition: DVecDVecMapExpr.h:322
Header file for the DenseVector base class.
LeftOperand lhs_
Left-hand side dense vector of the map expression.
Definition: DVecDVecMapExpr.h:603
ElementType * PointerType
Pointer return type.
Definition: DVecDVecMapExpr.h:183
CompositeType_t< VT2 > CT2
Composite type of the right-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:110
ElementType_t< VT2 > ET2
Element type of the right-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:106
Header file for the Computation base class.
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
friend const ConstIterator operator-(const ConstIterator &it, size_t dec)
Subtraction between a ConstIterator and an integral value.
Definition: DVecDVecMapExpr.h:413
ReturnType_t< VT1 > RN1
Return type of the left-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:107
Header file for the VecVecMapExpr base class.
typename T::ElementType ElementType_t
Alias declaration for nested ElementType type definitions.The ElementType_t alias declaration provide...
Definition: Aliases.h:170
auto smpDivAssign(Vector< VT1, TF1 > &lhs, const Vector< VT2, TF2 > &rhs) -> EnableIf_t< IsDenseVector_v< VT1 > >
Default implementation of the SMP division assignment of a vector to a dense vector.
Definition: DenseVector.h:220
bool isAligned() const noexcept
Returns whether the operands of the expression are properly aligned in memory.
Definition: DVecDVecMapExpr.h:586
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
const ConstIterator operator++(int)
Post-increment operator.
Definition: DVecDVecMapExpr.h:258
ElementType & ReferenceType
Reference return type.
Definition: DVecDVecMapExpr.h:184
If_t< IsExpression_v< VT2 >, const VT2, const VT2 &> RightOperand
Composite type of the right-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:162
Operation operation() const
Returns a copy of the custom operation.
Definition: DVecDVecMapExpr.h:551
If_t< RequiresEvaluation_v< VT1 >, const RT1, CT1 > LT
Type for the assignment of the left-hand side dense vector operand.
Definition: DVecDVecMapExpr.h:168
ElementType ValueType
Type of the underlying elements.
Definition: DVecDVecMapExpr.h:182
Namespace of the Blaze C++ math library.
Definition: Blaze.h:58
#define BLAZE_ALWAYS_INLINE
Platform dependent setup of an enforced inline keyword.
Definition: Inline.h:85
ElementType_t< ResultType > ElementType
Resulting element type.
Definition: DVecDVecMapExpr.h:150
Header file for the If class template.
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: DVecDVecMapExpr.h:462
ConstIterator_t< VT1 > LeftIteratorType
ConstIterator type of the left-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:195
bool operator>(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DVecDVecMapExpr.h:344
decltype(auto) min(const DenseMatrix< MT1, SO1 > &lhs, const DenseMatrix< MT2, SO2 > &rhs)
Computes the componentwise minimum of the dense matrices lhs and rhs.
Definition: DMatDMatMapExpr.h:1147
#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
If_t< RequiresEvaluation_v< VT2 >, const RT2, CT2 > RT
Type for the assignment of the right-hand side dense vector operand.
Definition: DVecDVecMapExpr.h:171
MapTrait_t< RT1, RT2, OP > ResultType
Result type for expression template evaluations.
Definition: DVecDVecMapExpr.h:148
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:3086
Iterator over the elements of the dense vector map expression.
Definition: DVecDVecMapExpr.h:177
Header file for all SIMD functionality.
ConstIterator end() const
Returns an iterator just past the last non-zero element of the dense vector.
Definition: DVecDVecMapExpr.h:511
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 IsAligned type trait.
static constexpr size_t SIMDSIZE
The number of elements packed within a single SIMD element.
Definition: DVecDVecMapExpr.h:439
Constraint on the data type.
bool operator==(const ConstIterator &rhs) const
Equality comparison between two ConstIterator objects.
Definition: DVecDVecMapExpr.h:311
RightIteratorType right_
Iterator to the current right-hand side element.
Definition: DVecDVecMapExpr.h:421
OP op_
The custom unary operation.
Definition: DVecDVecMapExpr.h:422
LeftIteratorType left_
Iterator to the current left-hand side element.
Definition: DVecDVecMapExpr.h:420
Constraint on the data type.
DVecDVecMapExpr(const VT1 &lhs, const VT2 &rhs, OP op) noexcept
Constructor for the DVecMapExpr class.
Definition: DVecDVecMapExpr.h:449
DifferenceType operator-(const ConstIterator &rhs) const
Calculating the number of elements between two iterators.
Definition: DVecDVecMapExpr.h:377
Header file for the exception macros of the math module.
decltype(auto) max(const DenseMatrix< MT1, SO1 > &lhs, const DenseMatrix< MT2, SO2 > &rhs)
Computes the componentwise maximum of the dense matrices lhs and rhs.
Definition: DMatDMatMapExpr.h:1179
decltype(auto) atan2(const DenseMatrix< MT1, SO1 > &lhs, const DenseMatrix< MT2, SO2 > &rhs)
Computes the multi-valued inverse tangent of the dense matrices lhs and rhs.
Definition: DMatDMatMapExpr.h:1275
bool operator<(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DVecDVecMapExpr.h:333
Constraint on the data type.
Header file for all forward declarations for expression class templates.
ConstIterator_t< VT2 > RightIteratorType
ConstIterator type of the right-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:198
bool canSMPAssign() const noexcept
Returns whether the expression can be used in SMP assignments.
Definition: DVecDVecMapExpr.h:596
Header file for the EnableIf class template.
Header file for the IsPadded type trait.
ReturnType_t< VT2 > RN2
Return type of the right-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:108
ConstIterator(LeftIteratorType left, RightIteratorType right, OP op)
Constructor for the ConstIterator class.
Definition: DVecDVecMapExpr.h:208
bool operator<=(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DVecDVecMapExpr.h:355
bool operator>=(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DVecDVecMapExpr.h:366
Header file for the IsSIMDEnabled type trait.
typename T::TransposeType TransposeType_t
Alias declaration for nested TransposeType type definitions.The TransposeType_t alias declaration pro...
Definition: Aliases.h:470
LeftOperand leftOperand() const noexcept
Returns the left-hand side dense vector operand.
Definition: DVecDVecMapExpr.h:531
Header file for run time assertion macros.
typename T::CompositeType CompositeType_t
Alias declaration for nested CompositeType type definitions.The CompositeType_t alias declaration pro...
Definition: Aliases.h:90
PointerType pointer
Pointer return type.
Definition: DVecDVecMapExpr.h:190
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: DVecDVecMapExpr.h:475
Generic wrapper for the pow() function.
Definition: Pow.h:62
Generic wrapper for the max() function.
Definition: Max.h:79
std::random_access_iterator_tag IteratorCategory
The iterator category.
Definition: DVecDVecMapExpr.h:181
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
OP Operation
Data type of the custom unary operation.
Definition: DVecDVecMapExpr.h:165
Header file for the Atan2 functor.
SIMD characteristics of data types.The SIMDTrait class template provides the SIMD characteristics of ...
Definition: SIMDTrait.h:295
If_t< IsExpression_v< VT1 >, const VT1, const VT1 &> LeftOperand
Composite type of the left-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:159
#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
constexpr size_t size(const Matrix< MT, SO > &matrix) noexcept
Returns the total number of elements of the matrix.
Definition: Matrix.h:530
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
decltype(auto) serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:808
BLAZE_ALWAYS_INLINE auto load(size_t index) const noexcept
Access to the SIMD elements of the vector.
Definition: DVecDVecMapExpr.h:489
CompositeType_t< VT1 > CT1
Composite type of the left-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:109
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: DVecDVecMapExpr.h:576
#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
IntegralConstant< bool, B > BoolConstant
Generic wrapper for a compile time constant boolean value.The BoolConstant class template represents ...
Definition: IntegralConstant.h:101
ConstIterator begin() const
Returns an iterator to the first non-zero element of the dense vector.
Definition: DVecDVecMapExpr.h:501
ElementType_t< VT1 > ET1
Element type of the left-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:105
static constexpr bool smpAssignable
Compilation switch for the expression template assignment strategy.
Definition: DVecDVecMapExpr.h:434
Generic wrapper for the min() function.
Definition: Min.h:79
typename T::ConstIterator ConstIterator_t
Alias declaration for nested ConstIterator type definitions.The ConstIterator_t alias declaration pro...
Definition: Aliases.h:110
Header file for the Min functor.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:3081
#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
ValueType value_type
Type of the underlying elements.
Definition: DVecDVecMapExpr.h:189
friend const ConstIterator operator+(const ConstIterator &it, size_t inc)
Addition between a ConstIterator and an integral value.
Definition: DVecDVecMapExpr.h:389
auto load() const noexcept
Access to the SIMD elements of the vector.
Definition: DVecDVecMapExpr.h:300
Operation op_
The custom unary operation.
Definition: DVecDVecMapExpr.h:605
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
If_t< useAssign, const ResultType, const DVecDVecMapExpr &> CompositeType
Data type for composite expression templates.
Definition: DVecDVecMapExpr.h:156
Base class for all compute expression templates.The Computation class serves as a tag for all computa...
Definition: Computation.h:66
Generic wrapper for the hypot() function.
Definition: Hypot.h:75
friend const ConstIterator operator+(size_t inc, const ConstIterator &it)
Addition between an integral value and a ConstIterator.
Definition: DVecDVecMapExpr.h:401
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.
ResultType_t< VT2 > RT2
Result type of the right-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:104
Base class for all binary vector map expression templates.The VecVecMapExpr class serves as a tag for...
Definition: VecVecMapExpr.h:66
Header file for the map trait.
Header file for the Max functor.
Expression object for the dense vector-dense vector map() function.The DVecDVecMapExpr class represen...
Definition: DVecDVecMapExpr.h:97
ConstIterator & operator+=(size_t inc)
Addition assignment operator.
Definition: DVecDVecMapExpr.h:221
RightOperand rightOperand() const noexcept
Returns the right-hand side dense vector operand.
Definition: DVecDVecMapExpr.h:541
System settings for the inline keywords.
#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
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
ResultType_t< VT1 > RT1
Result type of the left-hand side dense vector expression.
Definition: DVecDVecMapExpr.h:103
Header file for the IsExpression type trait class.
Header file for the function trace functionality.
size_t size() const noexcept
Returns the current size/dimension of the vector.
Definition: DVecDVecMapExpr.h:521
decltype(auto) map(const DenseMatrix< MT1, SO > &lhs, const DenseMatrix< MT2, SO > &rhs, OP op)
Evaluates the given binary operation on each single element of the dense matrices lhs and rhs...
Definition: DMatDMatMapExpr.h:1110