35 #ifndef _BLAZE_MATH_EXPRESSIONS_DVECABSEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_DVECABSEXPR_H_
130 template<
typename VT2 >
133 enum { value = useAssign };
146 template<
typename VT2 >
147 struct UseSMPAssign {
148 enum { value = ( !VT2::smpAssignable || !VT::smpAssignable ) && useAssign };
287 inline IntrinsicType
load()
const {
288 return abs( it_.load() );
299 return it_ == rhs.
it_;
310 return it_ != rhs.
it_;
321 return it_ < rhs.
it_;
332 return it_ > rhs.
it_;
343 return it_ <= rhs.
it_;
354 return it_ >= rhs.
it_;
365 return it_ - rhs.
it_;
414 enum { vectorizable = VT::vectorizable &&
418 enum { smpAssignable = VT::smpAssignable };
451 inline ReturnType
at(
size_t index )
const {
452 if( index >=
dv_.size() ) {
455 return (*
this)[index];
469 return abs(
dv_.load( index ) );
519 template<
typename T >
531 template<
typename T >
533 return dv_.isAliased( alias );
543 return dv_.isAligned();
553 return dv_.canSMPAssign();
576 template<
typename VT2 >
584 assign( ~lhs, rhs.
dv_ );
585 assign( ~lhs,
abs( ~lhs ) );
604 template<
typename VT2 >
616 const ResultType tmp(
serial( rhs ) );
636 template<
typename VT2 >
637 friend inline typename EnableIf< UseAssign<VT2> >::Type
638 addAssign( DenseVector<VT2,TF>& lhs,
const DVecAbsExpr& rhs )
648 const ResultType tmp(
serial( rhs ) );
649 addAssign( ~lhs, tmp );
672 template<
typename VT2 >
673 friend inline typename EnableIf< UseAssign<VT2> >::Type
674 subAssign( DenseVector<VT2,TF>& lhs,
const DVecAbsExpr& rhs )
684 const ResultType tmp(
serial( rhs ) );
685 subAssign( ~lhs, tmp );
708 template<
typename VT2 >
709 friend inline typename EnableIf< UseAssign<VT2> >::Type
710 multAssign( DenseVector<VT2,TF>& lhs,
const DVecAbsExpr& rhs )
720 const ResultType tmp(
serial( rhs ) );
721 multAssign( ~lhs, tmp );
744 template<
typename VT2 >
745 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
772 template<
typename VT2 >
773 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
784 const ResultType tmp( rhs );
804 template<
typename VT2 >
805 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
816 const ResultType tmp( rhs );
840 template<
typename VT2 >
841 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
852 const ResultType tmp( rhs );
876 template<
typename VT2 >
877 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
888 const ResultType tmp( rhs );
933 template<
typename VT
963 template<
typename VT
965 inline const DVecAbsExpr<VT,TF>&
abs(
const DVecAbsExpr<VT,TF>& dv )
985 template<
typename VT,
bool TF >
986 struct Size<
DVecAbsExpr<VT,TF> > :
public Size<VT>
1002 template<
typename VT,
bool TF >
1003 struct IsAligned<
DVecAbsExpr<VT,TF> > :
public IsTrue< IsAligned<VT>::value >
1019 template<
typename VT,
bool TF >
1020 struct IsPadded<
DVecAbsExpr<VT,TF> > :
public IsTrue< IsPadded<VT>::value >
1036 template<
typename VT >
1041 typedef typename SelectType< IsDenseVector<VT>::value && IsColumnVector<VT>::value
1042 , DVecAbsExpr<VT,false>
1043 , INVALID_TYPE >::Type Type;
1052 template<
typename VT >
1057 typedef typename SelectType< IsDenseVector<VT>::value && IsRowVector<VT>::value
1058 , DVecAbsExpr<VT,true>
1059 , INVALID_TYPE >::Type Type;
1068 template<
typename VT,
bool TF,
bool AF >
1069 struct SubvectorExprTrait<
DVecAbsExpr<VT,TF>, AF >
1073 typedef typename AbsExprTrait< typename SubvectorExprTrait<const VT,AF>::Type >::Type Type;
ConstIterator begin() const
Returns an iterator to the first non-zero element of the dense vector.
Definition: DVecAbsExpr.h:478
Pointer difference type of the Blaze library.
BLAZE_ALWAYS_INLINE IntrinsicType load(size_t index) const
Access to the intrinsic elements of the vector.
Definition: DVecAbsExpr.h:465
Compile time check whether the given type is a computational expression template.This type trait clas...
Definition: IsComputation.h:89
DVecAbsExpr(const VT &dv)
Constructor for the DVecAbsExpr class.
Definition: DVecAbsExpr.h:426
VT::ResultType ResultType
Result type for expression template evaluations.
Definition: DVecAbsExpr.h:156
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.
BLAZE_ALWAYS_INLINE size_t size(const Vector< VT, TF > &vector)
Returns the current size/dimension of the vector.
Definition: Vector.h:252
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:207
Header file for the IsRowVector type trait.
friend const ConstIterator operator+(size_t inc, const ConstIterator &it)
Addition between an integral value and a ConstIterator.
Definition: DVecAbsExpr.h:388
Header file for the DenseVector base class.
const DMatAbsExpr< MT, SO > abs(const DenseMatrix< MT, SO > &dm)
Returns a matrix containing the absolute values of each single element of dm.
Definition: DMatAbsExpr.h:938
friend const ConstIterator operator+(const ConstIterator &it, size_t inc)
Addition between a ConstIterator and an integral value.
Definition: DVecAbsExpr.h:376
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: DVecAbsExpr.h:437
std::random_access_iterator_tag IteratorCategory
The iterator category.
Definition: DVecAbsExpr.h:178
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
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: DVecAbsExpr.h:520
Header file for the Computation base class.
const ConstIterator operator--(int)
Post-decrement operator.
Definition: DVecAbsExpr.h:266
Expression object for the dense vector abs() function.The DVecAbsExpr class represents the compile ti...
Definition: DVecAbsExpr.h:96
Header file for the RequiresEvaluation type trait.
ConstIterator end() const
Returns an iterator just past the last non-zero element of the dense vector.
Definition: DVecAbsExpr.h:488
Header file for the TDVecAbsExprTrait class template.
Constraint on the data type.
bool operator==(const ConstIterator &rhs) const
Equality comparison between two ConstIterator objects.
Definition: DVecAbsExpr.h:298
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:90
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:261
DifferenceType difference_type
Difference between two iterators.
Definition: DVecAbsExpr.h:189
size_t size() const
Returns the current size/dimension of the vector.
Definition: DVecAbsExpr.h:498
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
#define BLAZE_ALWAYS_INLINE
Platform dependent setup of an enforced inline keyword.
Definition: Inline.h:85
friend const ConstIterator operator-(const ConstIterator &it, size_t dec)
Subtraction between a ConstIterator and an integral value.
Definition: DVecAbsExpr.h:400
IteratorType it_
Iterator to the current vector element.
Definition: DVecAbsExpr.h:407
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
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: DVecAbsExpr.h:451
bool operator<(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DVecAbsExpr.h:320
Header file for the DVecAbsExprTrait class template.
SelectType< useAssign, const ResultType, const DVecAbsExpr & >::Type CompositeType
Data type for composite expression templates.
Definition: DVecAbsExpr.h:165
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
Header file for the IsAligned type trait.
Header file for the VecAbsExpr base class.
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
IntrinsicType load() const
Access to the intrinsic elements of the vector.
Definition: DVecAbsExpr.h:287
CompressedMatrix< Type, false > TransposeType
Transpose type for expression template evaluations.
Definition: CompressedMatrix.h:2585
Constraint on the data type.
SelectType< IsExpression< VT >::value, const VT, const VT & >::Type Operand
Composite data type of the dense vector expression.
Definition: DVecAbsExpr.h:168
Base class for all vector absolute value expression templates.The VecAbsExpr class serves as a tag fo...
Definition: VecAbsExpr.h:65
IteratorCategory iterator_category
The iterator category.
Definition: DVecAbsExpr.h:185
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:2586
Header file for the SelectType class template.
Header file for all forward declarations for expression class templates.
Header file for the EnableIf class template.
Header file for the IsPadded type trait.
Header file for the serial shim.
Operand dv_
Dense vector of the absolute value expression.
Definition: DVecAbsExpr.h:559
bool operator>=(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DVecAbsExpr.h:353
ReferenceType reference
Reference return type.
Definition: DVecAbsExpr.h:188
ElementType * PointerType
Pointer return type.
Definition: DVecAbsExpr.h:180
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
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2587
Intrinsic characteristics of data types.The IntrinsicTrait class template provides the intrinsic char...
Definition: IntrinsicTrait.h:1232
IntrinsicTrait< ET >::Type IntrinsicType
Resulting intrinsic element type.
Definition: DVecAbsExpr.h:159
Header file for run time assertion macros.
ConstIterator & operator-=(size_t dec)
Subtraction assignment operator.
Definition: DVecAbsExpr.h:223
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
ConstIterator & operator+=(size_t inc)
Addition assignment operator.
Definition: DVecAbsExpr.h:211
Utility type for generic codes.
DVecAbsExpr< VT, TF > This
Type of this DVecAbsExpr instance.
Definition: DVecAbsExpr.h:155
bool canSMPAssign() const
Returns whether the expression can be used in SMP assignments.
Definition: DVecAbsExpr.h:552
VT::ElementType ElementType
Resulting element type.
Definition: DVecAbsExpr.h:158
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: DVecAbsExpr.h:532
Substitution Failure Is Not An Error (SFINAE) class.The EnableIf class template is an auxiliary tool ...
Definition: EnableIf.h:184
bool operator>(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DVecAbsExpr.h:331
ValueType value_type
Type of the underlying elements.
Definition: DVecAbsExpr.h:186
bool operator!=(const ConstIterator &rhs) const
Inequality comparison between two ConstIterator objects.
Definition: DVecAbsExpr.h:309
ElementType ValueType
Type of the underlying elements.
Definition: DVecAbsExpr.h:179
ConstIterator & operator++()
Pre-increment operator.
Definition: DVecAbsExpr.h:234
VT::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: DVecAbsExpr.h:157
ConstIterator(IteratorType it)
Constructor for the ConstIterator class.
Definition: DVecAbsExpr.h:200
ReturnType operator*() const
Direct access to the element at the current iterator position.
Definition: DVecAbsExpr.h:276
bool isAligned() const
Returns whether the operands of the expression are properly aligned in memory.
Definition: DVecAbsExpr.h:542
ptrdiff_t DifferenceType
Difference between two iterators.
Definition: DVecAbsExpr.h:182
Header file for the IsDenseVector type trait.
Header file for all intrinsic functionality.
#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:79
PointerType pointer
Pointer return type.
Definition: DVecAbsExpr.h:187
Iterator over the elements of the dense vector.
Definition: DVecAbsExpr.h:174
Header file for the IsComputation type trait class.
Operand operand() const
Returns the dense vector operand.
Definition: DVecAbsExpr.h:508
AbsExprTrait< RN >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: DVecAbsExpr.h:116
Base class for all compute expression templates.The Computation class serves as a tag for all computa...
Definition: Computation.h:59
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
DifferenceType operator-(const ConstIterator &rhs) const
Calculating the number of elements between two iterators.
Definition: DVecAbsExpr.h:364
const ConstIterator operator++(int)
Post-increment operator.
Definition: DVecAbsExpr.h:245
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 IsTrue value trait.
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: DVecAbsExpr.h:162
Header file for the SubvectorExprTrait class template.
ElementType & ReferenceType
Reference return type.
Definition: DVecAbsExpr.h:181
ConstIterator & operator--()
Pre-decrement operator.
Definition: DVecAbsExpr.h:255
Header file for exception macros.
Header file for the AbsExprTrait class template.
Header file for the IsColumnVector type trait.
Evaluation of the return type of an absolute value expression.Via this type trait it is possible to e...
Definition: AbsExprTrait.h:88
VT::ConstIterator IteratorType
ConstIterator type of the left-hand side dense vector expression.
Definition: DVecAbsExpr.h:192
const DVecAbsExpr< VT, TF > abs(const DenseVector< VT, TF > &dv)
Returns a vector containing the absolute values of each single element of dv.
Definition: DVecAbsExpr.h:935
bool operator<=(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DVecAbsExpr.h:342
VT::ReturnType RN
Return type of the dense vector expression.
Definition: DVecAbsExpr.h:102
System settings for the inline keywords.
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
VT::ElementType ET
Element type of the dense vector expression.
Definition: DVecAbsExpr.h:103
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.