35 #ifndef _BLAZE_MATH_EXPRESSIONS_DVECSVECSUBEXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_DVECSVECSUBEXPR_H_ 86 template<
typename VT1
90 :
public VecVecSubExpr< DenseVector< DVecSVecSubExpr<VT1,VT2,TF>, TF > >
112 static constexpr
bool returnExpr = !IsTemporary_v<RN1> && !IsTemporary_v<RN2>;
125 template<
typename VT >
193 if( index >=
lhs_.size() ) {
196 return (*
this)[index];
205 inline size_t size() const noexcept {
236 template<
typename T >
237 inline bool canAlias(
const T* alias )
const noexcept {
238 return ( IsExpression_v<VT1> &&
lhs_.canAlias( alias ) ) ||
239 (
rhs_.canAlias( alias ) );
249 template<
typename T >
250 inline bool isAliased(
const T* alias )
const noexcept {
251 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
273 template<
typename VT >
280 if( !IsComputation_v<VT1> &&
isSame( ~lhs, rhs.
lhs_ ) ) {
281 subAssign( ~lhs, rhs.
rhs_ );
284 assign ( ~lhs, rhs.
lhs_ );
285 subAssign( ~lhs, rhs.
rhs_ );
303 template<
typename VT >
332 template<
typename VT >
333 friend inline void addAssign( DenseVector<VT,TF>& lhs,
const DVecSVecSubExpr& rhs )
339 addAssign( ~lhs, rhs.lhs_ );
340 subAssign( ~lhs, rhs.rhs_ );
361 template<
typename VT >
362 friend inline void subAssign( DenseVector<VT,TF>& lhs,
const DVecSVecSubExpr& rhs )
368 subAssign( ~lhs, rhs.lhs_ );
369 addAssign( ~lhs, rhs.rhs_ );
390 template<
typename VT >
391 friend inline void multAssign( DenseVector<VT,TF>& lhs,
const DVecSVecSubExpr& rhs )
402 multAssign( ~lhs, tmp );
423 template<
typename VT >
424 friend inline void divAssign( DenseVector<VT,TF>& lhs,
const DVecSVecSubExpr& rhs )
435 divAssign( ~lhs, tmp );
458 template<
typename VT >
460 -> EnableIf_t< UseSMPAssign_v<VT> >
466 if( !IsComputation_v<VT1> &&
isSame( ~lhs, rhs.lhs_ ) ) {
491 template<
typename VT >
493 -> EnableIf_t< UseSMPAssign_v<VT> >
523 template<
typename VT >
525 -> EnableIf_t< UseSMPAssign_v<VT> >
556 template<
typename VT >
558 -> EnableIf_t< UseSMPAssign_v<VT> >
589 template<
typename VT >
591 -> EnableIf_t< UseSMPAssign_v<VT> >
625 template<
typename VT >
627 -> EnableIf_t< UseSMPAssign_v<VT> >
681 template<
typename VT1
684 , DisableIf_t< IsZero_v<VT2> &&
685 IsSame_v< ElementType_t<VT1>, ElementType_t<VT2> > >* =
nullptr >
686 inline const DVecSVecSubExpr<VT1,VT2,TF>
687 dvecsvecsub(
const DenseVector<VT1,TF>& lhs,
const SparseVector<VT2,TF>& rhs )
693 return DVecSVecSubExpr<VT1,VT2,TF>( ~lhs, ~rhs );
712 template<
typename VT1
715 , EnableIf_t< IsZero_v<VT2> &&
716 IsSame_v< ElementType_t<VT1>, ElementType_t<VT2> > >* =
nullptr >
718 dvecsvecsub(
const DenseVector<VT1,TF>& lhs,
const SparseVector<VT2,TF>& rhs )
758 template<
typename VT1
761 inline decltype(
auto)
766 if( (~lhs).
size() != (~rhs).
size() ) {
770 return dvecsvecsub( ~lhs, ~rhs );
796 template<
typename VT1
800 inline decltype(
auto)
801 operator+( const DVecSVecSubExpr<VT1,VT2,TF>& lhs, const DenseVector<VT3,TF>& rhs )
805 return ( lhs.leftOperand() + (~rhs) ) - lhs.rightOperand();
824 template<
typename VT1
828 inline decltype(
auto)
829 operator-( const DVecSVecSubExpr<VT1,VT2,TF>& lhs, const DenseVector<VT3,TF>& rhs )
833 return ( lhs.leftOperand() - (~rhs) ) - lhs.rightOperand();
#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 auxiliary alias declarations.
TransposeType_t< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: DVecSVecSubExpr.h:135
typename SubTrait< T1, T2 >::Type SubTrait_t
Auxiliary alias declaration for the SubTrait class template.The SubTrait_t alias declaration provides...
Definition: SubTrait.h:238
static constexpr bool returnExpr
Compilation switch for the selection of the subscript operator return type.
Definition: DVecSVecSubExpr.h:112
Header file for the UNUSED_PARAMETER function template.
Header file for the subtraction trait.
const If_t< returnExpr, ExprReturnType, ElementType > ReturnType
Return type for expression template evaluations.
Definition: DVecSVecSubExpr.h:139
bool isSame(const Matrix< MT1, SO1 > &a, const Matrix< MT2, SO2 > &b) noexcept
Returns whether the two given matrices represent the same observable state.
Definition: Matrix.h:992
Header file for basic type definitions.
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
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 serial shim.
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:224
CompositeType_t< VT1 > CT1
Composite type of the left-hand side dense vector expression.
Definition: DVecSVecSubExpr.h:99
Header file for the IsSame and IsStrictlySame type traits.
RightOperand rhs_
Right-hand side sparse vector of the subtraction expression.
Definition: DVecSVecSubExpr.h:258
static constexpr bool smpAssignable
Compilation flag for SMP assignments.
Definition: CompressedMatrix.h:3113
Header file for the DenseVector base class.
Header file for the Computation base class.
constexpr void UNUSED_PARAMETER(const Args &...)
Suppression of unused parameter warnings.
Definition: Unused.h:81
typename T::ReturnType ReturnType_t
Alias declaration for nested ReturnType type definitions.The ReturnType_t alias declaration provides ...
Definition: Aliases.h:410
ReturnType_t< VT2 > RN2
Return type of the right-hand side sparse vector expression.
Definition: DVecSVecSubExpr.h:98
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
TransposeType_t< VT2 > TT2
Transpose type of the right-hand side sparse vector expression.
Definition: DVecSVecSubExpr.h:102
Expression object for dense vector-sparse vector subtractions.The DVecSVecSubExpr class represents th...
Definition: DVecSVecSubExpr.h:89
Header file for the DisableIf class template.
Header file for the IsTemporary type trait class.
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: DVecSVecSubExpr.h:237
Namespace of the Blaze C++ math library.
Definition: Blaze.h:58
CompositeType_t< VT2 > CT2
Composite type of the right-hand side sparse vector expression.
Definition: DVecSVecSubExpr.h:100
Header file for the If class template.
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: DVecSVecSubExpr.h:179
#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
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:76
#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
Constraint on the data type.
Constraint on the data type.
ResultType_t< VT2 > RT2
Result type of the right-hand side sparse vector expression.
Definition: DVecSVecSubExpr.h:96
Header file for the exception macros of the math module.
If_t< IsExpression_v< VT1 >, const VT1, const VT1 &> LeftOperand
Composite type of the left-hand side dense vector expression.
Definition: DVecSVecSubExpr.h:145
Header file for the VecVecSubExpr base class.
ElementType_t< ResultType > ElementType
Resulting element type.
Definition: DVecSVecSubExpr.h:136
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.
const ResultType CompositeType
Data type for composite expression templates.
Definition: DVecSVecSubExpr.h:142
LeftOperand leftOperand() const noexcept
Returns the left-hand side dense vector operand.
Definition: DVecSVecSubExpr.h:215
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.
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: DVecSVecSubExpr.h:250
typename T::CompositeType CompositeType_t
Alias declaration for nested CompositeType type definitions.The CompositeType_t alias declaration pro...
Definition: Aliases.h:90
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 at(size_t index) const
Checked access to the vector elements.
Definition: DVecSVecSubExpr.h:192
Header file for the IsZero type trait.
#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
TransposeType_t< VT1 > TT1
Transpose type of the left-hand side dense vector expression.
Definition: DVecSVecSubExpr.h:101
decltype(auto) serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:808
#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
Constraint on the data type.
LeftOperand lhs_
Left-hand side dense vector of the subtraction expression.
Definition: DVecSVecSubExpr.h:257
#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
DVecSVecSubExpr(const VT1 &lhs, const VT2 &rhs) noexcept
Constructor for the DVecSVecSubExpr class.
Definition: DVecSVecSubExpr.h:165
size_t size() const noexcept
Returns the current size/dimension of the vector.
Definition: DVecSVecSubExpr.h:205
decltype(std::declval< RN1 >() - std::declval< RN2 >()) ExprReturnType
Expression return type for the subscript operator.
Definition: DVecSVecSubExpr.h:115
#define BLAZE_CONSTRAINT_MUST_FORM_VALID_VECVECSUBEXPR(T1, T2)
Constraint on the data type.In case the given data types T1 and T2 do not form a valid vector/vector ...
Definition: VecVecSubExpr.h:104
Header file for the IsComputation type trait class.
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 all compute expression templates.The Computation class serves as a tag for all computa...
Definition: Computation.h:66
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:138
SubTrait_t< RT1, RT2 > ResultType
Result type for expression template evaluations.
Definition: DVecSVecSubExpr.h:134
static constexpr bool simdEnabled
Compilation switch for the expression template evaluation strategy.
Definition: DVecSVecSubExpr.h:153
RightOperand rightOperand() const noexcept
Returns the right-hand side sparse vector operand.
Definition: DVecSVecSubExpr.h:225
Base class for all vector/vector subtraction expression templates.The VecVecSubExpr class serves as a...
Definition: VecVecSubExpr.h:66
#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
If_t< IsExpression_v< VT2 >, const VT2, const VT2 &> RightOperand
Composite type of the right-hand side sparse vector expression.
Definition: DVecSVecSubExpr.h:148
Header file for the IsExpression type trait class.
static constexpr bool smpAssignable
Compilation switch for the expression template assignment strategy.
Definition: DVecSVecSubExpr.h:156
Header file for the function trace functionality.
ResultType_t< VT1 > RT1
Result type of the left-hand side dense vector expression.
Definition: DVecSVecSubExpr.h:95
ReturnType_t< VT1 > RN1
Return type of the left-hand side dense vector expression.
Definition: DVecSVecSubExpr.h:97