35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECEVALEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SVECEVALEXPR_H_
88 class SVecEvalExpr :
public SparseVector< SVecEvalExpr<VT,TF>, TF >
109 enum :
bool { smpAssignable = VT::smpAssignable };
141 inline ReturnType
at(
size_t index )
const {
142 if( index >=
sv_.size() ) {
145 return (*
this)[index];
154 inline size_t size() const noexcept {
165 return sv_.nonZeros();
185 template<
typename T >
186 inline bool canAlias(
const T* alias )
const noexcept {
187 return sv_.canAlias( alias );
197 template<
typename T >
198 inline bool isAliased(
const T* alias )
const noexcept {
199 return sv_.isAliased( alias );
209 return sv_.canSMPAssign();
230 template<
typename VT2 >
237 assign( ~lhs, rhs.sv_ );
254 template<
typename VT2 >
261 assign( ~lhs, rhs.sv_ );
278 template<
typename VT2 >
279 friend inline void addAssign( DenseVector<VT2,TF>& lhs,
const SVecEvalExpr& rhs )
285 addAssign( ~lhs, rhs.sv_ );
302 template<
typename VT2 >
303 friend inline void addAssign( SparseVector<VT2,TF>& lhs,
const SVecEvalExpr& rhs )
309 addAssign( ~lhs, rhs.sv_ );
326 template<
typename VT2 >
327 friend inline void subAssign( DenseVector<VT2,TF>& lhs,
const SVecEvalExpr& rhs )
333 subAssign( ~lhs, rhs.sv_ );
350 template<
typename VT2 >
351 friend inline void subAssign( SparseVector<VT2,TF>& lhs,
const SVecEvalExpr& rhs )
357 subAssign( ~lhs, rhs.sv_ );
374 template<
typename VT2 >
375 friend inline void multAssign( DenseVector<VT2,TF>& lhs,
const SVecEvalExpr& rhs )
381 multAssign( ~lhs, rhs.sv_ );
398 template<
typename VT2 >
399 friend inline void multAssign( SparseVector<VT2,TF>& lhs,
const SVecEvalExpr& rhs )
405 multAssign( ~lhs, rhs.sv_ );
422 template<
typename VT2 >
446 template<
typename VT2 >
470 template<
typename VT2 >
494 template<
typename VT2 >
518 template<
typename VT2 >
542 template<
typename VT2 >
566 template<
typename VT2 >
590 template<
typename VT2 >
637 template<
typename VT
667 template<
typename VT
669 inline const SVecEvalExpr<VT,TF>
eval(
const SVecEvalExpr<VT,TF>& sv )
687 template<
typename VT,
bool TF >
688 struct Size< SVecEvalExpr<VT,TF> > :
public Size<VT>
704 template<
typename VT >
705 struct SVecEvalExprTrait< SVecEvalExpr<VT,false> >
709 using Type = If_< And< IsSparseVector<VT>, IsColumnVector<VT> >
710 , SVecEvalExpr<VT,false>
720 template<
typename VT >
721 struct TSVecEvalExprTrait< SVecEvalExpr<VT,true> >
725 using Type = If_< And< IsSparseVector<VT>, IsRowVector<VT> >
726 , SVecEvalExpr<VT,true>
736 template<
typename VT,
bool TF,
bool AF >
737 struct SubvectorExprTrait< SVecEvalExpr<VT,TF>, AF >
741 using Type = EvalExprTrait_< SubvectorExprTrait_<const VT,AF> >;
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: SVecEvalExpr.h:198
Header file for auxiliary alias declarations.
bool canSMPAssign() const noexcept
Returns whether the expression can be used in SMP assignments.
Definition: SVecEvalExpr.h:208
Header file for basic type definitions.
Header file for the SparseVector base class.
EnableIf_< IsDenseMatrix< MT1 > > 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
ReturnType_< VT > ReturnType
Return type for expression template evaluations.
Definition: SVecEvalExpr.h:98
Header file for the IsRowVector type trait.
EnableIf_< IsDenseVector< VT1 > > 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:193
Expression object for the forced evaluation of sparse vectors.The SVecEvalExpr class represents the c...
Definition: Forward.h:115
Header file for the And class template.
Operand sv_
Sparse vector of the evaluation expression.
Definition: SVecEvalExpr.h:215
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecEvalExpr.h:101
Header file for the Computation base class.
Header file for the VecEvalExpr base class.
typename T::ResultType ResultType_
Alias declaration for nested ResultType type definitions.The ResultType_ alias declaration provides a...
Definition: Aliases.h:323
EnableIf_< IsDenseMatrix< MT1 > > 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
TransposeType_< VT > TransposeType
Transpose type for expression template evaluations.
Definition: SVecEvalExpr.h:96
Constraint on the data type.
typename T::ReturnType ReturnType_
Alias declaration for nested ReturnType type definitions.The ReturnType_ alias declaration provides a...
Definition: Aliases.h:343
SVecEvalExpr< VT, TF > This
Type of this SVecEvalExpr instance.
Definition: SVecEvalExpr.h:94
SVecEvalExpr(const VT &sv) noexcept
Constructor for the SVecEvalExpr class.
Definition: SVecEvalExpr.h:117
Operand operand() const noexcept
Returns the sparse vector operand.
Definition: SVecEvalExpr.h:174
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
Header file for the If class template.
EnableIf_< IsDenseMatrix< MT1 > > 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
#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
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: SVecEvalExpr.h:141
typename T::ElementType ElementType_
Alias declaration for nested ElementType type definitions.The ElementType_ alias declaration provides...
Definition: Aliases.h:163
size_t nonZeros() const
Returns the number of non-zero elements in the sparse vector.
Definition: SVecEvalExpr.h:164
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:61
Constraint on the data type.
size_t size() const noexcept
Returns the current size/dimension of the vector.
Definition: SVecEvalExpr.h:154
Header file for the exception macros of the math module.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: SVecEvalExpr.h:186
Header file for the IsSparseVector type trait.
Header file for run time assertion macros.
Utility type for generic codes.
Header file for the EvalExprTrait class template.
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:160
Header file for the TSVecEvalExprTrait class template.
const DMatEvalExpr< MT, SO > eval(const DenseMatrix< MT, SO > &dm)
Forces the evaluation of the given dense matrix expression dm.
Definition: DMatEvalExpr.h:705
ElementType_< VT > ElementType
Resulting element type.
Definition: SVecEvalExpr.h:97
If_< IsExpression< VT >, const VT, const VT & > Operand
Composite data type of the sparse vector expression.
Definition: SVecEvalExpr.h:104
Header file for the IsComputation type trait class.
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:110
#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
ResultType_< VT > ResultType
Result type for expression template evaluations.
Definition: SVecEvalExpr.h:95
Header file for the SubvectorExprTrait class template.
typename T::TransposeType TransposeType_
Alias declaration for nested TransposeType type definitions.The TransposeType_ alias declaration prov...
Definition: Aliases.h:403
Header file for the SVecEvalExprTrait class template.
Header file for the IsColumnVector type trait.
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecEvalExpr.h:128
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
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.