35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECDVECSUBEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SVECDVECSUBEXPR_H_
86 template<
typename VT1
89 class SVecDVecSubExpr :
public DenseVector< SVecDVecSubExpr<VT1,VT2,TF>, TF >
90 ,
private VecVecSubExpr
140 enum { vectorizable = 0 };
143 enum { smpAssignable = 0 };
208 template<
typename T >
210 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
220 template<
typename T >
222 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
244 template<
typename VT >
269 template<
typename VT >
298 template<
typename VT >
327 template<
typename VT >
356 template<
typename VT >
423 template<
typename T1
426 inline const SVecDVecSubExpr<T1,T2,TF>
431 if( (~lhs).size() != (~rhs).size() )
432 throw std::invalid_argument(
"Vector sizes do not match" );
460 template<
typename T1
464 inline const typename AddExprTrait< SVecDVecSubExpr<T1,T2,TF>, T3 >::Type
465 operator+(
const SVecDVecSubExpr<T1,T2,TF>& lhs,
const DenseVector<T3,TF>& rhs )
469 return ( (~rhs) - lhs.rightOperand() ) + lhs.leftOperand();
488 template<
typename T1
492 inline const typename SubExprTrait< SVecDVecSubExpr<T1,T2,TF>, T3 >::Type
493 operator-(
const SVecDVecSubExpr<T1,T2,TF>& lhs,
const DenseVector<T3,TF>& rhs )
497 return lhs.leftOperand() - ( lhs.rightOperand() + (~rhs) );
513 template<
typename VT1,
typename VT2,
typename VT3 >
514 struct DVecDVecAddExprTrait< SVecDVecSubExpr<VT1,VT2,false>, VT3 >
519 typedef typename SelectType< IsSparseVector<VT1>::value && IsColumnVector<VT1>::value &&
520 IsDenseVector<VT2>::value && IsColumnVector<VT2>::value &&
521 IsDenseVector<VT3>::value && IsColumnVector<VT3>::value
522 ,
typename DVecSVecAddExprTrait< typename DVecDVecSubExprTrait<VT3,VT2>::Type, VT1 >::Type
523 , INVALID_TYPE >::Type Type;
533 template<
typename VT1,
typename VT2,
typename VT3 >
534 struct TDVecTDVecAddExprTrait< SVecDVecSubExpr<VT1,VT2,true>, VT3 >
539 typedef typename SelectType< IsSparseVector<VT1>::value && IsRowVector<VT1>::value &&
540 IsDenseVector<VT2>::value && IsRowVector<VT2>::value &&
541 IsDenseVector<VT3>::value && IsRowVector<VT3>::value
542 ,
typename TDVecTSVecAddExprTrait< typename TDVecTDVecSubExprTrait<VT3,VT2>::Type, VT1 >::Type
543 , INVALID_TYPE >::Type Type;
553 template<
typename VT1,
typename VT2,
typename VT3 >
554 struct DVecDVecSubExprTrait< SVecDVecSubExpr<VT1,VT2,false>, VT3 >
559 typedef typename SelectType< IsSparseVector<VT1>::value && IsColumnVector<VT1>::value &&
560 IsDenseVector<VT2>::value && IsColumnVector<VT2>::value &&
561 IsDenseVector<VT3>::value && IsColumnVector<VT3>::value
562 ,
typename SVecDVecSubExprTrait< VT1, typename DVecDVecAddExprTrait<VT2,VT3>::Type >::Type
563 , INVALID_TYPE >::Type Type;
573 template<
typename VT1,
typename VT2,
typename VT3 >
574 struct TDVecTDVecSubExprTrait< SVecDVecSubExpr<VT1,VT2,true>, VT3 >
579 typedef typename SelectType< IsSparseVector<VT1>::value && IsRowVector<VT1>::value &&
580 IsDenseVector<VT2>::value && IsRowVector<VT2>::value &&
581 IsDenseVector<VT3>::value && IsRowVector<VT3>::value
582 ,
typename TSVecTDVecSubExprTrait< VT1, typename TDVecTDVecAddExprTrait<VT2,VT3>::Type >::Type
583 , INVALID_TYPE >::Type Type;
593 template<
typename VT1,
typename VT2,
bool TF,
bool AF >
594 struct SubvectorExprTrait< SVecDVecSubExpr<VT1,VT2,TF>, AF >
598 typedef typename SubExprTrait< typename SubvectorExprTrait<const VT1,AF>::Type
599 ,
typename SubvectorExprTrait<const VT2,AF>::Type >::Type Type;
SVecDVecSubExpr(const VT1 &lhs, const VT2 &rhs)
Constructor for the SVecDVecSubExpr class.
Definition: SVecDVecSubExpr.h:152
Expression object for sparse vector-dense vector subtractions.The SVecDVecSubExpr class represents th...
Definition: Forward.h:109
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 the subtraction trait.
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: SVecDVecSubExpr.h:221
void smpSubAssign(DenseMatrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP subtraction assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:151
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecDVecSubExpr.h:129
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:197
void smpMultAssign(DenseVector< 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:178
VT2::ResultType RT2
Result type of the right-hand side dense vector expression.
Definition: SVecDVecSubExpr.h:96
SubExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: SVecDVecSubExpr.h:115
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2384
Header file for the IsRowVector type trait.
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:249
Header file for the DenseVector base class.
Header file for the AddExprTrait class template.
Header file for the Computation base class.
SelectType< IsExpression< VT1 >::value, const VT1, const VT1 & >::Type LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecDVecSubExpr.h:132
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: SVecDVecSubExpr.h:122
Constraint on the data type.
VT1::ResultType RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecDVecSubExpr.h:95
void smpAddAssign(DenseMatrix< 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:121
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:251
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.
Header file for the dense vector SMP implementation.
void assign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the assignment of a matrix to a matrix.
Definition: Matrix.h:179
SubTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: SVecDVecSubExpr.h:121
const DenseIterator< Type > operator+(const DenseIterator< Type > &it, ptrdiff_t inc)
Addition between a DenseIterator and an integral value.
Definition: DenseIterator.h:556
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
size_t size() const
Returns the current size/dimension of the vector.
Definition: SVecDVecSubExpr.h:177
RightOperand rightOperand() const
Returns the right-hand side dense vector operand.
Definition: SVecDVecSubExpr.h:197
LeftOperand leftOperand() const
Returns the left-hand side sparse vector operand.
Definition: SVecDVecSubExpr.h:187
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: SVecDVecSubExpr.h:126
#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:79
Constraint on the data type.
VT2::CompositeType CT2
Composite type of the right-hand side dense vector expression.
Definition: SVecDVecSubExpr.h:100
#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
CompressedMatrix< Type, false > TransposeType
Transpose type for expression template evaluations.
Definition: CompressedMatrix.h:2381
Constraint on the data type.
Evaluation of the return type of a subtraction expression.Via this type trait it is possible to evalu...
Definition: SubExprTrait.h:103
VT1::CompositeType CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecDVecSubExpr.h:99
void multAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the multiplication assignment of a matrix to a matrix.
Definition: Matrix.h:269
Header file for the VecVecSubExpr base class.
Header file for the SelectType class template.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
LeftOperand lhs_
Left-hand side sparse vector of the subtraction expression.
Definition: SVecDVecSubExpr.h:228
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecDVecSubExpr.h:166
VT1::ReturnType RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecDVecSubExpr.h:97
VT2::ReturnType RN2
Return type of the right-hand side dense vector expression.
Definition: SVecDVecSubExpr.h:98
void smpAssign(DenseMatrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:91
Header file for the IsSparseVector type trait.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2383
Header file for run time assertion macros.
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: SVecDVecSubExpr.h:209
void addAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the addition assignment of a matrix to a matrix.
Definition: Matrix.h:209
const DenseIterator< Type > operator-(const DenseIterator< Type > &it, ptrdiff_t inc)
Subtraction between a DenseIterator and an integral value.
Definition: DenseIterator.h:585
SVecDVecSubExpr< VT1, VT2, TF > This
Type of this SVecDVecSubExpr instance.
Definition: SVecDVecSubExpr.h:120
void subAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the subtraction assignment of a matrix to matrix.
Definition: Matrix.h:239
ResultType::ElementType ElementType
Resulting element type.
Definition: SVecDVecSubExpr.h:123
VT1::TransposeType TT1
Transpose type of the left-hand side sparse vector expression.
Definition: SVecDVecSubExpr.h:101
Header file for the IsDenseVector type trait.
VT2::TransposeType TT2
Transpose type of the right-hand side dense vector expression.
Definition: SVecDVecSubExpr.h:102
#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
Header file for the IsComputation type trait class.
Header file for the sparse vector SMP implementation.
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:105
#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
SelectType< IsExpression< VT2 >::value, const VT2, const VT2 & >::Type RightOperand
Composite type of the right-hand side dense vector expression.
Definition: SVecDVecSubExpr.h:135
This ResultType
Result type for expression template evaluations.
Definition: CompressedMatrix.h:2379
RightOperand rhs_
Right-hand side dense vector of the subtraction expression.
Definition: SVecDVecSubExpr.h:229
Header file for basic type definitions.
Header file for the SubvectorExprTrait class template.
Base template for the SubTrait class.
Definition: SubTrait.h:141
Header file for the IsColumnVector type trait.
Header file for the SubExprTrait class template.
#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:238
#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.