35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECSVECOUTEREXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_SVECSVECOUTEREXPR_H_ 91 template<
typename VT1
93 class SVecSVecOuterExpr :
public SparseMatrix< SVecSVecOuterExpr<VT1,VT2>, false >
94 ,
private VecTVecMultExpr
149 enum :
bool { smpAssignable =
false };
187 inline ReturnType
at(
size_t i,
size_t j )
const {
188 if( i >=
lhs_.size() ) {
191 if( j >=
rhs_.size() ) {
203 inline size_t rows() const noexcept {
224 return lhs_.nonZeros() *
rhs_.nonZeros();
265 template<
typename T >
266 inline bool canAlias(
const T* alias )
const noexcept {
267 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
277 template<
typename T >
278 inline bool isAliased(
const T* alias )
const noexcept {
279 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
301 template<
typename MT >
312 LT x(
serial( rhs.lhs_ ) );
313 RT y(
serial( rhs.rhs_ ) );
320 const LeftIterator lend( x.end() );
321 const RightIterator rend( y.end() );
323 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
325 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
326 (~lhs)(lelem->index(),relem->index()) = lelem->value() * relem->value();
347 template<
typename MT >
360 LT x(
serial( rhs.lhs_ ) );
361 RT y(
serial( rhs.rhs_ ) );
368 const LeftIterator lend( x.end() );
369 const RightIterator rend( y.end() );
371 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
373 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
374 (~lhs)(lelem->index(),relem->index()) = lelem->value() * relem->value();
394 template<
typename MT >
406 LT x(
serial( rhs.lhs_ ) );
407 RT y(
serial( rhs.rhs_ ) );
414 const LeftIterator lend( x.end() );
415 const RightIterator rend( y.end() );
418 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
420 for( ; index < lelem->index(); ++index ) {
421 (~lhs).finalize( index );
423 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
424 (~lhs).append( lelem->index(), relem->index(), lelem->value() * relem->value() );
426 (~lhs).finalize( index++ );
430 for( ; index < x.size(); ++index ) {
431 (~lhs).finalize( index );
450 template<
typename MT >
464 LT x(
serial( rhs.lhs_ ) );
465 RT y(
serial( rhs.rhs_ ) );
472 const LeftIterator lend( x.end() );
473 const RightIterator rend( y.end() );
476 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
478 for( ; index < relem->index(); ++index ) {
479 (~lhs).finalize( index );
481 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
482 (~lhs).append( lelem->index(), relem->index(), lelem->value() * relem->value() );
484 (~lhs).finalize( index++ );
488 for( ; index < y.size(); ++index ) {
489 (~lhs).finalize( index );
508 template<
typename MT >
519 LT x(
serial( rhs.lhs_ ) );
520 RT y(
serial( rhs.rhs_ ) );
527 const LeftIterator lend( x.end() );
528 const RightIterator rend( y.end() );
530 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
532 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
533 (~lhs)(lelem->index(),relem->index()) += lelem->value() * relem->value();
554 template<
typename MT >
567 LT x(
serial( rhs.lhs_ ) );
568 RT y(
serial( rhs.rhs_ ) );
575 const LeftIterator lend( x.end() );
576 const RightIterator rend( y.end() );
578 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
580 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
581 (~lhs)(lelem->index(),relem->index()) += lelem->value() * relem->value();
606 template<
typename MT >
617 LT x(
serial( rhs.lhs_ ) );
618 RT y(
serial( rhs.rhs_ ) );
625 const LeftIterator lend( x.end() );
626 const RightIterator rend( y.end() );
628 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
630 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
631 (~lhs)(lelem->index(),relem->index()) -= lelem->value() * relem->value();
652 template<
typename MT >
665 LT x(
serial( rhs.lhs_ ) );
666 RT y(
serial( rhs.rhs_ ) );
673 const LeftIterator lend( x.end() );
674 const RightIterator rend( y.end() );
676 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
678 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
679 (~lhs)(lelem->index(),relem->index()) -= lelem->value() * relem->value();
747 template<
typename T1
769 template<
typename VT1,
typename VT2 >
770 struct Rows< SVecSVecOuterExpr<VT1,VT2> > :
public Size<VT1>
786 template<
typename VT1,
typename VT2 >
787 struct Columns< SVecSVecOuterExpr<VT1,VT2> > :
public Size<VT2>
803 template<
typename VT1,
typename VT2,
bool AF >
818 template<
typename VT1,
typename VT2 >
832 template<
typename VT1,
typename VT2 >
LeftOperand leftOperand() const noexcept
Returns the left-hand side sparse vector operand.
Definition: SVecSVecOuterExpr.h:244
Header file for auxiliary alias declarations.
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:70
Header file for the Rows type trait.
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: SVecSVecOuterExpr.h:171
BLAZE_ALWAYS_INLINE size_t capacity(const Matrix< MT, SO > &matrix) noexcept
Returns the maximum capacity of the matrix.
Definition: Matrix.h:352
Header file for basic type definitions.
Expression object for sparse vector-sparse vector outer products.The SVecSVecOuterExpr class represen...
Definition: Forward.h:134
ReturnType_< VT2 > RN2
Return type of the right-hand side sparse vector expression.
Definition: SVecSVecOuterExpr.h:102
#define BLAZE_CONSTRAINT_MUST_BE_COLUMN_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a column dense or sparse vector type...
Definition: ColumnVector.h:61
Header file for the serial shim.
Header file for the ColumnExprTrait class template.
If_< IsExpression< VT1 >, const VT1, const VT1 &> LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecSVecOuterExpr.h:135
CompositeType_< VT1 > CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecSVecOuterExpr.h:103
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
typename MultTrait< T1, T2 >::Type MultTrait_
Auxiliary alias declaration for the MultTrait class template.The MultTrait_ alias declaration provide...
Definition: MultTrait.h:245
size_t rows() const noexcept
Returns the current number of rows of the matrix.
Definition: SVecSVecOuterExpr.h:203
Header file for the Computation base class.
RightOperand rightOperand() const noexcept
Returns the right-hand side sparse vector operand.
Definition: SVecSVecOuterExpr.h:254
TransposeType_< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: SVecSVecOuterExpr.h:125
typename T::ResultType ResultType_
Alias declaration for nested ResultType type definitions.The ResultType_ alias declaration provides a...
Definition: Aliases.h:323
ResultType_< VT2 > RT2
Result type of the right-hand side sparse vector expression.
Definition: SVecSVecOuterExpr.h:100
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes...
Definition: DenseMatrix.h:71
Base class for sparse matrices.The SparseMatrix class is a base class for all sparse matrix classes...
Definition: Forward.h:119
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecSVecOuterExpr.h:132
const IfTrue_< returnExpr, ExprReturnType, ElementType > ReturnType
Return type for expression template evaluations.
Definition: SVecSVecOuterExpr.h:129
typename IfTrue< Condition, T1, T2 >::Type IfTrue_
Auxiliary alias declaration for the IfTrue class template.The IfTrue_ alias declaration provides a co...
Definition: If.h:109
typename T::ReturnType ReturnType_
Alias declaration for nested ReturnType type definitions.The ReturnType_ alias declaration provides a...
Definition: Aliases.h:343
size_t nonZeros(size_t i) const
Returns the number of non-zero elements in the specified row.
Definition: SVecSVecOuterExpr.h:234
size_t nonZeros() const
Returns the number of non-zero elements in the sparse matrix.
Definition: SVecSVecOuterExpr.h:223
Header file for the SparseMatrix base class.
Constraint on the transpose flag of vector types.
RightOperand rhs_
Right-hand side sparse vector of the multiplication expression.
Definition: SVecSVecOuterExpr.h:286
Constraint on the data type.
typename MultExprTrait< T1, T2 >::Type MultExprTrait_
Auxiliary alias declaration for the MultExprTrait class template.The MultExprTrait_ alias declaration...
Definition: MultExprTrait.h:344
Header file for the MultExprTrait class template.
typename T::CompositeType CompositeType_
Alias declaration for nested CompositeType type definitions.The CompositeType_ alias declaration prov...
Definition: Aliases.h:83
If_< IsComputation< VT2 >, const RT2, CT2 > RT
Type for the assignment of the right-hand side dense vector operand.
Definition: SVecSVecOuterExpr.h:144
Header file for the IsTemporary type trait class.
Header file for the multiplication trait.
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
Header file for the If class template.
#define BLAZE_CONSTRAINT_MUST_FORM_VALID_VECTVECMULTEXPR(T1, T2)
Constraint on the data type.In case the given data types T1 and T2 do not form a valid vector/vector ...
Definition: VecTVecMultExpr.h:105
#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
Header file for the Columns type trait.
typename SubvectorExprTrait< VT, AF >::Type SubvectorExprTrait_
Auxiliary alias declaration for the SubvectorExprTrait type trait.The SubvectorExprTrait_ alias decla...
Definition: SubvectorExprTrait.h:133
typename T::ElementType ElementType_
Alias declaration for nested ElementType type definitions.The ElementType_ alias declaration provides...
Definition: Aliases.h:163
Evaluation of the expression type type of a submatrix operation.Via this type trait it is possible to...
Definition: SubmatrixExprTrait.h:80
#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
SVecSVecOuterExpr(const VT1 &lhs, const VT2 &rhs) noexcept
Constructor for the SVecSVecOuterExpr class.
Definition: SVecSVecOuterExpr.h:158
MultExprTrait_< RN1, RN2 > ExprReturnType
Expression return type for the subscript operator.
Definition: SVecSVecOuterExpr.h:117
SVecSVecOuterExpr< VT1, VT2 > This
Type of this SVecSVecOuterExpr instance.
Definition: SVecSVecOuterExpr.h:122
ReturnType_< VT1 > RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecSVecOuterExpr.h:101
Header file for the exception macros of the math module.
Evaluation of the expression type type of a row operation.Via this type trait it is possible to evalu...
Definition: RowExprTrait.h:79
Header file for the RowExprTrait class template.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
Header file for the VecTVecMultExpr base class.
If_< IsComputation< VT1 >, const RT1, CT1 > LT
Type for the assignment of the left-hand side dense vector operand.
Definition: SVecSVecOuterExpr.h:141
MultTrait_< RT1, RT2 > ResultType
Result type for expression template evaluations.
Definition: SVecSVecOuterExpr.h:123
#define BLAZE_CONSTRAINT_MUST_NOT_BE_SYMMETRIC_MATRIX_TYPE(T)
Constraint on the data type.In case the given data type T is a symmetric matrix type, a compilation error is created.
Definition: Symmetric.h:79
Header file for the SubmatrixExprTrait class template.
Header file for run time assertion macros.
CompositeType_< VT2 > CT2
Composite type of the right-hand side sparse vector expression.
Definition: SVecSVecOuterExpr.h:104
OppositeType_< ResultType > OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: SVecSVecOuterExpr.h:124
ElementType_< ResultType > ElementType
Resulting element type.
Definition: SVecSVecOuterExpr.h:126
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
#define BLAZE_FUNCTION_TRACE
Function trace macro.This macro can be used to reliably trace function calls. In case function tracin...
Definition: FunctionTrace.h:93
Header file for the isDefault shim.
Constraint on the data type.
ResultType_< VT1 > RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecSVecOuterExpr.h:99
Constraint on the data type.
Header file for the RemoveReference type trait.
size_t columns() const noexcept
Returns the current number of columns of the matrix.
Definition: SVecSVecOuterExpr.h:213
typename T::OppositeType OppositeType_
Alias declaration for nested OppositeType type definitions.The OppositeType_ alias declaration provid...
Definition: Aliases.h:243
ReturnType at(size_t i, size_t j) const
Checked access to the matrix elements.
Definition: SVecSVecOuterExpr.h:187
typename T::ConstIterator ConstIterator_
Alias declaration for nested ConstIterator type definitions.The ConstIterator_ alias declaration prov...
Definition: Aliases.h:103
Header file for the IsComputation type trait class.
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: SVecSVecOuterExpr.h:266
Compile time evaluation of the size of a vector.The Size type trait evaluates the size of the given v...
Definition: Size.h:75
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:120
Compile time evaluation of the number of columns of a matrix.The Columns type trait evaluates the num...
Definition: Columns.h:76
#define BLAZE_CONSTRAINT_MUST_BE_ROW_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a row dense or sparse vector type (i...
Definition: RowVector.h:61
Compile time evaluation of the number of rows of a matrix.The Rows type trait evaluates the number of...
Definition: Rows.h:76
Header file for the SubvectorExprTrait class template.
bool isDefault(const DiagonalProxy< MT > &proxy)
Returns whether the represented element is in default state.
Definition: DiagonalProxy.h:573
typename T::TransposeType TransposeType_
Alias declaration for nested TransposeType type definitions.The TransposeType_ alias declaration prov...
Definition: Aliases.h:403
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: SVecSVecOuterExpr.h:278
const DMatDMatMultExpr< T1, T2, false, false, false, false > operator*(const DenseMatrix< T1, false > &lhs, const DenseMatrix< T2, false > &rhs)
Multiplication operator for the multiplication of two row-major dense matrices ( ).
Definition: DMatDMatMultExpr.h:7505
Header file for the Size type trait.
Size type of the Blaze library.
Evaluation of the expression type type of a column operation.Via this type trait it is possible to ev...
Definition: ColumnExprTrait.h:78
#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
Constraint on the transpose flag of vector types.
If_< IsExpression< VT2 >, const VT2, const VT2 &> RightOperand
Composite type of the right-hand side sparse vector expression.
Definition: SVecSVecOuterExpr.h:138
Header file for the IsExpression type trait class.
Header file for the function trace functionality.
LeftOperand lhs_
Left-hand side sparse vector of the multiplication expression.
Definition: SVecSVecOuterExpr.h:285