35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECTSVECMULTEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SVECTSVECMULTEXPR_H_
83 template<
typename VT1
85 class SVecTSVecMultExpr :
public SparseMatrix< SVecTSVecMultExpr<VT1,VT2>, false >
86 ,
private VecTVecMultExpr
192 return lhs_.nonZeros() *
rhs_.nonZeros();
233 template<
typename T >
235 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
245 template<
typename T >
247 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
269 template<
typename MT >
288 const LeftIterator lend( x.end() );
289 const RightIterator rend( y.end() );
291 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
293 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
294 (~lhs)(lelem->index(),relem->index()) = lelem->value() * relem->value();
315 template<
typename MT >
334 const LeftIterator lend( x.end() );
335 const RightIterator rend( y.end() );
337 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
339 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
340 (~lhs)(lelem->index(),relem->index()) = lelem->value() * relem->value();
360 template<
typename MT >
379 const LeftIterator lend( x.end() );
380 const RightIterator rend( y.end() );
382 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
384 (~lhs).reserve( lelem->index(), y.nonZeros() );
385 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
386 (~lhs).append( lelem->index(), relem->index(), lelem->value() * relem->value() );
407 template<
typename MT >
426 const LeftIterator lend( x.end() );
427 const RightIterator rend( y.end() );
429 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
431 (~lhs).reserve( relem->index(), x.nonZeros() );
432 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
433 (~lhs).append( lelem->index(), relem->index(), lelem->value() * relem->value() );
454 template<
typename MT >
473 const LeftIterator lend( x.end() );
474 const RightIterator rend( y.end() );
476 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
478 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
479 (~lhs)(lelem->index(),relem->index()) += lelem->value() * relem->value();
500 template<
typename MT >
519 const LeftIterator lend( x.end() );
520 const RightIterator rend( y.end() );
522 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
524 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
525 (~lhs)(lelem->index(),relem->index()) += lelem->value() * relem->value();
550 template<
typename MT >
569 const LeftIterator lend( x.end() );
570 const RightIterator rend( y.end() );
572 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
574 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
575 (~lhs)(lelem->index(),relem->index()) -= lelem->value() * relem->value();
596 template<
typename MT >
615 const LeftIterator lend( x.end() );
616 const RightIterator rend( y.end() );
618 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
620 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
621 (~lhs)(lelem->index(),relem->index()) -= lelem->value() * relem->value();
688 template<
typename T1
690 inline const SVecTSVecMultExpr<T1,T2>
710 template<
typename VT1,
typename VT2 >
711 struct SubmatrixExprTrait< SVecTSVecMultExpr<VT1,VT2> >
715 typedef typename MultExprTrait< typename SubvectorExprTrait<const VT1>::Type
716 ,
typename SubvectorExprTrait<const VT2>::Type >::Type Type;
725 template<
typename VT1,
typename VT2 >
726 struct RowExprTrait< SVecTSVecMultExpr<VT1,VT2> >
730 typedef typename MultExprTrait< typename VT1::ReturnType, VT2 >::Type Type;
739 template<
typename VT1,
typename VT2 >
740 struct ColumnExprTrait< SVecTSVecMultExpr<VT1,VT2> >
744 typedef typename MultExprTrait< VT1, typename VT2::ReturnType >::Type Type;
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:87
const DMatDMatMultExpr< T1, T2 > 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:3703
#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: TransposeFlag.h:159
bool isDefault(const DynamicMatrix< Type, SO > &m)
Returns whether the given dense matrix is in default state.
Definition: DynamicMatrix.h:4555
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:196
Header file for the ColumnExprTrait class template.
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: SVecTSVecMultExpr.h:158
SelectType< IsComputation< VT1 >::value, const RT1, CT1 >::Type LT
Type for the assignment of the left-hand side dense vector operand.
Definition: SVecTSVecMultExpr.h:133
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2375
SVecTSVecMultExpr(const VT1 &lhs, const VT2 &rhs)
Constructor for the SVecTSVecMultExpr class.
Definition: SVecTSVecMultExpr.h:145
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:248
VT1::ResultType RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:91
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: SVecTSVecMultExpr.h:246
Header file for the Computation base class.
size_t columns() const
Returns the current number of columns of the matrix.
Definition: SVecTSVecMultExpr.h:181
size_t nonZeros() const
Returns the number of non-zero elements in the sparse matrix.
Definition: SVecTSVecMultExpr.h:191
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: SVecTSVecMultExpr.h:117
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: SVecTSVecMultExpr.h:234
ResultType::ElementType ElementType
Resulting element type.
Definition: SVecTSVecMultExpr.h:118
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes...
Definition: DenseMatrix.h:70
Constraint on the data type.
Header file for the SparseMatrix base class.
Constraint on the data type.
Header file for the MultExprTrait class template.
Compile time type selection.The SelectType class template selects one of the two given types T1 and T...
Definition: SelectType.h:59
VT2::CompositeType CT2
Composite type of the right-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:96
Header file for the IsTemporary type trait class.
Header file for the multiplication trait.
size_t rows() const
Returns the current number of rows of the matrix.
Definition: SVecTSVecMultExpr.h:171
SelectType< IsExpression< VT2 >::value, const VT2, const VT2 & >::Type RightOperand
Composite type of the right-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:130
LeftOperand lhs_
Left-hand side sparse vector of the multiplication expression.
Definition: SVecTSVecMultExpr.h:253
size_t nonZeros(size_t i) const
Returns the number of non-zero elements in the specified row.
Definition: SVecTSVecMultExpr.h:202
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2379
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
#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.
Expression object for sparse vector-sparse vector outer products.The SVecTSVecMultExpr class represen...
Definition: Forward.h:120
MultExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: SVecTSVecMultExpr.h:109
Header file for the SelectType class template.
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.
ResultType::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: SVecTSVecMultExpr.h:116
Header file for the SubmatrixExprTrait class template.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2374
Removal of reference modifiers.The RemoveCV type trait removes any reference modifiers from the given...
Definition: RemoveReference.h:69
Header file for run time assertion macros.
Base template for the MultTrait class.
Definition: MultTrait.h:141
RightOperand rhs_
Right-hand side sparse vector of the multiplication expression.
Definition: SVecTSVecMultExpr.h:254
VT1::CompositeType CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:95
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
VT2::ReturnType RN2
Return type of the right-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:94
RightOperand rightOperand() const
Returns the right-hand side sparse vector operand.
Definition: SVecTSVecMultExpr.h:222
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
SelectType< IsExpression< VT1 >::value, const VT1, const VT1 & >::Type LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:127
Header file for the isDefault shim.
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecTSVecMultExpr.h:124
MultTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: SVecTSVecMultExpr.h:115
Header file for the RemoveReference type trait.
VT1::ReturnType RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:93
SVecTSVecMultExpr< VT1, VT2 > This
Type of this SVecTSVecMultExpr instance.
Definition: SVecTSVecMultExpr.h:114
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: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
This ResultType
Result type for expression template evaluations.
Definition: CompressedMatrix.h:2370
Header file for basic type definitions.
#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: TransposeFlag.h:81
Header file for the SubvectorExprTrait class template.
VT2::ResultType RT2
Result type of the right-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:92
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: SVecTSVecMultExpr.h:121
Evaluation of the resulting expression type of a multiplication.Via this type trait it is possible to...
Definition: MultExprTrait.h:137
Size type of the Blaze library.
#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
LeftOperand leftOperand() const
Returns the left-hand side sparse vector operand.
Definition: SVecTSVecMultExpr.h:212
SelectType< IsComputation< VT2 >::value, const RT2, CT2 >::Type RT
Type for the assignment of the right-hand side dense vector operand.
Definition: SVecTSVecMultExpr.h:136
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.