35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECTSVECMULTEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SVECTSVECMULTEXPR_H_
84 template<
typename VT1
86 class SVecTSVecMultExpr :
public SparseMatrix< SVecTSVecMultExpr<VT1,VT2>, false >
87 ,
private VecTVecMultExpr
142 enum { smpAssignable = 0 };
198 return lhs_.nonZeros() *
rhs_.nonZeros();
239 template<
typename T >
241 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
251 template<
typename T >
253 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
275 template<
typename MT >
294 const LeftIterator lend( x.end() );
295 const RightIterator rend( y.end() );
297 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
299 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
300 (~lhs)(lelem->index(),relem->index()) = lelem->value() * relem->value();
321 template<
typename MT >
340 const LeftIterator lend( x.end() );
341 const RightIterator rend( y.end() );
343 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
345 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
346 (~lhs)(lelem->index(),relem->index()) = lelem->value() * relem->value();
366 template<
typename MT >
385 const LeftIterator lend( x.end() );
386 const RightIterator rend( y.end() );
388 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
390 (~lhs).reserve( lelem->index(), y.nonZeros() );
391 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
392 (~lhs).append( lelem->index(), relem->index(), lelem->value() * relem->value() );
413 template<
typename MT >
432 const LeftIterator lend( x.end() );
433 const RightIterator rend( y.end() );
435 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
437 (~lhs).reserve( relem->index(), x.nonZeros() );
438 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
439 (~lhs).append( lelem->index(), relem->index(), lelem->value() * relem->value() );
460 template<
typename MT >
479 const LeftIterator lend( x.end() );
480 const RightIterator rend( y.end() );
482 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
484 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
485 (~lhs)(lelem->index(),relem->index()) += lelem->value() * relem->value();
506 template<
typename MT >
525 const LeftIterator lend( x.end() );
526 const RightIterator rend( y.end() );
528 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
530 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
531 (~lhs)(lelem->index(),relem->index()) += lelem->value() * relem->value();
556 template<
typename MT >
575 const LeftIterator lend( x.end() );
576 const RightIterator rend( y.end() );
578 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
580 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
581 (~lhs)(lelem->index(),relem->index()) -= lelem->value() * relem->value();
602 template<
typename MT >
621 const LeftIterator lend( x.end() );
622 const RightIterator rend( y.end() );
624 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
626 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
627 (~lhs)(lelem->index(),relem->index()) -= lelem->value() * relem->value();
694 template<
typename T1
696 inline const SVecTSVecMultExpr<T1,T2>
716 template<
typename VT1,
typename VT2,
bool AF >
717 struct SubmatrixExprTrait< SVecTSVecMultExpr<VT1,VT2>, AF >
721 typedef typename MultExprTrait< typename SubvectorExprTrait<const VT1,AF>::Type
722 ,
typename SubvectorExprTrait<const VT2,AF>::Type >::Type Type;
731 template<
typename VT1,
typename VT2 >
732 struct RowExprTrait< SVecTSVecMultExpr<VT1,VT2> >
736 typedef typename MultExprTrait< typename VT1::ReturnType, VT2 >::Type Type;
745 template<
typename VT1,
typename VT2 >
746 struct ColumnExprTrait< SVecTSVecMultExpr<VT1,VT2> >
750 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:4329
#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:4642
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:199
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:164
SelectType< IsComputation< VT1 >::value, const RT1, CT1 >::Type LT
Type for the assignment of the left-hand side dense vector operand.
Definition: SVecTSVecMultExpr.h:134
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2408
SVecTSVecMultExpr(const VT1 &lhs, const VT2 &rhs)
Constructor for the SVecTSVecMultExpr class.
Definition: SVecTSVecMultExpr.h:151
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:251
VT1::ResultType RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:92
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: SVecTSVecMultExpr.h:252
const DMatSerialExpr< MT, SO > serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:690
Header file for the Computation base class.
size_t columns() const
Returns the current number of columns of the matrix.
Definition: SVecTSVecMultExpr.h:187
size_t nonZeros() const
Returns the number of non-zero elements in the sparse matrix.
Definition: SVecTSVecMultExpr.h:197
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: SVecTSVecMultExpr.h:118
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: SVecTSVecMultExpr.h:240
ResultType::ElementType ElementType
Resulting element type.
Definition: SVecTSVecMultExpr.h:119
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:97
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:177
SelectType< IsExpression< VT2 >::value, const VT2, const VT2 & >::Type RightOperand
Composite type of the right-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:131
LeftOperand lhs_
Left-hand side sparse vector of the multiplication expression.
Definition: SVecTSVecMultExpr.h:259
size_t nonZeros(size_t i) const
Returns the number of non-zero elements in the specified row.
Definition: SVecTSVecMultExpr.h:208
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2412
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:271
#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:124
MultExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: SVecTSVecMultExpr.h:110
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.
Header file for the serial shim.
ResultType::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: SVecTSVecMultExpr.h:117
Header file for the SubmatrixExprTrait class template.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2407
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:260
VT1::CompositeType CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:96
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:301
VT2::ReturnType RN2
Return type of the right-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:95
RightOperand rightOperand() const
Returns the right-hand side sparse vector operand.
Definition: SVecTSVecMultExpr.h:228
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:331
SelectType< IsExpression< VT1 >::value, const VT1, const VT1 & >::Type LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:128
Header file for the isDefault shim.
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecTSVecMultExpr.h:125
MultTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: SVecTSVecMultExpr.h:116
Header file for the RemoveReference type trait.
VT1::ReturnType RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:94
SVecTSVecMultExpr< VT1, VT2 > This
Type of this SVecTSVecMultExpr instance.
Definition: SVecTSVecMultExpr.h:115
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:108
#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:2403
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:93
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: SVecTSVecMultExpr.h:122
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:218
SelectType< IsComputation< VT2 >::value, const RT2, CT2 >::Type RT
Type for the assignment of the right-hand side dense vector operand.
Definition: SVecTSVecMultExpr.h:137
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.