35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECTSVECMULTEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SVECTSVECMULTEXPR_H_
89 template<
typename VT1
91 class SVecTSVecMultExpr :
public SparseMatrix< SVecTSVecMultExpr<VT1,VT2>, false >
92 ,
private VecTVecMultExpr
147 enum { smpAssignable = 0 };
203 return lhs_.nonZeros() *
rhs_.nonZeros();
244 template<
typename T >
246 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
256 template<
typename T >
258 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
280 template<
typename MT >
291 LT x(
serial( rhs.lhs_ ) );
292 RT y(
serial( rhs.rhs_ ) );
299 const LeftIterator lend( x.end() );
300 const RightIterator rend( y.end() );
302 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
304 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
305 (~lhs)(lelem->index(),relem->index()) = lelem->value() * relem->value();
326 template<
typename MT >
339 LT x(
serial( rhs.lhs_ ) );
340 RT y(
serial( rhs.rhs_ ) );
347 const LeftIterator lend( x.end() );
348 const RightIterator rend( y.end() );
350 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
352 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
353 (~lhs)(lelem->index(),relem->index()) = lelem->value() * relem->value();
373 template<
typename MT >
385 LT x(
serial( rhs.lhs_ ) );
386 RT y(
serial( rhs.rhs_ ) );
393 const LeftIterator lend( x.end() );
394 const RightIterator rend( y.end() );
397 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
399 for( ; index < lelem->index(); ++index ) {
400 (~lhs).finalize( index );
402 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
403 (~lhs).append( lelem->index(), relem->index(), lelem->value() * relem->value() );
405 (~lhs).finalize( index++ );
409 for( ; index < x.size(); ++index ) {
410 (~lhs).finalize( index );
429 template<
typename MT >
443 LT x(
serial( rhs.lhs_ ) );
444 RT y(
serial( rhs.rhs_ ) );
451 const LeftIterator lend( x.end() );
452 const RightIterator rend( y.end() );
455 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
457 for( ; index < relem->index(); ++index ) {
458 (~lhs).finalize( index );
460 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
461 (~lhs).append( lelem->index(), relem->index(), lelem->value() * relem->value() );
463 (~lhs).finalize( index++ );
467 for( ; index < y.size(); ++index ) {
468 (~lhs).finalize( index );
487 template<
typename MT >
498 LT x(
serial( rhs.lhs_ ) );
499 RT y(
serial( rhs.rhs_ ) );
506 const LeftIterator lend( x.end() );
507 const RightIterator rend( y.end() );
509 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
511 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
512 (~lhs)(lelem->index(),relem->index()) += lelem->value() * relem->value();
533 template<
typename MT >
546 LT x(
serial( rhs.lhs_ ) );
547 RT y(
serial( rhs.rhs_ ) );
554 const LeftIterator lend( x.end() );
555 const RightIterator rend( y.end() );
557 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
559 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
560 (~lhs)(lelem->index(),relem->index()) += lelem->value() * relem->value();
585 template<
typename MT >
596 LT x(
serial( rhs.lhs_ ) );
597 RT y(
serial( rhs.rhs_ ) );
604 const LeftIterator lend( x.end() );
605 const RightIterator rend( y.end() );
607 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
609 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
610 (~lhs)(lelem->index(),relem->index()) -= lelem->value() * relem->value();
631 template<
typename MT >
644 LT x(
serial( rhs.lhs_ ) );
645 RT y(
serial( rhs.rhs_ ) );
652 const LeftIterator lend( x.end() );
653 const RightIterator rend( y.end() );
655 for( RightIterator relem=y.begin(); relem!=rend; ++relem ) {
657 for( LeftIterator lelem=x.begin(); lelem!=lend; ++lelem ) {
658 (~lhs)(lelem->index(),relem->index()) -= lelem->value() * relem->value();
726 template<
typename T1
728 inline const SVecTSVecMultExpr<T1,T2>
748 template<
typename VT1,
typename VT2 >
749 struct Rows< SVecTSVecMultExpr<VT1,VT2> > :
public Size<VT1>
765 template<
typename VT1,
typename VT2 >
766 struct Columns< SVecTSVecMultExpr<VT1,VT2> > :
public Size<VT2>
782 template<
typename VT1,
typename VT2,
bool AF >
783 struct SubmatrixExprTrait< SVecTSVecMultExpr<VT1,VT2>, AF >
787 typedef typename MultExprTrait< typename SubvectorExprTrait<const VT1,AF>::Type
788 ,
typename SubvectorExprTrait<const VT2,AF>::Type >::Type Type;
797 template<
typename VT1,
typename VT2 >
798 struct RowExprTrait< SVecTSVecMultExpr<VT1,VT2> >
802 typedef typename MultExprTrait< typename VT1::ReturnType, VT2 >::Type Type;
811 template<
typename VT1,
typename VT2 >
812 struct ColumnExprTrait< SVecTSVecMultExpr<VT1,VT2> >
816 typedef typename MultExprTrait< VT1, typename VT2::ReturnType >::Type Type;
VT1::ReturnType RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:99
SelectType< IsComputation< VT1 >::value, const RT1, CT1 >::Type LT
Type for the assignment of the left-hand side dense vector operand.
Definition: SVecTSVecMultExpr.h:139
VT1::CompositeType CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:101
VT2::ReturnType RN2
Return type of the right-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:100
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 Rows type trait.
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:8247
Header file for basic type definitions.
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: SVecTSVecMultExpr.h:257
#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
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:209
RightOperand rhs_
Right-hand side sparse vector of the multiplication expression.
Definition: SVecTSVecMultExpr.h:265
Header file for the ColumnExprTrait class template.
ResultType::ElementType ElementType
Resulting element type.
Definition: SVecTSVecMultExpr.h:124
LeftOperand lhs_
Left-hand side sparse vector of the multiplication expression.
Definition: SVecTSVecMultExpr.h:264
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2507
BLAZE_ALWAYS_INLINE size_t capacity(const Matrix< MT, SO > &matrix)
Returns the maximum capacity of the matrix.
Definition: Matrix.h:348
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:261
const DMatSerialExpr< MT, SO > serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:699
Header file for the Computation base class.
RightOperand rightOperand() const
Returns the right-hand side sparse vector operand.
Definition: SVecTSVecMultExpr.h:233
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes...
Definition: DenseMatrix.h:70
size_t columns() const
Returns the current number of columns of the matrix.
Definition: SVecTSVecMultExpr.h:192
bool isDefault(const DiagonalProxy< MT > &proxy)
Returns whether the represented element is in default state.
Definition: DiagonalProxy.h:861
Constraint on the data type.
Header file for the SparseMatrix base class.
Constraint on the data type.
Header file for the MultExprTrait class template.
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: SVecTSVecMultExpr.h:169
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 multiplication trait.
SelectType< IsComputation< VT2 >::value, const RT2, CT2 >::Type RT
Type for the assignment of the right-hand side dense vector operand.
Definition: SVecTSVecMultExpr.h:142
VT2::ResultType RT2
Result type of the right-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:98
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
VT2::CompositeType CT2
Composite type of the right-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:102
SVecTSVecMultExpr(const VT1 &lhs, const VT2 &rhs)
Constructor for the SVecTSVecMultExpr class.
Definition: SVecTSVecMultExpr.h:156
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2511
#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:161
BLAZE_ALWAYS_INLINE 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:635
Header file for the Columns type trait.
VT1::ResultType RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:97
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecTSVecMultExpr.h:130
#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:115
MultTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: SVecTSVecMultExpr.h:121
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.
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: SVecTSVecMultExpr.h:245
#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:116
Header file for the SubmatrixExprTrait class template.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2506
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.
SVecTSVecMultExpr< VT1, VT2 > This
Type of this SVecTSVecMultExpr instance.
Definition: SVecTSVecMultExpr.h:120
Base template for the MultTrait class.
Definition: MultTrait.h:150
BLAZE_ALWAYS_INLINE 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:742
ResultType::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: SVecTSVecMultExpr.h:122
LeftOperand leftOperand() const
Returns the left-hand side sparse vector operand.
Definition: SVecTSVecMultExpr.h:223
Header file for the isDefault shim.
Constraint on the data type.
size_t rows() const
Returns the current number of rows of the matrix.
Definition: SVecTSVecMultExpr.h:182
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: SVecTSVecMultExpr.h:127
Constraint on the data type.
Header file for the RemoveReference type trait.
SelectType< IsExpression< VT2 >::value, const VT2, const VT2 & >::Type RightOperand
Composite type of the right-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:136
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:2502
SelectType< IsExpression< VT1 >::value, const VT1, const VT1 & >::Type LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecTSVecMultExpr.h:133
#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.
Header file for the Size type trait.
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.
size_t nonZeros() const
Returns the number of non-zero elements in the sparse matrix.
Definition: SVecTSVecMultExpr.h:202
#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
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: SVecTSVecMultExpr.h:123
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.
BLAZE_ALWAYS_INLINE 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:849
size_t nonZeros(size_t i) const
Returns the number of non-zero elements in the specified row.
Definition: SVecTSVecMultExpr.h:213