35 #ifndef _BLAZE_MATH_EXPRESSIONS_TDVECTSMATMULTEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_TDVECTSMATMULTEXPR_H_
91 class TDVecTSMatMultExpr :
public DenseVector< TDVecTSMatMultExpr<VT,MT>, true >
92 ,
private TVecMatMultExpr
116 template<
typename VT2 >
119 enum { value = useAssign };
150 enum { vectorizable = 0 };
153 enum { smpAssignable = !useAssign };
185 const ConstIterator end( A.end(index) );
186 ConstIterator element( A.begin(index) );
189 if( element != end ) {
190 res = x[element->index()] * element->value();
192 for( ; element!=end; ++element )
193 res += x[element->index()] * element->value();
209 return mat_.columns();
239 template<
typename T >
241 return (
vec_.isAliased( alias ) ||
mat_.isAliased( alias ) );
251 template<
typename T >
253 return (
vec_.isAliased( alias ) ||
mat_.isAliased( alias ) );
263 return vec_.isAligned();
298 template<
typename VT2 >
308 if( rhs.mat_.rows() == 0UL ) {
340 template<
typename VT2 >
352 const ResultType tmp( rhs );
372 template<
typename VT2 >
382 if( rhs.mat_.rows() == 0UL ) {
417 template<
typename VT2 >
427 if( rhs.mat_.rows() == 0UL ) {
462 template<
typename VT2 >
474 const ResultType tmp( rhs );
534 template<
typename T1
536 inline const typename DisableIf< IsMatMatMultExpr<T2>, TDVecTSMatMultExpr<T1,T2> >::Type
541 if( (~vec).
size() != (~mat).
rows() )
542 throw std::invalid_argument(
"Vector and matrix sizes do not match" );
559 template<
typename VT,
typename MT,
bool AF >
564 typedef typename MultExprTrait< VT, typename SubmatrixExprTrait<const MT,AF>::Type >::Type Type;
LeftOperand vec_
Left-hand side dense vector of the multiplication expression.
Definition: TDVecTSMatMultExpr.h:279
LeftOperand leftOperand() const
Returns the left-hand side dense vector operand.
Definition: TDVecTSMatMultExpr.h:218
Compile time check whether the given type is a computational expression template.This type trait clas...
Definition: IsComputation.h:89
void reset(DynamicMatrix< Type, SO > &m)
Resetting the given dense matrix.
Definition: DynamicMatrix.h:4579
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: TDVecTSMatMultExpr.h:252
VT::ResultType VRT
Result type of the left-hand side dense vector expression.
Definition: TDVecTSMatMultExpr.h:97
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:4075
TDVecTSMatMultExpr(const VT &vec, const MT &mat)
Constructor for the TDVecTSMatMultExpr class.
Definition: TDVecTSMatMultExpr.h:159
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
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
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: TDVecTSMatMultExpr.h:128
Expression object for transpose dense vector-transpose sparse matrix multiplications.The TDVecTSMatMultExpr class represents the compile time expression for multiplications between transpose dense vectors and column-major sparse matrices.
Definition: Forward.h:132
SelectType< useAssign, const ResultType, const TDVecTSMatMultExpr & >::Type CompositeType
Data type for composite expression templates.
Definition: TDVecTSMatMultExpr.h:133
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2384
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:249
Header file for the DenseVector base class.
SelectType< IsComputation< VT >::value, const VRT, VCT >::Type LT
Composite type of the left-hand side dense vector expression.
Definition: TDVecTSMatMultExpr.h:142
Header file for the Computation base class.
Header file for the RequiresEvaluation type trait.
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: TDVecTSMatMultExpr.h:240
Base class for sparse matrices.The SparseMatrix class is a base class for all sparse matrix classes...
Definition: Forward.h:104
Constraint on the data type.
SelectType< IsExpression< VT >::value, const VT, const VT & >::Type LeftOperand
Composite type of the left-hand side dense vector expression.
Definition: TDVecTSMatMultExpr.h:136
MCT RT
Composite type of the right-hand side sparse matrix expression.
Definition: TDVecTSMatMultExpr.h:145
friend EnableIf< UseAssign< VT2 > >::Type addAssign(DenseVector< VT2, true > &lhs, const TDVecTSMatMultExpr &rhs)
Addition assignment of a transpose dense vector-transpose sparse matrix multiplication to a dense vec...
Definition: TDVecTSMatMultExpr.h:374
Constraint on the data type.
Header file for the MultExprTrait class template.
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
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:90
SelectType< IsExpression< MT >::value, const MT, const MT & >::Type RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: TDVecTSMatMultExpr.h:139
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 DisableIf class template.
Header file for the multiplication trait.
Header file for the dense vector SMP implementation.
#define BLAZE_CONSTRAINT_MUST_BE_COLUMN_MAJOR_MATRIX_TYPE(T)
Constraint on the data type.In case the given data type T is not a column-major dense or sparse matri...
Definition: StorageOrder.h:161
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2388
Header file for the IsMatMatMultExpr type trait class.
size_t size() const
Returns the current size/dimension of the vector.
Definition: TDVecTSMatMultExpr.h:208
friend EnableIf< UseAssign< VT2 > >::Type assign(DenseVector< VT2, true > &lhs, const TDVecTSMatMultExpr &rhs)
Assignment of a transpose dense vector-transpose sparse matrix multiplication to a dense vector ( )...
Definition: TDVecTSMatMultExpr.h:300
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
Constraint on the data type.
#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
Constraints on the storage order of matrix types.
Constraint on the data type.
Header file for the SelectType class template.
Header file for all forward declarations for expression class templates.
RightOperand mat_
Right-hand side sparse matrix of the multiplication expression.
Definition: TDVecTSMatMultExpr.h:280
Header file for the EnableIf class template.
MT::CompositeType MCT
Composite type of the right-hand side sparse matrix expression.
Definition: TDVecTSMatMultExpr.h:100
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
friend EnableIf< UseAssign< VT2 > >::Type assign(SparseVector< VT2, true > &lhs, const TDVecTSMatMultExpr &rhs)
Assignment of a transpose dense vector-transpose sparse matrix multiplication to a sparse vector ( )...
Definition: TDVecTSMatMultExpr.h:342
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: TDVecTSMatMultExpr.h:173
Header file for the SubmatrixExprTrait class template.
Removal of reference modifiers.The RemoveCV type trait removes any reference modifiers from the given...
Definition: RemoveReference.h:69
bool canSMPAssign() const
Returns whether the expression can be used in SMP assignments.
Definition: TDVecTSMatMultExpr.h:272
Header file for run time assertion macros.
Base template for the MultTrait class.
Definition: MultTrait.h:141
const size_t SMP_TDVECTSMATMULT_THRESHOLD
SMP dense vector/column-major sparse matrix multiplication threshold.This threshold represents the sy...
Definition: Thresholds.h:282
friend EnableIf< UseAssign< VT2 > >::Type multAssign(DenseVector< VT2, true > &lhs, const TDVecTSMatMultExpr &rhs)
Multiplication assignment of a transpose dense vector-transpose sparse matrix multiplication to a den...
Definition: TDVecTSMatMultExpr.h:464
Substitution Failure Is Not An Error (SFINAE) class.The EnableIf class template is an auxiliary tool ...
Definition: EnableIf.h:184
Header file for the reset shim.
VT::CompositeType VCT
Composite type of the left-hand side dense vector expression.
Definition: TDVecTSMatMultExpr.h:99
Header file for the TVecMatMultExpr base class.
MultTrait< VRT, MRT >::Type ResultType
Result type for expression template evaluations.
Definition: TDVecTSMatMultExpr.h:127
RightOperand rightOperand() const
Returns the right-hand side transpose sparse matrix operand.
Definition: TDVecTSMatMultExpr.h:228
Header file for the RemoveReference type trait.
ResultType::ElementType ElementType
Resulting element type.
Definition: TDVecTSMatMultExpr.h:129
#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
This ResultType
Result type for expression template evaluations.
Definition: CompressedMatrix.h:2379
MT::ResultType MRT
Result type of the right-hand side sparse matrix expression.
Definition: TDVecTSMatMultExpr.h:98
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.
TDVecTSMatMultExpr< VT, MT > This
Type of this TDVecTSMatMultExpr instance.
Definition: TDVecTSMatMultExpr.h:126
Header file for the thresholds for matrix/vector and matrix/matrix multiplications.
size_t rows(const Matrix< MT, SO > &m)
Returns the current number of rows of the matrix.
Definition: Matrix.h:138
#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
#define BLAZE_CONSTRAINT_MUST_BE_SPARSE_MATRIX_TYPE(T)
Constraint on the data type.In case the given data type T is not a sparse, N-dimensional matrix type...
Definition: SparseMatrix.h:79
bool isAligned() const
Returns whether the operands of the expression are properly aligned in memory.
Definition: TDVecTSMatMultExpr.h:262
Header file for the IsExpression type trait class.
friend EnableIf< UseAssign< VT2 > >::Type subAssign(DenseVector< VT2, true > &lhs, const TDVecTSMatMultExpr &rhs)
Subtraction assignment of a transpose dense vector-transpose sparse matrix multiplication to a dense ...
Definition: TDVecTSMatMultExpr.h:419
const ElementType ReturnType
Return type for expression template evaluations.
Definition: TDVecTSMatMultExpr.h:130
Header file for the FunctionTrace class.