35 #ifndef _BLAZE_MATH_EXPRESSIONS_TSVECTDMATMULTEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_TSVECTDMATMULTEXPR_H_
91 class TSVecTDMatMultExpr :
public DenseVector< TSVecTDMatMultExpr<VT,MT>, true >
92 ,
private TVecMatMultExpr
121 enum { useAssign = ( evaluateVector || evaluateMatrix ) };
126 template<
typename VT2 >
129 enum { value = useAssign };
140 template<
typename T1 >
141 struct UseSMPAssign {
142 enum { value = useAssign };
173 enum { vectorizable = 0 };
176 enum { smpAssignable = !evaluateVector && VT::smpAssignable &&
177 !evaluateMatrix && MT::smpAssignable };
209 const ConstIterator end( x.end() );
210 ConstIterator element( x.begin() );
213 if( element != end ) {
214 res = element->value() *
mat_( element->index(), index );
216 for( ; element!=end; ++element )
217 res += element->value() *
mat_( element->index(), index );
233 return mat_.columns();
263 template<
typename T >
265 return vec_.isAliased( alias ) ||
mat_.isAliased( alias );
275 template<
typename T >
277 return vec_.isAliased( alias ) ||
mat_.isAliased( alias );
287 return mat_.isAligned();
323 template<
typename VT2 >
334 LT x(
serial( rhs.vec_ ) );
335 if( x.nonZeros() == 0UL ) {
341 RT A(
serial( rhs.mat_ ) );
371 template<
typename VT2 >
383 const ResultType tmp(
serial( rhs ) );
404 template<
typename VT2 >
405 friend inline typename EnableIf< UseAssign<VT2> >::Type
415 LT x(
serial( rhs.vec_ ) );
416 if( x.nonZeros() == 0UL )
return;
419 RT A(
serial( rhs.mat_ ) );
451 template<
typename VT2 >
462 LT x(
serial( rhs.vec_ ) );
463 if( x.nonZeros() == 0UL )
return;
466 RT A(
serial( rhs.mat_ ) );
498 template<
typename VT2 >
510 const ResultType tmp(
serial( rhs ) );
534 template<
typename VT2 >
546 if( x.nonZeros() == 0UL ) {
581 template<
typename VT2 >
582 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
593 const ResultType tmp( rhs );
613 template<
typename VT2 >
614 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
625 if( x.nonZeros() == 0UL )
return;
659 template<
typename VT2 >
671 if( x.nonZeros() == 0UL )
return;
706 template<
typename VT2 >
718 const ResultType tmp( rhs );
778 template<
typename T1,
typename T2 >
779 inline const typename DisableIf< IsMatMatMultExpr<T2>, TSVecTDMatMultExpr<T1,T2> >::Type
784 if( (~vec).
size() != (~mat).
rows() )
785 throw std::invalid_argument(
"Vector and matrix sizes do not match" );
802 template<
typename VT,
typename MT,
bool AF >
807 typedef typename MultExprTrait< VT, typename SubmatrixExprTrait<const MT,AF>::Type >::Type Type;
Compile time check whether the given type is a computational expression template.This type trait clas...
Definition: IsComputation.h:89
bool isAligned() const
Returns whether the operands of the expression are properly aligned in memory.
Definition: TSVecTDMatMultExpr.h:286
void reset(DynamicMatrix< Type, SO > &m)
Resetting the given dense matrix.
Definition: DynamicMatrix.h:4599
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: TSVecTDMatMultExpr.h:264
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
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:199
#define BLAZE_CONSTRAINT_MUST_BE_DENSE_MATRIX_TYPE(T)
Constraint on the data type.In case the given data type T is not a dense, N-dimensional matrix type...
Definition: DenseMatrix.h:79
SelectType< IsExpression< MT >::value, const MT, const MT & >::Type RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: TSVecTDMatMultExpr.h:162
MT::ResultType MRT
Result type of the right-hand side dense matrix expression.
Definition: TSVecTDMatMultExpr.h:98
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2408
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:251
Header file for the DenseVector base class.
ResultType::ElementType ElementType
Resulting element type.
Definition: TSVecTDMatMultExpr.h:152
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.
Header file for the RequiresEvaluation type trait.
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.
VT::ResultType VRT
Result type of the left-hand side sparse vector expression.
Definition: TSVecTDMatMultExpr.h:97
Constraint on the data type.
friend EnableIf< UseSMPAssign< VT2 > >::Type smpMultAssign(DenseVector< VT2, true > &lhs, const TSVecTDMatMultExpr &rhs)
SMP multiplication assignment of a transpose sparse vector-transpose dense matrix multiplication to a...
Definition: TSVecTDMatMultExpr.h:708
Header file for the MultExprTrait class template.
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:90
SelectType< evaluateVector, const VRT, VCT >::Type LT
Type for the assignment of the left-hand side sparse vector operand.
Definition: TSVecTDMatMultExpr.h:165
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:253
friend EnableIf< UseSMPAssign< VT2 > >::Type smpSubAssign(DenseVector< VT2, true > &lhs, const TSVecTDMatMultExpr &rhs)
SMP subtraction assignment of a transpose sparse vector-transpose dense matrix multiplication to a de...
Definition: TSVecTDMatMultExpr.h:661
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.
RightOperand rightOperand() const
Returns the right-hand side transpose dense matrix operand.
Definition: TSVecTDMatMultExpr.h:252
#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
VT::CompositeType VCT
Composite type of the left-hand side sparse vector expression.
Definition: TSVecTDMatMultExpr.h:99
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2412
MultTrait< VRT, MRT >::Type ResultType
Result type for expression template evaluations.
Definition: TSVecTDMatMultExpr.h:150
friend EnableIf< UseAssign< VT2 > >::Type multAssign(DenseVector< VT2, true > &lhs, const TSVecTDMatMultExpr &rhs)
Multiplication assignment of a transpose sparse vector-transpose dense matrix multiplication to a den...
Definition: TSVecTDMatMultExpr.h:500
Header file for the IsMatMatMultExpr type trait class.
const size_t SMP_TSVECTDMATMULT_THRESHOLD
SMP sparse vector/column-major dense matrix multiplication threshold.This threshold specifies when a ...
Definition: Thresholds.h:483
LeftOperand vec_
Left-hand side sparse vector of the multiplication expression.
Definition: TSVecTDMatMultExpr.h:303
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
LeftOperand leftOperand() const
Returns the left-hand side sparse vector operand.
Definition: TSVecTDMatMultExpr.h:242
SelectType< useAssign, const ResultType, const TSVecTDMatMultExpr & >::Type CompositeType
Data type for composite expression templates.
Definition: TSVecTDMatMultExpr.h:156
const ElementType ReturnType
Return type for expression template evaluations.
Definition: TSVecTDMatMultExpr.h:153
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
#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
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: TSVecTDMatMultExpr.h:276
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.
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: TSVecTDMatMultExpr.h:151
Header file for the SelectType class template.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
Header file for the EnableIf class template.
Header file for the serial shim.
RightOperand mat_
Right-hand side dense matrix of the multiplication expression.
Definition: TSVecTDMatMultExpr.h:304
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:92
SelectType< evaluateMatrix, const MRT, MCT >::Type RT
Type for the assignment of the left-hand side dense matrix operand.
Definition: TSVecTDMatMultExpr.h:168
SelectType< IsExpression< VT >::value, const VT, const VT & >::Type LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: TSVecTDMatMultExpr.h:159
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
Header file for run time assertion macros.
friend EnableIf< UseAssign< VT2 > >::Type subAssign(DenseVector< VT2, true > &lhs, const TSVecTDMatMultExpr &rhs)
Subtraction assignment of a transpose sparse vector-transpose dense matrix multiplication to a dense ...
Definition: TSVecTDMatMultExpr.h:453
friend EnableIf< UseAssign< VT2 > >::Type addAssign(DenseVector< VT2, true > &lhs, const TSVecTDMatMultExpr &rhs)
Addition assignment of a transpose sparse vector-transpose dense matrix multiplication to a dense vec...
Definition: TSVecTDMatMultExpr.h:406
Base template for the MultTrait class.
Definition: MultTrait.h:141
MT::CompositeType MCT
Composite type of the right-hand side dense matrix expression.
Definition: TSVecTDMatMultExpr.h:100
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.
Header file for the TVecMatMultExpr base class.
TSVecTDMatMultExpr(const VT &vec, const MT &mat)
Constructor for the TSVecTDMatMultExpr class.
Definition: TSVecTDMatMultExpr.h:186
bool canSMPAssign() const
Returns whether the expression can be used in SMP assignments.
Definition: TSVecTDMatMultExpr.h:296
Header file for the RemoveReference type trait.
Expression object for transpose sparse vector-transpose dense matrix multiplications.The TSVecTDMatMultExpr class represents the compile time expression for multiplications between transpose sparse vectors and column-major dense matrices.
Definition: Forward.h:149
#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
TSVecTDMatMultExpr< VT, MT > This
Type of this TSVecTDMatMultExpr instance.
Definition: TSVecTDMatMultExpr.h:149
Header file for the IsComputation type trait class.
friend EnableIf< UseSMPAssign< VT2 > >::Type smpAddAssign(DenseVector< VT2, true > &lhs, const TSVecTDMatMultExpr &rhs)
SMP addition assignment of a transpose sparse vector-transpose dense matrix multiplication to a dense...
Definition: TSVecTDMatMultExpr.h:615
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
size_t size() const
Returns the current size/dimension of the vector.
Definition: TSVecTDMatMultExpr.h:232
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: TSVecTDMatMultExpr.h:200
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.
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:154
#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
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.