35 #ifndef _BLAZE_MATH_EXPRESSIONS_TDVECSMATMULTEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_TDVECSMATMULTEXPR_H_
92 class TDVecSMatMultExpr :
public DenseVector< TDVecSMatMultExpr<VT,MT>, true >
93 ,
private TVecMatMultExpr
120 template<
typename T1 >
121 struct UseSMPAssign {
122 enum { value = ( evaluateVector || evaluateMatrix ) };
151 enum { vectorizable = 0 };
154 enum { smpAssignable = !evaluateVector && VT::smpAssignable &&
155 !evaluateMatrix && MT::smpAssignable };
180 if(
vec_.size() != 0UL ) {
182 for(
size_t i=1UL; i<
vec_.size(); ++i ) {
200 return mat_.columns();
230 template<
typename T >
232 return (
vec_.isAliased( alias ) ||
mat_.isAliased( alias ) );
242 template<
typename T >
244 return (
vec_.isAliased( alias ) ||
mat_.isAliased( alias ) );
254 return vec_.isAligned();
286 template<
typename VT2 >
295 if( rhs.mat_.rows() == 0UL )
return;
305 TDVecSMatMultExpr::selectAssignKernel( ~lhs, x, A );
323 template<
typename VT1
326 static inline void selectAssignKernel( VT1& y,
const VT2& x,
const MT1& A )
330 for(
size_t i=0UL; i<x.size(); ++i )
332 const ConstIterator end( A.end(i) );
333 ConstIterator element( A.begin(i) );
335 for( ; element!=end; ++element ) {
338 y[element->index()] = x[i] * element->value();
340 y[element->index()] += x[i] * element->value();
359 template<
typename VT2 >
387 template<
typename VT2 >
396 if( rhs.mat_.rows() == 0UL ) {
408 TDVecSMatMultExpr::selectAddAssignKernel( ~lhs, x, A );
426 template<
typename VT1
429 static inline void selectAddAssignKernel( VT1& y,
const VT2& x,
const MT1& A )
433 for(
size_t i=0UL; i<x.size(); ++i )
435 const ConstIterator end( A.end(i) );
436 ConstIterator element( A.begin(i) );
438 for( ; element!=end; ++element ) {
439 y[element->index()] += x[i] * element->value();
462 template<
typename VT2 >
471 if( rhs.mat_.rows() == 0UL ) {
483 TDVecSMatMultExpr::selectSubAssignKernel( ~lhs, x, A );
501 template<
typename VT1
504 static inline void selectSubAssignKernel( VT1& y,
const VT2& x,
const MT1& A )
508 for(
size_t i=0UL; i<x.size(); ++i )
510 const ConstIterator end( A.end(i) );
511 ConstIterator element( A.begin(i) );
513 for( ; element!=end; ++element ) {
514 y[element->index()] -= x[i] * element->value();
537 template<
typename VT2 >
571 template<
typename VT2 >
581 if( rhs.mat_.rows() == 0UL )
return;
609 template<
typename VT2 >
640 template<
typename VT2 >
650 if( rhs.mat_.rows() == 0UL ) {
684 template<
typename VT2 >
694 if( rhs.mat_.rows() == 0UL ) {
728 template<
typename VT2 >
800 template<
typename T1
802 inline const typename DisableIf< IsMatMatMultExpr<T2>, TDVecSMatMultExpr<T1,T2> >::Type
807 if( (~vec).
size() != (~mat).
rows() )
808 throw std::invalid_argument(
"Vector and matrix sizes do not match" );
836 template<
typename T1
839 inline const typename EnableIf< IsMatMatMultExpr<T2>, MultExprTrait<T1,T2> >::Type::Type
859 template<
typename VT,
typename MT,
bool AF >
864 typedef typename MultExprTrait< VT, typename SubmatrixExprTrait<const MT,AF>::Type >::Type Type;
MT::ResultType MRT
Result type of the right-hand side sparse matrix expression.
Definition: TDVecSMatMultExpr.h:99
LeftOperand leftOperand() const
Returns the left-hand side dense vector operand.
Definition: TDVecSMatMultExpr.h:209
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:4599
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
friend EnableIf< UseSMPAssign< VT2 > >::Type smpMultAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
SMP multiplication assignment of a transpose dense vector-sparse matrix multiplication to a dense vec...
Definition: TDVecSMatMultExpr.h:730
Expression object for transpose dense vector-sparse matrix multiplications.The TDVecSMatMultExpr clas...
Definition: Forward.h:134
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
SelectType< IsExpression< VT >::value, const VT, const VT & >::Type LeftOperand
Composite type of the left-hand side dense vector expression.
Definition: TDVecSMatMultExpr.h:137
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.
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
RightOperand mat_
Right-hand side sparse matrix of the multiplication expression.
Definition: TDVecSMatMultExpr.h:271
Header file for the Computation base class.
ResultType::ElementType ElementType
Resulting element type.
Definition: TDVecSMatMultExpr.h:132
Header file for the RequiresEvaluation type trait.
friend EnableIf< UseSMPAssign< VT2 > >::Type smpAssign(SparseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
SMP assignment of a transpose dense vector-sparse matrix multiplication to a sparse vector ( )...
Definition: TDVecSMatMultExpr.h:611
SelectType< evaluateVector, const VRT, VCT >::Type LT
Composite type of the left-hand side dense vector expression.
Definition: TDVecSMatMultExpr.h:143
const ResultType CompositeType
Data type for composite expression templates.
Definition: TDVecSMatMultExpr.h:134
friend void assign(SparseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Assignment of a transpose dense vector-sparse matrix multiplication to a sparse vector ( )...
Definition: TDVecSMatMultExpr.h:360
Base class for sparse matrices.The SparseMatrix class is a base class for all sparse matrix classes...
Definition: Forward.h:107
Constraint on the data type.
Constraint on the data type.
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
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.
friend void subAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Subtraction assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:463
Header file for the multiplication trait.
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: TDVecSMatMultExpr.h:131
TDVecSMatMultExpr< VT, MT > This
Type of this TDVecSMatMultExpr instance.
Definition: TDVecSMatMultExpr.h:129
friend void multAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Multiplication assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ...
Definition: TDVecSMatMultExpr.h:538
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2412
Header file for the IsMatMatMultExpr type trait class.
VT::CompositeType VCT
Composite type of the left-hand side dense vector expression.
Definition: TDVecSMatMultExpr.h:100
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.
friend EnableIf< UseSMPAssign< VT2 > >::Type smpAddAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Addition assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:642
TDVecSMatMultExpr(const VT &vec, const MT &mat)
Constructor for the TDVecSMatMultExpr class.
Definition: TDVecSMatMultExpr.h:161
#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.
LeftOperand vec_
Left-hand side dense vector of the multiplication expression.
Definition: TDVecSMatMultExpr.h:270
Header file for the SelectType class template.
Header file for all forward declarations for expression class templates.
VT::ResultType VRT
Result type of the left-hand side dense vector expression.
Definition: TDVecSMatMultExpr.h:98
Header file for the EnableIf class template.
Header file for the serial shim.
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: TDVecSMatMultExpr.h:175
const ElementType ReturnType
Return type for expression template evaluations.
Definition: TDVecSMatMultExpr.h:133
Compile time check for resizable data types.This type trait tests whether the given data type is a re...
Definition: IsResizable.h:75
Header file for the SubmatrixExprTrait class template.
#define BLAZE_CONSTRAINT_MUST_BE_ROW_MAJOR_MATRIX_TYPE(T)
Constraint on the data type.In case the given data type T is not a row-major dense or sparse matrix t...
Definition: StorageOrder.h:81
Removal of reference modifiers.The RemoveCV type trait removes any reference modifiers from the given...
Definition: RemoveReference.h:69
bool isAligned() const
Returns whether the operands of the expression are properly aligned in memory.
Definition: TDVecSMatMultExpr.h:253
Header file for run time assertion macros.
Base template for the MultTrait class.
Definition: MultTrait.h:141
MT::CompositeType MCT
Composite type of the right-hand side sparse matrix expression.
Definition: TDVecSMatMultExpr.h:101
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 isDefault shim.
Header file for the TVecMatMultExpr base class.
friend void addAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Addition assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:388
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: TDVecSMatMultExpr.h:231
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: TDVecSMatMultExpr.h:243
MultTrait< VRT, MRT >::Type ResultType
Result type for expression template evaluations.
Definition: TDVecSMatMultExpr.h:130
SelectType< evaluateMatrix, const MRT, MCT >::Type RT
Composite type of the right-hand side sparse matrix expression.
Definition: TDVecSMatMultExpr.h:146
Header file for the RemoveReference type trait.
friend EnableIf< UseSMPAssign< VT2 > >::Type smpAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
SMP assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:573
friend EnableIf< UseSMPAssign< VT2 > >::Type smpSubAssign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
SMP subtraction assignment of a transpose dense vector-sparse matrix multiplication to a dense vector...
Definition: TDVecSMatMultExpr.h:686
friend void assign(DenseVector< VT2, true > &lhs, const TDVecSMatMultExpr &rhs)
Assignment of a transpose dense vector-sparse matrix multiplication to a dense vector ( )...
Definition: TDVecSMatMultExpr.h:287
#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.
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
RightOperand rightOperand() const
Returns the right-hand side sparse matrix operand.
Definition: TDVecSMatMultExpr.h:219
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.
bool canSMPAssign() const
Returns whether the expression can be used in SMP assignments.
Definition: TDVecSMatMultExpr.h:263
Header file for the IsResizable type trait.
const size_t SMP_TDVECSMATMULT_THRESHOLD
SMP dense vector/row-major sparse matrix multiplication threshold.This threshold specifies when a den...
Definition: Thresholds.h:552
SelectType< IsExpression< MT >::value, const MT, const MT & >::Type RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: TDVecSMatMultExpr.h:140
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
size_t size() const
Returns the current size/dimension of the vector.
Definition: TDVecSMatMultExpr.h:199
#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
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.