35 #ifndef _BLAZE_MATH_EXPRESSIONS_TSVECTDMATMULTEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_TSVECTDMATMULTEXPR_H_
100 template<
typename VT
102 class TSVecTDMatMultExpr :
public DenseVector< TSVecTDMatMultExpr<VT,MT>, true >
103 ,
private TVecMatMultExpr
104 ,
private Computation
132 enum { useAssign = ( evaluateVector || evaluateMatrix ) };
137 template<
typename VT2 >
140 enum { value = useAssign };
151 template<
typename T1 >
152 struct UseSMPAssign {
153 enum { value = useAssign };
184 enum { vectorizable = 0 };
187 enum { smpAssignable = !evaluateVector && VT::smpAssignable &&
188 !evaluateMatrix && MT::smpAssignable };
229 if( element != end ) {
230 res = element->value() *
mat_( element->index(), index );
232 for( ; element!=
end; ++element ) {
233 res += element->value() *
mat_( element->index(), index );
248 inline ReturnType
at(
size_t index )
const {
249 if( index >=
mat_.columns() ) {
252 return (*
this)[index];
262 return mat_.columns();
292 template<
typename T >
294 return vec_.isAliased( alias ) ||
mat_.isAliased( alias );
304 template<
typename T >
306 return vec_.isAliased( alias ) ||
mat_.isAliased( alias );
316 return mat_.isAligned();
326 return (
size() > SMP_TSVECTDMATMULT_THRESHOLD );
352 template<
typename VT2 >
363 LT x(
serial( rhs.vec_ ) );
364 if( x.nonZeros() == 0UL ) {
370 RT A(
serial( rhs.mat_ ) );
379 assign( ~lhs, x * A );
400 template<
typename VT2 >
412 const ResultType tmp(
serial( rhs ) );
433 template<
typename VT2 >
434 friend inline typename EnableIf< UseAssign<VT2> >::Type
444 LT x(
serial( rhs.vec_ ) );
445 if( x.nonZeros() == 0UL )
return;
448 RT A(
serial( rhs.mat_ ) );
480 template<
typename VT2 >
491 LT x(
serial( rhs.vec_ ) );
492 if( x.nonZeros() == 0UL )
return;
495 RT A(
serial( rhs.mat_ ) );
527 template<
typename VT2 >
539 const ResultType tmp(
serial( rhs ) );
563 template<
typename VT2 >
575 if( x.nonZeros() == 0UL ) {
610 template<
typename VT2 >
611 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
622 const ResultType tmp( rhs );
642 template<
typename VT2 >
643 friend inline typename EnableIf< UseSMPAssign<VT2> >::Type
654 if( x.nonZeros() == 0UL )
return;
688 template<
typename VT2 >
700 if( x.nonZeros() == 0UL )
return;
735 template<
typename VT2 >
747 const ResultType tmp( rhs );
809 template<
typename T1,
typename T2 >
810 inline const typename DisableIf< Or< IsSymmetric<T2>, IsMatMatMultExpr<T2> >
811 , TSVecTDMatMultExpr<T1,T2> >::Type
816 if( (~vec).
size() != (~mat).
rows() ) {
848 template<
typename T1
850 inline const typename EnableIf< IsSymmetric<T2>,
typename MultExprTrait<T1,T2>::Type >::Type
851 operator*(
const SparseVector<T1,true>& vec,
const DenseMatrix<T2,true>& mat )
857 if( (~vec).
size() != (~mat).
rows() ) {
861 return (~vec) *
trans( ~mat );
877 template<
typename VT,
typename MT >
894 template<
typename VT,
typename MT >
911 template<
typename VT,
typename MT,
bool AF >
916 typedef typename MultExprTrait< typename SubvectorExprTrait<const VT,AF>::Type
917 ,
typename SubmatrixExprTrait<const MT,AF>::Type >::Type Type;
LeftOperand vec_
Left-hand side sparse vector of the multiplication expression.
Definition: TSVecTDMatMultExpr.h:332
#define BLAZE_THROW_INVALID_ARGUMENT(MESSAGE)
Macro for the emission of a std::invalid_argument exceptionThis macro encapsulates the default way of...
Definition: Exception.h:187
const ElementType ReturnType
Return type for expression template evaluations.
Definition: TSVecTDMatMultExpr.h:164
Compile time check whether the given type is a computational expression template.This type trait clas...
Definition: IsComputation.h:89
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:7820
Header file for basic type definitions.
BLAZE_ALWAYS_INLINE MT::Iterator end(Matrix< MT, SO > &matrix, size_t i)
Returns an iterator just past the last element of row/column i.
Definition: Matrix.h:250
SelectType< evaluateVector, const VRT, VCT >::Type LT
Type for the assignment of the left-hand side sparse vector operand.
Definition: TSVecTDMatMultExpr.h:176
size_t size() const
Returns the current size/dimension of the vector.
Definition: TSVecTDMatMultExpr.h:261
SelectType< evaluateMatrix, const MRT, MCT >::Type RT
Type for the assignment of the left-hand side dense matrix operand.
Definition: TSVecTDMatMultExpr.h:179
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:207
#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
void reset(const DiagonalProxy< MT > &proxy)
Resetting the represented element to the default initial values.
Definition: DiagonalProxy.h:507
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2588
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:259
BLAZE_ALWAYS_INLINE size_t rows(const Matrix< MT, SO > &matrix)
Returns the current number of rows of the matrix.
Definition: Matrix.h:308
RightOperand rightOperand() const
Returns the right-hand side transpose dense matrix operand.
Definition: TSVecTDMatMultExpr.h:281
Header file for the DenseVector base class.
Compile time check for lower triangular matrices.This type trait tests whether or not the given templ...
Definition: IsLower.h:90
const DMatSerialExpr< MT, SO > serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:721
Header file for the Computation base class.
MT::ResultType MRT
Result type of the right-hand side dense matrix expression.
Definition: TSVecTDMatMultExpr.h:109
Compile time check for upper triangular matrices.This type trait tests whether or not the given templ...
Definition: IsUpper.h:90
ReturnType at(size_t index) const
Checked access to the vector elements.
Definition: TSVecTDMatMultExpr.h:248
Header file for the RequiresEvaluation type trait.
ResultType::ElementType ElementType
Resulting element type.
Definition: TSVecTDMatMultExpr.h:163
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::CompositeType VCT
Composite type of the left-hand side sparse vector expression.
Definition: TSVecTDMatMultExpr.h:110
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:737
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
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:261
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:690
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 IsStrictlyUpper type trait.
Header file for the IsSymmetric type trait.
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
#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: ColumnMajorMatrix.h:79
bool isAligned() const
Returns whether the operands of the expression are properly aligned in memory.
Definition: TSVecTDMatMultExpr.h:315
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2592
Header file for the Or class template.
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:529
Header file for the IsMatMatMultExpr type trait class.
#define BLAZE_THROW_OUT_OF_RANGE(MESSAGE)
Macro for the emission of a std::out_of_range exceptionThis macro encapsulates the default way of Bla...
Definition: Exception.h:331
Header file for the Columns type trait.
SelectType< useAssign, const ResultType, const TSVecTDMatMultExpr & >::Type CompositeType
Data type for composite expression templates.
Definition: TSVecTDMatMultExpr.h:167
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
Header file for the IsLower type trait.
#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
Header file for the IsAligned type trait.
#define BLAZE_CONSTRAINT_MUST_NOT_BE_MATMATMULTEXPR_TYPE(T)
Constraint on the data type.In case the given data type T is a matrix/matrix multiplication expressio...
Definition: MatMatMultExpr.h:126
#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
Constraint on the data type.
Compile time check for strictly upper triangular matrices.This type trait tests whether or not the gi...
Definition: IsStrictlyUpper.h:86
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 IsStrictlyLower type trait.
Header file for the serial shim.
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: TSVecTDMatMultExpr.h:293
TSVecTDMatMultExpr< VT, MT > This
Type of this TSVecTDMatMultExpr instance.
Definition: TSVecTDMatMultExpr.h:160
#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.
Removal of reference modifiers.The RemoveCV type trait removes any reference modifiers from the given...
Definition: RemoveReference.h:69
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: TSVecTDMatMultExpr.h:162
Header file for run time assertion macros.
EnableIf< IsDenseMatrix< MT1 > >::Type smpAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:98
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:482
MultTrait< VRT, MRT >::Type ResultType
Result type for expression template evaluations.
Definition: TSVecTDMatMultExpr.h:161
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:435
Base template for the MultTrait class.
Definition: MultTrait.h:138
MT::CompositeType MCT
Composite type of the right-hand side dense matrix expression.
Definition: TSVecTDMatMultExpr.h:111
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.
Constraint on the data type.
TSVecTDMatMultExpr(const VT &vec, const MT &mat)
Constructor for the TSVecTDMatMultExpr class.
Definition: TSVecTDMatMultExpr.h:197
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: TSVecTDMatMultExpr.h:305
Header file for the TVecMatMultExpr base class.
Constraints on the storage order of matrix types.
RightOperand mat_
Right-hand side dense matrix of the multiplication expression.
Definition: TSVecTDMatMultExpr.h:333
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:162
LeftOperand leftOperand() const
Returns the left-hand side sparse vector operand.
Definition: TSVecTDMatMultExpr.h:271
Compile time check for strictly lower triangular matrices.This type trait tests whether or not the gi...
Definition: IsStrictlyLower.h:86
#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
#define BLAZE_CONSTRAINT_MUST_FORM_VALID_TVECMATMULTEXPR(T1, T2)
Constraint on the data type.In case the given data types T1 and T2 do not form a valid vector/matrix ...
Definition: TVecMatMultExpr.h:166
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: TSVecTDMatMultExpr.h:211
const DMatTransExpr< MT,!SO > trans(const DenseMatrix< MT, SO > &dm)
Calculation of the transpose of the given dense matrix.
Definition: DMatTransExpr.h:944
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:644
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:118
#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:2583
#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: RowVector.h:79
Header file for the SubvectorExprTrait class template.
Header file for the IsUpper type trait.
Header file for exception macros.
Constraint on the data type.
SelectType< IsExpression< MT >::value, const MT, const MT & >::Type RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: TSVecTDMatMultExpr.h:173
SelectType< IsExpression< VT >::value, const VT, const VT & >::Type LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: TSVecTDMatMultExpr.h:170
Header file for the Size type trait.
Header file for the thresholds for matrix/vector and matrix/matrix multiplications.
#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
bool canSMPAssign() const
Returns whether the expression can be used in SMP assignments.
Definition: TSVecTDMatMultExpr.h:325
Constraint on the transpose flag of vector types.
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.
VT::ResultType VRT
Result type of the left-hand side sparse vector expression.
Definition: TSVecTDMatMultExpr.h:108