35 #ifndef _BLAZE_MATH_EXPRESSIONS_SMATTRANSEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SMATTRANSEXPR_H_
93 class SMatTransExpr :
public SparseMatrix< SMatTransExpr<MT,SO>, SO >
94 ,
private MatTransExpr
95 ,
private SelectType< IsComputation<MT>::value, Computation, EmptyType >::Type
114 template<
typename MT2 >
117 enum { value = useAssign };
129 template<
typename MT2 >
130 struct UseSMPAssign {
131 enum { value = MT2::smpAssignable && useAssign };
163 typedef typename std::iterator_traits<IteratorType>::value_type
ValueType;
164 typedef typename std::iterator_traits<IteratorType>::pointer
PointerType;
165 typedef typename std::iterator_traits<IteratorType>::reference
ReferenceType;
166 typedef typename std::iterator_traits<IteratorType>::difference_type
DifferenceType;
277 enum { smpAssignable = MT::smpAssignable };
332 return sm_.columns();
352 return sm_.nonZeros();
363 return sm_.nonZeros( i );
376 return sm_.find( j, i );
389 return sm_.lowerBound( j, i );
402 return sm_.upperBound( j, i );
422 template<
typename T >
424 return sm_.canAlias( alias );
434 template<
typename T >
436 return sm_.isAliased( alias );
446 return sm_.canSMPAssign();
469 template<
typename MT2
499 template<
typename MT2
529 template<
typename MT2
531 friend inline typename EnableIf< UseAssign<MT2> >::Type
539 DMatTransposer<MT2,!SO2> tmp( ~lhs );
563 template<
typename MT2
565 friend inline typename EnableIf< UseAssign<MT2> >::Type
573 DMatTransposer<MT2,!SO2> tmp( ~lhs );
605 template<
typename MT2
607 friend inline typename EnableIf< UseSMPAssign<MT2> >::Type
615 DMatTransposer<MT2,!SO2> tmp( ~lhs );
635 template<
typename MT2
637 friend inline typename EnableIf< UseSMPAssign<MT2> >::Type
645 SMatTransposer<MT2,!SO2> tmp( ~lhs );
665 template<
typename MT2
667 friend inline typename EnableIf< UseSMPAssign<MT2> >::Type
675 DMatTransposer<MT2,!SO2> tmp( ~lhs );
700 template<
typename MT2
702 friend inline typename EnableIf< UseSMPAssign<MT2> >::Type
710 DMatTransposer<MT2,!SO2> tmp( ~lhs );
744 friend inline Operand trans(
const SMatTransExpr<MT,SO>& sm )
786 template<
typename MT
807 template<
typename MT,
bool SO >
808 struct Rows< SMatTransExpr<MT,SO> > :
public Columns<MT>
824 template<
typename MT,
bool SO >
825 struct Columns< SMatTransExpr<MT,SO> > :
public Rows<MT>
841 template<
typename MT,
bool SO >
842 struct IsSymmetric< SMatTransExpr<MT,SO> > :
public IsTrue< IsSymmetric<MT>::value >
858 template<
typename MT,
bool SO >
859 struct IsLower< SMatTransExpr<MT,SO> > :
public IsTrue< IsLower<MT>::value >
875 template<
typename MT,
bool SO >
876 struct IsUpper< SMatTransExpr<MT,SO> > :
public IsTrue< IsUpper<MT>::value >
892 template<
typename MT,
bool SO,
bool AF >
893 struct SubmatrixExprTrait< SMatTransExpr<MT,SO>, AF >
897 typedef typename TransExprTrait< typename SubmatrixExprTrait<const MT,AF>::Type >::Type Type;
906 template<
typename MT,
bool SO >
907 struct RowExprTrait< SMatTransExpr<MT,SO> >
911 typedef typename TransExprTrait< typename ColumnExprTrait<const MT>::Type >::Type Type;
920 template<
typename MT,
bool SO >
921 struct ColumnExprTrait< SMatTransExpr<MT,SO> >
925 typedef typename TransExprTrait< typename RowExprTrait<const MT>::Type >::Type Type;
Header file for the sparse matrix transposer.
Header file for the Rows type trait.
bool operator!=(const ConstIterator &rhs) const
Inequality comparison between two ConstIterator objects.
Definition: SMatTransExpr.h:252
RemoveReference< Operand >::Type::ConstIterator IteratorType
Iterator type of the sparse matrix expression.
Definition: SMatTransExpr.h:160
MT::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: SMatTransExpr.h:140
ConstIterator begin(size_t i) const
Returns an iterator to the first non-zero element of row/column i.
Definition: SMatTransExpr.h:310
PointerType pointer
Pointer return type.
Definition: SMatTransExpr.h:171
#define BLAZE_CONSTRAINT_MUST_BE_MATRIX_WITH_STORAGE_ORDER(T, SO)
Constraint on the data type.In case the given data type T is not a dense or sparse matrix type and in...
Definition: StorageOrder.h:242
Header file for the MatTransExpr base class.
Iterator over the elements of the sparse matrix transposition expression.
Definition: SMatTransExpr.h:155
Header file for the ColumnExprTrait class template.
MT::CompositeType CT
Composite type of the sparse matrix expression.
Definition: SMatTransExpr.h:100
Operand sm_
Sparse matrix of the transposition expression.
Definition: SMatTransExpr.h:452
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2478
DifferenceType operator-(const ConstIterator &rhs) const
Calculating the number of elements between two expression iterators.
Definition: SMatTransExpr.h:263
ConstIterator upperBound(size_t i, size_t j) const
Returns an iterator to the first index greater then the given index.
Definition: SMatTransExpr.h:400
Header file for the Computation base class.
MT::ResultType RT
Result type of the sparse matrix expression.
Definition: SMatTransExpr.h:99
Header file for the RequiresEvaluation type trait.
std::iterator_traits< IteratorType >::value_type ValueType
Type of the underlying pointers.
Definition: SMatTransExpr.h:163
CompressedMatrix< Type, false > OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: CompressedMatrix.h:2474
ReferenceType reference
Reference return type.
Definition: SMatTransExpr.h:172
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes...
Definition: DenseMatrix.h:70
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.
Header file for the SparseMatrix base class.
Constraint on the data type.
std::iterator_traits< IteratorType >::difference_type DifferenceType
Difference between two iterators.
Definition: SMatTransExpr.h:166
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:90
MT::ResultType TransposeType
Transpose type for expression template evaluations.
Definition: SMatTransExpr.h:141
ConstIterator find(size_t i, size_t j) const
Searches for a specific matrix element.
Definition: SMatTransExpr.h:374
MT::ReturnType ReturnType
Return type for expression template evaluations.
Definition: SMatTransExpr.h:143
MT::TransposeType ResultType
Result type for expression template evaluations.
Definition: SMatTransExpr.h:139
Compile time type selection.The SelectType class template selects one of the two given types T1 and T...
Definition: SelectType.h:59
std::iterator_traits< IteratorType >::reference ReferenceType
Reference return type.
Definition: SMatTransExpr.h:165
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: SMatTransExpr.h:423
Header file for the IsSymmetric type trait.
SMatTransExpr(const MT &sm)
Constructor for the SMatTransExpr class.
Definition: SMatTransExpr.h:285
IteratorType it_
Iterator over the elements of the sparse matrix expression.
Definition: SMatTransExpr.h:270
MT::ElementType ElementType
Resulting element type.
Definition: SMatTransExpr.h:142
IteratorCategory iterator_category
The iterator category.
Definition: SMatTransExpr.h:169
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.
size_t columns() const
Returns the current number of columns of the matrix.
Definition: SMatTransExpr.h:341
Expression object for the transposition of a dense matrix.The DMatTransposer class is a wrapper objec...
Definition: DMatTransposer.h:71
ConstIterator(IteratorType it)
Constructor for the ConstIterator class.
Definition: SMatTransExpr.h:179
Header file for the IsLower type trait.
CompressedMatrix< Type, false > TransposeType
Transpose type for expression template evaluations.
Definition: CompressedMatrix.h:2475
Constraints on the storage order of matrix types.
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:2476
Constraint on the data type.
Header file for the SelectType class template.
Header file for the RowExprTrait class template.
Header file for all forward declarations for expression class templates.
Header file for the EnableIf class template.
Header file for the dense matrix transposer.
const IteratorType operator->() const
Direct access to the sparse matrix element at the current iterator position.
Definition: SMatTransExpr.h:210
Expression object for the transposition of a sparse matrix.The SMatTransposer class is a wrapper obje...
Definition: Forward.h:103
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: SMatTransExpr.h:297
EnableIf< IsDenseMatrix< MT1 > >::Type smpSubAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP subtraction assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:160
Header file for the SubmatrixExprTrait class template.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2477
Removal of reference modifiers.The RemoveCV type trait removes any reference modifiers from the given...
Definition: RemoveReference.h:69
SelectType< IsExpression< MT >::value, const MT, const MT & >::Type Operand
Composite data type of the sparse matrix expression.
Definition: SMatTransExpr.h:149
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
bool canSMPAssign() const
Returns whether the expression can be used in SMP assignments.
Definition: SMatTransExpr.h:445
SelectType< useAssign, const ResultType, const SMatTransExpr & >::Type CompositeType
Data type for composite expression templates.
Definition: SMatTransExpr.h:146
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
SMatTransExpr< MT, SO > This
Type of this SMatTransExpr instance.
Definition: SMatTransExpr.h:138
Substitution Failure Is Not An Error (SFINAE) class.The EnableIf class template is an auxiliary tool ...
Definition: EnableIf.h:184
std::iterator_traits< IteratorType >::pointer PointerType
Pointer return type.
Definition: SMatTransExpr.h:164
Header file for the TransExprTrait class template.
Operand operand() const
Returns the sparse matrix operand.
Definition: SMatTransExpr.h:411
size_t nonZeros() const
Returns the number of non-zero elements in the sparse matrix.
Definition: SMatTransExpr.h:351
#define BLAZE_CONSTRAINT_MUST_NOT_REQUIRE_EVALUATION(T)
Constraint on the data type.In case the given data type T requires an intermediate evaluation within ...
Definition: RequiresEvaluation.h:118
size_t rows() const
Returns the current number of rows of the matrix.
Definition: SMatTransExpr.h:331
Header file for the RemoveReference type trait.
std::forward_iterator_tag IteratorCategory
The iterator category.
Definition: SMatTransExpr.h:162
DifferenceType difference_type
Difference between two iterators.
Definition: SMatTransExpr.h:173
ReturnType value() const
Access to the current value of the sparse element.
Definition: SMatTransExpr.h:220
size_t index() const
Access to the current index of the sparse element.
Definition: SMatTransExpr.h:230
ConstIterator lowerBound(size_t i, size_t j) const
Returns an iterator to the first index not less then the given index.
Definition: SMatTransExpr.h:387
bool operator==(const ConstIterator &rhs) const
Equality comparison between two ConstIterator objects.
Definition: SMatTransExpr.h:241
const DMatTransExpr< MT,!SO > trans(const DenseMatrix< MT, SO > &dm)
Calculation of the transpose of the given dense matrix.
Definition: DMatTransExpr.h:932
Header file for the IsComputation type trait class.
EnableIf< IsDenseMatrix< MT1 > >::Type smpAddAssign(Matrix< 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:129
size_t nonZeros(size_t i) const
Returns the number of non-zero elements in the specified row/column.
Definition: SMatTransExpr.h:362
#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
Expression object for sparse matrix transpositions.The SMatTransExpr class represents the compile tim...
Definition: Forward.h:102
This ResultType
Result type for expression template evaluations.
Definition: CompressedMatrix.h:2473
Header file for the IsTrue value trait.
ConstIterator end(size_t i) const
Returns an iterator just past the last non-zero element of row/column i.
Definition: SMatTransExpr.h:321
Header file for basic type definitions.
const ValueType operator*() const
Direct access to the sparse matrix element at the current iterator position.
Definition: SMatTransExpr.h:200
ValueType value_type
Type of the underlying pointers.
Definition: SMatTransExpr.h:170
ConstIterator & operator++()
Pre-increment operator.
Definition: SMatTransExpr.h:189
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: SMatTransExpr.h:435
Header file for the IsUpper type trait.
Header file for the empty type.
#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
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