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DMatDMatAddExpr.h
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1 //=================================================================================================
33 //=================================================================================================
34 
35 #ifndef _BLAZE_MATH_EXPRESSIONS_DMATDMATADDEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_DMATDMATADDEXPR_H_
37 
38 
39 //*************************************************************************************************
40 // Includes
41 //*************************************************************************************************
42 
43 #include <stdexcept>
50 #include <blaze/math/Intrinsics.h>
59 #include <blaze/util/Assert.h>
61 #include <blaze/util/EnableIf.h>
63 #include <blaze/util/SelectType.h>
64 #include <blaze/util/Types.h>
66 
67 
68 namespace blaze {
69 
70 //=================================================================================================
71 //
72 // CLASS DMATDMATADDEXPR
73 //
74 //=================================================================================================
75 
76 //*************************************************************************************************
83 template< typename MT1 // Type of the left-hand side dense matrix
84  , typename MT2 // Type of the right-hand side dense matrix
85  , bool SO > // Storage order
86 class DMatDMatAddExpr : public DenseMatrix< DMatDMatAddExpr<MT1,MT2,SO>, SO >
87  , private MatMatAddExpr
88  , private Computation
89 {
90  private:
91  //**Type definitions****************************************************************************
92  typedef typename MT1::ResultType RT1;
93  typedef typename MT2::ResultType RT2;
94  typedef typename MT1::ReturnType RN1;
95  typedef typename MT2::ReturnType RN2;
96  typedef typename MT1::CompositeType CT1;
97  typedef typename MT2::CompositeType CT2;
98  typedef typename MT1::ElementType ET1;
99  typedef typename MT2::ElementType ET2;
100  //**********************************************************************************************
101 
102  //**Return type evaluation**********************************************************************
104 
109  enum { returnExpr = !IsTemporary<RN1>::value && !IsTemporary<RN2>::value };
110 
113  //**********************************************************************************************
114 
115  //**Evaluation strategy*************************************************************************
117 
123  enum { useAssign = RequiresEvaluation<MT1>::value || RequiresEvaluation<MT2>::value || !returnExpr };
124 
126  template< typename VT >
128  struct UseAssign {
129  enum { value = useAssign };
130  };
132  //**********************************************************************************************
133 
134  public:
135  //**Type definitions****************************************************************************
142 
145 
148 
150  typedef typename SelectType< IsExpression<MT1>::value, const MT1, const MT1& >::Type LeftOperand;
151 
153  typedef typename SelectType< IsExpression<MT2>::value, const MT2, const MT2& >::Type RightOperand;
154  //**********************************************************************************************
155 
156  //**ConstIterator class definition**************************************************************
160  {
161  public:
162  //**Type definitions*************************************************************************
163  typedef std::random_access_iterator_tag IteratorCategory;
168 
169  // STL iterator requirements
175 
178 
181  //*******************************************************************************************
182 
183  //**Constructor******************************************************************************
189  explicit inline ConstIterator( LeftIteratorType left, RightIteratorType right )
190  : left_ ( left ) // Iterator to the current left-hand side element
191  , right_( right ) // Iterator to the current right-hand side element
192  {}
193  //*******************************************************************************************
194 
195  //**Addition assignment operator*************************************************************
201  inline ConstIterator& operator+=( size_t inc ) {
202  left_ += inc;
203  right_ += inc;
204  return *this;
205  }
206  //*******************************************************************************************
207 
208  //**Subtraction assignment operator**********************************************************
214  inline ConstIterator& operator-=( size_t dec ) {
215  left_ -= dec;
216  right_ -= dec;
217  return *this;
218  }
219  //*******************************************************************************************
220 
221  //**Prefix increment operator****************************************************************
227  ++left_;
228  ++right_;
229  return *this;
230  }
231  //*******************************************************************************************
232 
233  //**Postfix increment operator***************************************************************
238  inline const ConstIterator operator++( int ) {
239  return ConstIterator( left_++, right_++ );
240  }
241  //*******************************************************************************************
242 
243  //**Prefix decrement operator****************************************************************
249  --left_;
250  --right_;
251  return *this;
252  }
253  //*******************************************************************************************
254 
255  //**Postfix decrement operator***************************************************************
260  inline const ConstIterator operator--( int ) {
261  return ConstIterator( left_--, right_-- );
262  }
263  //*******************************************************************************************
264 
265  //**Element access operator******************************************************************
270  inline ReturnType operator*() const {
271  return (*left_) + (*right_);
272  }
273  //*******************************************************************************************
274 
275  //**Load function****************************************************************************
280  inline IntrinsicType load() const {
281  return left_.load() + right_.load();
282  }
283  //*******************************************************************************************
284 
285  //**Equality operator************************************************************************
291  inline bool operator==( const ConstIterator& rhs ) const {
292  return left_ == rhs.left_;
293  }
294  //*******************************************************************************************
295 
296  //**Inequality operator**********************************************************************
302  inline bool operator!=( const ConstIterator& rhs ) const {
303  return left_ != rhs.left_;
304  }
305  //*******************************************************************************************
306 
307  //**Less-than operator***********************************************************************
313  inline bool operator<( const ConstIterator& rhs ) const {
314  return left_ < rhs.left_;
315  }
316  //*******************************************************************************************
317 
318  //**Greater-than operator********************************************************************
324  inline bool operator>( const ConstIterator& rhs ) const {
325  return left_ > rhs.left_;
326  }
327  //*******************************************************************************************
328 
329  //**Less-or-equal-than operator**************************************************************
335  inline bool operator<=( const ConstIterator& rhs ) const {
336  return left_ <= rhs.left_;
337  }
338  //*******************************************************************************************
339 
340  //**Greater-or-equal-than operator***********************************************************
346  inline bool operator>=( const ConstIterator& rhs ) const {
347  return left_ >= rhs.left_;
348  }
349  //*******************************************************************************************
350 
351  //**Subtraction operator*********************************************************************
357  inline DifferenceType operator-( const ConstIterator& rhs ) const {
358  return left_ - rhs.left_;
359  }
360  //*******************************************************************************************
361 
362  //**Addition operator************************************************************************
369  friend inline const ConstIterator operator+( const ConstIterator& it, size_t inc ) {
370  return ConstIterator( it.left_ + inc, it.right_ + inc );
371  }
372  //*******************************************************************************************
373 
374  //**Addition operator************************************************************************
381  friend inline const ConstIterator operator+( size_t inc, const ConstIterator& it ) {
382  return ConstIterator( it.left_ + inc, it.right_ + inc );
383  }
384  //*******************************************************************************************
385 
386  //**Subtraction operator*********************************************************************
393  friend inline const ConstIterator operator-( const ConstIterator& it, size_t dec ) {
394  return ConstIterator( it.left_ - dec, it.right_ - dec );
395  }
396  //*******************************************************************************************
397 
398  private:
399  //**Member variables*************************************************************************
402  //*******************************************************************************************
403  };
404  //**********************************************************************************************
405 
406  //**Compilation flags***************************************************************************
408  enum { vectorizable = MT1::vectorizable && MT2::vectorizable &&
411  //**********************************************************************************************
412 
413  //**Constructor*********************************************************************************
419  explicit inline DMatDMatAddExpr( const MT1& lhs, const MT2& rhs )
420  : lhs_( lhs ) // Left-hand side dense matrix of the addition expression
421  , rhs_( rhs ) // Right-hand side dense matrix of the addition expression
422  {
423  BLAZE_INTERNAL_ASSERT( lhs.rows() == rhs.rows() , "Invalid number of rows" );
424  BLAZE_INTERNAL_ASSERT( lhs.columns() == rhs.columns(), "Invalid number of columns" );
425  }
426  //**********************************************************************************************
427 
428  //**Access operator*****************************************************************************
435  inline ReturnType operator()( size_t i, size_t j ) const {
436  BLAZE_INTERNAL_ASSERT( i < lhs_.rows() , "Invalid row access index" );
437  BLAZE_INTERNAL_ASSERT( j < lhs_.columns(), "Invalid column access index" );
438  return lhs_(i,j) + rhs_(i,j);
439  }
440  //**********************************************************************************************
441 
442  //**Load function*******************************************************************************
449  inline IntrinsicType load( size_t i, size_t j ) const {
450  typedef IntrinsicTrait<ElementType> IT;
451  BLAZE_INTERNAL_ASSERT( i < lhs_.rows() , "Invalid row access index" );
452  BLAZE_INTERNAL_ASSERT( j < lhs_.columns(), "Invalid column access index" );
453  BLAZE_INTERNAL_ASSERT( !SO || ( i % IT::size == 0UL ), "Invalid row access index" );
454  BLAZE_INTERNAL_ASSERT( SO || ( j % IT::size == 0UL ), "Invalid column access index" );
455  return lhs_.load(i,j) + rhs_.load(i,j);
456  }
457  //**********************************************************************************************
458 
459  //**Begin function******************************************************************************
465  inline ConstIterator begin( size_t i ) const {
466  return ConstIterator( lhs_.begin(i), rhs_.begin(i) );
467  }
468  //**********************************************************************************************
469 
470  //**End function********************************************************************************
476  inline ConstIterator end( size_t i ) const {
477  return ConstIterator( lhs_.end(i), rhs_.end(i) );
478  }
479  //**********************************************************************************************
480 
481  //**Rows function*******************************************************************************
486  inline size_t rows() const {
487  return lhs_.rows();
488  }
489  //**********************************************************************************************
490 
491  //**Columns function****************************************************************************
496  inline size_t columns() const {
497  return lhs_.columns();
498  }
499  //**********************************************************************************************
500 
501  //**Left operand access*************************************************************************
506  inline LeftOperand leftOperand() const {
507  return lhs_;
508  }
509  //**********************************************************************************************
510 
511  //**Right operand access************************************************************************
516  inline RightOperand rightOperand() const {
517  return rhs_;
518  }
519  //**********************************************************************************************
520 
521  //**********************************************************************************************
527  template< typename T >
528  inline bool canAlias( const T* alias ) const {
529  return ( IsExpression<MT1>::value && ( RequiresEvaluation<MT1>::value ? lhs_.isAliased( alias ) : lhs_.canAlias( alias ) ) ) ||
530  ( IsExpression<MT2>::value && ( RequiresEvaluation<MT2>::value ? rhs_.isAliased( alias ) : rhs_.canAlias( alias ) ) );
531  }
532  //**********************************************************************************************
533 
534  //**********************************************************************************************
540  template< typename T >
541  inline bool isAliased( const T* alias ) const {
542  return ( lhs_.isAliased( alias ) || rhs_.isAliased( alias ) );
543  }
544  //**********************************************************************************************
545 
546  private:
547  //**Member variables****************************************************************************
550  //**********************************************************************************************
551 
552  //**Assignment to dense matrices****************************************************************
566  template< typename MT // Type of the target dense matrix
567  , bool SO2 > // Storage order of the target dense matrix
568  friend inline typename EnableIf< UseAssign<MT> >::Type
569  assign( DenseMatrix<MT,SO2>& lhs, const DMatDMatAddExpr& rhs )
570  {
572 
573  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
574  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
575 
576  if( !IsExpression<MT1>::value && (~lhs).isAliased( &rhs.lhs_ ) ) {
577  addAssign( ~lhs, rhs.rhs_ );
578  }
579  else if( !IsExpression<MT2>::value && (~lhs).isAliased( &rhs.rhs_ ) ) {
580  addAssign( ~lhs, rhs.lhs_ );
581  }
582  else {
583  assign ( ~lhs, rhs.lhs_ );
584  addAssign( ~lhs, rhs.rhs_ );
585  }
586  }
588  //**********************************************************************************************
589 
590  //**Assignment to sparse matrices***************************************************************
604  template< typename MT // Type of the target sparse matrix
605  , bool SO2 > // Storage order of the target sparse matrix
606  friend inline typename EnableIf< UseAssign<MT> >::Type
607  assign( SparseMatrix<MT,SO2>& lhs, const DMatDMatAddExpr& rhs )
608  {
610 
612 
619 
620  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
621  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
622 
623  const TmpType tmp( rhs );
624  assign( ~lhs, tmp );
625  }
627  //**********************************************************************************************
628 
629  //**Addition assignment to dense matrices*******************************************************
643  template< typename MT // Type of the target dense matrix
644  , bool SO2 > // Storage order of the target dense matrix
645  friend inline typename EnableIf< UseAssign<MT> >::Type
646  addAssign( DenseMatrix<MT,SO2>& lhs, const DMatDMatAddExpr& rhs )
647  {
649 
650  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
651  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
652 
653  addAssign( ~lhs, rhs.lhs_ );
654  addAssign( ~lhs, rhs.rhs_ );
655  }
657  //**********************************************************************************************
658 
659  //**Addition assignment to sparse matrices******************************************************
660  // No special implementation for the addition assignment to sparse matrices.
661  //**********************************************************************************************
662 
663  //**Subtraction assignment to dense matrices****************************************************
677  template< typename MT // Type of the target dense matrix
678  , bool SO2 > // Storage order of the target dense matrix
679  friend inline typename EnableIf< UseAssign<MT> >::Type
680  subAssign( DenseMatrix<MT,SO2>& lhs, const DMatDMatAddExpr& rhs )
681  {
683 
684  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
685  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
686 
687  subAssign( ~lhs, rhs.lhs_ );
688  subAssign( ~lhs, rhs.rhs_ );
689  }
691  //**********************************************************************************************
692 
693  //**Subtraction assignment to sparse matrices***************************************************
694  // No special implementation for the subtraction assignment to sparse matrices.
695  //**********************************************************************************************
696 
697  //**Multiplication assignment to dense matrices*************************************************
698  // No special implementation for the multiplication assignment to dense matrices.
699  //**********************************************************************************************
700 
701  //**Multiplication assignment to sparse matrices************************************************
702  // No special implementation for the multiplication assignment to sparse matrices.
703  //**********************************************************************************************
704 
705  //**Compile time checks*************************************************************************
711  //**********************************************************************************************
712 };
713 //*************************************************************************************************
714 
715 
716 
717 
718 //=================================================================================================
719 //
720 // GLOBAL BINARY ARITHMETIC OPERATORS
721 //
722 //=================================================================================================
723 
724 //*************************************************************************************************
751 template< typename T1 // Type of the left-hand side dense matrix
752  , typename T2 // Type of the right-hand side dense matrix
753  , bool SO > // Storage order
754 inline const DMatDMatAddExpr<T1,T2,SO>
756 {
758 
759  if( (~lhs).rows() != (~rhs).rows() || (~lhs).columns() != (~rhs).columns() )
760  throw std::invalid_argument( "Matrix sizes do not match" );
761 
762  return DMatDMatAddExpr<T1,T2,SO>( ~lhs, ~rhs );
763 }
764 //*************************************************************************************************
765 
766 
767 
768 
769 //=================================================================================================
770 //
771 // EXPRESSION TRAIT SPECIALIZATIONS
772 //
773 //=================================================================================================
774 
775 //*************************************************************************************************
777 template< typename MT1, typename MT2, bool SO >
778 struct SubmatrixExprTrait< DMatDMatAddExpr<MT1,MT2,SO> >
779 {
780  public:
781  //**********************************************************************************************
782  typedef typename AddExprTrait< typename SubmatrixExprTrait<const MT1>::Type
783  , typename SubmatrixExprTrait<const MT2>::Type >::Type Type;
784  //**********************************************************************************************
785 };
787 //*************************************************************************************************
788 
789 
790 //*************************************************************************************************
792 template< typename MT1, typename MT2, bool SO >
793 struct RowExprTrait< DMatDMatAddExpr<MT1,MT2,SO> >
794 {
795  public:
796  //**********************************************************************************************
797  typedef typename AddExprTrait< typename RowExprTrait<const MT1>::Type
798  , typename RowExprTrait<const MT2>::Type >::Type Type;
799  //**********************************************************************************************
800 };
802 //*************************************************************************************************
803 
804 
805 //*************************************************************************************************
807 template< typename MT1, typename MT2, bool SO >
808 struct ColumnExprTrait< DMatDMatAddExpr<MT1,MT2,SO> >
809 {
810  public:
811  //**********************************************************************************************
812  typedef typename AddExprTrait< typename ColumnExprTrait<const MT1>::Type
813  , typename ColumnExprTrait<const MT2>::Type >::Type Type;
814  //**********************************************************************************************
815 };
817 //*************************************************************************************************
818 
819 } // namespace blaze
820 
821 #endif
ConstIterator end(size_t i) const
Returns an iterator just past the last non-zero element of row i.
Definition: DMatDMatAddExpr.h:476
Pointer difference type of the Blaze library.
bool operator>(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:324
ConstIterator & operator++()
Pre-increment operator.
Definition: DMatDMatAddExpr.h:226
ConstIterator & operator+=(size_t inc)
Addition assignment operator.
Definition: DMatDMatAddExpr.h:201
ConstIterator(LeftIteratorType left, RightIteratorType right)
Constructor for the ConstIterator class.
Definition: DMatDMatAddExpr.h:189
RightOperand rightOperand() const
Returns the right-hand side dense matrix operand.
Definition: DMatDMatAddExpr.h:516
Evaluation of the return type of an addition expression.Via this type trait it is possible to evaluat...
Definition: AddExprTrait.h:103
PointerType pointer
Pointer return type.
Definition: DMatDMatAddExpr.h:172
ConstIterator & operator-=(size_t dec)
Subtraction assignment operator.
Definition: DMatDMatAddExpr.h:214
ptrdiff_t DifferenceType
Difference between two iterators.
Definition: DMatDMatAddExpr.h:167
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:87
bool operator<=(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:335
MT1::ElementType ET1
Element type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:98
#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
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:196
#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
ReturnType operator*() const
Direct access to the element at the current iterator position.
Definition: DMatDMatAddExpr.h:270
Header file for the ColumnExprTrait class template.
Header file for the IsSame and IsStrictlySame type traits.
IntrinsicType load(size_t i, size_t j) const
Access to the intrinsic elements of the matrix.
Definition: DMatDMatAddExpr.h:449
bool operator!=(const ConstIterator &rhs) const
Inequality comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:302
MT2::ResultType RT2
Result type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:93
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2375
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:248
MT2::ConstIterator RightIteratorType
ConstIterator type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:180
ElementType * PointerType
Pointer return type.
Definition: DMatDMatAddExpr.h:165
Header file for the AddExprTrait class template.
std::random_access_iterator_tag IteratorCategory
The iterator category.
Definition: DMatDMatAddExpr.h:163
Header file for the Computation base class.
Type relationship analysis.This class tests if the two data types A and B are equal. For this type comparison, the cv-qualifiers of both data types are ignored. If A and B are the same data type (ignoring the cv-qualifiers), then the value member enumeration is set to 1, the nested type definition Type is TrueType, and the class derives from TrueType. Otherwise value is set to 0, Type is FalseType, and the class derives from FalseType.
Definition: IsSame.h:158
Header file for the RequiresEvaluation type trait.
ResultType::ElementType ElementType
Resulting element type.
Definition: DMatDMatAddExpr.h:140
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes...
Definition: DenseMatrix.h:70
MT2::ReturnType RN2
Return type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:95
Base class for sparse matrices.The SparseMatrix class is a base class for all sparse matrix classes...
Definition: Forward.h:104
IntrinsicType load() const
Access to the intrinsic elements of the matrix.
Definition: DMatDMatAddExpr.h:280
Constraint on the data type.
Iterator over the elements of the dense matrix.
Definition: DMatDMatAddExpr.h:159
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: DMatDMatAddExpr.h:139
Constraint on the data type.
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:90
RightIteratorType right_
Iterator to the current right-hand side element.
Definition: DMatDMatAddExpr.h:401
Expression object for dense matrix-dense matrix additions.The DMatDMatAddExpr class represents the co...
Definition: DMatDMatAddExpr.h:86
MT1::ResultType RT1
Result type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:92
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 IsTemporary type trait class.
ConstIterator begin(size_t i) const
Returns an iterator to the first non-zero element of row i.
Definition: DMatDMatAddExpr.h:465
const ConstIterator operator--(int)
Post-decrement operator.
Definition: DMatDMatAddExpr.h:260
AddExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: DMatDMatAddExpr.h:112
AddTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: DMatDMatAddExpr.h:137
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2379
SelectType< useAssign, const ResultType, const DMatDMatAddExpr & >::Type CompositeType
Data type for composite expression templates.
Definition: DMatDMatAddExpr.h:147
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: DMatDMatAddExpr.h:541
ConstIterator & operator--()
Pre-decrement operator.
Definition: DMatDMatAddExpr.h:248
IntrinsicTrait< ElementType >::Type IntrinsicType
Resulting intrinsic element type.
Definition: DMatDMatAddExpr.h:141
Header file for the DenseMatrix base class.
friend const ConstIterator operator+(const ConstIterator &it, size_t inc)
Addition between a ConstIterator and an integral value.
Definition: DMatDMatAddExpr.h:369
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:179
Base class for all matrix/matrix addition expression templates.The MatMatAddExpr class serves as a ta...
Definition: MatMatAddExpr.h:65
ReferenceType reference
Reference return type.
Definition: DMatDMatAddExpr.h:173
const DenseIterator< Type > operator+(const DenseIterator< Type > &it, ptrdiff_t inc)
Addition between a DenseIterator and an integral value.
Definition: DenseIterator.h:556
MT2::CompositeType CT2
Composite type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:97
ResultType::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: DMatDMatAddExpr.h:138
bool operator<(const ConstIterator &rhs) const
Less-than comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:313
DMatDMatAddExpr(const MT1 &lhs, const MT2 &rhs)
Constructor for the DMatDMatAddExpr class.
Definition: DMatDMatAddExpr.h:419
#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.
bool operator==(const ConstIterator &rhs) const
Equality comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:291
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:2373
MT1::ConstIterator LeftIteratorType
ConstIterator type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:177
Header file for the SelectType class template.
Header file for the RowExprTrait class template.
Header file for all forward declarations for expression class templates.
RightOperand rhs_
Right-hand side dense matrix of the addition expression.
Definition: DMatDMatAddExpr.h:549
Header file for the EnableIf class template.
DifferenceType operator-(const ConstIterator &rhs) const
Calculating the number of elements between two iterators.
Definition: DMatDMatAddExpr.h:357
size_t columns() const
Returns the current number of columns of the matrix.
Definition: DMatDMatAddExpr.h:496
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: DMatDMatAddExpr.h:528
MT2::ElementType ET2
Element type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:99
Header file for the SubmatrixExprTrait class template.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2374
Intrinsic characteristics of data types.The IntrinsicTrait class template provides the intrinsic char...
Definition: IntrinsicTrait.h:648
Header file for run time assertion macros.
Base template for the AddTrait class.
Definition: AddTrait.h:141
size_t rows() const
Returns the current number of rows of the matrix.
Definition: DMatDMatAddExpr.h:486
Header file for the addition trait.
ElementType & ReferenceType
Reference return type.
Definition: DMatDMatAddExpr.h:166
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:209
Substitution Failure Is Not An Error (SFINAE) class.The EnableIf class template is an auxiliary tool ...
Definition: EnableIf.h:184
ElementType ValueType
Type of the underlying elements.
Definition: DMatDMatAddExpr.h:164
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: DMatDMatAddExpr.h:144
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:239
Header file for the MatMatAddExpr base class.
const ConstIterator operator++(int)
Post-increment operator.
Definition: DMatDMatAddExpr.h:238
MT1::CompositeType CT1
Composite type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:96
#define BLAZE_CONSTRAINT_MATRICES_MUST_HAVE_SAME_STORAGE_ORDER(T1, T2)
Constraint on the data type.In case either of the two given data types T1 or T2 is not a matrix type ...
Definition: StorageOrder.h:283
friend const ConstIterator operator+(size_t inc, const ConstIterator &it)
Addition between an integral value and a ConstIterator.
Definition: DMatDMatAddExpr.h:381
Header file for all intrinsic functionality.
SelectType< IsExpression< MT2 >::value, const MT2, const MT2 & >::Type RightOperand
Composite type of the right-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:153
LeftIteratorType left_
Iterator to the current left-hand side element.
Definition: DMatDMatAddExpr.h:400
Base class for all compute expression templates.The Computation class serves as a tag for all computa...
Definition: Computation.h:59
IteratorCategory iterator_category
The iterator category.
Definition: DMatDMatAddExpr.h:170
LeftOperand lhs_
Left-hand side dense matrix of the addition expression.
Definition: DMatDMatAddExpr.h:548
LeftOperand leftOperand() const
Returns the left-hand side dense matrix operand.
Definition: DMatDMatAddExpr.h:506
#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:2370
size_t columns(const Matrix< MT, SO > &m)
Returns the current number of columns of the matrix.
Definition: Matrix.h:154
Header file for basic type definitions.
friend const ConstIterator operator-(const ConstIterator &it, size_t dec)
Subtraction between a ConstIterator and an integral value.
Definition: DMatDMatAddExpr.h:393
bool operator>=(const ConstIterator &rhs) const
Greater-than comparison between two ConstIterator objects.
Definition: DMatDMatAddExpr.h:346
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: DMatDMatAddExpr.h:435
MT1::ReturnType RN1
Return type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:94
DifferenceType difference_type
Difference between two iterators.
Definition: DMatDMatAddExpr.h:174
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
DMatDMatAddExpr< MT1, MT2, SO > This
Type of this DMatDMatAdd instance.
Definition: DMatDMatAddExpr.h:136
SelectType< IsExpression< MT1 >::value, const MT1, const MT1 & >::Type LeftOperand
Composite type of the left-hand side dense matrix expression.
Definition: DMatDMatAddExpr.h:150
Compile time check whether the given type is an expression template.This type trait class tests wheth...
Definition: IsExpression.h:87
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.
ValueType value_type
Type of the underlying elements.
Definition: DMatDMatAddExpr.h:171