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TDMatSMatSubExpr.h
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1 //=================================================================================================
33 //=================================================================================================
34 
35 #ifndef _BLAZE_MATH_EXPRESSIONS_TDMATSMATSUBEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_TDMATSMATSUBEXPR_H_
37 
38 
39 //*************************************************************************************************
40 // Includes
41 //*************************************************************************************************
42 
43 #include <stdexcept>
66 #include <blaze/util/Assert.h>
68 #include <blaze/util/EnableIf.h>
70 #include <blaze/util/mpl/Max.h>
71 #include <blaze/util/SelectType.h>
72 #include <blaze/util/Types.h>
74 
75 
76 namespace blaze {
77 
78 //=================================================================================================
79 //
80 // CLASS TDMATSMATSUBEXPR
81 //
82 //=================================================================================================
83 
84 //*************************************************************************************************
91 template< typename MT1 // Type of the left-hand side dense matrix
92  , typename MT2 > // Type of the right-hand side sparse matrix
93 class TDMatSMatSubExpr : public DenseMatrix< TDMatSMatSubExpr<MT1,MT2>, true >
94  , private MatMatSubExpr
95  , private Computation
96 {
97  private:
98  //**Type definitions****************************************************************************
99  typedef typename MT1::ResultType RT1;
100  typedef typename MT2::ResultType RT2;
101  typedef typename MT1::ReturnType RN1;
102  typedef typename MT2::ReturnType RN2;
103  //**********************************************************************************************
104 
105  //**Return type evaluation**********************************************************************
107 
112  enum { returnExpr = !IsTemporary<RN1>::value && !IsTemporary<RN2>::value };
113 
116  //**********************************************************************************************
117 
118  //**Parallel evaluation strategy****************************************************************
120 
125  template< typename MT >
126  struct UseSMPAssign {
127  enum { value = ( !MT1::smpAssignable || !MT2::smpAssignable ) };
128  };
130  //**********************************************************************************************
131 
132  public:
133  //**Type definitions****************************************************************************
139 
142 
144  typedef const ResultType CompositeType;
145 
147  typedef typename SelectType< IsExpression<MT1>::value, const MT1, const MT1& >::Type LeftOperand;
148 
150  typedef typename SelectType< IsExpression<MT2>::value, const MT2, const MT2& >::Type RightOperand;
151  //**********************************************************************************************
152 
153  //**Compilation flags***************************************************************************
155  enum { vectorizable = 0 };
156 
158  enum { smpAssignable = 0 };
159  //**********************************************************************************************
160 
161  //**Constructor*********************************************************************************
167  explicit inline TDMatSMatSubExpr( const MT1& lhs, const MT2& rhs )
168  : lhs_( lhs ) // Left-hand side dense matrix of the subtraction expression
169  , rhs_( rhs ) // Right-hand side sparse matrix of the subtraction expression
170  {
171  BLAZE_INTERNAL_ASSERT( lhs.rows() == rhs.rows() , "Invalid number of rows" );
172  BLAZE_INTERNAL_ASSERT( lhs.columns() == rhs.columns(), "Invalid number of columns" );
173  }
174  //**********************************************************************************************
175 
176  //**Access operator*****************************************************************************
183  inline ReturnType operator()( size_t i, size_t j ) const {
184  BLAZE_INTERNAL_ASSERT( i < lhs_.rows() , "Invalid row access index" );
185  BLAZE_INTERNAL_ASSERT( j < lhs_.columns(), "Invalid column access index" );
186  return lhs_(i,j) - rhs_(i,j);
187  }
188  //**********************************************************************************************
189 
190  //**Rows function*******************************************************************************
195  inline size_t rows() const {
196  return lhs_.rows();
197  }
198  //**********************************************************************************************
199 
200  //**Columns function****************************************************************************
205  inline size_t columns() const {
206  return lhs_.columns();
207  }
208  //**********************************************************************************************
209 
210  //**Left operand access*************************************************************************
215  inline LeftOperand leftOperand() const {
216  return lhs_;
217  }
218  //**********************************************************************************************
219 
220  //**Right operand access************************************************************************
225  inline RightOperand rightOperand() const {
226  return rhs_;
227  }
228  //**********************************************************************************************
229 
230  //**********************************************************************************************
236  template< typename T >
237  inline bool canAlias( const T* alias ) const {
238  return ( IsExpression<MT1>::value && lhs_.canAlias( alias ) ) ||
239  ( rhs_.canAlias( alias ) );
240  }
241  //**********************************************************************************************
242 
243  //**********************************************************************************************
249  template< typename T >
250  inline bool isAliased( const T* alias ) const {
251  return ( lhs_.isAliased( alias ) || rhs_.isAliased( alias ) );
252  }
253  //**********************************************************************************************
254 
255  private:
256  //**Member variables****************************************************************************
259  //**********************************************************************************************
260 
261  //**Assignment to dense matrices****************************************************************
273  template< typename MT // Type of the target dense matrix
274  , bool SO2 > // Storage order of the target dense matrix
275  friend inline void assign( DenseMatrix<MT,SO2>& lhs, const TDMatSMatSubExpr& rhs )
276  {
278 
279  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
280  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
281 
282  if( !IsExpression<MT1>::value && isSame( ~lhs, rhs.lhs_ ) ) {
283  subAssign( ~lhs, rhs.rhs_ );
284  }
285  else {
286  assign ( ~lhs, rhs.lhs_ );
287  subAssign( ~lhs, rhs.rhs_ );
288  }
289  }
291  //**********************************************************************************************
292 
293  //**Assignment to sparse matrices***************************************************************
305  template< typename MT // Type of the target sparse matrix
306  , bool SO2 > // Storage order of the target sparse matrix
307  friend inline void assign( SparseMatrix<MT,SO2>& lhs, const TDMatSMatSubExpr& rhs )
308  {
310 
311  typedef typename SelectType< SO2, ResultType, OppositeType >::Type TmpType;
312 
319 
320  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
321  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
322 
323  const TmpType tmp( serial( rhs ) );
324  assign( ~lhs, tmp );
325  }
327  //**********************************************************************************************
328 
329  //**Addition assignment to dense matrices*******************************************************
342  template< typename MT // Type of the target dense matrix
343  , bool SO2 > // Storage order of the target dense matrix
344  friend inline void addAssign( DenseMatrix<MT,SO2>& lhs, const TDMatSMatSubExpr& rhs )
345  {
347 
348  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
349  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
350 
351  addAssign( ~lhs, rhs.lhs_ );
352  subAssign( ~lhs, rhs.rhs_ );
353  }
355  //**********************************************************************************************
356 
357  //**Addition assignment to sparse matrices******************************************************
358  // No special implementation for the addition assignment to sparse matrices.
359  //**********************************************************************************************
360 
361  //**Subtraction assignment to dense matrices****************************************************
374  template< typename MT // Type of the target dense matrix
375  , bool SO2 > // Storage order of the target dense matrix
376  friend inline void subAssign( DenseMatrix<MT,SO2>& lhs, const TDMatSMatSubExpr& rhs )
377  {
379 
380  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
381  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
382 
383  subAssign( ~lhs, rhs.lhs_ );
384  addAssign( ~lhs, rhs.rhs_ );
385  }
387  //**********************************************************************************************
388 
389  //**Subtraction assignment to sparse matrices***************************************************
390  // No special implementation for the subtraction assignment to sparse matrices.
391  //**********************************************************************************************
392 
393  //**Multiplication assignment to dense matrices*************************************************
394  // No special implementation for the multiplication assignment to dense matrices.
395  //**********************************************************************************************
396 
397  //**Multiplication assignment to sparse matrices************************************************
398  // No special implementation for the multiplication assignment to sparse matrices.
399  //**********************************************************************************************
400 
401  //**SMP assignment to dense matrices************************************************************
415  template< typename MT // Type of the target dense matrix
416  , bool SO2 > // Storage order of the target dense matrix
417  friend inline typename EnableIf< UseSMPAssign<MT> >::Type
418  smpAssign( DenseMatrix<MT,SO2>& lhs, const TDMatSMatSubExpr& rhs )
419  {
421 
422  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
423  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
424 
425  if( !IsExpression<MT1>::value && isSame( ~lhs, rhs.lhs_ ) ) {
426  smpSubAssign( ~lhs, rhs.rhs_ );
427  }
428  else {
429  smpAssign ( ~lhs, rhs.lhs_ );
430  smpSubAssign( ~lhs, rhs.rhs_ );
431  }
432  }
434  //**********************************************************************************************
435 
436  //**SMP assignment to sparse matrices***********************************************************
450  template< typename MT // Type of the target sparse matrix
451  , bool SO2 > // Storage order of the target sparse matrix
452  friend inline typename EnableIf< UseSMPAssign<MT> >::Type
453  smpAssign( SparseMatrix<MT,SO2>& lhs, const TDMatSMatSubExpr& rhs )
454  {
456 
457  typedef typename SelectType< SO2, ResultType, OppositeType >::Type TmpType;
458 
465 
466  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
467  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
468 
469  const TmpType tmp( rhs );
470  smpAssign( ~lhs, tmp );
471  }
473  //**********************************************************************************************
474 
475  //**SMP addition assignment to dense matrices***************************************************
490  template< typename MT // Type of the target dense matrix
491  , bool SO2 > // Storage order of the target dense matrix
492  friend inline typename EnableIf< UseSMPAssign<MT> >::Type
493  smpAddAssign( DenseMatrix<MT,SO2>& lhs, const TDMatSMatSubExpr& rhs )
494  {
496 
497  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
498  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
499 
500  smpAddAssign( ~lhs, rhs.lhs_ );
501  smpSubAssign( ~lhs, rhs.rhs_ );
502  }
504  //**********************************************************************************************
505 
506  //**SMP addition assignment to sparse matrices**************************************************
507  // No special implementation for the SMP addition assignment to sparse matrices.
508  //**********************************************************************************************
509 
510  //**SMP subtraction assignment to dense matrices************************************************
525  template< typename MT // Type of the target dense matrix
526  , bool SO2 > // Storage order of the target dense matrix
527  friend inline typename EnableIf< UseSMPAssign<MT> >::Type
528  smpSubAssign( DenseMatrix<MT,SO2>& lhs, const TDMatSMatSubExpr& rhs )
529  {
531 
532  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
533  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
534 
535  smpSubAssign( ~lhs, rhs.lhs_ );
536  smpAddAssign( ~lhs, rhs.rhs_ );
537  }
539  //**********************************************************************************************
540 
541  //**SMP subtraction assignment to sparse matrices***********************************************
542  // No special implementation for the SMP subtraction assignment to sparse matrices.
543  //**********************************************************************************************
544 
545  //**SMP multiplication assignment to dense matrices*********************************************
546  // No special implementation for the SMP multiplication assignment to dense matrices.
547  //**********************************************************************************************
548 
549  //**SMP multiplication assignment to sparse matrices********************************************
550  // No special implementation for the SMP multiplication assignment to sparse matrices.
551  //**********************************************************************************************
552 
553  //**Compile time checks*************************************************************************
561  //**********************************************************************************************
562 };
563 //*************************************************************************************************
564 
565 
566 
567 
568 //=================================================================================================
569 //
570 // GLOBAL BINARY ARITHMETIC OPERATORS
571 //
572 //=================================================================================================
573 
574 //*************************************************************************************************
605 template< typename T1 // Type of the left-hand side dense matrix
606  , typename T2 > // Type of the right-hand side sparse matrix
607 inline const TDMatSMatSubExpr<T1,T2>
609 {
611 
612  if( (~lhs).rows() != (~rhs).rows() || (~lhs).columns() != (~rhs).columns() )
613  throw std::invalid_argument( "Matrix sizes do not match" );
614 
615  return TDMatSMatSubExpr<T1,T2>( ~lhs, ~rhs );
616 }
617 //*************************************************************************************************
618 
619 
620 
621 
622 //=================================================================================================
623 //
624 // GLOBAL RESTRUCTURING BINARY ARITHMETIC OPERATORS
625 //
626 //=================================================================================================
627 
628 //*************************************************************************************************
641 template< typename T1 // Type of the dense matrix of the left-hand side expression
642  , typename T2 // Type of the sparse matrix of the left-hand side expression
643  , typename T3 // Type of the right-hand side dense matrix
644  , bool SO > // Storage order of the right-hand side dense matrix
645 inline const typename AddExprTrait< TDMatSMatSubExpr<T1,T2>, T3 >::Type
646  operator+( const TDMatSMatSubExpr<T1,T2>& lhs, const DenseMatrix<T3,SO>& rhs )
647 {
649 
650  return ( lhs.leftOperand() + (~rhs) ) - lhs.rightOperand();
651 }
653 //*************************************************************************************************
654 
655 
656 //*************************************************************************************************
669 template< typename T1 // Type of the dense matrix of the left-hand side expression
670  , typename T2 // Type of the sparse matrix of the left-hand side expression
671  , typename T3 // Type of the right-hand side dense matrix
672  , bool SO > // Storage order of the right-hand side dense matrix
673 inline const typename SubExprTrait< TDMatSMatSubExpr<T1,T2>, T3 >::Type
674  operator-( const TDMatSMatSubExpr<T1,T2>& lhs, const DenseMatrix<T3,SO>& rhs )
675 {
677 
678  return ( lhs.leftOperand() - (~rhs) ) - lhs.rightOperand();
679 }
681 //*************************************************************************************************
682 
683 
684 
685 
686 //=================================================================================================
687 //
688 // ROWS SPECIALIZATIONS
689 //
690 //=================================================================================================
691 
692 //*************************************************************************************************
694 template< typename MT1, typename MT2 >
695 struct Rows< TDMatSMatSubExpr<MT1,MT2> >
696  : public Max< Rows<MT1>, Rows<MT2> >::Type
697 {};
699 //*************************************************************************************************
700 
701 
702 
703 
704 //=================================================================================================
705 //
706 // COLUMNS SPECIALIZATIONS
707 //
708 //=================================================================================================
709 
710 //*************************************************************************************************
712 template< typename MT1, typename MT2 >
713 struct Columns< TDMatSMatSubExpr<MT1,MT2> >
714  : public Max< Columns<MT1>, Columns<MT2> >::Type
715 {};
717 //*************************************************************************************************
718 
719 
720 
721 
722 //=================================================================================================
723 //
724 // ISSYMMETRIC SPECIALIZATIONS
725 //
726 //=================================================================================================
727 
728 //*************************************************************************************************
730 template< typename MT1, typename MT2 >
731 struct IsSymmetric< TDMatSMatSubExpr<MT1,MT2> >
732  : public IsTrue< IsSymmetric<MT1>::value && IsSymmetric<MT2>::value >
733 {};
735 //*************************************************************************************************
736 
737 
738 
739 
740 //=================================================================================================
741 //
742 // ISLOWER SPECIALIZATIONS
743 //
744 //=================================================================================================
745 
746 //*************************************************************************************************
748 template< typename MT1, typename MT2 >
749 struct IsLower< TDMatSMatSubExpr<MT1,MT2> >
750  : public IsTrue< IsLower<MT1>::value && IsLower<MT2>::value >
751 {};
753 //*************************************************************************************************
754 
755 
756 
757 
758 //=================================================================================================
759 //
760 // ISUPPER SPECIALIZATIONS
761 //
762 //=================================================================================================
763 
764 //*************************************************************************************************
766 template< typename MT1, typename MT2 >
767 struct IsUpper< TDMatSMatSubExpr<MT1,MT2> >
768  : public IsTrue< IsUpper<MT1>::value && IsUpper<MT2>::value >
769 {};
771 //*************************************************************************************************
772 
773 
774 
775 
776 //=================================================================================================
777 //
778 // EXPRESSION TRAIT SPECIALIZATIONS
779 //
780 //=================================================================================================
781 
782 //*************************************************************************************************
784 template< typename MT1, typename MT2, typename MT3 >
785 struct DMatDMatAddExprTrait< TDMatSMatSubExpr<MT1,MT2>, MT3 >
786 {
787  public:
788  //**********************************************************************************************
790  typedef typename SelectType< IsDenseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
791  IsSparseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value &&
792  IsDenseMatrix<MT3>::value && IsRowMajorMatrix<MT3>::value
793  , typename DMatSMatSubExprTrait< typename TDMatDMatAddExprTrait<MT1,MT3>::Type, MT2 >::Type
794  , INVALID_TYPE >::Type Type;
796  //**********************************************************************************************
797 };
799 //*************************************************************************************************
800 
801 
802 //*************************************************************************************************
804 template< typename MT1, typename MT2, typename MT3 >
805 struct DMatTDMatAddExprTrait< TDMatSMatSubExpr<MT1,MT2>, MT3 >
806 {
807  public:
808  //**********************************************************************************************
810  typedef typename SelectType< IsDenseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
811  IsSparseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value &&
812  IsDenseMatrix<MT3>::value && IsColumnMajorMatrix<MT3>::value
813  , typename TDMatSMatSubExprTrait< typename TDMatTDMatAddExprTrait<MT1,MT3>::Type, MT2 >::Type
814  , INVALID_TYPE >::Type Type;
816  //**********************************************************************************************
817 };
819 //*************************************************************************************************
820 
821 
822 //*************************************************************************************************
824 template< typename MT1, typename MT2, typename MT3 >
825 struct DMatDMatSubExprTrait< TDMatSMatSubExpr<MT1,MT2>, MT3 >
826 {
827  public:
828  //**********************************************************************************************
830  typedef typename SelectType< IsDenseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
831  IsSparseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value &&
832  IsDenseMatrix<MT3>::value && IsRowMajorMatrix<MT3>::value
833  , typename DMatSMatSubExprTrait< typename TDMatDMatSubExprTrait<MT1,MT3>::Type, MT2 >::Type
834  , INVALID_TYPE >::Type Type;
836  //**********************************************************************************************
837 };
839 //*************************************************************************************************
840 
841 
842 //*************************************************************************************************
844 template< typename MT1, typename MT2, typename MT3 >
845 struct DMatTDMatSubExprTrait< TDMatSMatSubExpr<MT1,MT2>, MT3 >
846 {
847  public:
848  //**********************************************************************************************
850  typedef typename SelectType< IsDenseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
851  IsSparseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value &&
852  IsDenseMatrix<MT3>::value && IsColumnMajorMatrix<MT3>::value
853  , typename TDMatSMatSubExprTrait< typename TDMatTDMatSubExprTrait<MT1,MT3>::Type, MT2 >::Type
854  , INVALID_TYPE >::Type Type;
856  //**********************************************************************************************
857 };
859 //*************************************************************************************************
860 
861 
862 //*************************************************************************************************
864 template< typename MT1, typename MT2, bool AF >
865 struct SubmatrixExprTrait< TDMatSMatSubExpr<MT1,MT2>, AF >
866 {
867  public:
868  //**********************************************************************************************
869  typedef typename SubExprTrait< typename SubmatrixExprTrait<const MT1,AF>::Type
870  , typename SubmatrixExprTrait<const MT2,AF>::Type >::Type Type;
871  //**********************************************************************************************
872 };
874 //*************************************************************************************************
875 
876 
877 //*************************************************************************************************
879 template< typename MT1, typename MT2 >
880 struct RowExprTrait< TDMatSMatSubExpr<MT1,MT2> >
881 {
882  public:
883  //**********************************************************************************************
884  typedef typename SubExprTrait< typename RowExprTrait<const MT1>::Type
885  , typename RowExprTrait<const MT2>::Type >::Type Type;
886  //**********************************************************************************************
887 };
889 //*************************************************************************************************
890 
891 
892 //*************************************************************************************************
894 template< typename MT1, typename MT2 >
895 struct ColumnExprTrait< TDMatSMatSubExpr<MT1,MT2> >
896 {
897  public:
898  //**********************************************************************************************
899  typedef typename SubExprTrait< typename ColumnExprTrait<const MT1>::Type
900  , typename ColumnExprTrait<const MT2>::Type >::Type Type;
901  //**********************************************************************************************
902 };
904 //*************************************************************************************************
905 
906 } // namespace blaze
907 
908 #endif
RightOperand rightOperand() const
Returns the right-hand side sparse matrix operand.
Definition: TDMatSMatSubExpr.h:225
Constraint on the data type.
MT2::ReturnType RN2
Return type of the right-hand side sparse matrix expression.
Definition: TDMatSMatSubExpr.h:102
Header file for the Max class template.
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: TDMatSMatSubExpr.h:137
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:87
Header file for the Rows type trait.
Header file for the subtraction trait.
const ResultType CompositeType
Data type for composite expression templates.
Definition: TDMatSMatSubExpr.h:144
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:205
TDMatSMatSubExpr< MT1, MT2 > This
Type of this TDMatSMatSubExpr instance.
Definition: TDMatSMatSubExpr.h:134
#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
BLAZE_ALWAYS_INLINE bool isSame(const Matrix< MT1, SO1 > &a, const Matrix< MT2, SO2 > &b)
Returns whether the two given matrices represent the same observable state.
Definition: Matrix.h:946
Header file for the ColumnExprTrait class template.
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2478
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:257
Header file for the AddExprTrait class template.
const DMatSerialExpr< MT, SO > serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:695
Header file for the Computation base class.
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.
ResultType::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: TDMatSMatSubExpr.h:136
ResultType::ElementType ElementType
Resulting element type.
Definition: TDMatSMatSubExpr.h:138
Constraint on the data type.
Constraint on the data type.
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.
Header file for the IsSymmetric type trait.
SubExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: TDMatSMatSubExpr.h:115
MT2::ResultType RT2
Result type of the right-hand side sparse matrix expression.
Definition: TDMatSMatSubExpr.h:100
SelectType< IsExpression< MT1 >::value, const MT1, const MT1 & >::Type LeftOperand
Composite type of the left-hand side dense matrix expression.
Definition: TDMatSMatSubExpr.h:147
#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
LeftOperand lhs_
Left-hand side dense matrix of the subtraction expression.
Definition: TDMatSMatSubExpr.h:257
MT1::ReturnType RN1
Return type of the left-hand side dense matrix expression.
Definition: TDMatSMatSubExpr.h:101
Header file for the DenseMatrix base class.
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.
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: TDMatSMatSubExpr.h:250
Header file for the MatMatSubExpr base class.
const DenseIterator< Type > operator+(const DenseIterator< Type > &it, ptrdiff_t inc)
Addition between a DenseIterator and an integral value.
Definition: DenseIterator.h:556
Header file for the IsLower type trait.
#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
size_t columns() const
Returns the current number of columns of the matrix.
Definition: TDMatSMatSubExpr.h:205
Constraints on the storage order of matrix types.
Evaluation of the return type of a subtraction expression.Via this type trait it is possible to evalu...
Definition: SubExprTrait.h:104
size_t rows() const
Returns the current number of rows of the matrix.
Definition: TDMatSMatSubExpr.h:195
Header file for the SelectType class template.
Header file for the RowExprTrait class template.
Header file for all forward declarations for expression class templates.
TDMatSMatSubExpr(const MT1 &lhs, const MT2 &rhs)
Constructor for the TDMatSMatSubExpr class.
Definition: TDMatSMatSubExpr.h:167
Header file for the EnableIf class template.
Header file for the serial shim.
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.
#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
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2477
LeftOperand leftOperand() const
Returns the left-hand side transpose dense matrix operand.
Definition: TDMatSMatSubExpr.h:215
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
SubTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: TDMatSMatSubExpr.h:135
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
const DenseIterator< Type > operator-(const DenseIterator< Type > &it, ptrdiff_t inc)
Subtraction between a DenseIterator and an integral value.
Definition: DenseIterator.h:585
SelectType< IsExpression< MT2 >::value, const MT2, const MT2 & >::Type RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: TDMatSMatSubExpr.h:150
#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
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
#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:2473
Header file for the IsTrue value trait.
MT1::ResultType RT1
Result type of the left-hand side dense matrix expression.
Definition: TDMatSMatSubExpr.h:99
RightOperand rhs_
Right-hand side sparse matrix of the subtraction expression.
Definition: TDMatSMatSubExpr.h:258
Header file for basic type definitions.
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: TDMatSMatSubExpr.h:237
#define BLAZE_CONSTRAINT_MUST_FORM_VALID_MATMATSUBEXPR(T1, T2)
Constraint on the data type.In case the given data types T1 and T2 do not form a valid matrix/matrix ...
Definition: MatMatSubExpr.h:165
Base template for the SubTrait class.
Definition: SubTrait.h:142
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: TDMatSMatSubExpr.h:141
Header file for the IsUpper type trait.
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: TDMatSMatSubExpr.h:183
Header file for the SubExprTrait class template.
#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
Expression object for transpose dense matrix-sparse matrix subtractions.The TDMatSMatSubExpr class re...
Definition: Forward.h:129
#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
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.
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