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SMatTDMatSubExpr.h
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1 //=================================================================================================
33 //=================================================================================================
34 
35 #ifndef _BLAZE_MATH_EXPRESSIONS_SMATTDMATSUBEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SMATTDMATSUBEXPR_H_
37 
38 
39 //*************************************************************************************************
40 // Includes
41 //*************************************************************************************************
42 
43 #include <stdexcept>
70 #include <blaze/util/Assert.h>
72 #include <blaze/util/EnableIf.h>
74 #include <blaze/util/mpl/Max.h>
75 #include <blaze/util/SelectType.h>
76 #include <blaze/util/Types.h>
78 
79 
80 namespace blaze {
81 
82 //=================================================================================================
83 //
84 // CLASS SMATTDMATSUBEXPR
85 //
86 //=================================================================================================
87 
88 //*************************************************************************************************
95 template< typename MT1 // Type of the left-hand side sparse matrix
96  , typename MT2 > // Type of the right-hand side dense matrix
97 class SMatTDMatSubExpr : public DenseMatrix< SMatTDMatSubExpr<MT1,MT2>, true >
98  , private MatMatSubExpr
99  , private Computation
100 {
101  private:
102  //**Type definitions****************************************************************************
103  typedef typename MT1::ResultType RT1;
104  typedef typename MT2::ResultType RT2;
105  typedef typename MT1::ReturnType RN1;
106  typedef typename MT2::ReturnType RN2;
107  //**********************************************************************************************
108 
109  //**Return type evaluation**********************************************************************
111 
116  enum { returnExpr = !IsTemporary<RN1>::value && !IsTemporary<RN2>::value };
117 
120  //**********************************************************************************************
121 
122  //**Parallel evaluation strategy****************************************************************
124 
129  template< typename MT >
130  struct UseSMPAssign {
131  enum { value = ( !MT1::smpAssignable || !MT2::smpAssignable ) };
132  };
134  //**********************************************************************************************
135 
136  public:
137  //**Type definitions****************************************************************************
143 
146 
148  typedef const ResultType CompositeType;
149 
151  typedef typename SelectType< IsExpression<MT1>::value, const MT1, const MT1& >::Type LeftOperand;
152 
154  typedef typename SelectType< IsExpression<MT2>::value, const MT2, const MT2& >::Type RightOperand;
155  //**********************************************************************************************
156 
157  //**Compilation flags***************************************************************************
159  enum { vectorizable = 0 };
160 
162  enum { smpAssignable = 0 };
163  //**********************************************************************************************
164 
165  //**Constructor*********************************************************************************
171  explicit inline SMatTDMatSubExpr( const MT1& lhs, const MT2& rhs )
172  : lhs_( lhs ) // Left-hand side sparse matrix of the subtraction expression
173  , rhs_( rhs ) // Right-hand side dense matrix of the subtraction expression
174  {
175  BLAZE_INTERNAL_ASSERT( lhs.rows() == rhs.rows() , "Invalid number of rows" );
176  BLAZE_INTERNAL_ASSERT( lhs.columns() == rhs.columns(), "Invalid number of columns" );
177  }
178  //**********************************************************************************************
179 
180  //**Access operator*****************************************************************************
187  inline ReturnType operator()( size_t i, size_t j ) const {
188  BLAZE_INTERNAL_ASSERT( i < lhs_.rows() , "Invalid row access index" );
189  BLAZE_INTERNAL_ASSERT( j < lhs_.columns(), "Invalid column access index" );
190  return lhs_(i,j) - rhs_(i,j);
191  }
192  //**********************************************************************************************
193 
194  //**Rows function*******************************************************************************
199  inline size_t rows() const {
200  return lhs_.rows();
201  }
202  //**********************************************************************************************
203 
204  //**Columns function****************************************************************************
209  inline size_t columns() const {
210  return lhs_.columns();
211  }
212  //**********************************************************************************************
213 
214  //**Left operand access*************************************************************************
219  inline LeftOperand leftOperand() const {
220  return lhs_;
221  }
222  //**********************************************************************************************
223 
224  //**Right operand access************************************************************************
229  inline RightOperand rightOperand() const {
230  return rhs_;
231  }
232  //**********************************************************************************************
233 
234  //**********************************************************************************************
240  template< typename T >
241  inline bool canAlias( const T* alias ) const {
242  return ( lhs_.canAlias( alias ) ) ||
243  ( IsExpression<MT2>::value && rhs_.canAlias( alias ) );
244  }
245  //**********************************************************************************************
246 
247  //**********************************************************************************************
253  template< typename T >
254  inline bool isAliased( const T* alias ) const {
255  return lhs_.isAliased( alias ) && rhs_.isAliased( alias );
256  }
257  //**********************************************************************************************
258 
259  private:
260  //**Member variables****************************************************************************
263  //**********************************************************************************************
264 
265  //**Assignment to dense matrices****************************************************************
277  template< typename MT // Type of the target dense matrix
278  , bool SO2 > // Storage order of the target dense matrix
279  friend inline void assign( DenseMatrix<MT,SO2>& lhs, const SMatTDMatSubExpr& rhs )
280  {
282 
283  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
284  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
285 
286  assign ( ~lhs, -rhs.rhs_ );
287  addAssign( ~lhs, rhs.lhs_ );
288  }
290  //**********************************************************************************************
291 
292  //**Assignment to sparse matrices***************************************************************
304  template< typename MT // Type of the target sparse matrix
305  , bool SO2 > // Storage order of the target sparse matrix
306  friend inline void assign( SparseMatrix<MT,SO2>& lhs, const SMatTDMatSubExpr& rhs )
307  {
309 
310  typedef typename SelectType< SO2, ResultType, OppositeType >::Type TmpType;
311 
318 
319  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
320  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
321 
322  const TmpType tmp( serial( rhs ) );
323  assign( ~lhs, tmp );
324  }
326  //**********************************************************************************************
327 
328  //**Addition assignment to dense matrices*******************************************************
341  template< typename MT // Type of the target dense matrix
342  , bool SO2 > // Storage order of the target dense matrix
343  friend inline void addAssign( DenseMatrix<MT,SO2>& lhs, const SMatTDMatSubExpr& rhs )
344  {
346 
347  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
348  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
349 
350  subAssign( ~lhs, rhs.rhs_ );
351  addAssign( ~lhs, rhs.lhs_ );
352  }
354  //**********************************************************************************************
355 
356  //**Addition assignment to sparse matrices******************************************************
357  // No special implementation for the addition assignment to sparse matrices.
358  //**********************************************************************************************
359 
360  //**Subtraction assignment to dense matrices****************************************************
373  template< typename MT // Type of the target dense matrix
374  , bool SO2 > // Storage order of the target dense matrix
375  friend inline void subAssign( DenseMatrix<MT,SO2>& lhs, const SMatTDMatSubExpr& rhs )
376  {
378 
379  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
380  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
381 
382  addAssign( ~lhs, rhs.rhs_ );
383  subAssign( ~lhs, rhs.lhs_ );
384  }
386  //**********************************************************************************************
387 
388  //**Subtraction assignment to sparse matrices***************************************************
389  // No special implementation for the subtraction assignment to sparse matrices.
390  //**********************************************************************************************
391 
392  //**Multiplication assignment to dense matrices*************************************************
393  // No special implementation for the multiplication assignment to dense matrices.
394  //**********************************************************************************************
395 
396  //**Multiplication assignment to sparse matrices************************************************
397  // No special implementation for the multiplication assignment to sparse matrices.
398  //**********************************************************************************************
399 
400  //**SMP assignment to dense matrices************************************************************
414  template< typename MT // Type of the target dense matrix
415  , bool SO2 > // Storage order of the target dense matrix
416  friend inline typename EnableIf< UseSMPAssign<MT> >::Type
417  smpAssign( DenseMatrix<MT,SO2>& lhs, const SMatTDMatSubExpr& rhs )
418  {
420 
421  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
422  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
423 
424  smpAssign ( ~lhs, -rhs.rhs_ );
425  smpAddAssign( ~lhs, rhs.lhs_ );
426  }
428  //**********************************************************************************************
429 
430  //**SMP assignment to sparse matrices***********************************************************
444  template< typename MT // Type of the target sparse matrix
445  , bool SO2 > // Storage order of the target sparse matrix
446  friend inline typename EnableIf< UseSMPAssign<MT> >::Type
447  smpAssign( SparseMatrix<MT,SO2>& lhs, const SMatTDMatSubExpr& rhs )
448  {
450 
451  typedef typename SelectType< SO2, ResultType, OppositeType >::Type TmpType;
452 
459 
460  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
461  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
462 
463  const TmpType tmp( rhs );
464  smpAssign( ~lhs, tmp );
465  }
467  //**********************************************************************************************
468 
469  //**SMP addition assignment to dense matrices***************************************************
484  template< typename MT // Type of the target dense matrix
485  , bool SO2 > // Storage order of the target dense matrix
486  friend inline typename EnableIf< UseSMPAssign<MT> >::Type
487  smpAddAssign( DenseMatrix<MT,SO2>& lhs, const SMatTDMatSubExpr& rhs )
488  {
490 
491  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
492  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
493 
494  smpSubAssign( ~lhs, rhs.rhs_ );
495  smpAddAssign( ~lhs, rhs.lhs_ );
496  }
498  //**********************************************************************************************
499 
500  //**SMP addition assignment to sparse matrices**************************************************
501  // No special implementation for the SMP addition assignment to sparse matrices.
502  //**********************************************************************************************
503 
504  //**SMP subtraction assignment to dense matrices************************************************
519  template< typename MT // Type of the target dense matrix
520  , bool SO2 > // Storage order of the target dense matrix
521  friend inline typename EnableIf< UseSMPAssign<MT> >::Type
522  smpSubAssign( DenseMatrix<MT,SO2>& lhs, const SMatTDMatSubExpr& rhs )
523  {
525 
526  BLAZE_INTERNAL_ASSERT( (~lhs).rows() == rhs.rows() , "Invalid number of rows" );
527  BLAZE_INTERNAL_ASSERT( (~lhs).columns() == rhs.columns(), "Invalid number of columns" );
528 
529  smpAddAssign( ~lhs, rhs.rhs_ );
530  smpSubAssign( ~lhs, rhs.lhs_ );
531  }
533  //**********************************************************************************************
534 
535  //**SMP subtraction assignment to sparse matrices***********************************************
536  // No special implementation for the SMP subtraction assignment to sparse matrices.
537  //**********************************************************************************************
538 
539  //**SMP multiplication assignment to dense matrices*********************************************
540  // No special implementation for the SMP multiplication assignment to dense matrices.
541  //**********************************************************************************************
542 
543  //**SMP multiplication assignment to sparse matrices********************************************
544  // No special implementation for the SMP multiplication assignment to sparse matrices.
545  //**********************************************************************************************
546 
547  //**Compile time checks*************************************************************************
555  //**********************************************************************************************
556 };
557 //*************************************************************************************************
558 
559 
560 
561 
562 //=================================================================================================
563 //
564 // GLOBAL BINARY ARITHMETIC OPERATORS
565 //
566 //=================================================================================================
567 
568 //*************************************************************************************************
599 template< typename T1 // Type of the left-hand side sparse matrix
600  , typename T2 > // Type of the right-hand side dense matrix
601 inline const SMatTDMatSubExpr<T1,T2>
603 {
605 
606  if( (~lhs).rows() != (~rhs).rows() || (~lhs).columns() != (~rhs).columns() )
607  throw std::invalid_argument( "Matrix sizes do not match" );
608 
609  return SMatTDMatSubExpr<T1,T2>( ~lhs, ~rhs );
610 }
611 //*************************************************************************************************
612 
613 
614 
615 
616 //=================================================================================================
617 //
618 // GLOBAL RESTRUCTURING BINARY ARITHMETIC OPERATORS
619 //
620 //=================================================================================================
621 
622 //*************************************************************************************************
635 template< typename T1 // Type of the sparse matrix of the left-hand side expression
636  , typename T2 // Type of the dense matrix of the left-hand side expression
637  , typename T3 // Type of the right-hand side dense matrix
638  , bool SO > // Storage order of the right-hand side dense matrix
639 inline const typename AddExprTrait< SMatTDMatSubExpr<T1,T2>, T3 >::Type
640  operator+( const SMatTDMatSubExpr<T1,T2>& lhs, const DenseMatrix<T3,SO>& rhs )
641 {
643 
644  return ( (~rhs) - lhs.rightOperand() ) + lhs.leftOperand();
645 }
647 //*************************************************************************************************
648 
649 
650 //*************************************************************************************************
663 template< typename T1 // Type of the sparse matrix of the left-hand side expression
664  , typename T2 // Type of the dense matrix of the left-hand side expression
665  , typename T3 // Type of the right-hand side dense matrix
666  , bool SO > // Storage order of the right-hand side dense matrix
667 inline const typename SubExprTrait< SMatTDMatSubExpr<T1,T2>, T3 >::Type
668  operator-( const SMatTDMatSubExpr<T1,T2>& lhs, const DenseMatrix<T3,SO>& rhs )
669 {
671 
672  return lhs.leftOperand() - ( lhs.rightOperand() + (~rhs) );
673 }
675 //*************************************************************************************************
676 
677 
678 
679 
680 //=================================================================================================
681 //
682 // ROWS SPECIALIZATIONS
683 //
684 //=================================================================================================
685 
686 //*************************************************************************************************
688 template< typename MT1, typename MT2 >
689 struct Rows< SMatTDMatSubExpr<MT1,MT2> >
690  : public Max< Rows<MT1>, Rows<MT2> >::Type
691 {};
693 //*************************************************************************************************
694 
695 
696 
697 
698 //=================================================================================================
699 //
700 // COLUMNS SPECIALIZATIONS
701 //
702 //=================================================================================================
703 
704 //*************************************************************************************************
706 template< typename MT1, typename MT2 >
707 struct Columns< SMatTDMatSubExpr<MT1,MT2> >
708  : public Max< Columns<MT1>, Columns<MT2> >::Type
709 {};
711 //*************************************************************************************************
712 
713 
714 
715 
716 //=================================================================================================
717 //
718 // ISSYMMETRIC SPECIALIZATIONS
719 //
720 //=================================================================================================
721 
722 //*************************************************************************************************
724 template< typename MT1, typename MT2 >
725 struct IsSymmetric< SMatTDMatSubExpr<MT1,MT2> >
726  : public IsTrue< IsSymmetric<MT1>::value && IsSymmetric<MT2>::value >
727 {};
729 //*************************************************************************************************
730 
731 
732 
733 
734 //=================================================================================================
735 //
736 // ISLOWER SPECIALIZATIONS
737 //
738 //=================================================================================================
739 
740 //*************************************************************************************************
742 template< typename MT1, typename MT2 >
743 struct IsLower< SMatTDMatSubExpr<MT1,MT2> >
744  : public IsTrue< IsLower<MT1>::value && IsLower<MT2>::value >
745 {};
747 //*************************************************************************************************
748 
749 
750 
751 
752 //=================================================================================================
753 //
754 // ISUPPER SPECIALIZATIONS
755 //
756 //=================================================================================================
757 
758 //*************************************************************************************************
760 template< typename MT1, typename MT2 >
761 struct IsUpper< SMatTDMatSubExpr<MT1,MT2> >
762  : public IsTrue< IsUpper<MT1>::value && IsUpper<MT2>::value >
763 {};
765 //*************************************************************************************************
766 
767 
768 
769 
770 //=================================================================================================
771 //
772 // EXPRESSION TRAIT SPECIALIZATIONS
773 //
774 //=================================================================================================
775 
776 //*************************************************************************************************
778 template< typename MT1, typename MT2, typename MT3 >
779 struct DMatDMatAddExprTrait< SMatTDMatSubExpr<MT1,MT2>, MT3 >
780 {
781  public:
782  //**********************************************************************************************
784  typedef typename SelectType< IsSparseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
785  IsDenseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value &&
786  IsDenseMatrix<MT3>::value && IsRowMajorMatrix<MT3>::value
787  , typename DMatSMatAddExprTrait< typename DMatTDMatSubExprTrait<MT3,MT2>::Type, MT1 >::Type
788  , INVALID_TYPE >::Type Type;
790  //**********************************************************************************************
791 };
793 //*************************************************************************************************
794 
795 
796 //*************************************************************************************************
798 template< typename MT1, typename MT2, typename MT3 >
799 struct DMatTDMatAddExprTrait< SMatTDMatSubExpr<MT1,MT2>, MT3 >
800 {
801  public:
802  //**********************************************************************************************
804  typedef typename SelectType< IsSparseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
805  IsDenseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value &&
806  IsDenseMatrix<MT3>::value && IsColumnMajorMatrix<MT3>::value
807  , typename TDMatSMatAddExprTrait< typename TDMatTDMatSubExprTrait<MT3,MT2>::Type, MT1 >::Type
808  , INVALID_TYPE >::Type Type;
810  //**********************************************************************************************
811 };
813 //*************************************************************************************************
814 
815 
816 //*************************************************************************************************
818 template< typename MT1, typename MT2, typename MT3 >
819 struct DMatDMatSubExprTrait< SMatTDMatSubExpr<MT1,MT2>, MT3 >
820 {
821  public:
822  //**********************************************************************************************
824  typedef typename SelectType< IsSparseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
825  IsDenseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value &&
826  IsDenseMatrix<MT3>::value && IsRowMajorMatrix<MT3>::value
827  , typename SMatDMatSubExprTrait< MT1, typename TDMatDMatAddExprTrait<MT2,MT3>::Type >::Type
828  , INVALID_TYPE >::Type Type;
830  //**********************************************************************************************
831 };
833 //*************************************************************************************************
834 
835 
836 //*************************************************************************************************
838 template< typename MT1, typename MT2, typename MT3 >
839 struct DMatTDMatSubExprTrait< SMatTDMatSubExpr<MT1,MT2>, MT3 >
840 {
841  public:
842  //**********************************************************************************************
844  typedef typename SelectType< IsSparseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
845  IsDenseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value &&
846  IsDenseMatrix<MT3>::value && IsColumnMajorMatrix<MT3>::value
847  , typename SMatTDMatSubExprTrait< MT1, typename TDMatTDMatAddExprTrait<MT2,MT3>::Type >::Type
848  , INVALID_TYPE >::Type Type;
850  //**********************************************************************************************
851 };
853 //*************************************************************************************************
854 
855 
856 //*************************************************************************************************
858 template< typename MT1, typename MT2, bool AF >
859 struct SubmatrixExprTrait< SMatTDMatSubExpr<MT1,MT2>, AF >
860 {
861  public:
862  //**********************************************************************************************
863  typedef typename SubExprTrait< typename SubmatrixExprTrait<const MT1,AF>::Type
864  , typename SubmatrixExprTrait<const MT2,AF>::Type >::Type Type;
865  //**********************************************************************************************
866 };
868 //*************************************************************************************************
869 
870 
871 //*************************************************************************************************
873 template< typename MT1, typename MT2 >
874 struct RowExprTrait< SMatTDMatSubExpr<MT1,MT2> >
875 {
876  public:
877  //**********************************************************************************************
878  typedef typename SubExprTrait< typename RowExprTrait<const MT1>::Type
879  , typename RowExprTrait<const MT2>::Type >::Type Type;
880  //**********************************************************************************************
881 };
883 //*************************************************************************************************
884 
885 
886 //*************************************************************************************************
888 template< typename MT1, typename MT2 >
889 struct ColumnExprTrait< SMatTDMatSubExpr<MT1,MT2> >
890 {
891  public:
892  //**********************************************************************************************
893  typedef typename SubExprTrait< typename ColumnExprTrait<const MT1>::Type
894  , typename ColumnExprTrait<const MT2>::Type >::Type Type;
895  //**********************************************************************************************
896 };
898 //*************************************************************************************************
899 
900 } // namespace blaze
901 
902 #endif
Constraint on the data type.
SubTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: SMatTDMatSubExpr.h:139
Header file for the Max class template.
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:87
MT1::ReturnType RN1
Return type of the left-hand side sparse matrix expression.
Definition: SMatTDMatSubExpr.h:105
Header file for the Rows type trait.
Header file for the subtraction trait.
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: SMatTDMatSubExpr.h:145
MT2::ResultType RT2
Result type of the right-hand side dense matrix expression.
Definition: SMatTDMatSubExpr.h:104
Header file for the IsSparseMatrix type trait.
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:205
#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
Header file for the ColumnExprTrait class template.
MT2::ReturnType RN2
Return type of the right-hand side dense matrix expression.
Definition: SMatTDMatSubExpr.h:106
Header file for the IsColumnMajorMatrix type trait.
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
MT1::ResultType RT1
Result type of the left-hand side sparse matrix expression.
Definition: SMatTDMatSubExpr.h:103
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.
SubExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: SMatTDMatSubExpr.h:119
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: SMatTDMatSubExpr.h:141
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.
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.
Expression object for sparse matrix-transpose dense matrix subtractions.The SMatTDMatSubExpr class re...
Definition: Forward.h:101
Header file for the IsSymmetric type trait.
SMatTDMatSubExpr(const MT1 &lhs, const MT2 &rhs)
Constructor for the SMatTDMatSubExpr class.
Definition: SMatTDMatSubExpr.h:171
#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 sparse matrix of the subtraction expression.
Definition: SMatTDMatSubExpr.h:261
RightOperand rhs_
Right-hand side dense matrix of the subtraction expression.
Definition: SMatTDMatSubExpr.h:262
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.
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.
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: SMatTDMatSubExpr.h:254
#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.
Evaluation of the return type of a subtraction expression.Via this type trait it is possible to evalu...
Definition: SubExprTrait.h:104
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 IsDenseMatrix type trait.
Header file for the EnableIf class template.
Header file for the serial shim.
SMatTDMatSubExpr< MT1, MT2 > This
Type of this SMatTDMatSubExpr instance.
Definition: SMatTDMatSubExpr.h:138
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: SMatTDMatSubExpr.h:187
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
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
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
LeftOperand leftOperand() const
Returns the left-hand side sparse matrix operand.
Definition: SMatTDMatSubExpr.h:219
ResultType::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: SMatTDMatSubExpr.h:140
SelectType< IsExpression< MT1 >::value, const MT1, const MT1 & >::Type LeftOperand
Composite type of the left-hand side dense matrix expression.
Definition: SMatTDMatSubExpr.h:151
const ResultType CompositeType
Data type for composite expression templates.
Definition: SMatTDMatSubExpr.h:148
#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
SelectType< IsExpression< MT2 >::value, const MT2, const MT2 & >::Type RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: SMatTDMatSubExpr.h:154
Header file for the IsRowMajorMatrix type trait.
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
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: SMatTDMatSubExpr.h:241
size_t rows() const
Returns the current number of rows of the matrix.
Definition: SMatTDMatSubExpr.h:199
#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
ResultType::ElementType ElementType
Resulting element type.
Definition: SMatTDMatSubExpr.h:142
This ResultType
Result type for expression template evaluations.
Definition: CompressedMatrix.h:2473
Header file for the IsTrue value trait.
Header file for basic type definitions.
#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
Header file for the IsUpper type trait.
RightOperand rightOperand() const
Returns the right-hand side transpose dense matrix operand.
Definition: SMatTDMatSubExpr.h:229
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
#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
size_t columns() const
Returns the current number of columns of the matrix.
Definition: SMatTDMatSubExpr.h:209
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