35 #ifndef _BLAZE_MATH_EXPRESSIONS_SMATDMATSUBEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SMATDMATSUBEXPR_H_
85 template<
typename MT1
88 class SMatDMatSubExpr :
public DenseMatrix< SMatDMatSubExpr<MT1,MT2,SO>, SO >
89 ,
private MatMatSubExpr
136 enum { vectorizable = 0 };
184 return lhs_.columns();
214 template<
typename T >
216 return (
lhs_.canAlias( alias ) ) ||
227 template<
typename T >
229 return lhs_.isAliased( alias ) ||
rhs_.isAliased( alias );
251 template<
typename MT
260 assign ( ~lhs, -rhs.rhs_ );
278 template<
typename MT
296 const TmpType tmp( rhs );
314 template<
typename MT
345 template<
typename MT
420 template<
typename T1
423 inline const SMatDMatSubExpr<T1,T2,SO>
429 throw std::invalid_argument(
"Matrix sizes do not match" );
457 template<
typename T1
462 inline const typename AddExprTrait< SMatDMatSubExpr<T1,T2,SO1>, T3 >::Type
463 operator+(
const SMatDMatSubExpr<T1,T2,SO1>& lhs,
const DenseMatrix<T3,SO2>& rhs )
467 return ( (~rhs) - lhs.rightOperand() ) + lhs.leftOperand();
486 template<
typename T1
491 inline const typename SubExprTrait< SMatDMatSubExpr<T1,T2,SO1>, T3 >::Type
492 operator-(
const SMatDMatSubExpr<T1,T2,SO1>& lhs,
const DenseMatrix<T3,SO2>& rhs )
496 return lhs.leftOperand() - ( lhs.rightOperand() + (~rhs) );
512 template<
typename MT1,
typename MT2,
typename MT3 >
513 struct DMatDMatAddExprTrait< SMatDMatSubExpr<MT1,MT2,false>, MT3 >
518 typedef typename SelectType< IsSparseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
519 IsDenseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value &&
520 IsDenseMatrix<MT3>::value && IsRowMajorMatrix<MT3>::value
521 ,
typename DMatSMatAddExprTrait< typename DMatDMatSubExprTrait<MT3,MT2>::Type, MT1 >::Type
522 , INVALID_TYPE >::Type Type;
532 template<
typename MT1,
typename MT2,
typename MT3 >
533 struct DMatTDMatAddExprTrait< SMatDMatSubExpr<MT1,MT2,false>, MT3 >
538 typedef typename SelectType< IsSparseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
539 IsDenseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value &&
540 IsDenseMatrix<MT3>::value && IsColumnMajorMatrix<MT3>::value
541 ,
typename DMatSMatAddExprTrait< typename TDMatDMatSubExprTrait<MT3,MT2>::Type, MT1 >::Type
542 , INVALID_TYPE >::Type Type;
552 template<
typename MT1,
typename MT2,
typename MT3 >
553 struct TDMatDMatAddExprTrait< SMatDMatSubExpr<MT1,MT2,true>, MT3 >
558 typedef typename SelectType< IsSparseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
559 IsDenseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value &&
560 IsDenseMatrix<MT3>::value && IsRowMajorMatrix<MT3>::value
561 ,
typename DMatTSMatAddExprTrait< typename DMatTDMatSubExprTrait<MT3,MT2>::Type, MT1 >::Type
562 , INVALID_TYPE >::Type Type;
572 template<
typename MT1,
typename MT2,
typename MT3 >
573 struct TDMatTDMatAddExprTrait< SMatDMatSubExpr<MT1,MT2,true>, MT3 >
578 typedef typename SelectType< IsSparseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
579 IsDenseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value &&
580 IsDenseMatrix<MT3>::value && IsColumnMajorMatrix<MT3>::value
581 ,
typename TDMatTSMatAddExprTrait< typename TDMatTDMatSubExprTrait<MT3,MT2>::Type, MT1 >::Type
582 , INVALID_TYPE >::Type Type;
592 template<
typename MT1,
typename MT2,
typename MT3 >
593 struct DMatDMatSubExprTrait< SMatDMatSubExpr<MT1,MT2,false>, MT3 >
598 typedef typename SelectType< IsSparseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
599 IsDenseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value &&
600 IsDenseMatrix<MT3>::value && IsRowMajorMatrix<MT3>::value
601 ,
typename SMatDMatSubExprTrait< MT1, typename DMatDMatAddExprTrait<MT2,MT3>::Type >::Type
602 , INVALID_TYPE >::Type Type;
612 template<
typename MT1,
typename MT2,
typename MT3 >
613 struct DMatTDMatSubExprTrait< SMatDMatSubExpr<MT1,MT2,false>, MT3 >
618 typedef typename SelectType< IsSparseMatrix<MT1>::value && IsRowMajorMatrix<MT1>::value &&
619 IsDenseMatrix<MT2>::value && IsRowMajorMatrix<MT2>::value &&
620 IsDenseMatrix<MT3>::value && IsColumnMajorMatrix<MT3>::value
621 ,
typename SMatDMatSubExprTrait< MT1, typename DMatTDMatAddExprTrait<MT2,MT3>::Type >::Type
622 , INVALID_TYPE >::Type Type;
632 template<
typename MT1,
typename MT2,
typename MT3 >
633 struct TDMatDMatSubExprTrait< SMatDMatSubExpr<MT1,MT2,true>, MT3 >
638 typedef typename SelectType< IsSparseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
639 IsDenseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value &&
640 IsDenseMatrix<MT3>::value && IsRowMajorMatrix<MT3>::value
641 ,
typename TSMatDMatSubExprTrait< MT1, typename TDMatDMatAddExprTrait<MT2,MT3>::Type >::Type
642 , INVALID_TYPE >::Type Type;
652 template<
typename MT1,
typename MT2,
typename MT3 >
653 struct TDMatTDMatSubExprTrait< SMatDMatSubExpr<MT1,MT2,true>, MT3 >
658 typedef typename SelectType< IsSparseMatrix<MT1>::value && IsColumnMajorMatrix<MT1>::value &&
659 IsDenseMatrix<MT2>::value && IsColumnMajorMatrix<MT2>::value &&
660 IsDenseMatrix<MT3>::value && IsColumnMajorMatrix<MT3>::value
661 ,
typename TSMatTDMatSubExprTrait< MT1, typename TDMatTDMatAddExprTrait<MT2,MT3>::Type >::Type
662 , INVALID_TYPE >::Type Type;
672 template<
typename MT1,
typename MT2,
bool SO >
673 struct SubmatrixExprTrait< SMatDMatSubExpr<MT1,MT2,SO> >
677 typedef typename SubExprTrait< typename SubmatrixExprTrait<const MT1>::Type
678 ,
typename SubmatrixExprTrait<const MT2>::Type >::Type Type;
687 template<
typename MT1,
typename MT2,
bool SO >
688 struct RowExprTrait< SMatDMatSubExpr<MT1,MT2,SO> >
692 typedef typename SubExprTrait< typename RowExprTrait<const MT1>::Type
693 ,
typename RowExprTrait<const MT2>::Type >::Type Type;
702 template<
typename MT1,
typename MT2,
bool SO >
703 struct ColumnExprTrait< SMatDMatSubExpr<MT1,MT2,SO> >
707 typedef typename SubExprTrait< typename ColumnExprTrait<const MT1>::Type
708 ,
typename ColumnExprTrait<const MT2>::Type >::Type Type;
MT1::ReturnType RN1
Return type of the left-hand side sparse matrix expression.
Definition: SMatDMatSubExpr.h:96
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 subtraction trait.
LeftOperand leftOperand() const
Returns the left-hand side sparse matrix operand.
Definition: SMatDMatSubExpr.h:193
Header file for the IsSparseMatrix type trait.
RightOperand rightOperand() const
Returns the right-hand side dense matrix operand.
Definition: SMatDMatSubExpr.h:203
#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
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: SMatDMatSubExpr.h:161
#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
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: SMatDMatSubExpr.h:228
SubExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: SMatDMatSubExpr.h:110
Header file for the ColumnExprTrait class template.
Header file for the IsColumnMajorMatrix type trait.
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
Header file for the AddExprTrait class template.
SMatDMatSubExpr(const MT1 &lhs, const MT2 &rhs)
Constructor for the SMatDMatSubExpr class.
Definition: SMatDMatSubExpr.h:145
Header file for the Computation base class.
MT2::ReturnType RN2
Return type of the right-hand side dense matrix expression.
Definition: SMatDMatSubExpr.h:97
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:104
Constraint on the data type.
SubTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: SMatDMatSubExpr.h:116
Constraint on the data type.
Constraint on the data type.
SelectType< IsExpression< MT1 >::value, const MT1, const MT1 & >::Type LeftOperand
Composite type of the left-hand side dense matrix expression.
Definition: SMatDMatSubExpr.h:128
Expression object for sparse matrix-dense matrix subtractions.The SMatDMatSubExpr class represents th...
Definition: Forward.h:88
const ResultType CompositeType
Data type for composite expression templates.
Definition: SMatDMatSubExpr.h:125
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.
SelectType< IsExpression< MT2 >::value, const MT2, const MT2 & >::Type RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: SMatDMatSubExpr.h:131
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: SMatDMatSubExpr.h:122
Header file for the DenseMatrix base class.
ResultType::ElementType ElementType
Resulting element type.
Definition: SMatDMatSubExpr.h:119
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
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
size_t columns() const
Returns the current number of columns of the matrix.
Definition: SMatDMatSubExpr.h:183
RightOperand rhs_
Right-hand side dense matrix of the subtraction expression.
Definition: SMatDMatSubExpr.h:236
#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:103
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.
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: SMatDMatSubExpr.h:118
SMatDMatSubExpr< MT1, MT2, SO > This
Type of this SMatDMatSubExpr instance.
Definition: SMatDMatSubExpr.h:115
Header file for the SubmatrixExprTrait class template.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2374
MT1::ResultType RT1
Result type of the left-hand side sparse matrix expression.
Definition: SMatDMatSubExpr.h:94
Header file for run time assertion macros.
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
const DenseIterator< Type > operator-(const DenseIterator< Type > &it, ptrdiff_t inc)
Subtraction between a DenseIterator and an integral value.
Definition: DenseIterator.h:585
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
size_t rows() const
Returns the current number of rows of the matrix.
Definition: SMatDMatSubExpr.h:173
LeftOperand lhs_
Left-hand side sparse matrix of the subtraction expression.
Definition: SMatDMatSubExpr.h:235
#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
Header file for the IsRowMajorMatrix type trait.
MT2::ResultType RT2
Result type of the right-hand side dense matrix expression.
Definition: SMatDMatSubExpr.h:95
#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
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: SMatDMatSubExpr.h:215
Header file for basic type definitions.
Base template for the SubTrait class.
Definition: SubTrait.h:141
ResultType::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: SMatDMatSubExpr.h:117
Header file for the SubExprTrait class template.
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
#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.