35 #ifndef _BLAZE_MATH_EXPRESSIONS_DMATTSMATSUBEXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_DMATTSMATSUBEXPR_H_ 89 template<
typename MT1
92 :
public MatMatSubExpr< DenseMatrix< DMatTSMatSubExpr<MT1,MT2>, false > >
110 static constexpr
bool returnExpr = ( !IsTemporary_v<RN1> && !IsTemporary_v<RN2> );
123 template<
typename MT >
124 static constexpr
bool UseSMPAssign_v = ( !MT1::smpAssignable || !MT2::smpAssignable );
196 if( i >=
lhs_.rows() ) {
199 if( j >=
lhs_.columns() ) {
211 inline size_t rows() const noexcept {
222 return lhs_.columns();
252 template<
typename T >
253 inline bool canAlias(
const T* alias )
const noexcept {
254 return ( IsExpression_v<MT1> &&
lhs_.canAlias( alias ) ) ||
255 (
rhs_.canAlias( alias ) );
265 template<
typename T >
266 inline bool isAliased(
const T* alias )
const noexcept {
267 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
289 template<
typename MT
298 if( !IsOperation_v<MT1> &&
isSame( ~lhs, rhs.
lhs_ ) ) {
299 subAssign( ~lhs, rhs.
rhs_ );
302 assign ( ~lhs, rhs.
lhs_ );
303 subAssign( ~lhs, rhs.
rhs_ );
321 template<
typename MT
339 const TmpType tmp(
serial( rhs ) );
358 template<
typename MT
360 friend inline void addAssign( DenseMatrix<MT,SO2>& lhs,
const DMatTSMatSubExpr& rhs )
367 addAssign( ~lhs, rhs.lhs_ );
368 subAssign( ~lhs, rhs.rhs_ );
390 template<
typename MT
392 friend inline void subAssign( DenseMatrix<MT,SO2>& lhs,
const DMatTSMatSubExpr& rhs )
399 subAssign( ~lhs, rhs.lhs_ );
400 addAssign( ~lhs, rhs.rhs_ );
422 template<
typename MT
424 friend inline void schurAssign( DenseMatrix<MT,SO2>& lhs,
const DMatTSMatSubExpr& rhs )
436 schurAssign( ~lhs, tmp );
467 template<
typename MT
470 -> EnableIf_t< UseSMPAssign_v<MT> >
477 if( !IsOperation_v<MT1> &&
isSame( ~lhs, rhs.lhs_ ) ) {
502 template<
typename MT
505 -> EnableIf_t< UseSMPAssign_v<MT> >
509 using TmpType = If_t< SO2, OppositeType, ResultType >;
521 const TmpType tmp( rhs );
542 template<
typename MT
545 -> EnableIf_t< UseSMPAssign_v<MT> >
577 template<
typename MT
580 -> EnableIf_t< UseSMPAssign_v<MT> >
612 template<
typename MT
615 -> EnableIf_t< UseSMPAssign_v<MT> >
678 template<
typename MT1
680 , DisableIf_t< IsZero_v<MT2> &&
681 IsSame_v< ElementType_t<MT1>, ElementType_t<MT2> > >* =
nullptr >
682 inline const DMatTSMatSubExpr<MT1,MT2>
683 dmattsmatsub(
const DenseMatrix<MT1,false>& lhs,
const SparseMatrix<MT2,true>& rhs )
690 return DMatTSMatSubExpr<MT1,MT2>( ~lhs, ~rhs );
710 template<
typename MT1
712 , EnableIf_t< IsZero_v<MT2> &&
713 IsSame_v< ElementType_t<MT1>, ElementType_t<MT2> > >* =
nullptr >
715 dmattsmatsub(
const DenseMatrix<MT1,false>& lhs,
const SparseMatrix<MT2,true>& rhs )
760 template<
typename MT1
762 inline decltype(
auto)
771 return dmattsmatsub( ~lhs, ~rhs );
797 template<
typename MT1
801 inline decltype(
auto)
802 operator+( const DMatTSMatSubExpr<MT1,MT2>& lhs, const DenseMatrix<MT3,SO>& rhs )
806 return ( lhs.leftOperand() + (~rhs) ) - lhs.rightOperand();
825 template<
typename MT1
829 inline decltype(
auto)
830 operator-( const DMatTSMatSubExpr<MT1,MT2>& lhs, const DenseMatrix<MT3,SO>& rhs )
834 return ( lhs.leftOperand() - (~rhs) ) - lhs.rightOperand();
Constraint on the data type.
#define BLAZE_THROW_INVALID_ARGUMENT(MESSAGE)
Macro for the emission of a std::invalid_argument exception.This macro encapsulates the default way o...
Definition: Exception.h:235
Header file for auxiliary alias declarations.
typename SubTrait< T1, T2 >::Type SubTrait_t
Auxiliary alias declaration for the SubTrait class template.The SubTrait_t alias declaration provides...
Definition: SubTrait.h:238
LeftOperand lhs_
Left-hand side dense matrix of the subtraction expression.
Definition: DMatTSMatSubExpr.h:273
Header file for the subtraction trait.
bool isSame(const Matrix< MT1, SO1 > &a, const Matrix< MT2, SO2 > &b) noexcept
Returns whether the two given matrices represent the same observable state.
Definition: Matrix.h:992
Header file for basic type definitions.
typename If< Condition, T1, T2 >::Type If_t
Auxiliary alias template for the If class template.The If_t alias template provides a convenient shor...
Definition: If.h:109
static constexpr bool simdEnabled
Compilation switch for the expression template evaluation strategy.
Definition: DMatTSMatSubExpr.h:152
typename T::ResultType ResultType_t
Alias declaration for nested ResultType type definitions.The ResultType_t alias declaration provides ...
Definition: Aliases.h:390
Header file for the serial shim.
#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:61
Header file for the IsSame and IsStrictlySame type traits.
Header file for the MAYBE_UNUSED function template.
Header file for the Computation base class.
RightOperand rightOperand() const noexcept
Returns the right-hand side transpose sparse matrix operand.
Definition: DMatTSMatSubExpr.h:241
Constraints on the storage order of matrix types.
typename T::ReturnType ReturnType_t
Alias declaration for nested ReturnType type definitions.The ReturnType_t alias declaration provides ...
Definition: Aliases.h:410
constexpr size_t columns(const Matrix< MT, SO > &matrix) noexcept
Returns the current number of columns of the matrix.
Definition: Matrix.h:514
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes....
Definition: DenseMatrix.h:81
Base class for sparse matrices.The SparseMatrix class is a base class for all sparse matrix classes....
Definition: Forward.h:145
typename T::ElementType ElementType_t
Alias declaration for nested ElementType type definitions.The ElementType_t alias declaration provide...
Definition: Aliases.h:170
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: DMatTSMatSubExpr.h:266
Constraint on the data type.
Constraint on the data type.
Header file for the DisableIf class template.
Header file for the IsTemporary type trait class.
Base class for all matrix/matrix subtraction expression templates.The MatMatSubExpr class serves as a...
Definition: MatMatSubExpr.h:67
Namespace of the Blaze C++ math library.
Definition: Blaze.h:58
Header file for the If class template.
Expression object for dense matrix-transpose sparse matrix subtractions.The DMatTSMatSubExpr class re...
Definition: DMatTSMatSubExpr.h:91
#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: ColumnMajorMatrix.h:61
OppositeType_t< ResultType > OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: DMatTSMatSubExpr.h:133
static constexpr bool returnExpr
Compilation switch for the selection of the subscript operator return type.
Definition: DMatTSMatSubExpr.h:110
#define BLAZE_THROW_OUT_OF_RANGE(MESSAGE)
Macro for the emission of a std::out_of_range exception.This macro encapsulates the default way of Bl...
Definition: Exception.h:331
Header file for the DenseMatrix base class.
DMatTSMatSubExpr(const MT1 &lhs, const MT2 &rhs) noexcept
Constructor for the DMatTSMatSubExpr class.
Definition: DMatTSMatSubExpr.h:164
ReturnType_t< MT1 > RN1
Return type of the left-hand side dense matrix expression.
Definition: DMatTSMatSubExpr.h:99
Header file for the MatMatSubExpr base class.
SubTrait_t< RT1, RT2 > ResultType
Result type for expression template evaluations.
Definition: DMatTSMatSubExpr.h:132
Header file for the IsOperation type trait class.
If_t< IsExpression_v< MT2 >, const MT2, const MT2 & > RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: DMatTSMatSubExpr.h:147
constexpr void MAYBE_UNUSED(const Args &...)
Suppression of unused parameter warnings.
Definition: MaybeUnused.h:81
ReturnType at(size_t i, size_t j) const
Checked access to the matrix elements.
Definition: DMatTSMatSubExpr.h:195
ElementType_t< ResultType > ElementType
Resulting element type.
Definition: DMatTSMatSubExpr.h:135
Constraints on the storage order of matrix types.
Header file for the exception macros of the math module.
Constraint on the data type.
Header file for the EnableIf class template.
const ResultType CompositeType
Data type for composite expression templates.
Definition: DMatTSMatSubExpr.h:141
typename T::OppositeType OppositeType_t
Alias declaration for nested OppositeType type definitions.The OppositeType_t alias declaration provi...
Definition: Aliases.h:270
ResultType_t< MT2 > RT2
Result type of the right-hand side sparse matrix expression.
Definition: DMatTSMatSubExpr.h:98
#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: RowMajorMatrix.h:61
typename T::TransposeType TransposeType_t
Alias declaration for nested TransposeType type definitions.The TransposeType_t alias declaration pro...
Definition: Aliases.h:470
Header file for run time assertion macros.
auto smpAddAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP addition assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:131
Header file for the IsZero type trait.
#define BLAZE_FUNCTION_TRACE
Function trace macro.This macro can be used to reliably trace function calls. In case function tracin...
Definition: FunctionTrace.h:94
Header file for all forward declarations for expression class templates.
auto smpAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP assignment of a matrix to a dense matrix.
Definition: DenseMatrix.h:100
static constexpr bool smpAssignable
Compilation switch for the expression template assignment strategy.
Definition: DMatTSMatSubExpr.h:155
Constraints on the storage order of matrix types.
decltype(auto) serial(const DenseMatrix< MT, SO > &dm)
Forces the serial evaluation of the given dense matrix expression dm.
Definition: DMatSerialExpr.h:808
#define BLAZE_CONSTRAINT_MUST_NOT_REQUIRE_EVALUATION(T)
Constraint on the data type.In case the given data type T requires an intermediate evaluation within ...
Definition: RequiresEvaluation.h:81
auto smpSchurAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP Schur product assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:194
constexpr size_t rows(const Matrix< MT, SO > &matrix) noexcept
Returns the current number of rows of the matrix.
Definition: Matrix.h:498
#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:84
size_t rows() const noexcept
Returns the current number of rows of the matrix.
Definition: DMatTSMatSubExpr.h:211
RightOperand rhs_
Right-hand side sparse matrix of the subtraction expression.
Definition: DMatTSMatSubExpr.h:274
decltype(std::declval< RN1 >() - std::declval< RN2 >()) ExprReturnType
Expression return type for the subscript operator.
Definition: DMatTSMatSubExpr.h:113
size_t columns() const noexcept
Returns the current number of columns of the matrix.
Definition: DMatTSMatSubExpr.h:221
const If_t< returnExpr, ExprReturnType, ElementType > ReturnType
Return type for expression template evaluations.
Definition: DMatTSMatSubExpr.h:138
auto smpSubAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs) -> EnableIf_t< IsDenseMatrix_v< MT1 > >
Default implementation of the SMP subtraction assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:162
Base class for all compute expression templates.The Computation class serves as a tag for all computa...
Definition: Computation.h:66
LeftOperand leftOperand() const noexcept
Returns the left-hand side dense matrix operand.
Definition: DMatTSMatSubExpr.h:231
TransposeType_t< ResultType > TransposeType
Transpose type for expression template evaluations.
Definition: DMatTSMatSubExpr.h:134
Header file for the IntegralConstant class template.
ReturnType_t< MT2 > RN2
Return type of the right-hand side sparse matrix expression.
Definition: DMatTSMatSubExpr.h:100
If_t< IsExpression_v< MT1 >, const MT1, const MT1 & > LeftOperand
Composite type of the left-hand side dense matrix expression.
Definition: DMatTSMatSubExpr.h:144
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: DMatTSMatSubExpr.h:180
#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:103
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: DMatTSMatSubExpr.h:253
ResultType_t< MT1 > RT1
Result type of the left-hand side dense matrix expression.
Definition: DMatTSMatSubExpr.h:97
#define BLAZE_INTERNAL_ASSERT(expr, msg)
Run time assertion macro for internal checks.In case of an invalid run time expression,...
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:61
Header file for the IsExpression type trait class.
Header file for the function trace functionality.