35 #ifndef _BLAZE_MATH_EXPRESSIONS_SMATTRANSEXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_SMATTRANSEXPR_H_ 107 template<
typename MT
109 class SMatTransExpr :
public SparseMatrix< SMatTransExpr<MT,SO>, SO >
110 ,
private MatTransExpr
111 ,
private If< IsComputation<MT>, Computation, EmptyType >::Type
130 template<
typename MT2 >
133 enum :
bool { value = useAssign };
145 template<
typename MT2 >
146 struct UseSMPAssign {
147 enum :
bool { value = MT2::smpAssignable && useAssign };
158 template<
typename MT2 >
159 struct GetConstIterator {
162 struct Failure {
using Type = INVALID_TYPE; };
189 enum :
bool { smpAssignable = MT::smpAssignable };
224 inline ReturnType
at(
size_t i,
size_t j )
const {
225 if( i >=
sm_.columns() ) {
228 if( j >=
sm_.rows() ) {
241 inline ConstIterator
begin(
size_t i )
const {
252 inline ConstIterator
end(
size_t i )
const {
262 inline size_t rows() const noexcept {
263 return sm_.columns();
283 return sm_.nonZeros();
294 return sm_.nonZeros( i );
305 inline ConstIterator
find(
size_t i,
size_t j )
const {
307 return sm_.find( j, i );
318 inline ConstIterator
lowerBound(
size_t i,
size_t j )
const {
320 return sm_.lowerBound( j, i );
331 inline ConstIterator
upperBound(
size_t i,
size_t j )
const {
333 return sm_.upperBound( j, i );
353 template<
typename T >
354 inline bool canAlias(
const T* alias )
const noexcept {
355 return sm_.isAliased( alias );
365 template<
typename T >
366 inline bool isAliased(
const T* alias )
const noexcept {
367 return sm_.isAliased( alias );
377 return sm_.canSMPAssign();
400 template<
typename MT2
411 assign( tmp, rhs.sm_ );
430 template<
typename MT2
441 assign( tmp, rhs.sm_ );
460 template<
typename MT2
471 addAssign( tmp, rhs.sm_ );
494 template<
typename MT2
505 subAssign( tmp, rhs.sm_ );
536 template<
typename MT2
566 template<
typename MT2
596 template<
typename MT2
631 template<
typename MT2
696 template<
typename MT
735 template<
typename MT
759 template<
typename MT
783 template<
typename MT,
bool SO >
784 struct Rows< SMatTransExpr<MT,SO> > :
public Columns<MT>
800 template<
typename MT,
bool SO >
801 struct Columns< SMatTransExpr<MT,SO> > :
public Rows<MT>
817 template<
typename MT,
bool SO >
835 template<
typename MT,
bool SO >
853 template<
typename MT,
bool SO >
854 struct IsLower< SMatTransExpr<MT,SO> >
871 template<
typename MT,
bool SO >
889 template<
typename MT,
bool SO >
907 template<
typename MT,
bool SO >
908 struct IsUpper< SMatTransExpr<MT,SO> >
925 template<
typename MT,
bool SO >
943 template<
typename MT,
bool SO >
961 template<
typename MT >
977 template<
typename MT >
993 template<
typename MT,
typename ST >
999 , MultExprTrait_< TransExprTrait_<MT>, ST >
1009 template<
typename MT,
typename ST >
1015 , MultExprTrait_< TransExprTrait_<MT>, ST >
1025 template<
typename MT,
bool SO,
bool AF >
1039 template<
typename MT,
bool SO >
1053 template<
typename MT,
bool SO >
size_t nonZeros(size_t i) const
Returns the number of non-zero elements in the specified row/column.
Definition: SMatTransExpr.h:293
Header file for the sparse matrix transposer.
Header file for auxiliary alias declarations.
Compile time check for numeric types.This type trait tests whether or not the given template paramete...
Definition: IsNumeric.h:79
Header file for the Rows type trait.
Header file for the IsUniUpper type trait.
RightOperand rightOperand() const noexcept
Returns the right-hand side scalar operand.
Definition: SMatScalarMultExpr.h:492
Header file for basic type definitions.
size_t nonZeros() const
Returns the number of non-zero elements in the sparse matrix.
Definition: SMatTransExpr.h:282
ReturnType_< MT > ReturnType
Return type for expression template evaluations.
Definition: SMatTransExpr.h:175
EnableIf_< IsDenseMatrix< MT1 > > 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 IsSparseMatrix type trait.
ReturnType at(size_t i, size_t j) const
Checked access to the matrix elements.
Definition: SMatTransExpr.h:224
#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:63
Generic wrapper for a compile time constant integral value.The IntegralConstant class template repres...
Definition: IntegralConstant.h:71
SMatTransExpr(const MT &sm) noexcept
Constructor for the SMatTransExpr class.
Definition: SMatTransExpr.h:197
Header file for the MatTransExpr base class.
Header file for the ColumnExprTrait class template.
Header file for the IsColumnMajorMatrix type trait.
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: SMatTransExpr.h:209
LeftOperand leftOperand() const noexcept
Returns the left-hand side sparse matrix operand.
Definition: SMatScalarMultExpr.h:482
CompositeType_< MT > CT
Composite type of the sparse matrix expression.
Definition: SMatTransExpr.h:116
Header file for the And class template.
Compile time check for lower triangular matrices.This type trait tests whether or not the given templ...
Definition: IsLower.h:88
#define BLAZE_CREATE_HAS_TYPE_MEMBER_TYPE_TRAIT(TYPE_TRAIT_NAME, MEMBER_NAME)
Macro for the creation of a type trait for compile time checks for member types.This macro creates th...
Definition: HasMember.h:182
Evaluation of the expression type of a sparse matrix transpose operation.Via this type trait it is po...
Definition: TSMatTransExprTrait.h:74
Header file for the Computation base class.
Compile time check for upper triangular matrices.This type trait tests whether or not the given templ...
Definition: IsUpper.h:88
If_< IsExpression< MT >, const MT, const MT &> Operand
Composite data type of the sparse matrix expression.
Definition: SMatTransExpr.h:184
Header file for the RequiresEvaluation type trait.
Header file for the IsUniLower type trait.
typename T::ResultType ResultType_
Alias declaration for nested ResultType type definitions.The ResultType_ alias declaration provides a...
Definition: Aliases.h:323
EnableIf_< IsDenseMatrix< MT1 > > 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
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes...
Definition: DenseMatrix.h:71
Base class for sparse matrices.The SparseMatrix class is a base class for all sparse matrix classes...
Definition: Forward.h:119
bool isAliased(const T *alias) const noexcept
Returns whether the expression is aliased with the given address alias.
Definition: SMatTransExpr.h:366
bool canSMPAssign() const noexcept
Returns whether the expression can be used in SMP assignments.
Definition: SMatTransExpr.h:376
typename IfTrue< Condition, T1, T2 >::Type IfTrue_
Auxiliary alias declaration for the IfTrue class template.The IfTrue_ alias declaration provides a co...
Definition: If.h:109
typename T::ReturnType ReturnType_
Alias declaration for nested ReturnType type definitions.The ReturnType_ alias declaration provides a...
Definition: Aliases.h:343
Header file for the SparseMatrix base class.
Constraint on the data type.
typename MultExprTrait< T1, T2 >::Type MultExprTrait_
Auxiliary alias declaration for the MultExprTrait class template.The MultExprTrait_ alias declaration...
Definition: MultExprTrait.h:344
Header file for the MultExprTrait class template.
Compile time check to query the requirement to evaluate an expression.Via this type trait it is possi...
Definition: RequiresEvaluation.h:72
typename T::CompositeType CompositeType_
Alias declaration for nested CompositeType type definitions.The CompositeType_ alias declaration prov...
Definition: Aliases.h:83
Compile time check for upper unitriangular matrices.This type trait tests whether or not the given te...
Definition: IsUniUpper.h:86
typename TransExprTrait< T >::Type TransExprTrait_
Auxiliary alias declaration for the TransExprTrait class template.The TransExprTrait_ alias declarati...
Definition: TransExprTrait.h:143
Operand sm_
Sparse matrix of the transposition expression.
Definition: SMatTransExpr.h:383
Header file for the IsStrictlyUpper type trait.
size_t columns() const noexcept
Returns the current number of columns of the matrix.
Definition: SMatTransExpr.h:272
ConstIterator begin(size_t i) const
Returns an iterator to the first non-zero element of row/column i.
Definition: SMatTransExpr.h:241
Header file for the IsSymmetric type trait.
Namespace of the Blaze C++ math library.
Definition: Blaze.h:57
Header file for the If class template.
Header file for the SMatTransExprTrait class template.
Compile time check for row-major matrix types.This type trait tests whether or not the given template...
Definition: IsRowMajorMatrix.h:83
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2939
EnableIf_< IsDenseMatrix< MT1 > > 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
#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 Columns type trait.
SMatTransExpr< MT, SO > This
Type of this SMatTransExpr instance.
Definition: SMatTransExpr.h:170
typename T::ElementType ElementType_
Alias declaration for nested ElementType type definitions.The ElementType_ alias declaration provides...
Definition: Aliases.h:163
Expression object for the transposition of a dense matrix.The DMatTransposer class is a wrapper objec...
Definition: DMatTransposer.h:80
Evaluation of the expression type type of a submatrix operation.Via this type trait it is possible to...
Definition: SubmatrixExprTrait.h:80
ConstIterator upperBound(size_t i, size_t j) const
Returns an iterator to the first index greater then the given index.
Definition: SMatTransExpr.h:331
Header file for the IsLower type trait.
Header file for the TSMatTransExprTrait class template.
Constraints on the storage order of matrix types.
Compile time check for symmetric matrices.This type trait tests whether or not the given template par...
Definition: IsSymmetric.h:85
Header file for the exception macros of the math module.
Compile time check for strictly upper triangular matrices.This type trait tests whether or not the gi...
Definition: IsStrictlyUpper.h:86
Evaluation of the expression type type of a row operation.Via this type trait it is possible to evalu...
Definition: RowExprTrait.h:79
Constraint on the data type.
Header file for the RowExprTrait class template.
Expression object for sparse matrix-scalar multiplications.The SMatScalarMult class represents the co...
Definition: Forward.h:106
Header file for all forward declarations for expression class templates.
Header file for the EnableIf class template.
Header file for the IsStrictlyLower type trait.
Compile time check for lower unitriangular matrices.This type trait tests whether or not the given te...
Definition: IsUniLower.h:86
Header file for the dense matrix transposer.
Header file for the IsNumeric type trait.
GetConstIterator< MT >::Type ConstIterator
Iterator over the elements of the dense matrix.
Definition: SMatTransExpr.h:181
Expression object for the transposition of a sparse matrix.The SMatTransposer class is a wrapper obje...
Definition: Forward.h:115
ResultType_< MT > RT
Result type of the sparse matrix expression.
Definition: SMatTransExpr.h:115
Header file for the SubmatrixExprTrait class template.
ConstIterator find(size_t i, size_t j) const
Searches for a specific matrix element.
Definition: SMatTransExpr.h:305
Header file for run time assertion macros.
Compile time check for column-major matrix types.This type trait tests whether or not the given templ...
Definition: IsColumnMajorMatrix.h:83
Utility type for generic codes.
typename If< T1, T2, T3 >::Type If_
Auxiliary alias declaration for the If class template.The If_ alias declaration provides a convenient...
Definition: If.h:160
ConstIterator end(size_t i) const
Returns an iterator just past the last non-zero element of row/column i.
Definition: SMatTransExpr.h:252
OppositeType_< ResultType > OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: SMatTransExpr.h:172
IfTrue_< useAssign, const ResultType, const SMatTransExpr &> CompositeType
Data type for composite expression templates.
Definition: SMatTransExpr.h:178
#define BLAZE_FUNCTION_TRACE
Function trace macro.This macro can be used to reliably trace function calls. In case function tracin...
Definition: FunctionTrace.h:93
Compile time check for Hermitian matrices.This type trait tests whether or not the given template par...
Definition: IsHermitian.h:85
Header file for the TransExprTrait class template.
ElementType_< MT > ElementType
Resulting element type.
Definition: SMatTransExpr.h:174
bool canAlias(const T *alias) const noexcept
Returns whether the expression can alias with the given address alias.
Definition: SMatTransExpr.h:354
Header file for the HasMember type traits.
#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
Header file for the RemoveReference type trait.
typename EnableIf< Condition, T >::Type EnableIf_
Auxiliary alias declaration for the EnableIf class template.The EnableIf_ alias declaration provides ...
Definition: EnableIf.h:223
typename T::OppositeType OppositeType_
Alias declaration for nested OppositeType type definitions.The OppositeType_ alias declaration provid...
Definition: Aliases.h:243
Operand operand() const noexcept
Returns the sparse matrix operand.
Definition: SMatTransExpr.h:342
Compile time check for strictly lower triangular matrices.This type trait tests whether or not the gi...
Definition: IsStrictlyLower.h:86
ConstIterator lowerBound(size_t i, size_t j) const
Returns an iterator to the first index not less then the given index.
Definition: SMatTransExpr.h:318
Evaluation of the expression type of a sparse matrix transpose operation.Via this type trait it is po...
Definition: SMatTransExprTrait.h:74
Header file for the IsRowMajorMatrix type trait.
const DMatTransExpr< MT,!SO > trans(const DenseMatrix< MT, SO > &dm)
Calculation of the transpose of the given dense matrix.
Definition: DMatTransExpr.h:733
Header file for the IsComputation type trait class.
Expression object for sparse matrix transpositions.The SMatTransExpr class represents the compile tim...
Definition: Forward.h:114
Header file for the IntegralConstant class template.
Compile time evaluation of the number of columns of a matrix.The Columns type trait evaluates the num...
Definition: Columns.h:76
Compile time evaluation of the number of rows of a matrix.The Rows type trait evaluates the number of...
Definition: Rows.h:76
size_t rows() const noexcept
Returns the current number of rows of the matrix.
Definition: SMatTransExpr.h:262
TransposeType_< MT > ResultType
Result type for expression template evaluations.
Definition: SMatTransExpr.h:171
ResultType_< MT > TransposeType
Transpose type for expression template evaluations.
Definition: SMatTransExpr.h:173
typename T::TransposeType TransposeType_
Alias declaration for nested TransposeType type definitions.The TransposeType_ alias declaration prov...
Definition: Aliases.h:403
Header file for the IsUpper type trait.
Header file for the empty type.
Header file for the IsHermitian type trait.
Evaluation of the expression type type of a column operation.Via this type trait it is possible to ev...
Definition: ColumnExprTrait.h:78
#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
typename T::Operand Operand_
Alias declaration for nested Operand type definitions.The Operand_ alias declaration provides a conve...
Definition: Aliases.h:223
#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.