35 #ifndef _BLAZE_MATH_EXPRESSIONS_TSMATTSMATADDEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_TSMATTSMATADDEXPR_H_
83 template<
typename MT1
85 class TSMatTSMatAddExpr :
public SparseMatrix< TSMatTSMatAddExpr<MT1,MT2>, true >
86 ,
private MatMatAddExpr
178 return lhs_.columns();
188 return lhs_.nonZeros() +
rhs_.nonZeros();
199 return lhs_.nonZeros(i) +
rhs_.nonZeros(i);
229 template<
typename T >
231 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
241 template<
typename T >
243 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
266 template<
typename MT
291 for(
size_t j=0UL; j<(~lhs).
columns(); ++j ) {
292 const RightIterator end( B.end(j) );
293 for( RightIterator element=B.begin(j); element!=end; ++element ) {
294 if(
isDefault( (~lhs)(element->index(),j) ) )
295 (~lhs)(element->index(),j) = element->value();
297 (~lhs)(element->index(),j) += element->value();
318 template<
typename MT >
339 const size_t m( rhs.rows() );
340 const size_t n( rhs.columns() );
343 std::vector<size_t> nonzeros( m, 0UL );
344 for(
size_t j=0UL; j<n; ++j )
346 const LeftIterator lend( A.end(j) );
347 const RightIterator rend( B.end(j) );
349 LeftIterator l( A.begin(j) );
350 RightIterator r( B.begin(j) );
352 while( l != lend && r != rend )
354 if( l->index() < r->index() ) {
355 ++nonzeros[l->index()];
358 else if( l->index() > r->index() ) {
359 ++nonzeros[r->index()];
363 ++nonzeros[l->index()];
370 ++nonzeros[l->index()];
375 ++nonzeros[r->index()];
381 for(
size_t i=0UL; i<m; ++i ) {
382 (~lhs).reserve( i, nonzeros[i] );
386 for(
size_t j=0UL; j<n; ++j )
388 const LeftIterator lend( A.end(j) );
389 const RightIterator rend( B.end(j) );
391 LeftIterator l( A.begin(j) );
392 RightIterator r( B.begin(j) );
394 while( l != lend && r != rend )
396 if( l->index() < r->index() ) {
397 (~lhs).append( l->index(), j, l->value() );
400 else if( l->index() > r->index() ) {
401 (~lhs).append( r->index(), j, r->value() );
405 (~lhs).append( l->index(), j, l->value()+r->value() );
412 (~lhs).append( l->index(), j, l->value() );
417 (~lhs).append( r->index(), j, r->value() );
438 template<
typename MT >
460 (~lhs).reserve( A.nonZeros() + B.nonZeros() );
463 for(
size_t j=0UL; j<(~lhs).
columns(); ++j )
465 const LeftIterator lend( A.end(j) );
466 const RightIterator rend( B.end(j) );
468 LeftIterator l( A.begin(j) );
469 RightIterator r( B.begin(j) );
471 while( l != lend && r != rend )
473 if( l->index() < r->index() ) {
474 (~lhs).append( l->index(), j, l->value() );
477 else if( l->index() > r->index() ) {
478 (~lhs).append( r->index(), j, r->value() );
482 (~lhs).append( l->index(), j, l->value()+r->value() );
489 (~lhs).append( l->index(), j, l->value() );
494 (~lhs).append( r->index(), j, r->value() );
498 (~lhs).finalize( j );
517 template<
typename MT
549 template<
typename MT
622 template<
typename T1
624 inline const TSMatTSMatAddExpr<T1,T2>
630 throw std::invalid_argument(
"Matrix sizes do not match" );
647 template<
typename MT1,
typename MT2 >
648 struct SubmatrixExprTrait< TSMatTSMatAddExpr<MT1,MT2> >
652 typedef typename AddExprTrait< typename SubmatrixExprTrait<const MT1>::Type
653 ,
typename SubmatrixExprTrait<const MT2>::Type >::Type Type;
662 template<
typename MT1,
typename MT2 >
663 struct RowExprTrait< TSMatTSMatAddExpr<MT1,MT2> >
667 typedef typename AddExprTrait< typename RowExprTrait<const MT1>::Type
668 ,
typename RowExprTrait<const MT2>::Type >::Type Type;
677 template<
typename MT1,
typename MT2 >
678 struct ColumnExprTrait< TSMatTSMatAddExpr<MT1,MT2> >
682 typedef typename AddExprTrait< typename ColumnExprTrait<const MT1>::Type
683 ,
typename ColumnExprTrait<const MT2>::Type >::Type Type;
ResultType::OppositeType OppositeType
Result type with opposite storage order for expression template evaluations.
Definition: TSMatTSMatAddExpr.h:116
Evaluation of the return type of an addition expression.Via this type trait it is possible to evaluat...
Definition: AddExprTrait.h:103
AddTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: TSMatTSMatAddExpr.h:115
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: TSMatTSMatAddExpr.h:117
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:87
ReturnType operator()(size_t i, size_t j) const
2D-access to the matrix elements.
Definition: TSMatTSMatAddExpr.h:155
MT1::CompositeType CT1
Composite type of the left-hand side sparse matrix expression.
Definition: TSMatTSMatAddExpr.h:95
SelectType< IsExpression< MT2 >::value, const MT2, const MT2 & >::Type RightOperand
Composite type of the right-hand side sparse matrix expression.
Definition: TSMatTSMatAddExpr.h:130
ResultType::ElementType ElementType
Resulting element type.
Definition: TSMatTSMatAddExpr.h:118
LeftOperand lhs_
Left-hand side sparse matrix of the addition expression.
Definition: TSMatTSMatAddExpr.h:249
bool isDefault(const DynamicMatrix< Type, SO > &m)
Returns whether the given dense matrix is in default state.
Definition: DynamicMatrix.h:4555
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:196
MT2::ReturnType RN2
Return type of the right-hand side sparse matrix expression.
Definition: TSMatTSMatAddExpr.h:94
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: TSMatTSMatAddExpr.h:121
Header file for the ColumnExprTrait class template.
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.
Header file for the Computation base class.
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: TSMatTSMatAddExpr.h:230
SelectType< IsExpression< MT1 >::value, const MT1, const MT1 & >::Type LeftOperand
Composite type of the left-hand side sparse matrix expression.
Definition: TSMatTSMatAddExpr.h:127
Header file for the RequiresEvaluation type trait.
AddExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: TSMatTSMatAddExpr.h:109
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes...
Definition: DenseMatrix.h:70
MT2::ResultType RT2
Result type of the right-hand side sparse matrix expression.
Definition: TSMatTSMatAddExpr.h:92
Base class for sparse matrices.The SparseMatrix class is a base class for all sparse matrix classes...
Definition: Forward.h:104
size_t nonZeros() const
Returns the number of non-zero elements in the sparse matrix.
Definition: TSMatTSMatAddExpr.h:187
size_t nonZeros(size_t i) const
Returns the number of non-zero elements in the specified row.
Definition: TSMatTSMatAddExpr.h:198
Header file for the SparseMatrix base class.
Constraint on the data type.
size_t rows() const
Returns the current number of rows of the matrix.
Definition: TSMatTSMatAddExpr.h:167
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.
#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
Expression object for transpose sparse matrix-transpose sparse matrix additions.The TSMatTSMatAddExpr...
Definition: Forward.h:140
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2379
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
const DenseIterator< Type > operator+(const DenseIterator< Type > &it, ptrdiff_t inc)
Addition between a DenseIterator and an integral value.
Definition: DenseIterator.h:556
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: TSMatTSMatAddExpr.h:242
Constraints on the storage order of matrix types.
MT1::ResultType RT1
Result type of the left-hand side sparse matrix expression.
Definition: TSMatTSMatAddExpr.h:91
Header file for the SelectType class template.
Header file for the RowExprTrait class template.
Header file for all forward declarations for expression class templates.
const ResultType CompositeType
Data type for composite expression templates.
Definition: TSMatTSMatAddExpr.h:124
size_t columns() const
Returns the current number of columns of the matrix.
Definition: TSMatTSMatAddExpr.h:177
Compile time check for resizable data types.This type trait tests whether the given data type is a re...
Definition: IsResizable.h:75
MT2::CompositeType CT2
Composite type of the right-hand side sparse matrix expression.
Definition: TSMatTSMatAddExpr.h:96
Header file for the SubmatrixExprTrait class template.
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2374
Removal of reference modifiers.The RemoveCV type trait removes any reference modifiers from the given...
Definition: RemoveReference.h:69
Header file for run time assertion macros.
Base template for the AddTrait class.
Definition: AddTrait.h:141
Header file for the addition trait.
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
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
Header file for the isDefault shim.
Header file for the MatMatAddExpr base class.
LeftOperand leftOperand() const
Returns the left-hand side transpose sparse matrix operand.
Definition: TSMatTSMatAddExpr.h:208
Header file for the RemoveReference type trait.
Header file for the IsComputation type trait class.
TSMatTSMatAddExpr< MT1, MT2 > This
Type of this TSMatTSMatAddExpr instance.
Definition: TSMatTSMatAddExpr.h:114
RightOperand rhs_
Right-hand side sparse matrix of the addition expression.
Definition: TSMatTSMatAddExpr.h:250
#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
Header file for basic type definitions.
Header file for the IsResizable type trait.
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
TSMatTSMatAddExpr(const MT1 &lhs, const MT2 &rhs)
Constructor for the TSMatTSMatAddExpr class.
Definition: TSMatTSMatAddExpr.h:139
RightOperand rightOperand() const
Returns the right-hand side transpose sparse matrix operand.
Definition: TSMatTSMatAddExpr.h:218
#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
MT1::ReturnType RN1
Return type of the left-hand side sparse matrix expression.
Definition: TSMatTSMatAddExpr.h:93
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.