35 #ifndef _BLAZE_MATH_EXPRESSIONS_SVECSVECADDEXPR_H_
36 #define _BLAZE_MATH_EXPRESSIONS_SVECSVECADDEXPR_H_
85 template<
typename VT1
88 class SVecSVecAddExpr :
public SparseVector< SVecSVecAddExpr<VT1,VT2,TF>, TF >
89 ,
private VecVecAddExpr
124 template<
typename VT >
125 struct UseSMPAssign {
126 enum { value = VT::smpAssignable };
153 enum { smpAssignable = 0 };
195 return min(
lhs_.size(),
lhs_.nonZeros() +
rhs_.nonZeros() );
225 template<
typename T >
227 return (
lhs_.canAlias( alias ) ||
rhs_.canAlias( alias ) );
237 template<
typename T >
239 return (
lhs_.isAliased( alias ) ||
rhs_.isAliased( alias ) );
262 template<
typename VT >
280 const LeftIterator lend( x.end() );
281 const RightIterator rend( y.end() );
283 for( LeftIterator l=x.begin(); l!=lend; ++l ) {
284 (~lhs)[l->index()] = l->value();
287 for( RightIterator r=y.begin(); r!=rend; ++r ) {
289 (~lhs)[r->index()] = r->value();
291 (~lhs)[r->index()] += r->value();
310 template<
typename VT >
328 const LeftIterator lend( x.end() );
329 const RightIterator rend( y.end() );
331 for( LeftIterator l=x.begin(); l!=lend; ++l ) {
332 (~lhs)[l->index()] = l->value();
335 for( RightIterator r=y.begin(); r!=rend; ++r ) {
336 (~lhs)[r->index()] += r->value();
354 template<
typename VT >
371 const LeftIterator lend( x.end() );
372 const RightIterator rend( y.end() );
374 LeftIterator l( x.begin() );
375 RightIterator r( y.begin() );
377 while( l != lend && r != rend )
379 if( l->index() < r->index() ) {
380 (~lhs).append( l->index(), l->value() );
383 else if( l->index() > r->index() ) {
384 (~lhs).append( r->index(), r->value() );
388 (~lhs).append( l->index(), l->value() + r->value() );
395 (~lhs).append( l->index(), l->value() );
400 (~lhs).append( r->index(), r->value() );
419 template<
typename VT >
448 template<
typename VT >
477 template<
typename VT >
520 template<
typename VT >
521 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
552 template<
typename VT >
553 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
585 template<
typename VT >
586 friend inline typename EnableIf< UseSMPAssign<VT> >::Type
651 template<
typename T1
654 inline const SVecSVecAddExpr<T1,T2,TF>
659 if( (~lhs).size() != (~rhs).size() )
660 throw std::invalid_argument(
"Vector sizes do not match" );
677 template<
typename VT1,
typename VT2,
bool TF,
bool AF >
678 struct SubvectorExprTrait< SVecSVecAddExpr<VT1,VT2,TF>, AF >
682 typedef typename AddExprTrait< typename SubvectorExprTrait<const VT1,AF>::Type
683 ,
typename SubvectorExprTrait<const VT2,AF>::Type >::Type Type;
Header file for mathematical functions.
Evaluation of the return type of an addition expression.Via this type trait it is possible to evaluat...
Definition: AddExprTrait.h:103
Compile time check whether the given type is a temporary vector or matrix type.This type trait class ...
Definition: IsTemporary.h:87
VT2::ResultType RT2
Result type of the right-hand side sparse vector expression.
Definition: SVecSVecAddExpr.h:95
Header file for the SparseVector base class.
void smpSubAssign(DenseMatrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the SMP subtraction assignment of a matrix to dense matrix.
Definition: DenseMatrix.h:152
bool isDefault(const DynamicMatrix< Type, SO > &m)
Returns whether the given dense matrix is in default state.
Definition: DynamicMatrix.h:4642
Efficient implementation of a compressed matrix.The CompressedMatrix class template is the represent...
Definition: CompressedMatrix.h:199
void smpMultAssign(DenseVector< VT1, TF1 > &lhs, const Vector< VT2, TF2 > &rhs)
Default implementation of the SMP multiplication assignment of a vector to a dense vector...
Definition: DenseVector.h:179
LeftOperand leftOperand() const
Returns the left-hand side sparse vector operand.
Definition: SVecSVecAddExpr.h:204
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:2408
Type ElementType
Type of the sparse matrix elements.
Definition: CompressedMatrix.h:251
VT1::ReturnType RN1
Return type of the left-hand side sparse vector expression.
Definition: SVecSVecAddExpr.h:96
AddExprTrait< RN1, RN2 >::Type ExprReturnType
Expression return type for the subscript operator.
Definition: SVecSVecAddExpr.h:114
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:690
Header file for the Computation base class.
bool isAliased(const T *alias) const
Returns whether the expression is aliased with the given address alias.
Definition: SVecSVecAddExpr.h:238
RightOperand rhs_
Right-hand side sparse vector of the addition expression.
Definition: SVecSVecAddExpr.h:246
Constraint on the data type.
Expression object for sparse vector-sparse vector additions.The SVecSVecAddExpr class represents the ...
Definition: Forward.h:117
void smpAddAssign(DenseMatrix< 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:122
SVecSVecAddExpr< VT1, VT2, TF > This
Type of this SVecSVecAddExpr instance.
Definition: SVecSVecAddExpr.h:133
const This & CompositeType
Data type for composite expression templates.
Definition: CompressedMatrix.h:253
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 DisableIf class template.
Header file for the IsTemporary type trait class.
RightOperand rightOperand() const
Returns the right-hand side sparse vector operand.
Definition: SVecSVecAddExpr.h:214
Header file for the VecVecAddExpr base class.
VT2::TransposeType TT2
Transpose type of the right-hand side sparse vector expression.
Definition: SVecSVecAddExpr.h:101
const Element * ConstIterator
Iterator over constant elements.
Definition: CompressedMatrix.h:2412
bool canAlias(const T *alias) const
Returns whether the expression can alias with the given address alias.
Definition: SVecSVecAddExpr.h:226
size_t nonZeros() const
Returns the number of non-zero elements in the sparse vector.
Definition: SVecSVecAddExpr.h:194
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:271
const DenseIterator< Type > operator+(const DenseIterator< Type > &it, ptrdiff_t inc)
Addition between a DenseIterator and an integral value.
Definition: DenseIterator.h:556
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:70
#define BLAZE_CONSTRAINT_MUST_BE_SPARSE_VECTOR_TYPE(T)
Constraint on the data type.In case the given data type T is not a sparse, N-dimensional vector type...
Definition: SparseVector.h:79
Constraint on the data type.
#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
CompressedMatrix< Type, false > TransposeType
Transpose type for expression template evaluations.
Definition: CompressedMatrix.h:2405
void multAssign(Matrix< MT1, SO1 > &lhs, const Matrix< MT2, SO2 > &rhs)
Default implementation of the multiplication assignment of a matrix to a matrix.
Definition: Matrix.h:361
Header file for the SelectType class template.
Header file for all forward declarations for expression class templates.
Constraint on the data type.
Header file for the EnableIf class template.
VT1::CompositeType CT1
Composite type of the left-hand side sparse vector expression.
Definition: SVecSVecAddExpr.h:98
Header file for the serial shim.
VT1::ResultType RT1
Result type of the left-hand side sparse vector expression.
Definition: SVecSVecAddExpr.h:94
const Type & ReturnType
Return type for expression template evaluations.
Definition: CompressedMatrix.h:2407
Removal of reference modifiers.The RemoveCV type trait removes any reference modifiers from the given...
Definition: RemoveReference.h:69
const ResultType CompositeType
Data type for composite expression templates.
Definition: SVecSVecAddExpr.h:142
Header file for run time assertion macros.
Base template for the AddTrait class.
Definition: AddTrait.h:141
Header file for the addition trait.
ResultType::TransposeType TransposeType
Transpose type for expression template evaluations.
Definition: SVecSVecAddExpr.h:135
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:301
Substitution Failure Is Not An Error (SFINAE) class.The EnableIf class template is an auxiliary tool ...
Definition: EnableIf.h:184
VT2::ReturnType RN2
Return type of the right-hand side sparse vector expression.
Definition: SVecSVecAddExpr.h:97
VT2::CompositeType CT2
Composite type of the right-hand side sparse vector expression.
Definition: SVecSVecAddExpr.h:99
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:331
size_t size() const
Returns the current size/dimension of the vector.
Definition: SVecSVecAddExpr.h:184
Header file for the isDefault shim.
SVecSVecAddExpr(const VT1 &lhs, const VT2 &rhs)
Constructor for the SVecSVecAddExpr class.
Definition: SVecSVecAddExpr.h:159
VT1::TransposeType TT1
Transpose type of the left-hand side sparse vector expression.
Definition: SVecSVecAddExpr.h:100
SelectType< IsExpression< VT2 >::value, const VT2, const VT2 & >::Type RightOperand
Composite type of the right-hand side sparse vector expression.
Definition: SVecSVecAddExpr.h:148
Header file for the RemoveReference type trait.
Substitution Failure Is Not An Error (SFINAE) class.The DisableIf class template is an auxiliary tool...
Definition: DisableIf.h:184
ResultType::ElementType ElementType
Resulting element type.
Definition: SVecSVecAddExpr.h:136
const SelectType< returnExpr, ExprReturnType, ElementType >::Type ReturnType
Return type for expression template evaluations.
Definition: SVecSVecAddExpr.h:139
AddTrait< RT1, RT2 >::Type ResultType
Result type for expression template evaluations.
Definition: SVecSVecAddExpr.h:134
Header file for the IsComputation type trait class.
SelectType< IsExpression< VT1 >::value, const VT1, const VT1 & >::Type LeftOperand
Composite type of the left-hand side sparse vector expression.
Definition: SVecSVecAddExpr.h:145
Base class for sparse vectors.The SparseVector class is a base class for all arbitrarily sized (N-dim...
Definition: Forward.h:108
#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:2403
Header file for basic type definitions.
Header file for the SubvectorExprTrait class template.
ReturnType operator[](size_t index) const
Subscript operator for the direct access to the vector elements.
Definition: SVecSVecAddExpr.h:173
LeftOperand lhs_
Left-hand side sparse vector of the addition expression.
Definition: SVecSVecAddExpr.h:245
Header file for the IsResizable type trait.
#define BLAZE_CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG(T, TF)
Constraint on the data type.In case the given data type T is not a dense or sparse vector type and in...
Definition: TransposeFlag.h:238
#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
Header file for the IsExpression type trait class.
Header file for the FunctionTrace class.