Generated on Fri Oct 19 11:26:11 2018 for Gecode by doxygen 1.6.3

Gecode::Int::GCC::PartialSum< Card > Class Template Reference
[Support for GCC bounds propagation]

Partial sum structure for constant time computation of the maximal capacity of an interval. More...

#include <bnd-sup.hpp>

List of all members.

Public Attributes

int firstValue
 Sentinels indicating whether an end of sum is reached.
int lastValue

Initialization



 PartialSum (void)
 Constructor.
void init (Space &home, ViewArray< Card > &k, bool up)
 Initialization.
void reinit (void)
 Mark datstructure as requiring reinitialization.
 operator bool (void) const
 Test whether already initialized.

Access



int sumup (int from, int to) const
 Compute the maximum capacity of an interval.
int minValue (void) const
 Return smallest bound of variables.
int maxValue (void) const
 Return largest bound of variables.
int skipNonNullElementsRight (int v) const
 Skip neigbouring array entries if their values do not differ.
int skipNonNullElementsLeft (int v) const
 Skip neigbouring array entries if their values do not differ.

Update



bool check_update_min (ViewArray< Card > &k)
 Check whether the values in the partial sum structure containting the lower cardinality bounds differ from the actual lower bounds of the cardinalities.
bool check_update_max (ViewArray< Card > &k)
 Check whether the values in the partial sum structure containting the upper cardinality bounds differ from the actual upper bounds of the cardinalities.

Detailed Description

template<class Card>
class Gecode::Int::GCC::PartialSum< Card >

Partial sum structure for constant time computation of the maximal capacity of an interval.

Definition at line 237 of file bnd-sup.hpp.


Constructor & Destructor Documentation

template<class Card >
Gecode::Int::GCC::PartialSum< Card >::PartialSum ( void   )  [inline]

Constructor.

Definition at line 294 of file bnd-sup.hpp.


Member Function Documentation

template<class Card >
void Gecode::Int::GCC::PartialSum< Card >::init ( Space home,
ViewArray< Card > &  k,
bool  up 
) [inline]

Initialization.

Definition at line 303 of file bnd-sup.hpp.

template<class Card >
void Gecode::Int::GCC::PartialSum< Card >::reinit ( void   )  [inline]

Mark datstructure as requiring reinitialization.

Definition at line 370 of file bnd-sup.hpp.

template<class Card >
Gecode::Int::GCC::PartialSum< Card >::operator bool ( void   )  const [inline]

Test whether already initialized.

Definition at line 298 of file bnd-sup.hpp.

template<class Card >
int Gecode::Int::GCC::PartialSum< Card >::sumup ( int  from,
int  to 
) const [inline]

Compute the maximum capacity of an interval.

Definition at line 377 of file bnd-sup.hpp.

template<class Card >
int Gecode::Int::GCC::PartialSum< Card >::minValue ( void   )  const [inline]

Return smallest bound of variables.

Definition at line 391 of file bnd-sup.hpp.

template<class Card >
int Gecode::Int::GCC::PartialSum< Card >::maxValue ( void   )  const [inline]

Return largest bound of variables.

Definition at line 396 of file bnd-sup.hpp.

template<class Card >
int Gecode::Int::GCC::PartialSum< Card >::skipNonNullElementsRight ( int  v  )  const [inline]

Skip neigbouring array entries if their values do not differ.

Definition at line 403 of file bnd-sup.hpp.

template<class Card >
int Gecode::Int::GCC::PartialSum< Card >::skipNonNullElementsLeft ( int  v  )  const [inline]

Skip neigbouring array entries if their values do not differ.

Definition at line 410 of file bnd-sup.hpp.

template<class Card >
bool Gecode::Int::GCC::PartialSum< Card >::check_update_min ( ViewArray< Card > &  k  )  [inline]

Check whether the values in the partial sum structure containting the lower cardinality bounds differ from the actual lower bounds of the cardinalities.

Definition at line 432 of file bnd-sup.hpp.

template<class Card >
bool Gecode::Int::GCC::PartialSum< Card >::check_update_max ( ViewArray< Card > &  k  )  [inline]

Check whether the values in the partial sum structure containting the upper cardinality bounds differ from the actual upper bounds of the cardinalities.

Definition at line 418 of file bnd-sup.hpp.


Member Data Documentation

template<class Card >
int Gecode::Int::GCC::PartialSum< Card >::firstValue

Sentinels indicating whether an end of sum is reached.

Definition at line 245 of file bnd-sup.hpp.

template<class Card >
int Gecode::Int::GCC::PartialSum< Card >::lastValue

Definition at line 245 of file bnd-sup.hpp.


The documentation for this class was generated from the following file: