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>
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. | |
bool | initialized (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 241 of file bnd-sup.hpp.
Constructor & Destructor Documentation
Gecode::Int::GCC::PartialSum< Card >::PartialSum | ( | void | ) | [inline] |
Constructor.
Definition at line 298 of file bnd-sup.hpp.
Member Function Documentation
void Gecode::Int::GCC::PartialSum< Card >::init | ( | Space & | home, | |
ViewArray< Card > & | k, | |||
bool | up | |||
) | [inline] |
Initialization.
Definition at line 307 of file bnd-sup.hpp.
void Gecode::Int::GCC::PartialSum< Card >::reinit | ( | void | ) | [inline] |
Mark datstructure as requiring reinitialization.
Definition at line 374 of file bnd-sup.hpp.
bool Gecode::Int::GCC::PartialSum< Card >::initialized | ( | void | ) | const [inline] |
Test whether already initialized.
Definition at line 302 of file bnd-sup.hpp.
int Gecode::Int::GCC::PartialSum< Card >::sumup | ( | int | from, | |
int | to | |||
) | const [inline] |
Compute the maximum capacity of an interval.
Definition at line 381 of file bnd-sup.hpp.
int Gecode::Int::GCC::PartialSum< Card >::minValue | ( | void | ) | const [inline] |
Return smallest bound of variables.
Definition at line 395 of file bnd-sup.hpp.
int Gecode::Int::GCC::PartialSum< Card >::maxValue | ( | void | ) | const [inline] |
Return largest bound of variables.
Definition at line 400 of file bnd-sup.hpp.
int Gecode::Int::GCC::PartialSum< Card >::skipNonNullElementsRight | ( | int | v | ) | const [inline] |
Skip neigbouring array entries if their values do not differ.
Definition at line 407 of file bnd-sup.hpp.
int Gecode::Int::GCC::PartialSum< Card >::skipNonNullElementsLeft | ( | int | v | ) | const [inline] |
Skip neigbouring array entries if their values do not differ.
Definition at line 414 of file bnd-sup.hpp.
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 436 of file bnd-sup.hpp.
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 422 of file bnd-sup.hpp.
Member Data Documentation
int Gecode::Int::GCC::PartialSum< Card >::firstValue |
Sentinels indicating whether an end of sum is reached.
Definition at line 249 of file bnd-sup.hpp.
int Gecode::Int::GCC::PartialSum< Card >::lastValue |
Definition at line 249 of file bnd-sup.hpp.
The documentation for this class was generated from the following file:
- gecode/int/gcc/bnd-sup.hpp (Revision: 13068)