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Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak > Class Template Reference
[Integer propagators]

Argument maximum propagator. More...

#include <arithmetic.hh>

List of all members.

Public Member Functions

virtual Actorcopy (Space &home)
 Copy propagator during cloning.
virtual PropCost cost (const Space &home, const ModEventDelta &med) const
 Cost function.
virtual void reschedule (Space &home)
 Schedule function.
virtual ExecStatus propagate (Space &home, const ModEventDelta &med)
 Perform propagation.
virtual size_t dispose (Space &home)
 Delete propagator and return its size.

Static Public Member Functions

static ExecStatus post (Home home, IdxViewArray< VA > &x, VB y)
 Post propagator $ \operatorname{argmax} x=y$.

Protected Member Functions

 ArgMax (Space &home, ArgMax &p)
 Constructor for cloning p.
 ArgMax (Home home, IdxViewArray< VA > &x, VB y)
 Constructor for posting.

Protected Attributes

IdxViewArray< VA > x
 Map of index and views.
VB y
 Position of maximum view (maximal argument).

Detailed Description

template<class VA, class VB, bool tiebreak>
class Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >

Argument maximum propagator.

Tiebreaking is used if tiebreak is true and views can be shared if shread is true.

Requires

Definition at line 260 of file arithmetic.hh.


Constructor & Destructor Documentation

template<class VA , class VB , bool tiebreak>
Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >::ArgMax ( Space home,
ArgMax< VA, VB, tiebreak > &  p 
) [inline, protected]

Constructor for cloning p.

Definition at line 75 of file argmax.hpp.

template<class VA , class VB , bool tiebreak>
Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >::ArgMax ( Home  home,
IdxViewArray< VA > &  x,
VB  y 
) [inline, protected]

Constructor for posting.

Definition at line 39 of file argmax.hpp.


Member Function Documentation

template<class VA , class VB , bool tiebreak>
Actor * Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >::copy ( Space home  )  [inline, virtual]

Copy propagator during cloning.

Implements Gecode::Actor.

Definition at line 83 of file argmax.hpp.

template<class VA , class VB , bool tiebreak>
PropCost Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >::cost ( const Space home,
const ModEventDelta med 
) const [inline, virtual]

Cost function.

Implements Gecode::Propagator.

Definition at line 89 of file argmax.hpp.

template<class VA , class VB , bool tiebreak>
void Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >::reschedule ( Space home  )  [inline, virtual]

Schedule function.

Implements Gecode::Propagator.

Definition at line 95 of file argmax.hpp.

template<class VA , class VB , bool tiebreak>
ExecStatus Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >::propagate ( Space home,
const ModEventDelta med 
) [inline, virtual]

Perform propagation.

Implements Gecode::Propagator.

Definition at line 102 of file argmax.hpp.

template<class VA , class VB , bool tiebreak>
size_t Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >::dispose ( Space home  )  [inline, virtual]

Delete propagator and return its size.

Reimplemented from Gecode::Actor.

Definition at line 254 of file argmax.hpp.

template<class VA , class VB , bool tiebreak>
ExecStatus Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >::post ( Home  home,
IdxViewArray< VA > &  x,
VB  y 
) [inline, static]

Post propagator $ \operatorname{argmax} x=y$.

Note that y must be constrained to be in the proper range for the index values in x.

Definition at line 47 of file argmax.hpp.


Member Data Documentation

template<class VA, class VB, bool tiebreak>
IdxViewArray<VA> Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >::x [protected]

Map of index and views.

Definition at line 263 of file arithmetic.hh.

template<class VA, class VB, bool tiebreak>
VB Gecode::Int::Arithmetic::ArgMax< VA, VB, tiebreak >::y [protected]

Position of maximum view (maximal argument).

Definition at line 265 of file arithmetic.hh.


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