Generated on Tue Feb 11 2025 17:33:26 for Gecode by doxygen 1.12.0
Gecode::ViewSelRnd< View > Class Template Reference

Select a view randomly. More...

#include <view-sel.hpp>

Protected Types

typedef ViewSel< View >::Var Var
 

Protected Attributes

Rnd r
 The random number generator used.
 

Initialization

 ViewSelRnd (Space &home, const VarBranch< Var > &vb)
 Constructor for creation.
 
 ViewSelRnd (Space &home, ViewSelRnd< View > &vs)
 Constructor for copying during cloning.
 

View selection and tie breaking

virtual int select (Space &home, ViewArray< View > &x, int s)
 Select a view from x starting from s and return its position.
 
virtual int select (Space &home, ViewArray< View > &x, int s, BrancherFilter< View > &f)
 Select a view from x starting from s and return its position.
 
virtual void ties (Space &home, ViewArray< View > &x, int s, int *ties, int &n)
 Select ties from x starting from s.
 
virtual void ties (Space &home, ViewArray< View > &x, int s, int *ties, int &n, BrancherFilter< View > &f)
 Select ties from x starting from s.
 
virtual void brk (Space &home, ViewArray< View > &x, int *ties, int &n)
 Break ties in x and update to new ties.
 
virtual int select (Space &home, ViewArray< View > &x, int *ties, int n)
 Select a view from x considering view with positions in ties.
 

Resource management and cloning

virtual ViewSel< View > * copy (Space &home)
 Create copy during cloning.
 

Additional Inherited Members

- Public Types inherited from Gecode::ViewSel< View >
typedef View View
 Define the view type.
 
typedef View::VarType Var
 The corresponding variable type.
 
- Public Member Functions inherited from Gecode::ViewSel< View >
 ViewSel (Space &home, const VarBranch< Var > &vb)
 Constructor for creation.
 
 ViewSel (Space &home, ViewSel< View > &vs)
 Constructor for copying during cloning.
 
virtual int select (Space &home, ViewArray< View > &x, int s, BrancherNoFilter< View > &f)
 Select a view from x starting from s and return its position.
 
virtual void ties (Space &home, ViewArray< View > &x, int s, int *ties, int &n, BrancherNoFilter< View > &f)
 Select ties from x starting from s.
 
virtual bool notice (void) const
 Whether dispose must always be called (that is, notice is needed)
 
virtual void dispose (Space &home)
 Dispose view selection.
 
virtual ~ViewSel (void)
 Unused destructor.
 
- Static Public Member Functions inherited from Gecode::ViewSel< View >
static void * operator new (size_t s, Space &home)
 Allocate memory from space.
 
static void operator delete (void *p, Space &home)
 Return memory to space.
 
static void operator delete (void *p)
 Needed for exceptions.
 

Detailed Description

template<class View>
class Gecode::ViewSelRnd< View >

Select a view randomly.

Definition at line 149 of file view-sel.hpp.

Member Typedef Documentation

◆ Var

template<class View >
ViewSel<View>::Var Gecode::ViewSelRnd< View >::Var
protected

Definition at line 151 of file view-sel.hpp.

Constructor & Destructor Documentation

◆ ViewSelRnd() [1/2]

template<class View >
Gecode::ViewSelRnd< View >::ViewSelRnd ( Space & home,
const VarBranch< Var > & vb )
inline

Constructor for creation.

Definition at line 480 of file view-sel.hpp.

◆ ViewSelRnd() [2/2]

template<class View >
Gecode::ViewSelRnd< View >::ViewSelRnd ( Space & home,
ViewSelRnd< View > & vs )
inline

Constructor for copying during cloning.

Definition at line 484 of file view-sel.hpp.

Member Function Documentation

◆ select() [1/3]

template<class View >
int Gecode::ViewSelRnd< View >::select ( Space & home,
ViewArray< View > & x,
int s )
virtual

Select a view from x starting from s and return its position.

Implements Gecode::ViewSel< View >.

Definition at line 488 of file view-sel.hpp.

◆ select() [2/3]

template<class View >
int Gecode::ViewSelRnd< View >::select ( Space & home,
ViewArray< View > & x,
int s,
BrancherFilter< View > & f )
virtual

Select a view from x starting from s and return its position.

Implements Gecode::ViewSel< View >.

Definition at line 501 of file view-sel.hpp.

◆ ties() [1/2]

template<class View >
void Gecode::ViewSelRnd< View >::ties ( Space & home,
ViewArray< View > & x,
int s,
int * ties,
int & n )
virtual

Select ties from x starting from s.

Implements Gecode::ViewSel< View >.

Definition at line 515 of file view-sel.hpp.

◆ ties() [2/2]

template<class View >
void Gecode::ViewSelRnd< View >::ties ( Space & home,
ViewArray< View > & x,
int s,
int * ties,
int & n,
BrancherFilter< View > & f )
virtual

Select ties from x starting from s.

Implements Gecode::ViewSel< View >.

Definition at line 521 of file view-sel.hpp.

◆ brk()

template<class View >
void Gecode::ViewSelRnd< View >::brk ( Space & home,
ViewArray< View > & x,
int * ties,
int & n )
virtual

Break ties in x and update to new ties.

Implements Gecode::ViewSel< View >.

Definition at line 528 of file view-sel.hpp.

◆ select() [3/3]

template<class View >
int Gecode::ViewSelRnd< View >::select ( Space & home,
ViewArray< View > & x,
int * ties,
int n )
virtual

Select a view from x considering view with positions in ties.

Implements Gecode::ViewSel< View >.

Definition at line 534 of file view-sel.hpp.

◆ copy()

template<class View >
ViewSel< View > * Gecode::ViewSelRnd< View >::copy ( Space & home)
virtual

Create copy during cloning.

Implements Gecode::ViewSel< View >.

Definition at line 539 of file view-sel.hpp.

Member Data Documentation

◆ r

template<class View >
Rnd Gecode::ViewSelRnd< View >::r
protected

The random number generator used.

Definition at line 153 of file view-sel.hpp.


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