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delta.hpp
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1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Christian Schulte <schulte@gecode.org>
5 * Guido Tack <tack@gecode.org>
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8 * Christian Schulte, 2007
9 * Guido Tack, 2007
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35
36namespace Gecode { namespace Set {
37
39 SetDelta::SetDelta(void) : _glbMin(1), _glbMax(0), _lubMin(1), _lubMax(0) {}
40
42 SetDelta::SetDelta(int glbMin, int glbMax,
43 int lubMin, int lubMax)
44 : _glbMin(glbMin), _glbMax(glbMax),
45 _lubMin(lubMin), _lubMax(lubMax) {}
46
47 forceinline int
48 SetDelta::glbMin(void) const {
49 return _glbMin;
50 }
51 forceinline int
52 SetDelta::glbMax(void) const {
53 return _glbMax;
54 }
55 forceinline int
56 SetDelta::lubMin(void) const {
57 return _lubMin;
58 }
59 forceinline int
60 SetDelta::lubMax(void) const {
61 return _lubMax;
62 }
63 forceinline bool
64 SetDelta::glbAny(void) const {
65 return _glbMin > _glbMax;
66 }
67 forceinline bool
68 SetDelta::lubAny(void) const {
69 return _lubMin > _lubMax;
70 }
71
72}}
73
74// STATISTICS: set-var
bool glbAny(void) const
Test whether delta represents any domain change in glb.
Definition delta.hpp:64
bool lubAny(void) const
Test whether delta represents any domain change in lub.
Definition delta.hpp:68
int lubMax(void) const
Return lub maximum.
Definition delta.hpp:60
int glbMin(void) const
Return glb minimum.
Definition delta.hpp:48
SetDelta(void)
Create set delta as providing no information (if any is true)
Definition delta.hpp:39
int lubMin(void) const
Return lub minimum.
Definition delta.hpp:56
int glbMax(void) const
Return glb maximum.
Definition delta.hpp:52
Gecode toplevel namespace
#define forceinline
Definition config.hpp:187