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convex.hh
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1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Guido Tack <tack@gecode.org>
5 * Christian Schulte <schulte@gecode.org>
6 *
7 * Contributing authors:
8 * Gabor Szokoli <szokoli@gecode.org>
9 *
10 * Copyright:
11 * Guido Tack, 2004
12 * Christian Schulte, 2004
13 * Gabor Szokoli, 2004
14 *
15 * This file is part of Gecode, the generic constraint
16 * development environment:
17 * http://www.gecode.org
18 *
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39
40#ifndef __GECODE_SET_CONVEX_HH__
41#define __GECODE_SET_CONVEX_HH__
42
43#include <gecode/set.hh>
44
45namespace Gecode { namespace Set { namespace Convex {
46
58 class Convex : public UnaryPropagator<SetView,PC_SET_ANY> {
59 protected:
61 Convex(Space& home, Convex& p);
63 Convex(Home home, SetView);
64 public:
66 GECODE_SET_EXPORT virtual Actor* copy(Space& home);
70 static ExecStatus post(Home home,SetView x);
71 };
72
80 class ConvexHull : public BinaryPropagator<SetView,PC_SET_ANY> {
81 protected:
86 public:
88 GECODE_SET_EXPORT virtual Actor* copy(Space& home);
92 static ExecStatus post(Home home,SetView x,SetView y);
93 };
94
95
96}}}
97
100
101#endif
102
103// STATISTICS: set-prop
int p
Number of positive literals for node type.
Base-class for both propagators and branchers.
Definition core.hpp:628
Binary propagator.
Definition pattern.hpp:84
Home class for posting propagators
Definition core.hpp:856
ModEventDelta med
A set of modification events (used during propagation)
Definition core.hpp:1075
Propagator for the convex hull constraint
Definition convex.hh:80
ConvexHull(Space &home, ConvexHull &)
Constructor for cloning p.
Definition hull.hpp:52
static ExecStatus post(Home home, SetView x, SetView y)
Post propagator that propagates that y is the convex hull of x.
Definition hull.hpp:56
virtual ExecStatus propagate(Space &home, const ModEventDelta &med)
Perform propagation.
Definition hull.cpp:50
virtual Actor * copy(Space &home)
Copy propagator during cloning.
Definition hull.cpp:45
Propagator for the convex constraint
Definition convex.hh:58
virtual Actor * copy(Space &home)
Copy propagator during cloning.
Definition conv.cpp:43
virtual ExecStatus propagate(Space &home, const ModEventDelta &med)
Perform propagation.
Definition conv.cpp:48
static ExecStatus post(Home home, SetView x)
Post propagator that propagates that x is convex.
Definition conv.hpp:56
Set view for set variables
Definition view.hpp:56
Computation spaces.
Definition core.hpp:1742
Unary propagator.
Definition pattern.hpp:55
#define GECODE_SET_EXPORT
Definition set.hh:67
int ModEventDelta
Modification event deltas.
Definition core.hpp:89
Gecode toplevel namespace
Post propagator for SetVar SetOpType SetVar y
Definition set.hh:767
ExecStatus
Definition core.hpp:472
Post propagator for SetVar x
Definition set.hh:767