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int.cpp
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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 *
6 * Copyright:
7 * Christian Schulte, 2002
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33
34#include <gecode/int.hh>
35
36namespace Gecode {
37
38 IntVar::IntVar(Space& home, int min, int max)
39 : VarImpVar<Int::IntVarImp>(new (home) Int::IntVarImp(home,min,max)) {
40 Int::Limits::check(min,"IntVar::IntVar");
41 Int::Limits::check(max,"IntVar::IntVar");
42 if (min > max)
43 throw Int::VariableEmptyDomain("IntVar::IntVar");
44 }
45
46 IntVar::IntVar(Space& home, const IntSet& ds)
47 : VarImpVar<Int::IntVarImp>(new (home) Int::IntVarImp(home,ds)) {
48 Int::Limits::check(ds.min(),"IntVar::IntVar");
49 Int::Limits::check(ds.max(),"IntVar::IntVar");
50 if (ds.size() == 0)
51 throw Int::VariableEmptyDomain("IntVar::IntVar");
52 }
53
54}
55
56// STATISTICS: int-var
57
Integer sets.
Definition int.hh:174
int min(int i) const
Return minimum of range at position i.
int max(int i) const
Return maximum of range at position i.
unsigned int size(void) const
Return size (cardinality) of set.
int min(void) const
Return minimum of domain.
Definition int.hpp:62
IntVar(void)
Default constructor.
Definition int.hpp:47
int max(void) const
Return maximum of domain.
Definition int.hpp:70
Integer variable implementation.
Definition var-imp.hpp:89
Exception: Variable created with empty domain
Definition exception.hpp:59
Computation spaces.
Definition core.hpp:1742
Variables as interfaces to variable implementations.
Definition var.hpp:47
void check(int n, const char *l)
Check whether n is in range, otherwise throw out of limits with information l.
Definition limits.hpp:46
Gecode toplevel namespace
void min(Home home, FloatVar x0, FloatVar x1, FloatVar x2)
Post propagator for .
void max(Home home, FloatVar x0, FloatVar x1, FloatVar x2)
Post propagator for .