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float.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 * Vincent Barichard <Vincent.Barichard@univ-angers.fr>
6 *
7 * Copyright:
8 * Christian Schulte, 2002
9 * Vincent Barichard, 2012
10 *
11 * This file is part of Gecode, the generic constraint
12 * development environment:
13 * http://www.gecode.org
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35
36namespace Gecode {
37
38 forceinline void
39 FloatVar::_init(Space& home, FloatNum min, FloatNum max) {
40 x = new (home) Float::FloatVarImp(home,FloatVal(min,max));
41 }
42
47 : VarImpVar<Float::FloatVarImp>(y.varimp()) {}
50 : VarImpVar<Float::FloatVarImp>(y.varimp()) {}
51
53 FloatVar::val(void) const {
54 if (!x->assigned())
55 throw Float::ValOfUnassignedVar("FloatVar::val");
56 return x->val();
57 }
59 FloatVar::min(void) const {
60 return x->min();
61 }
63 FloatVar::med(void) const {
64 return x->med();
65 }
67 FloatVar::max(void) const {
68 return x->max();
69 }
70
72 FloatVar::domain(void) const {
73 return x->domain();
74 }
75
77 FloatVar::size(void) const {
78 return x->size();
79 }
80
81 forceinline bool
82 FloatVar::in(const FloatVal& n) const {
83 return x->in(n);
84 }
85
86}
87
88// STATISTICS: float-var
89
Float value type.
Definition float.hh:334
bool in(const FloatVal &n) const
Test whether n is contained in domain.
Definition float.hpp:82
FloatVal domain(void) const
Return domain.
Definition float.hpp:72
FloatNum med(void) const
Return median of domain.
Definition float.hpp:63
FloatNum size(void) const
Return size of domain (distance between maximum and minimum)
Definition float.hpp:77
FloatNum min(void) const
Return minimum of domain.
Definition float.hpp:59
FloatVar(void)
Default constructor.
Definition float.hpp:44
FloatVal val(void) const
Return assigned value.
Definition float.hpp:53
FloatNum max(void) const
Return maximum of domain.
Definition float.hpp:67
Float view for float variables.
Definition view.hpp:52
Exception: Attempt to access value of unassigned variable
Computation spaces.
Definition core.hpp:1744
Float::FloatVarImp * varimp(void) const
Definition var.hpp:96
double FloatNum
Floating point number base type.
Definition float.hh:106
Floating point numbers.
Gecode toplevel namespace
void min(Home home, FloatVar x0, FloatVar x1, FloatVar x2)
Post propagator for .
Post propagator for SetVar SetOpType SetVar y
Definition set.hh:773
void max(Home home, FloatVar x0, FloatVar x1, FloatVar x2)
Post propagator for .
#define forceinline
Definition config.hpp:194