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values-ranges.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 *
6 * Copyright:
7 * Christian Schulte, 2004
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
12 *
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33
34namespace Gecode { namespace Iter { namespace Values {
35
45 template<class I>
46 class ToRanges : public Ranges::MinMax {
47 protected:
49 I i;
50 public:
52
53
54 ToRanges(void);
58 void init(I& i);
60
62
63
64 void operator ++(void);
66 };
67
68 template<class I>
71
72 template<class I>
73 forceinline void
75 if (!i()) {
76 finish(); return;
77 }
78 mi = i.val(); ma = i.val();
79 ++i;
80 while (i() && (ma+1 >= i.val())) {
81 ma = i.val(); ++i;
82 }
83 }
84
85 template<class I>
88 : i(i0) {
90 }
91
92 template<class I>
93 forceinline void
95 i = i0;
96 operator ++();
97 }
98
99}}}
100
101// STATISTICS: iter-any
102
Base for range iterators with explicit min and max.
Range iterator from value iterator.
void init(I &i)
Initialize with value iterator i.
void operator++(void)
Move iterator to next range (if possible)
ToRanges(void)
Default constructor.
ToRanges(I &i)
Initialize with value iterator i.
Gecode toplevel namespace
#define forceinline
Definition config.hpp:187