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fwd-to-bwd.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, 2009
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
12 *
13 * Permission is hereby granted, free of charge, to any person obtaining
14 * a copy of this software and associated documentation files (the
15 * "Software"), to deal in the Software without restriction, including
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18 * permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
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33
34namespace Gecode { namespace Int {
35
36 /*
37 * Task mapper: map forward task to view to backward task View
38 */
39 template<class TaskView>
40 forceinline int
42 return -TaskView::lct();
43 }
44 template<class TaskView>
45 forceinline int
47 return -TaskView::lst();
48 }
49 template<class TaskView>
50 forceinline int
52 return -TaskView::ect();
53 }
54 template<class TaskView>
55 forceinline int
57 return -TaskView::est();
58 }
59 template<class TaskView>
60 forceinline int
62 return TaskView::pmin();
63 }
64 template<class TaskView>
65 forceinline int
67 return TaskView::pmax();
68 }
69
70 template<class TaskView>
73 return TaskView::lct(home,-n);
74 }
75 template<class TaskView>
78 return TaskView::lst(home,-n);
79 }
80 template<class TaskView>
83 return TaskView::ect(home,-n);
84 }
85 template<class TaskView>
88 return TaskView::est(home,-n);
89 }
90 template<class TaskView>
92 FwdToBwd<TaskView>::norun(Space& home, int e, int l) {
93 return TaskView::norun(home,-l,-e);
94 }
95
96}}
97
98// STATISTICS: int-var
NNF * l
Left subtree.
int n
Number of negative literals for node type.
int ect(void) const
Return earliest completion time.
int lst(void) const
Return latest start time.
int lct(void) const
Return latest completion time.
ModEvent norun(Space &home, int e, int l)
Update such that task cannot run from e to l.
int est(void) const
Return earliest start time.
int pmin(void) const
Return minimum processing time.
int pmax(void) const
Return maximum processing time.
Computation spaces.
Definition core.hpp:1742
Gecode toplevel namespace
int ModEvent
Type for modification events.
Definition core.hpp:62
#define forceinline
Definition config.hpp:187