Generated on Thu Mar 22 10:39:40 2012 for Gecode by doxygen 1.6.3

precede.cpp

Go to the documentation of this file.
00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Christopher Mears <Chris.Mears@monash.edu>
00005  *
00006  *  Contributing authors:
00007  *     Christian Schulte <schulte@gecode.org>
00008  *     Guido Tack <tack@gecode.org>
00009  *
00010  *  Copyright:
00011  *     Christopher Mears, 2011
00012  *     Christian Schulte, 2011
00013  *     Guido Tack, 2011
00014  *
00015  *  Last modified:
00016  *     $Date: 2011-07-12 12:49:06 +0200 (Tue, 12 Jul 2011) $ by $Author: tack $
00017  *     $Revision: 12172 $
00018  *
00019  *  This file is part of Gecode, the generic constraint
00020  *  development environment:
00021  *     http://www.gecode.org
00022  *
00023  *  Permission is hereby granted, free of charge, to any person obtaining
00024  *  a copy of this software and associated documentation files (the
00025  *  "Software"), to deal in the Software without restriction, including
00026  *  without limitation the rights to use, copy, modify, merge, publish,
00027  *  distribute, sublicense, and/or sell copies of the Software, and to
00028  *  permit persons to whom the Software is furnished to do so, subject to
00029  *  the following conditions:
00030  *
00031  *  The above copyright notice and this permission notice shall be
00032  *  included in all copies or substantial portions of the Software.
00033  *
00034  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00035  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00036  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00037  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00038  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00039  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00040  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00041  *
00042  */
00043 
00044 #include <gecode/set/precede.hh>
00045 
00046 namespace Gecode {
00047 
00048   void
00049   precede(Home home, const SetVarArgs& x, int s, int t) {
00050     using namespace Set;
00051     Limits::check(s,"Set::precede");
00052     Limits::check(t,"Set::precede");
00053     if (home.failed()) return;
00054 
00055     ViewArray<SetView> y(home, x);
00056     GECODE_ES_FAIL(Precede::Single<SetView>::post(home, y, s, t));
00057   }
00058 
00059   void
00060   precede(Home home, const SetVarArgs& x, const IntArgs& c) {
00061     using namespace Set;
00062     for (int i=c.size(); i--; )
00063       Limits::check(c[i],"Set::precede");
00064     if (home.failed()) return;
00065 
00066     for (int i=c.size()-1; i--; ) {
00067       ViewArray<SetView> y(home, x);
00068       GECODE_ES_FAIL(Precede::Single<SetView>::post(home, y, c[i], c[i+1]));
00069     }
00070   }
00071 
00072 }
00073 
00074 // STATISTICS: set-post