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reify.hpp

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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Christian Schulte <schulte@gecode.org>
00005  *
00006  *  Copyright:
00007  *     Christian Schulte, 2011
00008  *
00009  *  This file is part of Gecode, the generic constraint
00010  *  development environment:
00011  *     http://www.gecode.org
00012  *
00013  *  Permission is hereby granted, free of charge, to any person obtaining
00014  *  a copy of this software and associated documentation files (the
00015  *  "Software"), to deal in the Software without restriction, including
00016  *  without limitation the rights to use, copy, modify, merge, publish,
00017  *  distribute, sublicense, and/or sell copies of the Software, and to
00018  *  permit persons to whom the Software is furnished to do so, subject to
00019  *  the following conditions:
00020  *
00021  *  The above copyright notice and this permission notice shall be
00022  *  included in all copies or substantial portions of the Software.
00023  *
00024  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00025  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00026  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00027  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00028  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00029  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00030  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00031  *
00032  */
00033 
00034 namespace Gecode {
00035 
00036   /*
00037    * The reification class
00038    *
00039    */
00040 
00041   forceinline
00042   Reify::Reify(void)
00043     : rm(RM_EQV) {}
00044   forceinline
00045   Reify::Reify(BoolVar x0, ReifyMode rm0)
00046     : x(x0), rm(rm0) {}
00047   forceinline BoolVar
00048   Reify::var(void) const {
00049     return x;
00050   }
00051   forceinline void
00052   Reify::var(BoolVar x0) {
00053     x = x0;
00054   }
00055   forceinline ReifyMode
00056   Reify::mode(void) const {
00057     return rm;
00058   }
00059   forceinline void
00060   Reify::mode(ReifyMode rm0) {
00061     rm = rm0;
00062   }
00063 
00064   /*
00065    * Reification convenience functions
00066    *
00067    */
00068   forceinline Reify
00069   eqv(BoolVar x) {
00070     return Reify(x,RM_EQV);
00071   }
00072   forceinline Reify
00073   imp(BoolVar x) {
00074     return Reify(x,RM_IMP);
00075   }
00076   forceinline Reify
00077   pmi(BoolVar x) {
00078     return Reify(x,RM_PMI);
00079   }
00080 
00081 }
00082 
00083 // STATISTICS: int-post
00084