convex.hh

00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Guido Tack <tack@gecode.org>
00005  *     Christian Schulte <schulte@gecode.org>
00006  *
00007  *  Contributing authors:
00008  *     Gabor Szokoli <szokoli@gecode.org>
00009  *
00010  *  Copyright:
00011  *     Guido Tack, 2004
00012  *     Christian Schulte, 2004
00013  *     Gabor Szokoli, 2004
00014  *
00015  *  Last modified:
00016  *     $Date: 2008-01-29 13:37:51 +0100 (Tue, 29 Jan 2008) $ by $Author: tack $
00017  *     $Revision: 5993 $
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 #ifndef __GECODE_SET_CONVEX_HH__
00045 #define __GECODE_SET_CONVEX_HH__
00046 
00047 #include "gecode/set.hh"
00048 
00049 namespace Gecode { namespace Set { namespace Convex {
00050 
00063   class Convex : public UnaryPropagator<SetView,PC_SET_ANY> {
00064   protected:
00066     Convex(Space* home, bool share, Convex& p);
00068     Convex(Space* home, SetView);
00069   public:
00071     GECODE_SET_EXPORT virtual Actor*      copy(Space* home,bool);
00073     GECODE_SET_EXPORT virtual ExecStatus  propagate(Space* home, ModEventDelta med);
00075     static  ExecStatus  post(Space* home,SetView x);
00077     GECODE_SET_EXPORT
00078     virtual Reflection::ActorSpec spec(const Space* home,
00079                                         Reflection::VarMap& m) const;
00081     static void post(Space* home, Reflection::VarMap& vars,
00082                      const Reflection::ActorSpec& spec);
00084     static Support::Symbol ati(void);
00085   };
00086 
00094   class ConvexHull : public BinaryPropagator<SetView,PC_SET_ANY> {
00095   protected:
00097     ConvexHull(Space* home, bool share, ConvexHull&);
00099     ConvexHull(Space* home, SetView, SetView);
00100   public:
00102     GECODE_SET_EXPORT virtual Actor*  copy(Space* home,bool);
00104     GECODE_SET_EXPORT virtual ExecStatus  propagate(Space* home, ModEventDelta med);
00106     static  ExecStatus  post(Space* home,SetView x,SetView y);
00108     GECODE_SET_EXPORT
00109     virtual Reflection::ActorSpec spec(const Space* home,
00110                                         Reflection::VarMap& m) const;
00112     static void post(Space* home, Reflection::VarMap& vars,
00113                      const Reflection::ActorSpec& spec);
00115     static Support::Symbol ati(void);
00116   };
00117 
00118 
00119 }}}
00120 
00121 #include "gecode/set/convex/conv.icc"
00122 #include "gecode/set/convex/hull.icc"
00123 
00124 #endif
00125 
00126 // STATISTICS: set-prop