unary.hh

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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
 *  Main authors:
 *     Christian Schulte <schulte@gecode.org>
 *     Guido Tack <tack@gecode.org>
 *
 *  Copyright:
 *     Christian Schulte, 2009
 *     Guido Tack, 2010
 *
 *  Last modified:
 *     $Date: 2011-07-13 20:01:39 +0200 (Wed, 13 Jul 2011) $ by $Author: schulte $
 *     $Revision: 12197 $
 *
 *  This file is part of Gecode, the generic constraint
 *  development environment:
 *     http://www.gecode.org
 *
 *  Permission is hereby granted, free of charge, to any person obtaining
 *  a copy of this software and associated documentation files (the
 *  "Software"), to deal in the Software without restriction, including
 *  without limitation the rights to use, copy, modify, merge, publish,
 *  distribute, sublicense, and/or sell copies of the Software, and to
 *  permit persons to whom the Software is furnished to do so, subject to
 *  the following conditions:
 *
 *  The above copyright notice and this permission notice shall be
 *  included in all copies or substantial portions of the Software.
 *
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 */

#ifndef __GECODE_INT_UNARY_HH__
#define __GECODE_INT_UNARY_HH__

#include <gecode/int/task.hh>

namespace Gecode { namespace Int { namespace Unary {

  class ManFixPTask {
  protected:
    Int::IntView _s;
    int _p;
  public:


    ManFixPTask(void);
    ManFixPTask(IntVar s, int p);
    void init(IntVar s, int p);
    void init(const ManFixPTask& t);



    int est(void) const;
    int ect(void) const;
    int lst(void) const;
    int lct(void) const;
    int pmin(void) const;
    int pmax(void) const;
    IntVar st(void) const;
    bool mandatory(void) const;
    bool excluded(void) const;
    bool optional(void) const;



    bool assigned(void) const;



    ModEvent est(Space& home, int n);
    ModEvent ect(Space& home, int n);
    ModEvent lst(Space& home, int n);
    ModEvent lct(Space& home, int n);
    ModEvent norun(Space& home, int e, int l);
    ModEvent mandatory(Space& home);
    ModEvent excluded(Space& home);



    void update(Space& home, bool share, ManFixPTask& t);



    void subscribe(Space& home, Propagator& p, PropCond pc=Int::PC_INT_BND);
    void cancel(Space& home, Propagator& p, PropCond pc=Int::PC_INT_BND);

  };

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const ManFixPTask& t);

  class ManFixPSETask : public ManFixPTask {
  protected:
    TaskType _t;
  public:


    ManFixPSETask(void);
    ManFixPSETask(TaskType t, IntVar s, int p);
    void init(TaskType t, IntVar s, int p);
    void init(const ManFixPSETask& t);



    int est(void) const;
    int ect(void) const;
    int lst(void) const;
    int lct(void) const;
    int pmin(void) const;
    int pmax(void) const;



    ModEvent est(Space& home, int n);
    ModEvent ect(Space& home, int n);
    ModEvent lst(Space& home, int n);
    ModEvent lct(Space& home, int n);
    ModEvent norun(Space& home, int e, int l);



    void update(Space& home, bool share, ManFixPSETask& t);

  };

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const ManFixPSETask& t);

  class OptFixPTask : public ManToOptTask<ManFixPTask> {
  protected:
    using ManToOptTask<ManFixPTask>::_m;
  public:


    OptFixPTask(void);
    OptFixPTask(IntVar s, int p, BoolVar m);
    void init(IntVar s, int p, BoolVar m);
  };

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const OptFixPTask& t);

  class OptFixPSETask : public ManToOptTask<ManFixPSETask> {
  protected:
    using ManToOptTask<ManFixPSETask>::_m;
  public:


    OptFixPSETask(void);
    OptFixPSETask(TaskType t, IntVar s, int p, BoolVar m);
    void init(TaskType t, IntVar s, int p, BoolVar m);
  };

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const OptFixPSETask& t);

  class ManFlexTask {
  protected:
    Int::IntView _s;
    Int::IntView _p;
    Int::IntView _e;
  public:


    ManFlexTask(void);
    ManFlexTask(IntVar s, IntVar p, IntVar e);
    void init(IntVar s, IntVar p, IntVar e);
    void init(const ManFlexTask& t);



    int est(void) const;
    int ect(void) const;
    int lst(void) const;
    int lct(void) const;
    int pmin(void) const;
    int pmax(void) const;
    IntVar st(void) const;
    IntVar p(void) const;
    IntVar e(void) const;
    bool mandatory(void) const;
    bool excluded(void) const;
    bool optional(void) const;



    bool assigned(void) const;



    ModEvent est(Space& home, int n);
    ModEvent ect(Space& home, int n);
    ModEvent lst(Space& home, int n);
    ModEvent lct(Space& home, int n);
    ModEvent norun(Space& home, int e, int l);
    ModEvent mandatory(Space& home);
    ModEvent excluded(Space& home);



    void update(Space& home, bool share, ManFlexTask& t);



    void subscribe(Space& home, Propagator& p, PropCond pc=Int::PC_INT_BND);
    void cancel(Space& home, Propagator& p, PropCond pc=Int::PC_INT_BND);

  };

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const ManFlexTask& t);

  class OptFlexTask : public ManToOptTask<ManFlexTask> {
  protected:
    using ManToOptTask<ManFlexTask>::_m;
  public:


    OptFlexTask(void);
    OptFlexTask(IntVar s, IntVar p, IntVar e, BoolVar m);
    void init(IntVar s, IntVar p, IntVar e, BoolVar m);
  };

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const OptFlexTask& t);

}}}

#include <gecode/int/unary/task.hpp>

namespace Gecode { namespace Int { namespace Unary {

  typedef ManFixPTask ManFixPTaskFwd;

  typedef FwdToBwd<ManFixPTaskFwd> ManFixPTaskBwd;

  typedef ManFixPSETask ManFixPSETaskFwd;

  typedef FwdToBwd<ManFixPSETaskFwd> ManFixPSETaskBwd;

  typedef OptFixPTask OptFixPTaskFwd;

  typedef FwdToBwd<OptFixPTaskFwd> OptFixPTaskBwd;

  typedef OptFixPSETask OptFixPSETaskFwd;

  typedef FwdToBwd<OptFixPSETaskFwd> OptFixPSETaskBwd;

  typedef ManFlexTask ManFlexTaskFwd;

  typedef FwdToBwd<ManFlexTaskFwd> ManFlexTaskBwd;

  typedef OptFlexTask OptFlexTaskFwd;

  typedef FwdToBwd<OptFlexTaskFwd> OptFlexTaskBwd;


  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const ManFixPTaskBwd& t);

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const ManFixPSETaskBwd& t);

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const OptFixPTaskBwd& t);

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const OptFixPSETaskBwd& t);

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const ManFlexTaskBwd& t);

  template<class Char, class Traits>
  std::basic_ostream<Char,Traits>&
  operator <<(std::basic_ostream<Char,Traits>& os, const OptFlexTaskBwd& t);

}}}

#include <gecode/int/unary/task-view.hpp>

namespace Gecode { namespace Int {

  template<>
  class TaskViewTraits<Unary::ManFixPTaskFwd> {
  public:
    typedef Unary::ManFixPTask Task;
  };

  template<>
  class TaskViewTraits<Unary::ManFixPTaskBwd> {
  public:
    typedef Unary::ManFixPTask Task;
  };

  template<>
  class TaskViewTraits<Unary::ManFixPSETaskFwd> {
  public:
    typedef Unary::ManFixPSETask Task;
  };

  template<>
  class TaskViewTraits<Unary::ManFixPSETaskBwd> {
  public:
    typedef Unary::ManFixPSETask Task;
  };

  template<>
  class TaskViewTraits<Unary::OptFixPTaskFwd> {
  public:
    typedef Unary::OptFixPTask Task;
  };

  template<>
  class TaskViewTraits<Unary::OptFixPTaskBwd> {
  public:
    typedef Unary::OptFixPTask Task;
  };

  template<>
  class TaskViewTraits<Unary::OptFixPSETaskFwd> {
  public:
    typedef Unary::OptFixPSETask Task;
  };

  template<>
  class TaskViewTraits<Unary::OptFixPSETaskBwd> {
  public:
    typedef Unary::OptFixPSETask Task;
  };

  template<>
  class TaskViewTraits<Unary::ManFlexTaskFwd> {
  public:
    typedef Unary::ManFlexTask Task;
  };

  template<>
  class TaskViewTraits<Unary::ManFlexTaskBwd> {
  public:
    typedef Unary::ManFlexTask Task;
  };

  template<>
  class TaskViewTraits<Unary::OptFlexTaskFwd> {
  public:
    typedef Unary::OptFlexTask Task;
  };

  template<>
  class TaskViewTraits<Unary::OptFlexTaskBwd> {
  public:
    typedef Unary::OptFlexTask Task;
  };


  template<>
  class TaskTraits<Unary::ManFixPTask> {
  public:
    typedef Unary::ManFixPTaskFwd TaskViewFwd;
    typedef Unary::ManFixPTaskBwd TaskViewBwd;
  };

  template<>
  class TaskTraits<Unary::ManFixPSETask> {
  public:
    typedef Unary::ManFixPSETaskFwd TaskViewFwd;
    typedef Unary::ManFixPSETaskBwd TaskViewBwd;
  };

  template<>
  class TaskTraits<Unary::OptFixPTask> {
  public:
    typedef Unary::OptFixPTaskFwd TaskViewFwd;
    typedef Unary::OptFixPTaskBwd TaskViewBwd;
    typedef Unary::ManFixPTask ManTask;
  };

  template<>
  class TaskTraits<Unary::OptFixPSETask> {
  public:
    typedef Unary::OptFixPSETaskFwd TaskViewFwd;
    typedef Unary::OptFixPSETaskBwd TaskViewBwd;
    typedef Unary::ManFixPTask ManTask;
  };

  template<>
  class TaskTraits<Unary::ManFlexTask> {
  public:
    typedef Unary::ManFlexTaskFwd TaskViewFwd;
    typedef Unary::ManFlexTaskBwd TaskViewBwd;
  };

  template<>
  class TaskTraits<Unary::OptFlexTask> {
  public:
    typedef Unary::OptFlexTaskFwd TaskViewFwd;
    typedef Unary::OptFlexTaskBwd TaskViewBwd;
    typedef Unary::ManFlexTask ManTask;
  };

}}

namespace Gecode { namespace Int { namespace Unary {

  class OmegaNode {
  public:
    int p;
    int ect;
    void init(const OmegaNode& l, const OmegaNode& r);
    void update(const OmegaNode& l, const OmegaNode& r);
  };

  template<class TaskView>
  class OmegaTree : public TaskTree<TaskView,OmegaNode> {
  protected:
    using TaskTree<TaskView,OmegaNode>::tasks;
    using TaskTree<TaskView,OmegaNode>::leaf;
    using TaskTree<TaskView,OmegaNode>::root;
    using TaskTree<TaskView,OmegaNode>::init;
    using TaskTree<TaskView,OmegaNode>::update;
  public:
    OmegaTree(Region& r, const TaskViewArray<TaskView>& t);
    void insert(int i);
    void remove(int i);
    int ect(void) const;
    int ect(int i) const;
  };

  class OmegaLambdaNode : public OmegaNode {
  public:
    static const int undef = -1;
    int lp;
    int lect;
    int resEct;
    int resLp;
    void init(const OmegaLambdaNode& l, const OmegaLambdaNode& r);
    void update(const OmegaLambdaNode& l, const OmegaLambdaNode& r);
  };

  template<class TaskView>
  class OmegaLambdaTree : public TaskTree<TaskView,OmegaLambdaNode> {
  protected:
    using TaskTree<TaskView,OmegaLambdaNode>::tasks;
    using TaskTree<TaskView,OmegaLambdaNode>::leaf;
    using TaskTree<TaskView,OmegaLambdaNode>::root;
    using TaskTree<TaskView,OmegaLambdaNode>::init;
    using TaskTree<TaskView,OmegaLambdaNode>::update;
  public:
    OmegaLambdaTree(Region& r, const TaskViewArray<TaskView>& t, 
                    bool inc=true);
    void shift(int i);
    void oinsert(int i);
    void linsert(int i);
    void lremove(int i);
    bool lempty(void) const;
    int responsible(void) const;
    int ect(void) const;
    int lect(void) const;
  };

}}}

#include <gecode/int/unary/tree.hpp>

namespace Gecode { namespace Int { namespace Unary {

  template<class ManTask>
  ExecStatus overload(Space& home, TaskArray<ManTask>& t);
  template<class OptTask>
  ExecStatus overload(Space& home, Propagator& p, TaskArray<OptTask>& t);

  template<class Task>
  ExecStatus subsumed(Space& home, Propagator& p, TaskArray<Task>& t);

  template<class ManTask>
  ExecStatus detectable(Space& home, TaskArray<ManTask>& t);
  template<class OptTask>
  ExecStatus detectable(Space& home, Propagator& p, TaskArray<OptTask>& t);

  template<class ManTask>
  ExecStatus notfirstnotlast(Space& home, TaskArray<ManTask>& t);
  template<class OptTask>
  ExecStatus notfirstnotlast(Space& home, Propagator& p, TaskArray<OptTask>& t);

  template<class Task>
  ExecStatus edgefinding(Space& home, TaskArray<Task>& t);


  template<class ManTask>
  class ManProp : public TaskProp<ManTask,Int::PC_INT_BND> {
  protected:
    using TaskProp<ManTask,Int::PC_INT_BND>::t;
    ManProp(Home home, TaskArray<ManTask>& t);
    ManProp(Space& home, bool shared, ManProp& p);
  public:
    virtual Actor* copy(Space& home, bool share);
    virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
    static ExecStatus post(Home home, TaskArray<ManTask>& t);
  };

  template<class OptTask>
  class OptProp : public TaskProp<OptTask,Int::PC_INT_BND> {
  protected:
    using TaskProp<OptTask,Int::PC_INT_BND>::t;
    OptProp(Home home, TaskArray<OptTask>& t);
    OptProp(Space& home, bool shared, OptProp& p);
  public:
    virtual Actor* copy(Space& home, bool share);
    virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
    static ExecStatus post(Home home, TaskArray<OptTask>& t);
  };

}}}

#include <gecode/int/unary/overload.hpp>
#include <gecode/int/unary/subsumption.hpp>
#include <gecode/int/unary/detectable.hpp>
#include <gecode/int/unary/not-first-not-last.hpp>
#include <gecode/int/unary/edge-finding.hpp>

#include <gecode/int/unary/man-prop.hpp>
#include <gecode/int/unary/opt-prop.hpp>

#endif

// STATISTICS: int-prop