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00001 
00007 /* Copyright, 2000 Nevrax Ltd.
00008  *
00009  * This file is part of NEVRAX NEL.
00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
00011  * it under the terms of the GNU General Public License as published by
00012  * the Free Software Foundation; either version 2, or (at your option)
00013  * any later version.
00014 
00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00018  * General Public License for more details.
00019 
00020  * You should have received a copy of the GNU General Public License
00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00023  * MA 02111-1307, USA.
00024  */
00025 #ifndef NL_BOOL_OPERATOR_H
00026 #define NL_BOOL_OPERATOR_H
00027 
00028 #include "nel/ai/logic/operator.h"
00029 #include "nel/ai/logic/ai_assert.h"
00030 
00031 namespace NLAILOGIC {
00032 
00033         class CBoolOperator : public IBaseOperator
00034         {
00035                 private:
00036                         char                                    *_Comment;
00037                         std::vector<bool>                       _CondsVal;
00038                         std::vector<bool>                       _ConcsVal;
00039                 public:
00040                         CBoolOperator();
00041                         CBoolOperator(char *n);
00042                         CBoolOperator(CBoolOperator &);
00043 
00044                         virtual void addPrecondition(IBaseAssert *, bool);
00045                         virtual void addPostcondition(IBaseAssert *, bool);
00046 
00047                         void forward( std::vector<bool> &);
00048                         virtual bool isTrue() const;
00049                         std::list<CFact *> *backward(std::list<IBaseAssert *> &, std::list<bool> &);
00050                         virtual bool isValid(CFactBase *);
00051 
00052                         static const NLAIC::CIdentType IdBoolOperator;
00053                         virtual const NLAIC::CIdentType &getType() const;
00054 
00055                         virtual const NLAIC::IBasicType *clone() const;
00056                         virtual const NLAIC::IBasicType *newInstance() const;
00057                         virtual void save(NLMISC::IStream &os);
00058                         virtual void load(NLMISC::IStream &is);
00059                         virtual void getDebugString(std::string &) const;
00060                         virtual bool isEqual(const CBoolOperator &) const;
00061                         virtual const NLAIAGENT::IObjectIA::CProcessResult &run();
00062                         bool isEqual(const NLAIAGENT::IBasicObjectIA &a) const;
00063                         virtual float truthValue() const;
00064 
00065                         virtual std::list<CFact *> *backward(std::list<CFact *> &);
00066                         virtual std::list<CFact *> *forward(std::list<CFact *> &);
00067                         virtual std::list<CFact *> *propagate(std::list<CFact *> &);
00068 
00069                         virtual float priority() const;
00070                         virtual void success();
00071                         virtual void failure();
00072                         virtual void success(IBaseOperator *);
00073                         virtual void failure(IBaseOperator *);
00074         };
00075 }
00076 #endif
bool_operator.h
