Difference between revisions of "Tutorial Project. Release 7. Class Computer1"

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/******************************************
 
/******************************************
Copyright (c) Victor Yukhtenko
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Class computer1
  
Copyright (c) Elena Efimova
+
Predicate SuccessfullStep implementation
predicate SuccessfullStep implementation
+
written by Elena Efimova
 
 
Class computer1
 
 
******************************************/
 
******************************************/
 
class computer1:player
 
class computer1:player

Revision as of 15:43, 1 April 2011

Tutorial Project. Release 7
/******************************************
Class computer1
 
Predicate SuccessfullStep implementation
written by Elena Efimova
******************************************/
class computer1:player
open core
 
predicates
    getPlayerDescriptor:(game::language_D)->string Descriptor.
 
end class computer1
 
implement computer1
    inherits genericComputer
open core
 
clauses
    new():-
        PolyLineBraneObj=polylineStrategy1::new(),
        setpolylineStrategy(PolyLineBraneObj).
 
clauses
   getPlayerDescriptor(game::en)=polylineStrategy1::playerDescriptorEn_C.
   getPlayerDescriptor(game::ru)=polylineStrategy1::playerDescriptorRu_C.
 
end implement computer1
 
/******************************************
  Class polylineStrategy1
******************************************/
class polylineStrategy1:polylineStrategy
open core
predicates
    classInfo : core::classInfo.
 
constants
    playerDescriptorEn_C="Computer1: Unlimited Depth. Despair move - random".
    playerDescriptorRu_C="Computer1: Неограниченный поиск. Ход отчаяния - случайный".
 
end class polylineStrategy1
 
implement polylineStrategy1
open core, exception
 
constants
    className = "polylineStrategy1".
    classVersion = "1.0".
 
clauses
    classInfo(className, classVersion).
 
facts
    genericComputer_V:genericComputer:=erroneous.
 
clauses
    setGenericComputer(GenericComputerObj):-
        genericComputer_V:=GenericComputerObj.
 
clauses
    successfulStep(PolyLine)=BestMove:-
        genericComputer_V:stepCandidate(PolyLine, _PolyLine1,BestMove),
        list::isMember(BestMove, PolyLine),
        !.
    successfulStep(PolyLine)=Cell:-
        genericComputer_V:stepCandidate(PolyLine, PolyLine1,Cell),
            not(_=successfulStep(PolyLine1)).
 
clauses
    randomStep()=Cell:-
        findAll(NewCell,genericComputer_V:stepCandidate(juniourJudge::polyline_P,_Polyline1, NewCell),CellCandidateListWithDuplicates),
        CellCandidateList=list::removeDuplicates(CellCandidateListWithDuplicates),
        not(CellCandidateList=[]),
        NoOfVariants=list::length(CellCandidateList),
        ChoiceNo=math::random(NoOfVariants-1),
        Cell=list::nth(ChoiceNo+1,CellCandidateList).
 
end implement polylineStrategy1

References