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41 lines
993 B
C
41 lines
993 B
C
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/*
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* DeepDecomposer.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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#include "../Goals/AbstractGoal.h"
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struct GoalHash
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{
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uint64_t operator()(const Goals::TSubgoal & goal) const
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{
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return goal->getHash();
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}
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};
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typedef std::unordered_map<Goals::TSubgoal, Goals::TGoalVec, GoalHash> TGoalHashSet;
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class DeepDecomposer
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{
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private:
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std::vector<Goals::TGoalVec> goals;
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std::vector<TGoalHashSet> decompositionCache;
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int depth;
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public:
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void reset();
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Goals::TGoalVec decompose(Goals::TSubgoal behavior, int depthLimit);
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private:
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Goals::TSubgoal aggregateGoals(int startDepth, Goals::TSubgoal last);
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Goals::TSubgoal unwrapComposition(Goals::TSubgoal goal);
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bool isCompositionLoop(Goals::TSubgoal goal);
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Goals::TGoalVec decomposeCached(Goals::TSubgoal goal, bool & fromCache);
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void addToCache(Goals::TSubgoal goal);
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};
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