2021-05-15 21:04:26 +02:00
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/*
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* Nullkiller.cpp, 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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2021-05-15 18:23:05 +02:00
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#include "StdInc.h"
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#include "Nullkiller.h"
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2021-05-16 14:39:38 +02:00
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#include "../AIGateway.h"
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2021-05-15 18:23:11 +02:00
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#include "../Behaviors/CaptureObjectsBehavior.h"
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#include "../Behaviors/RecruitHeroBehavior.h"
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2021-05-15 20:57:31 +02:00
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#include "../Behaviors/BuyArmyBehavior.h"
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2021-05-15 21:04:26 +02:00
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#include "../Behaviors/StartupBehavior.h"
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2021-05-16 12:53:32 +02:00
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#include "../Behaviors/DefenceBehavior.h"
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2021-05-16 13:15:03 +02:00
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#include "../Behaviors/BuildingBehavior.h"
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2021-05-16 13:19:07 +02:00
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#include "../Behaviors/GatherArmyBehavior.h"
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2021-05-16 13:45:12 +02:00
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#include "../Behaviors/ClusterBehavior.h"
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2021-05-15 18:23:11 +02:00
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#include "../Goals/Invalid.h"
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2021-05-16 13:56:42 +02:00
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#include "../Goals/Composition.h"
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2021-05-15 18:23:11 +02:00
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2022-09-26 20:01:07 +02:00
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namespace NKAI
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{
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2021-05-15 18:23:11 +02:00
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extern boost::thread_specific_ptr<CCallback> cb;
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2021-05-16 14:39:38 +02:00
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extern boost::thread_specific_ptr<AIGateway> ai;
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2021-05-15 18:23:11 +02:00
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2021-05-16 13:38:26 +02:00
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using namespace Goals;
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2022-09-26 20:01:07 +02:00
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#if NKAI_TRACE_LEVEL >= 1
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2021-05-16 13:56:21 +02:00
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#define MAXPASS 1000000
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#else
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#define MAXPASS 30
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#endif
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2021-05-15 18:23:38 +02:00
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Nullkiller::Nullkiller()
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{
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2020-05-04 17:58:43 +02:00
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memory.reset(new AIMemory());
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}
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void Nullkiller::init(std::shared_ptr<CCallback> cb, PlayerColor playerID)
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{
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this->cb = cb;
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this->playerID = playerID;
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priorityEvaluator.reset(new PriorityEvaluator(this));
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2021-05-16 14:08:56 +02:00
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priorityEvaluators.reset(
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new SharedPool<PriorityEvaluator>(
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[&]()->std::unique_ptr<PriorityEvaluator>
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{
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2022-12-07 23:36:20 +02:00
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return std::make_unique<PriorityEvaluator>(this);
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2021-05-16 14:08:56 +02:00
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}));
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2020-05-04 17:58:43 +02:00
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dangerHitMap.reset(new DangerHitMapAnalyzer(this));
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2021-05-16 13:57:33 +02:00
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buildAnalyzer.reset(new BuildAnalyzer(this));
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2020-05-04 17:58:43 +02:00
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objectClusterizer.reset(new ObjectClusterizer(this));
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dangerEvaluator.reset(new FuzzyHelper(this));
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pathfinder.reset(new AIPathfinder(cb.get(), this));
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armyManager.reset(new ArmyManager(cb.get(), this));
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heroManager.reset(new HeroManager(cb.get(), this));
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2021-05-16 13:56:42 +02:00
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decomposer.reset(new DeepDecomposer());
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2023-06-04 15:02:02 +02:00
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armyFormation.reset(new ArmyFormation(cb, this));
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2021-05-15 18:23:38 +02:00
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}
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2021-05-16 13:38:26 +02:00
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Goals::TTask Nullkiller::choseBestTask(Goals::TTaskVec & tasks) const
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2021-05-15 18:23:11 +02:00
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{
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2021-05-16 13:38:26 +02:00
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Goals::TTask bestTask = *vstd::maxElementByFun(tasks, [](Goals::TTask task) -> float{
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return task->priority;
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2021-05-15 18:23:11 +02:00
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});
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return bestTask;
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}
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2021-05-16 13:56:42 +02:00
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Goals::TTask Nullkiller::choseBestTask(Goals::TSubgoal behavior, int decompositionMaxDepth) const
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2021-05-15 18:23:11 +02:00
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{
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2022-12-14 22:13:26 +02:00
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boost::this_thread::interruption_point();
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2021-05-15 20:57:44 +02:00
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logAi->debug("Checking behavior %s", behavior->toString());
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2021-05-15 20:27:22 +02:00
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2021-11-23 08:41:03 +02:00
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auto start = std::chrono::high_resolution_clock::now();
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2021-05-16 13:56:42 +02:00
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Goals::TGoalVec elementarGoals = decomposer->decompose(behavior, decompositionMaxDepth);
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Goals::TTaskVec tasks;
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2021-05-16 13:57:33 +02:00
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boost::this_thread::interruption_point();
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2021-05-16 13:56:42 +02:00
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for(auto goal : elementarGoals)
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2021-05-15 18:23:38 +02:00
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{
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2021-05-16 13:56:42 +02:00
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Goals::TTask task = Goals::taskptr(*goal);
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2021-05-16 13:38:53 +02:00
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2021-05-16 13:56:42 +02:00
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if(task->priority <= 0)
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task->priority = priorityEvaluator->evaluate(goal);
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2021-05-16 13:38:26 +02:00
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2021-05-16 13:56:42 +02:00
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tasks.push_back(task);
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2021-05-15 18:23:38 +02:00
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}
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2021-05-16 13:38:53 +02:00
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if(tasks.empty())
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{
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2021-05-16 13:56:13 +02:00
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logAi->debug("Behavior %s found no tasks. Time taken %ld", behavior->toString(), timeElapsed(start));
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2021-05-16 13:38:53 +02:00
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return Goals::taskptr(Goals::Invalid());
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}
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2021-05-15 18:23:38 +02:00
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auto task = choseBestTask(tasks);
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2021-05-16 13:56:13 +02:00
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logAi->debug(
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"Behavior %s returns %s, priority %f. Time taken %ld",
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behavior->toString(),
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task->toString(),
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task->priority,
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timeElapsed(start));
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2021-05-15 18:23:38 +02:00
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return task;
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2021-05-15 18:23:11 +02:00
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}
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2021-05-15 18:23:05 +02:00
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2021-05-15 20:57:27 +02:00
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void Nullkiller::resetAiState()
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{
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2021-05-16 14:39:38 +02:00
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lockedResources = TResources();
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2023-07-27 14:58:49 +02:00
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scanDepth = ScanDepth::MAIN_FULL;
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2020-05-04 17:58:43 +02:00
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playerID = ai->playerID;
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2021-05-15 20:57:27 +02:00
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lockedHeroes.clear();
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2021-05-16 13:13:35 +02:00
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dangerHitMap->reset();
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2022-09-06 20:14:22 +02:00
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useHeroChain = true;
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2021-05-15 20:57:27 +02:00
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}
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2022-09-06 20:14:22 +02:00
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void Nullkiller::updateAiState(int pass, bool fast)
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2021-05-15 20:57:27 +02:00
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{
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2021-05-16 13:57:33 +02:00
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boost::this_thread::interruption_point();
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2021-11-23 08:41:03 +02:00
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auto start = std::chrono::high_resolution_clock::now();
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2021-05-16 13:56:13 +02:00
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2021-05-16 13:22:41 +02:00
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activeHero = nullptr;
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2023-02-28 09:07:59 +02:00
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setTargetObject(-1);
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2021-05-16 13:22:41 +02:00
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2022-09-06 20:14:22 +02:00
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if(!fast)
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{
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memory->removeInvisibleObjects(cb.get());
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2021-05-16 13:59:32 +02:00
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2023-06-04 15:02:02 +02:00
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dangerHitMap->calculateTileOwners();
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2022-09-06 20:14:22 +02:00
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dangerHitMap->updateHitMap();
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2021-05-15 21:03:58 +02:00
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2022-09-06 20:14:22 +02:00
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boost::this_thread::interruption_point();
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2021-05-16 13:57:33 +02:00
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2022-09-06 20:14:22 +02:00
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heroManager->update();
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logAi->trace("Updating paths");
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2021-05-16 13:56:13 +02:00
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2022-09-06 20:14:22 +02:00
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std::map<const CGHeroInstance *, HeroRole> activeHeroes;
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2021-05-15 20:57:27 +02:00
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2022-09-06 20:14:22 +02:00
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for(auto hero : cb->getHeroesInfo())
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{
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if(getHeroLockedReason(hero) == HeroLockedReason::DEFENCE)
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continue;
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2021-05-16 13:13:56 +02:00
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2022-09-06 20:14:22 +02:00
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activeHeroes[hero] = heroManager->getHeroRole(hero);
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}
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2021-05-15 20:57:27 +02:00
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2022-09-06 20:14:22 +02:00
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PathfinderSettings cfg;
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cfg.useHeroChain = useHeroChain;
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2021-05-16 13:56:21 +02:00
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2023-07-27 14:58:49 +02:00
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if(scanDepth == ScanDepth::SMALL)
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2022-09-06 20:14:22 +02:00
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{
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2023-07-27 14:58:49 +02:00
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cfg.mainTurnDistanceLimit = MAIN_TURN_DISTANCE_LIMIT;
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}
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if(scanDepth != ScanDepth::ALL_FULL)
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{
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cfg.scoutTurnDistanceLimit = SCOUT_TURN_DISTANCE_LIMIT;
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2022-09-06 20:14:22 +02:00
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}
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2021-05-16 14:01:34 +02:00
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2022-12-14 22:13:26 +02:00
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boost::this_thread::interruption_point();
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2022-09-06 20:14:22 +02:00
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pathfinder->updatePaths(activeHeroes, cfg);
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2021-05-16 13:56:13 +02:00
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2022-12-14 22:13:26 +02:00
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boost::this_thread::interruption_point();
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2022-09-06 20:14:22 +02:00
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objectClusterizer->clusterize();
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}
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2021-05-16 13:15:03 +02:00
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2022-09-06 20:14:22 +02:00
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armyManager->update();
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2021-05-16 13:15:03 +02:00
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buildAnalyzer->update();
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2021-05-16 13:56:42 +02:00
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decomposer->reset();
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2021-05-16 13:56:13 +02:00
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logAi->debug("AI state updated in %ld", timeElapsed(start));
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2021-05-15 20:57:27 +02:00
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}
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2021-05-16 13:22:41 +02:00
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bool Nullkiller::isHeroLocked(const CGHeroInstance * hero) const
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{
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return getHeroLockedReason(hero) != HeroLockedReason::NOT_LOCKED;
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}
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2021-05-16 13:13:56 +02:00
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bool Nullkiller::arePathHeroesLocked(const AIPath & path) const
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{
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2021-05-16 13:22:41 +02:00
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if(getHeroLockedReason(path.targetHero) == HeroLockedReason::STARTUP)
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{
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2022-09-26 20:01:07 +02:00
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#if NKAI_TRACE_LEVEL >= 1
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2023-02-28 09:07:59 +02:00
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logAi->trace("Hero %s is locked by STARTUP. Discarding %s", path.targetHero->getObjectName(), path.toString());
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2021-05-16 13:22:41 +02:00
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#endif
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return true;
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}
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2021-05-16 13:13:56 +02:00
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for(auto & node : path.nodes)
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{
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2021-05-16 13:22:41 +02:00
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auto lockReason = getHeroLockedReason(node.targetHero);
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if(lockReason != HeroLockedReason::NOT_LOCKED)
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{
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2022-09-26 20:01:07 +02:00
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#if NKAI_TRACE_LEVEL >= 1
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2023-02-28 09:07:59 +02:00
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logAi->trace("Hero %s is locked by STARTUP. Discarding %s", path.targetHero->getObjectName(), path.toString());
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2021-05-16 13:22:41 +02:00
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#endif
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2021-05-16 13:13:56 +02:00
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return true;
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2021-05-16 13:22:41 +02:00
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}
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2021-05-16 13:13:56 +02:00
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}
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return false;
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}
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2021-05-16 13:22:41 +02:00
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HeroLockedReason Nullkiller::getHeroLockedReason(const CGHeroInstance * hero) const
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{
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auto found = lockedHeroes.find(hero);
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return found != lockedHeroes.end() ? found->second : HeroLockedReason::NOT_LOCKED;
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}
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2021-05-15 18:23:05 +02:00
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void Nullkiller::makeTurn()
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{
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2022-12-14 22:13:26 +02:00
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boost::lock_guard<boost::mutex> sharedStorageLock(AISharedStorage::locker);
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2021-05-16 13:56:42 +02:00
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const int MAX_DEPTH = 10;
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2023-06-04 15:02:02 +02:00
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const float FAST_TASK_MINIMAL_PRIORITY = 0.7f;
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2021-05-16 13:56:42 +02:00
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2021-05-15 20:57:27 +02:00
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resetAiState();
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2021-05-16 13:56:21 +02:00
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for(int i = 1; i <= MAXPASS; i++)
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2021-05-15 18:23:11 +02:00
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{
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2021-05-16 13:56:21 +02:00
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updateAiState(i);
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2021-05-15 18:23:42 +02:00
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2022-09-06 20:14:22 +02:00
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Goals::TTask bestTask = taskptr(Goals::Invalid());
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2023-07-27 14:58:49 +02:00
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for(;i <= MAXPASS; i++)
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2022-09-06 20:14:22 +02:00
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{
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Goals::TTaskVec fastTasks = {
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choseBestTask(sptr(BuyArmyBehavior()), 1),
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choseBestTask(sptr(BuildingBehavior()), 1)
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};
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bestTask = choseBestTask(fastTasks);
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2023-02-28 09:07:59 +02:00
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if(bestTask->priority >= FAST_TASK_MINIMAL_PRIORITY)
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2022-09-06 20:14:22 +02:00
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{
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executeTask(bestTask);
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updateAiState(i, true);
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}
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2023-07-27 14:58:49 +02:00
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else
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{
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break;
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}
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}
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2022-09-06 20:14:22 +02:00
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2021-05-16 13:38:26 +02:00
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Goals::TTaskVec bestTasks = {
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2022-09-06 20:14:22 +02:00
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bestTask,
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2023-03-11 11:42:44 +02:00
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choseBestTask(sptr(RecruitHeroBehavior()), 1),
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2021-05-16 13:56:42 +02:00
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choseBestTask(sptr(CaptureObjectsBehavior()), 1),
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choseBestTask(sptr(ClusterBehavior()), MAX_DEPTH),
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choseBestTask(sptr(DefenceBehavior()), MAX_DEPTH),
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choseBestTask(sptr(GatherArmyBehavior()), MAX_DEPTH)
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2021-05-15 18:23:11 +02:00
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};
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2021-05-15 21:02:52 +02:00
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if(cb->getDate(Date::DAY) == 1)
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{
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2021-05-16 13:56:42 +02:00
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bestTasks.push_back(choseBestTask(sptr(StartupBehavior()), 1));
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2021-05-15 21:02:52 +02:00
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}
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2022-09-06 20:14:22 +02:00
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bestTask = choseBestTask(bestTasks);
|
|
|
|
|
2021-05-16 14:01:34 +02:00
|
|
|
HeroPtr hero = bestTask->getHero();
|
2022-09-06 20:14:22 +02:00
|
|
|
HeroRole heroRole = HeroRole::MAIN;
|
|
|
|
|
|
|
|
if(hero.validAndSet())
|
|
|
|
heroRole = heroManager->getHeroRole(hero);
|
|
|
|
|
|
|
|
if(heroRole != HeroRole::MAIN || bestTask->getHeroExchangeCount() <= 1)
|
|
|
|
useHeroChain = false;
|
|
|
|
|
2023-07-27 14:58:49 +02:00
|
|
|
// TODO: better to check turn distance here instead of priority
|
2023-02-28 09:07:59 +02:00
|
|
|
if((heroRole != HeroRole::MAIN || bestTask->priority < SMALL_SCAN_MIN_PRIORITY)
|
2023-07-27 14:58:49 +02:00
|
|
|
&& scanDepth == ScanDepth::MAIN_FULL)
|
2021-05-16 14:01:34 +02:00
|
|
|
{
|
2023-02-28 09:07:59 +02:00
|
|
|
useHeroChain = false;
|
|
|
|
scanDepth = ScanDepth::SMALL;
|
2021-05-16 14:08:56 +02:00
|
|
|
|
2023-02-28 09:07:59 +02:00
|
|
|
logAi->trace(
|
2023-07-27 14:58:49 +02:00
|
|
|
"Goal %s has low priority %f so decreasing scan depth to gain performance.",
|
2023-02-28 09:07:59 +02:00
|
|
|
bestTask->toString(),
|
|
|
|
bestTask->priority);
|
2021-05-16 14:01:34 +02:00
|
|
|
}
|
2021-05-15 18:23:11 +02:00
|
|
|
|
2021-05-16 13:19:00 +02:00
|
|
|
if(bestTask->priority < MIN_PRIORITY)
|
|
|
|
{
|
2023-07-27 14:58:49 +02:00
|
|
|
auto heroes = cb->getHeroesInfo();
|
|
|
|
auto hasMp = vstd::contains_if(heroes, [](const CGHeroInstance * h) -> bool
|
|
|
|
{
|
|
|
|
return h->movementPointsRemaining() > 100;
|
|
|
|
});
|
|
|
|
|
|
|
|
if(hasMp && scanDepth != ScanDepth::ALL_FULL)
|
|
|
|
{
|
|
|
|
logAi->trace(
|
|
|
|
"Goal %s has too low priority %f so increasing scan depth to full.",
|
|
|
|
bestTask->toString(),
|
|
|
|
bestTask->priority);
|
|
|
|
|
|
|
|
scanDepth = ScanDepth::ALL_FULL;
|
|
|
|
useHeroChain = false;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
2021-05-16 13:38:26 +02:00
|
|
|
logAi->trace("Goal %s has too low priority. It is not worth doing it. Ending turn.", bestTask->toString());
|
2021-05-16 13:19:00 +02:00
|
|
|
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2022-09-06 20:14:22 +02:00
|
|
|
executeTask(bestTask);
|
|
|
|
}
|
|
|
|
}
|
2021-05-16 14:08:39 +02:00
|
|
|
|
2022-09-06 20:14:22 +02:00
|
|
|
void Nullkiller::executeTask(Goals::TTask task)
|
|
|
|
{
|
2023-03-19 19:04:12 +02:00
|
|
|
auto start = std::chrono::high_resolution_clock::now();
|
2022-09-06 20:14:22 +02:00
|
|
|
std::string taskDescr = task->toString();
|
2021-05-15 18:23:11 +02:00
|
|
|
|
2022-09-06 20:14:22 +02:00
|
|
|
boost::this_thread::interruption_point();
|
|
|
|
logAi->debug("Trying to realize %s (value %2.3f)", taskDescr, task->priority);
|
2021-05-15 18:23:05 +02:00
|
|
|
|
2022-09-06 20:14:22 +02:00
|
|
|
try
|
|
|
|
{
|
|
|
|
task->accept(ai.get());
|
2023-03-19 19:04:12 +02:00
|
|
|
logAi->trace("Task %s completed in %lld", taskDescr, timeElapsed(start));
|
2022-09-06 20:14:22 +02:00
|
|
|
}
|
|
|
|
catch(goalFulfilledException &)
|
|
|
|
{
|
2023-03-19 19:04:12 +02:00
|
|
|
logAi->trace("Task %s completed in %lld", taskDescr, timeElapsed(start));
|
2022-09-06 20:14:22 +02:00
|
|
|
}
|
2022-11-03 21:16:49 +02:00
|
|
|
catch(cannotFulfillGoalException & e)
|
2022-09-06 20:14:22 +02:00
|
|
|
{
|
2023-02-28 09:07:59 +02:00
|
|
|
logAi->error("Failed to realize subgoal of type %s, I will stop.", taskDescr);
|
|
|
|
logAi->error("The error message was: %s", e.what());
|
2022-09-06 20:14:22 +02:00
|
|
|
|
2023-02-28 09:07:59 +02:00
|
|
|
#if NKAI_TRACE_LEVEL == 0
|
|
|
|
throw; // will be recatched and AI turn ended
|
|
|
|
#endif
|
2021-05-15 18:23:11 +02:00
|
|
|
}
|
2021-05-16 14:39:38 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
TResources Nullkiller::getFreeResources() const
|
|
|
|
{
|
|
|
|
auto freeRes = cb->getResourceAmount() - lockedResources;
|
|
|
|
|
|
|
|
freeRes.positive();
|
|
|
|
|
|
|
|
return freeRes;
|
|
|
|
}
|
|
|
|
|
|
|
|
void Nullkiller::lockResources(const TResources & res)
|
|
|
|
{
|
|
|
|
lockedResources += res;
|
2021-11-23 08:41:03 +02:00
|
|
|
}
|
2022-09-26 20:01:07 +02:00
|
|
|
|
|
|
|
}
|