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78 lines
1.8 KiB
C++
78 lines
1.8 KiB
C++
/*
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* BuyArmyBehavior.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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#include "StdInc.h"
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#include "BuyArmyBehavior.h"
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#include "../AIGateway.h"
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#include "../AIUtility.h"
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#include "../Goals/BuyArmy.h"
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#include "../Engine/Nullkiller.h"
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namespace NK2AI
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{
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using namespace Goals;
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std::string BuyArmyBehavior::toString() const
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{
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return "Buy army";
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}
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Goals::TGoalVec BuyArmyBehavior::decompose(const Nullkiller * aiNk) const
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{
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Goals::TGoalVec tasks;
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auto heroes = cbcTl->getHeroesInfo();
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if(heroes.empty())
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{
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return tasks;
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}
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aiNk->dangerHitMap->updateHitMap();
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for(auto town : cbcTl->getTownsInfo())
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{
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uint8_t closestThreat = aiNk->dangerHitMap->getTileThreat(town->visitablePos()).fastestDanger.turn;
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if (closestThreat >=2 && aiNk->buildAnalyzer->isGoldPressureOverMax() && !town->hasBuilt(BuildingID::CITY_HALL) && cbcTl->canBuildStructure(town, BuildingID::CITY_HALL) != EBuildingState::FORBIDDEN)
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{
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return tasks;
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}
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auto townArmyAvailableToBuy = aiNk->armyManager->getArmyAvailableToBuyAsCCreatureSet(
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town,
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aiNk->getFreeResources());
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for(const CGHeroInstance * targetHero : heroes)
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{
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if(aiNk->heroManager->getHeroRole(targetHero) == HeroRole::MAIN)
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{
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auto reinforcement = aiNk->armyManager->howManyReinforcementsCanGet(
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targetHero,
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targetHero,
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&*townArmyAvailableToBuy,
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TerrainId::NONE);
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if(reinforcement)
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vstd::amin(reinforcement, aiNk->armyManager->howManyReinforcementsCanBuy(town->getUpperArmy(), town));
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if(reinforcement)
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{
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tasks.push_back(Goals::sptr(Goals::BuyArmy(town, reinforcement).setpriority(reinforcement)));
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}
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}
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}
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}
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return tasks;
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}
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}
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