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69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
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/*
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* ArmyFormation.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 "ArmyFormation.h"
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#include "../../../lib/mapObjects/CGTownInstance.h"
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namespace NKAI
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{
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void ArmyFormation::rearrangeArmyForSiege(const CGTownInstance * town, const CGHeroInstance * attacker)
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{
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auto freeSlots = attacker->getFreeSlotsQueue();
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while(!freeSlots.empty())
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{
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auto weakestCreature = vstd::minElementByFun(attacker->Slots(), [](const std::pair<SlotID, CStackInstance *> & slot) -> int
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{
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return slot.second->getCount() == 1
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? std::numeric_limits<int>::max()
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: slot.second->getCreatureID().toCreature()->getAIValue();
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});
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if(weakestCreature == attacker->Slots().end() || weakestCreature->second->getCount() == 1)
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{
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break;
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}
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cb->splitStack(attacker, attacker, weakestCreature->first, freeSlots.front(), 1);
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freeSlots.pop();
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}
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if(town->fortLevel() > CGTownInstance::FORT)
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{
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std::vector<CStackInstance *> stacks;
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for(auto slot : attacker->Slots())
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stacks.push_back(slot.second);
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boost::sort(
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stacks,
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[](CStackInstance * slot1, CStackInstance * slot2) -> bool
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{
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auto cre1 = slot1->getCreatureID().toCreature();
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auto cre2 = slot2->getCreatureID().toCreature();
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auto flying = cre1->hasBonusOfType(BonusType::FLYING) - cre2->hasBonusOfType(BonusType::FLYING);
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if(flying != 0) return flying < 0;
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else return cre1->getAIValue() < cre2->getAIValue();
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});
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for(int i = 0; i < stacks.size(); i++)
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{
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auto pos = vstd::findKey(attacker->Slots(), stacks[i]);
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if(pos.getNum() != i)
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cb->swapCreatures(attacker, attacker, static_cast<SlotID>(i), pos);
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}
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}
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}
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}
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