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87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
/*
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* DangerHitMapAnalyzer.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 "DangerHitMapAnalyzer.h"
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#include "lib/mapping/CMap.h" //for victory conditions
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extern boost::thread_specific_ptr<CCallback> cb;
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extern boost::thread_specific_ptr<VCAI> ai;
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void DangerHitMapAnalyzer::updateHitMap()
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{
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auto mapSize = cb->getMapSize();
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hitMap.resize(boost::extents[mapSize.x][mapSize.y][mapSize.z]);
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std::map<PlayerColor, std::vector<HeroPtr>> heroes;
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for(const CGObjectInstance * obj : ai->visitableObjs)
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{
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if(obj->ID == Obj::HERO)
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{
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HeroPtr hero = dynamic_cast<const CGHeroInstance *>(obj);
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heroes[hero->tempOwner].push_back(hero);
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}
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}
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foreach_tile_pos([&](const int3 & pos){
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hitMap[pos.x][pos.y][pos.z].reset();
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});
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for(auto pair : heroes)
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{
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ai->ah->updatePaths(pair.second, false);
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foreach_tile_pos([&](const int3 & pos)
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{
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for(AIPath & path : ai->ah->getPathsToTile(pos))
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{
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auto tileDanger = path.getHeroStrength();
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auto turn = path.turn();
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auto & node = hitMap[pos.x][pos.y][pos.z];
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if(tileDanger > node.maximumDanger.danger
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|| tileDanger == node.maximumDanger.danger && node.maximumDanger.turn > turn)
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{
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node.maximumDanger.danger = tileDanger;
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node.maximumDanger.turn = turn;
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node.maximumDanger.hero = path.targetHero;
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}
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if(turn < node.fastestDanger.turn
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|| turn == node.fastestDanger.turn && node.fastestDanger.danger < tileDanger)
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{
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node.fastestDanger.danger = tileDanger;
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node.fastestDanger.turn = turn;
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node.fastestDanger.hero = path.targetHero;
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}
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}
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});
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}
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}
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uint64_t DangerHitMapAnalyzer::enemyCanKillOurHeroesAlongThePath(const AIPath & path) const
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{
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int3 tile = path.targetTile();
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int turn = path.turn();
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const HitMapNode & info = hitMap[tile.x][tile.y][tile.z];
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return info.fastestDanger.turn <= turn && !isSafeToVisit(path.targetHero, path.heroArmy, info.fastestDanger.danger)
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|| info.maximumDanger.turn <= turn && !isSafeToVisit(path.targetHero, path.heroArmy, info.maximumDanger.danger);
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}
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const HitMapNode & DangerHitMapAnalyzer::getObjectTreat(const CGObjectInstance * town) const
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{
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auto tile = town->visitablePos();
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const HitMapNode & info = hitMap[tile.x][tile.y][tile.z];
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return info;
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}
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