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vcmi/AI/BattleAI/ThreatMap.cpp
2016-11-25 18:17:40 +01:00

75 lines
1.9 KiB
C++

#include "StdInc.h"
/*
* ThreatMap.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
/*
#include "ThreatMap.h"
#include "StdInc.h"
template <typename Container, typename Pred>
auto sum(const Container & c, Pred p) -> decltype(p(*std::begin(c)))
{
double ret = 0;
for(const auto &element : c)
{
ret += p(element);
}
return ret;
}
ThreatMap::ThreatMap(const CStack *Endangered) : endangered(Endangered)
{
sufferedDamage.fill(0);
for(const CStack *enemy : getCbc()->battleGetStacks())
{
//Consider only stacks of different owner
if(enemy->attackerOwned == endangered->attackerOwned)
continue;
//Look-up which tiles can be melee-attacked
std::array<bool, GameConstants::BFIELD_SIZE> meleeAttackable;
meleeAttackable.fill(false);
auto enemyReachability = getCbc()->getReachability(enemy);
for(int i = 0; i < GameConstants::BFIELD_SIZE; i++)
{
if(enemyReachability.isReachable(i))
{
meleeAttackable[i] = true;
for(auto n : BattleHex(i).neighbouringTiles())
meleeAttackable[n] = true;
}
}
//Gather possible assaults
for(int i = 0; i < GameConstants::BFIELD_SIZE; i++)
{
if(getCbc()->battleCanShoot(enemy, i))
threatMap[i].push_back(BattleAttackInfo(enemy, endangered, true));
else if(meleeAttackable[i])
{
BattleAttackInfo bai(enemy, endangered, false);
bai.chargedFields = std::max(BattleHex::getDistance(enemy->position, i) - 1, 0); //TODO check real distance (BFS), not just metric
threatMap[i].push_back(BattleAttackInfo(bai));
}
}
}
for(int i = 0; i < GameConstants::BFIELD_SIZE; i++)
{
sufferedDamage[i] = sum(threatMap[i], [](const BattleAttackInfo &bai) -> int
{
auto dmg = getCbc()->calculateDmgRange(bai);
return (dmg.first + dmg.second)/2;
});
}
}
*/ // These lines may be usefull but they are't used in the code.