/// Recalculate when each unit will arrive at the current army position, whatever that is
void CvArmyAI::UpdateCheckpointTurnsAndRemoveBadUnits()
{
CvAIOperation* pOperation = GET_PLAYER(GetOwner()).getAIOperation(GetOperationID());
//should be updated before calling this ...
CvPlot* pCurrentArmyPlot = GC.getMap().plot(GetX(), GetY());
//kick out damaged units, but if we're defending or escorting, no point in running away
if (pOperation->IsOffensive())
{
for (unsigned int iI = 0; iI < m_FormationEntries.size(); iI++)
{
if (!m_FormationEntries[iI].IsUsed())
continue;
CvUnit* pUnit = GET_PLAYER(m_eOwner).getUnit(m_FormationEntries[iI].m_iUnitID);
if (pUnit == NULL)
continue;
//failsafe - make sure the army ID is set
if (pUnit->getArmyID() != GetID())
pUnit->setArmyID(GetID());
//let tactical AI handle those
if (pUnit->GetCurrHitPoints() < pUnit->GetMaxHitPoints() / 3)
RemoveUnit(m_FormationEntries[iI].GetUnitID());
}
}
//update for all units in this army. ignore the ones still being built
int iGatherTolerance = pOperation->GetGatherTolerance(this, pCurrentArmyPlot);
for(unsigned int iI = 0; iI < m_FormationEntries.size(); iI++)
{
if (!m_FormationEntries[iI].IsUsed())
continue;
CvUnit* pUnit = GET_PLAYER(m_eOwner).getUnit(m_FormationEntries[iI].GetUnitID());
if(pUnit && pCurrentArmyPlot)
{
if(plotDistance(*pUnit->plot(),*pCurrentArmyPlot)<iGatherTolerance)
{
m_FormationEntries[iI].SetTurnsToCheckpoint(0);
}
else
{
//be generous with the flags here, for some ops the muster point may be far away and intermittendly occupied by foreign units ...
int iFlags = CvUnit::MOVEFLAG_APPROX_TARGET_RING2 | CvUnit::MOVEFLAG_IGNORE_STACKING | CvUnit::MOVEFLAG_IGNORE_ZOC;
int iTurnsToReachCheckpoint = pUnit->TurnsToReachTarget(pCurrentArmyPlot, iFlags, pOperation->GetMaximumRecruitTurns());
//if we're already moving to target, the current army plot is moving, so we cannot check progress against ...
if ( iTurnsToReachCheckpoint==INT_MAX ||
(GetArmyAIState()==ARMYAISTATE_WAITING_FOR_UNITS_TO_CATCH_UP && !m_FormationEntries[iI].IsMakingProgressTowardsCheckpoint(iTurnsToReachCheckpoint)) )
{
CvString strMsg;
strMsg.Format("Removing %s %d from army %d because no progress to checkpoint (%d:%d). ETA %d, previously %d.",
pUnit->getName().c_str(), m_FormationEntries[iI].GetUnitID(), GetID(), pCurrentArmyPlot->getX(), pCurrentArmyPlot->getY(),
iTurnsToReachCheckpoint, m_FormationEntries[iI].m_iPrevEstimatedTurnsToCheckpoint);
pOperation->LogOperationSpecialMessage(strMsg);
RemoveUnit(m_FormationEntries[iI].GetUnitID());
}
else
m_FormationEntries[iI].SetTurnsToCheckpoint(iTurnsToReachCheckpoint);
}
}
}
}
// Get the maximum damage city could receive this turn if it were in this plot
int CvDangerPlotContents::GetDanger(CvCity* pCity, const CvUnit* pPretendGarrison)
{
if (!m_pPlot || !pCity)
return 0;
int iPlotDamage = 0;
CvPlot* pCityPlot = pCity->plot();
const int iCityX = pCityPlot->getX();
const int iCityY = pCityPlot->getY();
CvCityGarrisonOverride guard(pCity,pPretendGarrison);
CvPlot* pAttackerPlot = NULL;
CvUnit* pInterceptor = NULL;
// Damage from ranged units and melees that cannot capture
for (DangerUnitVector::iterator it = m_apUnits.begin(); it < m_apUnits.end(); ++it)
{
CvUnit* pUnit = GET_PLAYER(it->first).getUnit(it->second);
if (!pUnit || pUnit->isDelayedDeath() || pUnit->IsDead())
{
continue;
}
pAttackerPlot = NULL;
if (pUnit->IsCanAttackRanged())
{
if (pUnit->getDomainType() == DOMAIN_AIR)
{
pInterceptor = pUnit->GetBestInterceptor(*m_pPlot);
int iInterceptDamage = 0;
if (pInterceptor)
{
// Always assume interception is successful
iInterceptDamage = pInterceptor->GetInterceptionDamage(pUnit, false);
}
iPlotDamage += pUnit->GetAirCombatDamage(NULL, pCity, false, iInterceptDamage, m_pPlot);
}
else
{
iPlotDamage += pUnit->GetRangeCombatDamage(NULL, pCity, false, 0, m_pPlot);
}
}
else if (pUnit->isNoCapture())
{
if (plotDistance(iCityX, iCityY, pUnit->getX(), pUnit->getY()) == 1)
{
pAttackerPlot = pUnit->plot();
}
iPlotDamage += pUnit->getCombatDamage(pUnit->GetMaxAttackStrength(pAttackerPlot, pCityPlot, NULL),
pCity->getStrengthValue(), pUnit->getDamage(), false, false, true);
if (pUnit->isRangedSupportFire())
{
iPlotDamage += pUnit->GetRangeCombatDamage(NULL, pCity, false, 0, pCityPlot);
}
}
}
// Damage from cities
for (DangerCityVector::iterator it = m_apCities.begin(); it < m_apCities.end(); ++it)
{
CvCity* pCity = GET_PLAYER(it->first).getCity(it->second);
if (!pCity || pCity->getTeam() == pCity->getTeam())
{
continue;
}
iPlotDamage += pCity->rangeCombatDamage(NULL, pCity, false, pCityPlot);
}
// Damage from melee units
for (DangerUnitVector::iterator it = m_apUnits.begin(); it < m_apUnits.end(); ++it)
{
CvUnit* pUnit = GET_PLAYER(it->first).getUnit(it->second);
if (!pUnit || pUnit->isDelayedDeath() || pUnit->IsDead())
{
continue;
}
pAttackerPlot = NULL;
if (!pUnit->IsCanAttackRanged() && !pUnit->isNoCapture())
{
if (plotDistance(iCityX, iCityY, pUnit->getX(), pUnit->getY()) == 1)
{
pAttackerPlot = pUnit->plot();
}
iPlotDamage += pUnit->getCombatDamage(pUnit->GetMaxAttackStrength(pAttackerPlot, pCityPlot, NULL),
pCity->getStrengthValue(), pUnit->getDamage(), false, false, true);
if (pUnit->isRangedSupportFire())
{
iPlotDamage += pUnit->GetRangeCombatDamage(NULL, pCity, false, 0, pCityPlot);
}
}
}
//if we have a garrison, split the damage
CvUnit* pGarrison = pCity->GetGarrisonedUnit();
if (pGarrison)
{
int iUnitShare = (iPlotDamage*2*pGarrison->GetMaxHitPoints())/(pCity->GetMaxHitPoints()+2*pGarrison->GetMaxHitPoints());
iPlotDamage -= iUnitShare;
}
return iPlotDamage;
}