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Code Issues Releases Activity

More purposeful defending

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Avoid defending towns that are out of reach for the enemy.
This commit is contained in:
Xilmi 2024-08-14 22:53:48 +02:00
parent c10c04779f
commit b7e4219fde
2 changed files with 18 additions and 8 deletions
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24
AI/Nullkiller/Engine/PriorityEvaluator.cpp
View File

@ -59,8 +59,10 @@ EvaluationContext::EvaluationContext(const Nullkiller* ai)
armyInvolvement(0),
defenseValue(0),
isDefend(false),
threatTurns(INT_MAX),
involvesSailing(false),
isTradeBuilding(false)
isTradeBuilding(false),
isChain(false)
{
}
@ -1002,6 +1004,7 @@ public:
evaluationContext.defenseValue = town->fortLevel();
evaluationContext.isDefend = true;
evaluationContext.threatTurns = treat.turn;
vstd::amax(evaluationContext.danger, defendTown.getTreat().danger);
addTileDanger(evaluationContext, town->visitablePos(), defendTown.getTurn(), defendTown.getDefenceStrength());
@ -1027,6 +1030,7 @@ public:
vstd::amax(evaluationContext.danger, path.getTotalDanger());
evaluationContext.movementCost += path.movementCost();
evaluationContext.closestWayRatio = chain.closestWayRatio;
evaluationContext.isChain = true;
std::map<const CGHeroInstance *, float> costsPerHero;
@ -1352,7 +1356,7 @@ float PriorityEvaluator::evaluate(Goals::TSubgoal task, int priorityTier)
float score = 0;
float maxWillingToLose = ai->cb->getTownsInfo().empty() ? 1 : 0.25;
logAi->trace("BEFORE: priorityTier %d, Evaluated %s, loss: %f, turn: %d, turns main: %f, scout: %f, gold: %f, cost: %d, army gain: %f, army growth: %f skill: %f danger: %d, threat: %d, role: %s, strategical value: %f, conquest value: %f cwr: %f, fear: %f, fuzzy: %f",
logAi->trace("BEFORE: priorityTier %d, Evaluated %s, loss: %f, turn: %d, turns main: %f, scout: %f, gold: %f, cost: %d, army gain: %f, army growth: %f skill: %f danger: %d, threatTurns: %d, threat: %d, role: %s, strategical value: %f, conquest value: %f cwr: %f, fear: %f, fuzzy: %f",
priorityTier,
task->toString(),
evaluationContext.armyLossPersentage,
@ -1365,6 +1369,7 @@ float PriorityEvaluator::evaluate(Goals::TSubgoal task, int priorityTier)
evaluationContext.armyGrowth,
evaluationContext.skillReward,
evaluationContext.danger,
evaluationContext.threatTurns,
evaluationContext.threat,
evaluationContext.heroRole == HeroRole::MAIN ? "main" : "scout",
evaluationContext.strategicalValue,
@ -1378,7 +1383,7 @@ float PriorityEvaluator::evaluate(Goals::TSubgoal task, int priorityTier)
case 0: //Take towns
{
//score += evaluationContext.conquestValue * 1000;
if(evaluationContext.conquestValue > 0 || (evaluationContext.defenseValue >= CGTownInstance::EFortLevel::CITADEL && evaluationContext.turn <= 1 && evaluationContext.threat > evaluationContext.armyInvolvement))
if(evaluationContext.conquestValue > 0 || (evaluationContext.defenseValue >= CGTownInstance::EFortLevel::CITADEL && evaluationContext.turn <= 1 && evaluationContext.threat > evaluationContext.armyInvolvement && evaluationContext.threatTurns == 0))
score = 1000;
if (score == 0 || (evaluationContext.enemyHeroDangerRatio > 1 && evaluationContext.turn > 0 && !ai->cb->getTownsInfo().empty()))
return 0;
@ -1391,9 +1396,9 @@ float PriorityEvaluator::evaluate(Goals::TSubgoal task, int priorityTier)
}
case 1: //Collect unguarded stuff
{
if (evaluationContext.enemyHeroDangerRatio > 1 && !evaluationContext.isDefend)
if (evaluationContext.enemyHeroDangerRatio > 1)
return 0;
if (evaluationContext.isDefend && evaluationContext.enemyHeroDangerRatio == 0)
if (evaluationContext.isDefend)
return 0;
if (evaluationContext.armyLossPersentage > 0)
return 0;
@ -1425,6 +1430,8 @@ float PriorityEvaluator::evaluate(Goals::TSubgoal task, int priorityTier)
return 0;
if (evaluationContext.buildingCost.marketValue() > 0)
return 0;
if (evaluationContext.isDefend && (evaluationContext.enemyHeroDangerRatio < 1 || evaluationContext.threatTurns > 0 || evaluationContext.turn > 0))
return 0;
score += evaluationContext.strategicalValue * 1000;
score += evaluationContext.goldReward;
score += evaluationContext.skillReward * evaluationContext.armyInvolvement * (1 - evaluationContext.armyLossPersentage) * 0.05;
@ -1435,8 +1442,8 @@ float PriorityEvaluator::evaluate(Goals::TSubgoal task, int priorityTier)
if (score > 0)
{
score *= evaluationContext.closestWayRatio;
if (evaluationContext.threat > 0)
score /= evaluationContext.threat;
if (evaluationContext.enemyHeroDangerRatio > 1)
score /= evaluationContext.enemyHeroDangerRatio;
if (evaluationContext.movementCost > 0)
score /= evaluationContext.movementCost;
score *= (maxWillingToLose - evaluationContext.armyLossPersentage);
@ -1491,7 +1498,7 @@ float PriorityEvaluator::evaluate(Goals::TSubgoal task, int priorityTier)
}
#if NKAI_TRACE_LEVEL >= 2
logAi->trace("priorityTier %d, Evaluated %s, loss: %f, turn: %d, turns main: %f, scout: %f, gold: %f, cost: %d, army gain: %f, army growth: %f skill: %f danger: %d, threat: %d, role: %s, strategical value: %f, conquest value: %f cwr: %f, fear: %f, fuzzy: %f, result %f",
logAi->trace("priorityTier %d, Evaluated %s, loss: %f, turn: %d, turns main: %f, scout: %f, gold: %f, cost: %d, army gain: %f, army growth: %f skill: %f danger: %d, threatTurns: %d, threat: %d, role: %s, strategical value: %f, conquest value: %f cwr: %f, fear: %f, fuzzy: %f, result %f",
priorityTier,
task->toString(),
evaluationContext.armyLossPersentage,
@ -1504,6 +1511,7 @@ float PriorityEvaluator::evaluate(Goals::TSubgoal task, int priorityTier)
evaluationContext.armyGrowth,
evaluationContext.skillReward,
evaluationContext.danger,
evaluationContext.threatTurns,
evaluationContext.threat,
evaluationContext.heroRole == HeroRole::MAIN ? "main" : "scout",
evaluationContext.strategicalValue,

2
AI/Nullkiller/Engine/PriorityEvaluator.h
View File

@ -75,9 +75,11 @@ struct DLL_EXPORT EvaluationContext
float armyInvolvement;
int defenseValue;
bool isDefend;
int threatTurns;
TResources buildingCost;
bool involvesSailing;
bool isTradeBuilding;
bool isChain;
EvaluationContext(const Nullkiller * ai);