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Code Issues Packages Projects Releases Wiki Activity

- Integrating the Pestilence AI improvement by Seravy.

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Agetian
2017-07-13 05:32:35 +00:00
parent c92e3c7040
commit f8eec67cca
1 changed files with 56 additions and 6 deletions
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62
forge-ai/src/main/java/forge/ai/ability/DamageAllAi.java
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@@ -9,6 +9,7 @@ import forge.game.card.CardCollection;
import forge.game.card.CardLists; import forge.game.card.CardLists;
import forge.game.card.CounterType; import forge.game.card.CounterType;
import forge.game.cost.Cost; import forge.game.cost.Cost;
import forge.game.phase.PhaseType;
import forge.game.player.Player; import forge.game.player.Player;
import forge.game.spellability.SpellAbility; import forge.game.spellability.SpellAbility;
import forge.game.spellability.TargetRestrictions; import forge.game.spellability.TargetRestrictions;
@@ -103,12 +104,61 @@ public class DamageAllAi extends SpellAbilityAi {
return 1; return 1;
} }
int minGain = 200; // The minimum gain in destroyed creatures int minGain = 200; // The minimum gain in destroyed creatures
if (sa.getPayCosts() != null && sa.getPayCosts().isReusuableResource()) { if (sa.getPayCosts() != null && sa.getPayCosts().isReusuableResource()) {
if (computerList.isEmpty()) { if (computerList.isEmpty()) {
minGain = 10; // nothing to lose minGain = 10; // nothing to lose
} else { // no creatures to lose and player can be damaged
minGain = 100; // safety for errors in evaluate creature // so do it if it's helping!
// ----------------------------
// needs future improvement on pestilence :
// what if we lose creatures but can win by repeated activations?
// that tactic only works if there are creatures left to keep pestilence in play
// and can kill the player in a reasonable amount of time (no more than 2-3 turns?)
if (validP.equals("Player")) {
if (ComputerUtilCombat.predictDamageTo(opp, dmg, source, false) > 0) {
// When using Pestilence to hurt players, do it at
// the end of the opponent's turn only
if ((!source.getName().equals("Pestilence"))
|| ((ai.getGame().getPhaseHandler().is(PhaseType.END_OF_TURN)
&& (ai.getGame().getNonactivePlayers().contains(ai)))))
// Need further improvement : if able to kill
// immediately with repeated activations, do not wait
// for phases!
// Will also need to implement considering repeated
// activations for killed creatures!
// || (ai.sa.getPayCosts(). ??? )
{
// would take zero damage, and hurt opponent, do it!
if (ComputerUtilCombat.predictDamageTo(ai, dmg, source, false)<1) {
return 1;
}
// enemy is expected to die faster than AI from
// damage
// if repeated
if (ai.getLife() > ComputerUtilCombat.predictDamageTo(ai, dmg, source, false)
* ((opp.getLife() + ComputerUtilCombat.predictDamageTo(opp, dmg, source, false) - 1)
/ ComputerUtilCombat.predictDamageTo(opp, dmg, source, false))) {
// enemy below 10 life, go for it!
if ((opp.getLife() < 10)
&& (ComputerUtilCombat.predictDamageTo(opp, dmg, source, false) >= 1)) {
return 1;
}
// At least half enemy remaining life can be
// removed
// in one go
// worth doing even if enemy still has high
// health -
// one more copy of spell to win!
if (opp.getLife() <= 2 * ComputerUtilCombat.predictDamageTo(opp, dmg, source, false)) {
return 1;
}
}
}
}
}
} else {
minGain = 100; // safety for errors in evaluate creature
} }
} else if (sa.getSubAbility() != null && ai.getGame().getPhaseHandler().isPreCombatMain() && computerList.isEmpty() } else if (sa.getSubAbility() != null && ai.getGame().getPhaseHandler().isPreCombatMain() && computerList.isEmpty()
&& opp.getCreaturesInPlay().size() > 1 && !ai.getCreaturesInPlay().isEmpty()) { && opp.getCreaturesInPlay().size() > 1 && !ai.getCreaturesInPlay().isEmpty()) {