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- AiBlockController: added a routine to try to block a Menace creature with two creatures that don't kill it but neither of which get killed as well.

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This commit is contained in:
Agetian
2017-09-16 10:41:37 +00:00
parent f5db79ce69
commit 0261f25996
1 changed files with 50 additions and 6 deletions
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56
forge-ai/src/main/java/forge/ai/AiBlockController.java
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@@ -361,9 +361,9 @@ public class AiBlockController {
final List<Card> firstStrikeBlockers = new ArrayList<>();
final List<Card> blockGang = new ArrayList<>();
for (Card blocker : blockers) {
if (ComputerUtilCombat.canDestroyBlockerBeforeFirstStrike(blocker, attacker, false)) {
continue;
}
if (ComputerUtilCombat.canDestroyBlockerBeforeFirstStrike(blocker, attacker, false)) {
continue;
}
if (blocker.hasFirstStrike() || blocker.hasDoubleStrike()) {
firstStrikeBlockers.add(blocker);
}
@@ -457,9 +457,9 @@ public class AiBlockController {
// The attacker will be killed
&& (absorbedDamage2 + absorbedDamage > attacker.getNetCombatDamage()
// only one blocker can be killed
|| currentValue + addedValue - 50 <= evalAttackerValue
|| currentValue + addedValue - 50 <= evalAttackerValue
// or attacker is worth more
|| (lifeInDanger && ComputerUtilCombat.lifeInDanger(ai, combat)))
|| (lifeInDanger && ComputerUtilCombat.lifeInDanger(ai, combat)))
// or life is in danger
&& CombatUtil.canBlock(attacker, blocker, combat)) {
// this is needed for attackers that can't be blocked by
@@ -509,7 +509,7 @@ public class AiBlockController {
&& !(damageNeeded > currentDamage + additionalDamage2 + additionalDamage3)
// The attacker will be killed
&& ((absorbedDamage2 + absorbedDamage > netCombatDamage && absorbedDamage3 + absorbedDamage > netCombatDamage
&& absorbedDamage3 + absorbedDamage2 > netCombatDamage)
&& absorbedDamage3 + absorbedDamage2 > netCombatDamage)
// only one blocker can be killed
|| currentValue + addedValue2 + addedValue3 - 50 <= evalAttackerValue
// or attacker is worth more
@@ -536,6 +536,50 @@ public class AiBlockController {
}
attackersLeft = (new ArrayList<>(currentAttackers));
// Try to block a Menace attacker with two blockers, neither of which will die
for (final Card attacker : attackersLeft) {
if (!attacker.hasKeyword("Menace") && !attacker.hasStartOfKeyword("CantBeBlockedByAmount LT2")) {
continue;
}
blockers = getPossibleBlockers(combat, attacker, blockersLeft, false);
List<Card> usableBlockers;
final List<Card> blockGang = new ArrayList<>();
int absorbedDamage; // The amount of damage needed to kill the first blocker
usableBlockers = CardLists.filter(blockers, new Predicate<Card>() {
@Override
public boolean apply(final Card c) {
return c.getNetToughness() > attacker.getNetCombatDamage();
}
});
if (usableBlockers.size() < 2) {
return;
}
final Card leader = ComputerUtilCard.getBestCreatureAI(usableBlockers);
blockGang.add(leader);
usableBlockers.remove(leader);
absorbedDamage = ComputerUtilCombat.getEnoughDamageToKill(leader, attacker.getNetCombatDamage(), attacker, true);
// consider a double block
for (final Card blocker : usableBlockers) {
final int absorbedDamage2 = ComputerUtilCombat.getEnoughDamageToKill(blocker, attacker.getNetCombatDamage(), attacker, true);
// only do it if neither blocking creature will die
if (absorbedDamage > attacker.getNetCombatDamage() && absorbedDamage2 > attacker.getNetCombatDamage()) {
currentAttackers.remove(attacker);
combat.addBlocker(attacker, blocker);
if (CombatUtil.canBlock(attacker, leader, combat)) {
combat.addBlocker(attacker, leader);
}
break;
}
}
}
attackersLeft = (new ArrayList<>(currentAttackers));
}
// Bad Trade Blocks (should only be made if life is in danger)