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Update StaminaManager

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This commit is contained in:
gentlespoon
2022-05-08 04:02:45 -07:00
committed by Melledy
parent a09723f07d
commit d78348522e
6 changed files with 327 additions and 95 deletions
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44
src/main/java/emu/grasscutter/server/packet/recv/HandlerCombatInvocationsNotify.java
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@@ -49,22 +49,23 @@ public class HandlerCombatInvocationsNotify extends PacketHandler {
session.getPlayer().getStaminaManager().handleCombatInvocationsNotify(session, moveInfo, entity);
// TODO: handle MOTION_FIGHT landing
// For plunge attacks, LAND_SPEED is always -30 and is not useful.
// May need the height when starting plunge attack.
// TODO: handle MOTION_FIGHT landing which has a different damage factor
// Also, for plunge attacks, LAND_SPEED is always -30 and is not useful.
// May need the height when starting plunge attack.
// MOTION_LAND_SPEED and MOTION_FALL_ON_GROUND arrive in different packets.
// Cache land speed for later use.
if (motionState == MotionState.MOTION_LAND_SPEED) {
cachedLandingSpeed = motionInfo.getSpeed().getY();
cachedLandingTimeMillisecond = System.currentTimeMillis();
monitorLandingEvent = true;
}
if (monitorLandingEvent) {
if (motionState == MotionState.MOTION_FALL_ON_GROUND) {
monitorLandingEvent = false;
handleFallOnGround(session, entity, motionState);
}
}
if (motionState == MotionState.MOTION_LAND_SPEED) {
// MOTION_LAND_SPEED and MOTION_FALL_ON_GROUND arrive in different packet. Cache land speed for later use.
cachedLandingSpeed = motionInfo.getSpeed().getY();
cachedLandingTimeMillisecond = System.currentTimeMillis();
monitorLandingEvent = true;
}
}
break;
default:
@@ -84,33 +85,42 @@ public class HandlerCombatInvocationsNotify extends PacketHandler {
}
private void handleFallOnGround(GameSession session, GameEntity entity, MotionState motionState) {
// If not received immediately after MOTION_LAND_SPEED, discard this packet.
// People have reported that after plunge attack (client sends a FIGHT instead of FALL_ON_GROUND) they will die
// if they talk to an NPC (this is when the client sends a FALL_ON_GROUND) without jumping again.
// A dirty patch: if not received immediately after MOTION_LAND_SPEED, discard this packet.
// 200ms seems to be a reasonable delay.
int maxDelay = 200;
long actualDelay = System.currentTimeMillis() - cachedLandingTimeMillisecond;
Grasscutter.getLogger().debug("MOTION_FALL_ON_GROUND received after " + actualDelay + "/" + maxDelay + "ms." + (actualDelay > maxDelay ? " Discard" : ""));
Grasscutter.getLogger().trace("MOTION_FALL_ON_GROUND received after " + actualDelay + "/" + maxDelay + "ms." + (actualDelay > maxDelay ? " Discard" : ""));
if (actualDelay > maxDelay) {
return;
}
float currentHP = entity.getFightProperty(FightProperty.FIGHT_PROP_CUR_HP);
float maxHP = entity.getFightProperty(FightProperty.FIGHT_PROP_MAX_HP);
float damage = 0;
float damageFactor = 0;
if (cachedLandingSpeed < -23.5) {
damage = (float) (maxHP * 0.33);
damageFactor = 0.33f;
}
if (cachedLandingSpeed < -25) {
damage = (float) (maxHP * 0.5);
damageFactor = 0.5f;
}
if (cachedLandingSpeed < -26.5) {
damage = (float) (maxHP * 0.66);
damageFactor = 0.66f;
}
if (cachedLandingSpeed < -28) {
damage = (maxHP * 1);
damageFactor = 1f;
}
float damage = maxHP * damageFactor;
float newHP = currentHP - damage;
if (newHP < 0) {
newHP = 0;
}
Grasscutter.getLogger().debug(currentHP + "/" + maxHP + "\t" + "\tDamage: " + damage + "\tnewHP: " + newHP);
if (damageFactor > 0) {
Grasscutter.getLogger().debug(currentHP + "/" + maxHP + "\tLandingSpeed: " + cachedLandingSpeed +
"\tDamageFactor: " + damageFactor + "\tDamage: " + damage + "\tNewHP: " + newHP);
} else {
Grasscutter.getLogger().trace(currentHP + "/" + maxHP + "\tLandingSpeed: 0\tNo damage");
}
entity.setFightProperty(FightProperty.FIGHT_PROP_CUR_HP, newHP);
entity.getWorld().broadcastPacket(new PacketEntityFightPropUpdateNotify(entity, FightProperty.FIGHT_PROP_CUR_HP));
if (newHP == 0) {