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Merge remote-tracking branch 'origin/development' into tower

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This commit is contained in:
Akka
2022-05-08 20:56:50 +08:00
parent 4b6842f006 65861c3c22
commit 219a850818
67 changed files with 1375 additions and 702 deletions
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84
src/main/java/emu/grasscutter/server/packet/recv/HandlerCombatInvocationsNotify.java
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@@ -1,6 +1,8 @@
package emu.grasscutter.server.packet.recv;
import emu.grasscutter.Grasscutter;
import emu.grasscutter.game.entity.GameEntity;
import emu.grasscutter.game.props.FightProperty;
import emu.grasscutter.net.packet.Opcodes;
import emu.grasscutter.net.packet.PacketOpcodes;
import emu.grasscutter.net.proto.CombatInvocationsNotifyOuterClass.CombatInvocationsNotify;
@@ -8,11 +10,19 @@ import emu.grasscutter.net.proto.CombatInvokeEntryOuterClass.CombatInvokeEntry;
import emu.grasscutter.net.proto.EntityMoveInfoOuterClass.EntityMoveInfo;
import emu.grasscutter.net.proto.EvtBeingHitInfoOuterClass.EvtBeingHitInfo;
import emu.grasscutter.net.packet.PacketHandler;
import emu.grasscutter.net.proto.MotionInfoOuterClass.MotionInfo;
import emu.grasscutter.net.proto.MotionStateOuterClass.MotionState;
import emu.grasscutter.net.proto.PlayerDieTypeOuterClass;
import emu.grasscutter.server.game.GameSession;
import emu.grasscutter.server.packet.send.PacketEntityFightPropUpdateNotify;
@Opcodes(PacketOpcodes.CombatInvocationsNotify)
public class HandlerCombatInvocationsNotify extends PacketHandler {
private float cachedLandingSpeed = 0;
private long cachedLandingTimeMillisecond = 0;
private boolean monitorLandingEvent = false;
@Override
public void handle(GameSession session, byte[] header, byte[] payload) throws Exception {
CombatInvocationsNotify notif = CombatInvocationsNotify.parseFrom(payload);
@@ -28,7 +38,34 @@ public class HandlerCombatInvocationsNotify extends PacketHandler {
EntityMoveInfo moveInfo = EntityMoveInfo.parseFrom(entry.getCombatData());
GameEntity entity = session.getPlayer().getScene().getEntityById(moveInfo.getEntityId());
if (entity != null) {
session.getPlayer().getMovementManager().handle(session, moveInfo, entity);
// Move player
MotionInfo motionInfo = moveInfo.getMotionInfo();
entity.getPosition().set(motionInfo.getPos());
entity.getRotation().set(motionInfo.getRot());
entity.setLastMoveSceneTimeMs(moveInfo.getSceneTime());
entity.setLastMoveReliableSeq(moveInfo.getReliableSeq());
MotionState motionState = motionInfo.getState();
entity.setMotionState(motionState);
session.getPlayer().getStaminaManager().handleCombatInvocationsNotify(session, moveInfo, entity);
// 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);
}
}
}
break;
default:
@@ -47,5 +84,48 @@ public class HandlerCombatInvocationsNotify extends PacketHandler {
}
}
private void handleFallOnGround(GameSession session, GameEntity entity, MotionState motionState) {
// 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().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 damageFactor = 0;
if (cachedLandingSpeed < -23.5) {
damageFactor = 0.33f;
}
if (cachedLandingSpeed < -25) {
damageFactor = 0.5f;
}
if (cachedLandingSpeed < -26.5) {
damageFactor = 0.66f;
}
if (cachedLandingSpeed < -28) {
damageFactor = 1f;
}
float damage = maxHP * damageFactor;
float newHP = currentHP - damage;
if (newHP < 0) {
newHP = 0;
}
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) {
session.getPlayer().getStaminaManager().killAvatar(session, entity, PlayerDieTypeOuterClass.PlayerDieType.PLAYER_DIE_FALL);
}
cachedLandingSpeed = 0;
}
}

11
src/main/java/emu/grasscutter/server/packet/recv/HandlerEnterTransPointRegionNotify.java
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@@ -1,20 +1,11 @@
package emu.grasscutter.server.packet.recv;
import emu.grasscutter.game.managers.SotSManager.SotSManager;
import emu.grasscutter.game.managers.SotSManager;
import emu.grasscutter.game.player.Player;
import emu.grasscutter.game.props.FightProperty;
import emu.grasscutter.net.packet.Opcodes;
import emu.grasscutter.net.packet.PacketHandler;
import emu.grasscutter.net.packet.PacketOpcodes;
import emu.grasscutter.net.proto.ChangeHpReasonOuterClass.ChangeHpReason;
import emu.grasscutter.net.proto.PropChangeReasonOuterClass.PropChangeReason;
import emu.grasscutter.server.game.GameSession;
import emu.grasscutter.server.packet.send.PacketAvatarFightPropUpdateNotify;
import emu.grasscutter.server.packet.send.PacketAvatarLifeStateChangeNotify;
import emu.grasscutter.server.packet.send.PacketEntityFightPropChangeReasonNotify;
import emu.grasscutter.server.packet.send.PacketEntityFightPropUpdateNotify;
import java.util.List;
@Opcodes(PacketOpcodes.EnterTransPointRegionNotify)
public class HandlerEnterTransPointRegionNotify extends PacketHandler {

6
src/main/java/emu/grasscutter/server/packet/recv/HandlerEvtDoSkillSuccNotify.java
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@@ -1,6 +1,5 @@
package emu.grasscutter.server.packet.recv;
import emu.grasscutter.Grasscutter;
import emu.grasscutter.net.packet.Opcodes;
import emu.grasscutter.net.packet.PacketHandler;
import emu.grasscutter.net.packet.PacketOpcodes;
@@ -15,10 +14,7 @@ public class HandlerEvtDoSkillSuccNotify extends PacketHandler {
EvtDoSkillSuccNotify notify = EvtDoSkillSuccNotify.parseFrom(payload);
// TODO: Will be used for deducting stamina for charged skills.
int caster = notify.getCasterId();
int skillId = notify.getSkillId();
session.getPlayer().getMovementManager().notifySkill(caster, skillId);
session.getPlayer().getStaminaManager().handleEvtDoSkillSuccNotify(session, notify);
}
}

2
src/main/java/emu/grasscutter/server/packet/recv/HandlerExitTransPointRegionNotify.java
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@@ -1,6 +1,6 @@
package emu.grasscutter.server.packet.recv;
import emu.grasscutter.game.managers.SotSManager.SotSManager;
import emu.grasscutter.game.managers.SotSManager;
import emu.grasscutter.game.player.Player;
import emu.grasscutter.net.packet.Opcodes;
import emu.grasscutter.net.packet.PacketHandler;