Update and integrate legacy system

This commit is contained in:
2025-07-08 22:16:52 +02:00
parent a572b84016
commit d657f9871d
13 changed files with 333 additions and 323 deletions
@@ -0,0 +1,131 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2020 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bausystem.utils.tps;
import de.steamwar.Reflection;
import com.comphenix.tinyprotocol.TinyProtocol;
import de.steamwar.core.BountifulWrapper;
import de.steamwar.core.ChatWrapper;
import de.steamwar.core.Core;
import lombok.experimental.UtilityClass;
import org.bukkit.Bukkit;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
import org.bukkit.entity.TNTPrimed;
import org.bukkit.scheduler.BukkitRunnable;
import org.bukkit.scheduler.BukkitTask;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;
@UtilityClass
class PacketCache {
private static List<Object> packets = new ArrayList<>();
private static Set<Entity> entities = new HashSet<>();
private static BukkitTask task = null;
private static Class<?> vec3dClass = Reflection.getClass("net.minecraft.world.phys.Vec3");
private static Reflection.Field<Object> zeroVec3d = (Reflection.Field<Object>) Reflection.getField(vec3dClass, vec3dClass, 0);
private static Object ZERO_VEC3D = zeroVec3d.get(null);
private static Class<?> velocityPacketClass = Reflection.getClass("net.minecraft.network.protocol.game.ClientboundSetEntityMotionPacket");
private static Reflection.Constructor velocityPacketConstructor = Reflection.getConstructor(velocityPacketClass, int.class, vec3dClass);
private static Class<?> teleportPacketClass = Reflection.getClass("net.minecraft.network.protocol.game.ClientboundTeleportEntityPacket");
private static Class<?> entityClass = Reflection.getClass("net.minecraft.world.entity.Entity");
private static Reflection.Constructor teleportPacketConstructor = Reflection.getConstructor(teleportPacketClass, entityClass);
private static Class<?> craftEntityClass = Reflection.getClass("org.bukkit.craftbukkit.entity.CraftEntity");
private static Reflection.Method getHandle = Reflection.getMethod(craftEntityClass, "getHandle");
private static Object noGravityDataWatcher = BountifulWrapper.impl.getDataWatcherObject(5, Boolean.class);
private static Object fuseDataWatcher = BountifulWrapper.impl.getDataWatcherObject(8, Integer.class);
public void continuousSendCache() {
if (task != null) {
return;
}
createPackets();
task = new BukkitRunnable() {
@Override
public void run() {
_sendCache();
}
}.runTaskTimer(Core.getInstance(), 1, 1);
}
public void sendCache() {
if (task != null) {
task.cancel();
task = null;
}
_sendCache();
}
private void _sendCache() {
createPackets();
for (Player player : Bukkit.getOnlinePlayers()) {
for (Object packet : packets) {
TinyProtocol.instance.sendPacket(player, packet);
}
}
}
public void clearCache() {
packets.clear();
entities.clear();
if (task != null) {
task.cancel();
task = null;
}
}
private void createPackets() {
if (entities.stream().anyMatch(Entity::isDead)) {
entities.clear();
packets.clear();
}
List<Entity> entities = Bukkit.getWorlds().get(0).getEntities().stream()
.filter(e -> !(e instanceof Player))
.filter(e -> PacketCache.entities.add(e))
.collect(Collectors.toList());
for (Entity entity : entities) {
packets.add(teleportPacketConstructor.invoke(getHandle.invoke(entity)));
}
for (Entity entity : entities) {
packets.add(velocityPacketConstructor.invoke(entity.getEntityId(), ZERO_VEC3D));
}
for (Entity entity : entities) {
packets.add(ChatWrapper.impl.getDataWatcherPacket(entity.getEntityId(), noGravityDataWatcher, true));
}
for (Entity entity : entities) {
if (!(entity instanceof TNTPrimed)) continue;
TNTPrimed tnt = (TNTPrimed) entity;
int fuse = tnt.getFuseTicks();
packets.add(ChatWrapper.impl.getDataWatcherPacket(entity.getEntityId(), fuseDataWatcher, fuse - (fuse % 5) + 1));
}
}
}
@@ -0,0 +1,76 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2020 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bausystem.utils.tps;
import de.steamwar.Reflection;
import lombok.Getter;
import lombok.experimental.UtilityClass;
import org.bukkit.Bukkit;
import org.bukkit.World;
@UtilityClass
public class TPSFreezeUtils {
private static Reflection.Field<Boolean> fieldAccessor;
@Getter
private static final boolean canFreeze;
private static final Reflection.Method getWorldHandle = Reflection.getTypedMethod(Reflection.getClass("org.bukkit.craftbukkit.CraftWorld"), "getHandle", null);
@Getter
private static boolean frozen = false;
private static final World world = Bukkit.getWorlds().get(0);
static {
Reflection.Field<Boolean> fieldAccessor;
try {
fieldAccessor = Reflection.getField(Reflection.getClass("net.minecraft.server.level.ServerLevel"), "freezed", boolean.class);
} catch (IllegalArgumentException e) {
fieldAccessor = null;
}
canFreeze = fieldAccessor != null;
TPSFreezeUtils.fieldAccessor = fieldAccessor;
}
public void freeze() {
setFreeze(world, true);
}
public void unfreeze() {
setFreeze(world, false);
}
public boolean frozen() {
return canFreeze && frozen;
}
private void setFreeze(World world, boolean state) {
if (canFreeze) {
fieldAccessor.set(getWorldHandle.invoke(world), state);
if (state) {
PacketCache.continuousSendCache();
} else {
PacketCache.clearCache();
}
frozen = state;
}
}
}
@@ -0,0 +1,124 @@
/*
* This file is a part of the SteamWar software.
*
* Copyright (C) 2020 SteamWar.de-Serverteam
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package de.steamwar.bausystem.utils.tps;
import de.steamwar.Reflection;
import com.comphenix.tinyprotocol.TinyProtocol;
import de.steamwar.bausystem.utils.PlayerMovementWrapper;
import de.steamwar.core.Core;
import lombok.experimental.UtilityClass;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.scheduler.BukkitTask;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.function.BiFunction;
@UtilityClass
public class TPSLimitUtils {
private static long currentTime = System.nanoTime();
private static BukkitTask tpsLimiter = null;
private static Queue<Runnable> packetQueue = new ConcurrentLinkedQueue<>();
public void unlimit() {
if (tpsLimiter != null) tpsLimiter.cancel();
tpsLimiter = null;
}
public void limit(double tps) {
if (tpsLimiter != null) tpsLimiter.cancel();
double delay = 20 / tps;
int loops = (int) Math.ceil(delay);
long sleepDelay = (long) (50 * delay) / loops;
tpsLimiter = Bukkit.getScheduler().runTaskTimer(Core.getInstance(), () -> {
PacketCache.sendCache();
for (int i = 0; i < loops; i++) {
sleepUntilNextTick(sleepDelay);
PacketCache.sendCache();
while (true) {
Runnable runnable = packetQueue.poll();
if (runnable == null) break;
runnable.run();
}
}
PacketCache.clearCache();
}, 0, 1);
}
private void sleepUntilNextTick(long neededDelta) {
long lastTime = currentTime;
currentTime = System.nanoTime();
long timeDelta = (currentTime - lastTime) / 1000000;
if (neededDelta - timeDelta < 0) return;
try {
Thread.sleep(neededDelta - timeDelta);
currentTime = System.nanoTime();
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
}
}
/*
static {
long timeInterval = 50;
final long[] lastTime = {System.currentTimeMillis()};
final double[] tps = {20.0};
Bukkit.getScheduler().runTaskTimer(Core.getInstance(), () -> {
long currentTime = System.currentTimeMillis();
if (currentTime > lastTime[0]) {
tps[0] = (double)timeInterval / (double)(currentTime - lastTime[0]) * 20.0;
}
lastTime[0] = currentTime;
Bukkit.getOnlinePlayers().forEach(player -> {
SWUtils.sendToActionbar(player, String.valueOf((int) (tps[0] * 10.0) / 10.0));
});
}, timeInterval / 50L, timeInterval / 50L);
}
*/
private static final Class<?> position = Reflection.getClass("net.minecraft.network.protocol.game.ServerboundMovePlayerPacket$Pos");
private static final Class<?> positionLook = Reflection.getClass("net.minecraft.network.protocol.game.ServerboundMovePlayerPacket$PosRot");
static {
BiFunction<Player, Object, Object> positionSetter = (player, o) -> {
if (tpsLimiter != null) {
Object object = PlayerMovementWrapper.impl.convertToOut(player, o);
packetQueue.add(() -> {
PlayerMovementWrapper.impl.setPosition(player, o);
Bukkit.getOnlinePlayers().forEach(p -> {
if (p == player) return;
TinyProtocol.instance.sendPacket(p, object);
});
});
return null;
}
return o;
};
TinyProtocol.instance.addFilter(position, positionSetter);
TinyProtocol.instance.addFilter(positionLook, positionSetter);
}
}