Paper/patches/server-unmapped/0101-Optional-TNT-doesn-t-move-in-water.patch
2021-06-11 14:02:28 +02:00

123 lines
5.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Zach Brown <zach.brown@destroystokyo.com>
Date: Sun, 22 May 2016 20:20:55 -0500
Subject: [PATCH] Optional TNT doesn't move in water
diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index eb04fdb172a50ec1f5b7fe78fa0e7655246abd60..6eca3f300020006f02dd36253b522db442e3cc33 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -2,7 +2,6 @@ package com.destroystokyo.paper;
import java.util.List;
-import org.bukkit.Bukkit;
import org.bukkit.configuration.file.YamlConfiguration;
import org.spigotmc.SpigotWorldConfig;
@@ -291,4 +290,14 @@ public class PaperWorldConfig {
);
}
}
+
+ public boolean preventTntFromMovingInWater;
+ private void preventTntFromMovingInWater() {
+ if (PaperConfig.version < 13) {
+ boolean oldVal = getBoolean("enable-old-tnt-cannon-behaviors", false);
+ set("prevent-tnt-from-moving-in-water", oldVal);
+ }
+ preventTntFromMovingInWater = getBoolean("prevent-tnt-from-moving-in-water", false);
+ log("Prevent TNT from moving in water: " + preventTntFromMovingInWater);
+ }
}
diff --git a/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java b/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java
index beb0beb716869978be6bc5a78ce3b6cf785c5aee..e3cdea3c85d762af6984f3dbe544fdfe101f6ff6 100644
--- a/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java
+++ b/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java
@@ -67,7 +67,7 @@ public class EntityTrackerEntry {
private boolean q;
private boolean r;
// CraftBukkit start
- private final Set<EntityPlayer> trackedPlayers;
+ final Set<EntityPlayer> trackedPlayers; // Paper - private -> package
// Paper start
private java.util.Map<EntityPlayer, Boolean> trackedPlayerMap = null;
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 092ee75f9527af25a48ab052659e3304986b50e0..d314cdd9341e6aa5748a5b1afdd9569bec956c74 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -2771,6 +2771,11 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, ne
}
public boolean bV() {
+ // Paper start
+ return this.pushedByWater();
+ }
+ public boolean pushedByWater() {
+ // Paper end
return true;
}
diff --git a/src/main/java/net/minecraft/world/entity/item/EntityTNTPrimed.java b/src/main/java/net/minecraft/world/entity/item/EntityTNTPrimed.java
index 535e7d7297d81026b8586d5049b72fa65519b464..63b35feac07f01b200dd68c4836ceb419e951660 100644
--- a/src/main/java/net/minecraft/world/entity/item/EntityTNTPrimed.java
+++ b/src/main/java/net/minecraft/world/entity/item/EntityTNTPrimed.java
@@ -4,10 +4,14 @@ import javax.annotation.Nullable;
import net.minecraft.core.particles.Particles;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.network.protocol.Packet;
+import net.minecraft.network.protocol.game.PacketPlayOutEntityTeleport;
+import net.minecraft.network.protocol.game.PacketPlayOutEntityVelocity;
import net.minecraft.network.protocol.game.PacketPlayOutSpawnEntity;
import net.minecraft.network.syncher.DataWatcher;
import net.minecraft.network.syncher.DataWatcherObject;
import net.minecraft.network.syncher.DataWatcherRegistry;
+import net.minecraft.server.level.PlayerChunkMap;
+import net.minecraft.server.level.WorldServer;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntityLiving;
import net.minecraft.world.entity.EntityPose;
@@ -96,7 +100,27 @@ public class EntityTNTPrimed extends Entity {
this.world.addParticle(Particles.SMOKE, this.locX(), this.locY() + 0.5D, this.locZ(), 0.0D, 0.0D, 0.0D);
}
}
-
+ // Paper start - Optional prevent TNT from moving in water
+ if (!this.dead && this.inWater && this.world.paperConfig.preventTntFromMovingInWater) {
+ /*
+ * Author: Jedediah Smith <jedediah@silencegreys.com>
+ */
+ // Send position and velocity updates to nearby players on every tick while the TNT is in water.
+ // This does pretty well at keeping their clients in sync with the server.
+ PlayerChunkMap.EntityTracker ete = ((WorldServer)this.world).getChunkProvider().playerChunkMap.trackedEntities.get(this.getId());
+ if (ete != null) {
+ PacketPlayOutEntityVelocity velocityPacket = new PacketPlayOutEntityVelocity(this);
+ PacketPlayOutEntityTeleport positionPacket = new PacketPlayOutEntityTeleport(this);
+
+ ete.trackedPlayers.stream()
+ .filter(viewer -> (viewer.locX() - this.locX()) * (viewer.locY() - this.locY()) * (viewer.locZ() - this.locZ()) < 16 * 16)
+ .forEach(viewer -> {
+ viewer.playerConnection.sendPacket(velocityPacket);
+ viewer.playerConnection.sendPacket(positionPacket);
+ });
+ }
+ }
+ // Paper end
}
private void explode() {
@@ -165,4 +189,11 @@ public class EntityTNTPrimed extends Entity {
public Packet<?> P() {
return new PacketPlayOutSpawnEntity(this);
}
+
+ // Paper start - Optional prevent TNT from moving in water
+ @Override
+ public boolean pushedByWater() {
+ return !world.paperConfig.preventTntFromMovingInWater && super.pushedByWater();
+ }
+ // Paper end
}