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SakuraMC/sakura-server/minecraft-patches/features/0022-Add-entity-travel-distance-limits.patch
Samsuik 1530ca1264 Updated Upstream (Paper)
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@914fb08 Fix Entity#updateFluidHeightAndDoFluidPushing inconsistency with Vanilla
PaperMC/Paper@e9fa3a7 Use correct queue when blocking on futures
PaperMC/Paper@0ff899d Prevent world mutation on copper golem spawn cancel (#13152)
PaperMC/Paper@bae47d3 Update to 1.21.10 (#13127)
PaperMC/Paper@8339bb3 Update DataConverter constants for 1.21.10
PaperMC/Paper@3982efa Sync Moonrise
PaperMC/Paper@fa57d4b Remove Vanilla packet processing at start of tick
PaperMC/Paper@fba780d Rebuild patches
2025-10-07 20:21:51 +01:00

54 lines
3.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Samsuik <kfian294ma4@gmail.com>
Date: Tue, 20 Feb 2024 19:16:16 +0000
Subject: [PATCH] Add entity travel distance limits
diff --git a/net/minecraft/server/level/ServerLevel.java b/net/minecraft/server/level/ServerLevel.java
index 0b9ac2b9e07102babf3c8975cae42841b63f1c63..c94aa1d950a18a29692f9c4e668c8495985ca4c8 100644
--- a/net/minecraft/server/level/ServerLevel.java
+++ b/net/minecraft/server/level/ServerLevel.java
@@ -1343,6 +1343,11 @@ public class ServerLevel extends Level implements ServerEntityGetter, WorldGenLe
final boolean isActive = io.papermc.paper.entity.activation.ActivationRange.checkIfActive(entity); // Paper - EAR 2
if (isActive) { // Paper - EAR 2
entity.tick();
+ // Sakura start - entity travel distance limits
+ if (entity.isPastTravelDistanceLimit()) {
+ entity.discard(org.bukkit.event.entity.EntityRemoveEvent.Cause.DESPAWN);
+ }
+ // Sakura end - entity travel distance limits
entity.postTick(); // CraftBukkit
} else {entity.inactiveTick();} // Paper - EAR 2
profilerFiller.pop();
diff --git a/net/minecraft/world/entity/Entity.java b/net/minecraft/world/entity/Entity.java
index a0e8c5d822c9312054c682d2727d05eb9d885cd5..c5d38a77e28574d54677cd23b690f9ea3994ee63 100644
--- a/net/minecraft/world/entity/Entity.java
+++ b/net/minecraft/world/entity/Entity.java
@@ -603,6 +603,18 @@ public abstract class Entity implements SyncedDataHolder, DebugValueSource, Name
return this.mechanicsTarget;
}
// Sakura end - configure server mechanics
+ // Sakura start - entity travel distance limits
+ private final double travelDistanceLimit;
+
+ public final boolean isPastTravelDistanceLimit() {
+ if (this.origin == null) {
+ return false;
+ }
+ final double x = Math.pow(this.origin.x() - this.position.x(), 2.0);
+ final double z = Math.pow(this.origin.z() - this.position.z(), 2.0);
+ return Math.max(x, z) >= this.travelDistanceLimit;
+ }
+ // Sakura end - entity travel distance limits
public Entity(EntityType<?> entityType, Level level) {
this.type = entityType;
@@ -632,6 +644,7 @@ public abstract class Entity implements SyncedDataHolder, DebugValueSource, Name
this.setPos(0.0, 0.0, 0.0);
this.eyeHeight = this.dimensions.eyeHeight();
this.despawnTime = level == null || type == EntityType.PLAYER ? -1 : level.paperConfig().entities.spawning.despawnTime.getOrDefault(type, io.papermc.paper.configuration.type.number.IntOr.Disabled.DISABLED).or(-1); // Paper - entity despawn time limit
+ this.travelDistanceLimit = level == null ? Integer.MAX_VALUE : Math.pow(level.sakuraConfig().entity.chunkTravelLimit.getOrDefault(entityType, Integer.MAX_VALUE) * 16.0, 2); // Sakura - entity travel distance limits
}
public boolean isColliding(BlockPos pos, BlockState state) {