1 files changed, 39 insertions, 0 deletions
diff --git a/patches/server/1070-Configurable-Entity-Despawn-Time.patch b/patches/server/1070-Configurable-Entity-Despawn-Time.patch
new file mode 100644
index 0000000000..3885f857a3
--- /dev/null
+++ b/patches/server/1070-Configurable-Entity-Despawn-Time.patch
@@ -0,0 +1,39 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Kevin Raneri <[email protected]>
+Date: Mon, 30 Sep 2024 09:50:55 -0700
+Subject: [PATCH] Configurable Entity Despawn Time
+
+
+diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
+index 8c62d1aa5c8a062685474dca7e91bf9f8b004ca5..a15546e433ebba6c0de01bdaaef201a3d99a87b5 100644
+--- a/src/main/java/net/minecraft/world/entity/Entity.java
++++ b/src/main/java/net/minecraft/world/entity/Entity.java
+@@ -388,6 +388,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
+     private UUID originWorld;
+     public boolean freezeLocked = false; // Paper - Freeze Tick Lock API
+     public boolean fixedPose = false; // Paper - Expand Pose API
++    private final int despawnTime; // Paper - entity despawn time limit
+ 
+     public void setOrigin(@javax.annotation.Nonnull Location location) {
+         this.origin = location.toVector();
+@@ -570,6 +571,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
+ 
+     public Entity(EntityType<?> type, Level world) {
+         this.id = Entity.ENTITY_COUNTER.incrementAndGet();
++        this.despawnTime = type == EntityType.PLAYER ? -1 : world.paperConfig().entities.spawning.despawnTime.getOrDefault(type, io.papermc.paper.configuration.type.number.IntOr.Disabled.DISABLED).or(-1); // Paper - entity despawn time limit
+         this.passengers = ImmutableList.of();
+         this.deltaMovement = Vec3.ZERO;
+         this.bb = Entity.INITIAL_AABB;
+@@ -868,6 +870,12 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
+     }
+ 
+     public void tick() {
++        // Paper start - entity despawn time limit
++        if (this.despawnTime >= 0 && this.tickCount >= this.despawnTime) {
++            this.discard(org.bukkit.event.entity.EntityRemoveEvent.Cause.DESPAWN);
++            return;
++        }
++        // Paper end - entity despawn time limit
+         this.baseTick();
+     }
+