From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Samsuik <kfian294ma4@gmail.com>
Date: Tue, 18 Jun 2024 13:34:55 +0100
Subject: [PATCH] Entity tracking range modifier


diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
index 606a2626fe0b693049c69924e479a6d875f22480..b2aca1d458d2ea40952b047f991e356aa35b02fb 100644
--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
@@ -1332,7 +1332,10 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
                 double vec3d_dz = player.getZ() - this.entity.getZ();
                 // Paper end - remove allocation of Vec3D here
                 int i = ChunkMap.this.getPlayerViewDistance(player);
-                double d0 = (double) Math.min(this.getEffectiveRange(), i * 16);
+                // Sakura start - entity tracking range modifier
+                double visibleRange = (double) this.getEffectiveRange() * player.trackingRangeModifier;
+                double d0 = (double) Math.min(visibleRange, i * 16);
+                // Sakura end - entity tracking range modifier
                 double d1 = vec3d_dx * vec3d_dx + vec3d_dz * vec3d_dz; // Paper
                 double d2 = d0 * d0;
                 // Paper start - Configurable entity tracking range by Y
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index ac8308be5b200237aa61a21404e558f245356546..c9c39cbdf7e0ff715630fc98712db0f202362eb5 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -360,6 +360,7 @@ public class ServerPlayer extends net.minecraft.world.entity.player.Player imple
     }
     // Paper end - rewrite chunk system
     public final me.samsuik.sakura.player.visibility.PlayerVisibilitySettings visibilitySettings = new me.samsuik.sakura.player.visibility.PlayerVisibilitySettings(); // Sakura - client visibility settings
+    public double trackingRangeModifier = 1.0; // Sakura - entity tracking range modifier
 
     public ServerPlayer(MinecraftServer server, ServerLevel world, GameProfile profile, ClientInformation clientOptions) {
         super(world, world.getSharedSpawnPos(), world.getSharedSpawnAngle(), profile);
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 329e1e93df4f369031d045129b1eb4020b0cc579..b391b5384a455b44f2c857d11fadb9197ab31dc8 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -3039,6 +3039,18 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
         return (this.getHandle().requestedViewDistance() == 0) ? Bukkit.getViewDistance() : this.getHandle().requestedViewDistance();
     }
 
+    // Sakura start - entity tracking range modifier
+    @Override
+    public double getTrackingRangeModifier() {
+        return this.getHandle().trackingRangeModifier * 100.0;
+    }
+
+    @Override
+    public void setTrackingRangeModifier(double mod) {
+        this.getHandle().trackingRangeModifier = mod / 100.0;
+    }
+    // Sakura end - entity tracking range modifier
+
     // Paper start
     @Override
     public java.util.Locale locale() {