From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cryptite <cryptite@gmail.com>
Date: Wed, 25 Oct 2023 17:05:29 -0500
Subject: [PATCH] Disable sending Entity Movement Packets


diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
index 4f4ea6dcef4e1960ac69271fbd771dd3ad6af275..81371980e0eaa362ea1fff9813f632db93021bda 100644
--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
@@ -151,7 +151,7 @@ public class ServerEntity {
                 boolean flag = Math.abs(i - this.yRotp) >= 1 || Math.abs(j - this.xRotp) >= 1;
 
                 if (flag) {
-                    this.broadcast.accept(new ClientboundMoveEntityPacket.Rot(this.entity.getId(), (byte) i, (byte) j, this.entity.onGround()));
+                    if (entity.sendMovementPackets) this.broadcast.accept(new ClientboundMoveEntityPacket.Rot(this.entity.getId(), (byte) i, (byte) j, this.entity.onGround())); // Slice
                     this.yRotp = i;
                     this.xRotp = j;
                 }
@@ -186,14 +186,14 @@ public class ServerEntity {
                     if (!flag6 && this.teleportDelay <= 400 && !this.wasRiding && this.wasOnGround == this.entity.onGround()&& !(io.papermc.paper.configuration.GlobalConfiguration.get().collisions.sendFullPosForHardCollidingEntities && this.entity.hardCollides())) { // Paper - send full pos for hard colliding entities to prevent collision problems due to desync
                         if ((!flag2 || !flag3) && !(this.entity instanceof AbstractArrow)) {
                             if (flag2) {
-                                packet1 = new ClientboundMoveEntityPacket.Pos(this.entity.getId(), (short) ((int) k), (short) ((int) l), (short) ((int) i1), this.entity.onGround());
+                                if (entity.sendMovementPackets) packet1 = new ClientboundMoveEntityPacket.Pos(this.entity.getId(), (short) ((int) k), (short) ((int) l), (short) ((int) i1), this.entity.onGround()); // Slice
                                 flag4 = true;
                             } else if (flag3) {
-                                packet1 = new ClientboundMoveEntityPacket.Rot(this.entity.getId(), (byte) i, (byte) j, this.entity.onGround());
+                                if (entity.sendMovementPackets) packet1 = new ClientboundMoveEntityPacket.Rot(this.entity.getId(), (byte) i, (byte) j, this.entity.onGround()); // Slice
                                 flag5 = true;
                             }
                         } else {
-                            packet1 = new ClientboundMoveEntityPacket.PosRot(this.entity.getId(), (short) ((int) k), (short) ((int) l), (short) ((int) i1), (byte) i, (byte) j, this.entity.onGround());
+                            if (entity.sendMovementPackets) packet1 = new ClientboundMoveEntityPacket.PosRot(this.entity.getId(), (short) ((int) k), (short) ((int) l), (short) ((int) i1), (byte) i, (byte) j, this.entity.onGround()); // Slice
                             flag4 = true;
                             flag5 = true;
                         }
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 5069faacb2e16b112b5c7167de5fe310e20bc086..d80be25ceca44a536d4989a0799716ea7f3a2026 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -424,6 +424,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
     public boolean freezeLocked = false; // Paper - Freeze Tick Lock API
     public boolean fixedPose = false; // Paper - Expand Pose API
     public boolean saveable = true; // Slice
+    public boolean sendMovementPackets = true; // Slice
 
     public void setOrigin(@javax.annotation.Nonnull Location location) {
         this.origin = location.toVector();