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Gale/gale-server/minecraft-patches/features/0017-Better-checking-for-useless-move-packets.patch
2025-01-07 18:39:31 -05:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Martijn Muijsers <martijnmuijsers@live.nl>
Date: Wed, 23 Nov 2022 22:26:37 +0100
Subject: [PATCH] Better checking for useless move packets
License: GPL-3.0 (https://www.gnu.org/licenses/gpl-3.0.html)
Gale - https://galemc.org
This patch is based on the following patch:
"Better checking for useless move packets"
By: Paul Sauve <paul@technove.co>
As part of: Airplane (https://github.com/TECHNOVE/Airplane)
Licensed under: GPL-3.0 (https://www.gnu.org/licenses/gpl-3.0.html)
* Airplane copyright *
Airplane
Copyright (C) 2020 Technove LLC
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
diff --git a/net/minecraft/server/level/ServerEntity.java b/net/minecraft/server/level/ServerEntity.java
index 0fb253aa55a24b56b17f524b3261c5b75c7d7e59..d985555a029d06ffc73dd10115df47b83c9afafd 100644
--- a/net/minecraft/server/level/ServerEntity.java
+++ b/net/minecraft/server/level/ServerEntity.java
@@ -179,19 +179,25 @@ public class ServerEntity {
packet = ClientboundEntityPositionSyncPacket.of(this.entity);
flag3 = true;
flag4 = true;
- } else if ((!flag2 || !flag) && !(this.entity instanceof AbstractArrow)) {
- if (flag2) {
- packet = new ClientboundMoveEntityPacket.Pos(this.entity.getId(), (short)l, (short)l1, (short)l2, this.entity.onGround());
- flag3 = true;
- } else if (flag) {
- packet = new ClientboundMoveEntityPacket.Rot(this.entity.getId(), b, b1, this.entity.onGround());
- flag4 = true;
- }
+ // Gale start - Airplane - better checking for useless move packets
} else {
- packet = new ClientboundMoveEntityPacket.PosRot(this.entity.getId(), (short)l, (short)l1, (short)l2, b, b1, this.entity.onGround());
- flag3 = true;
- flag4 = true;
+ if (flag2 || flag || this.entity instanceof AbstractArrow) {
+ if ((!flag2 || !flag) && !(this.entity instanceof AbstractArrow)) {
+ if (flag2) {
+ packet = new ClientboundMoveEntityPacket.Pos(this.entity.getId(), (short) l, (short) l1, (short) l2, this.entity.onGround());
+ flag3 = true;
+ } else if (flag) {
+ packet = new ClientboundMoveEntityPacket.Rot(this.entity.getId(), b, b1, this.entity.onGround());
+ flag4 = true;
+ }
+ } else {
+ packet = new ClientboundMoveEntityPacket.PosRot(this.entity.getId(), (short) l, (short) l1, (short) l2, b, b1, this.entity.onGround());
+ flag3 = true;
+ flag4 = true;
+ }
+ }
}
+ // Gale end - Airplane - better checking for useless move packets
if (this.entity.hasImpulse || this.trackDelta || this.entity instanceof LivingEntity && ((LivingEntity)this.entity).isFallFlying()) {
Vec3 deltaMovement = this.entity.getDeltaMovement();