Files
MiraiMC/patches/server/0054-Purpur-Don-t-send-useless-entity-packets.patch
2021-10-11 22:08:41 +02:00

61 lines
3.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Sat, 6 Jul 2019 17:00:04 -0500
Subject: [PATCH] (Purpur) Don't send useless entity packets
Original code by pl3xgaming, licensed under MIT
You can find the original code on https://github.com/pl3xgaming/Purpur
diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
index c71bc00973899feec0ec5530bf3d237928810cf4..d175a41fd8c24813904019e25432c4a796db0b7b 100644
--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
@@ -190,6 +190,7 @@ public class ServerEntity {
this.teleportDelay = 0;
packet1 = new ClientboundTeleportEntityPacket(this.entity);
}
+ if (xyz.arthurb.mirai.MiraiConfig.dontSendUselessEntityPackets && isUselessPacket(packet1)) packet1 = null; // Purpur
}
if ((this.trackDelta || this.entity.hasImpulse || this.entity instanceof LivingEntity && ((LivingEntity) this.entity).isFallFlying()) && this.tickCount > 0) {
@@ -257,6 +258,22 @@ public class ServerEntity {
}
}
+
+ // Purpur start
+ private boolean isUselessPacket(Packet<?> possibleUselessPacket) {
+ if (possibleUselessPacket instanceof ClientboundMoveEntityPacket) {
+ ClientboundMoveEntityPacket packet = (ClientboundMoveEntityPacket) possibleUselessPacket;
+ if (possibleUselessPacket instanceof ClientboundMoveEntityPacket.Pos) {
+ return packet.getXa() == 0 && packet.getYa() == 0 && packet.getZa() == 0;
+ } else if (possibleUselessPacket instanceof ClientboundMoveEntityPacket.PosRot) {
+ return packet.getXa() == 0 && packet.getYa() == 0 && packet.getZa() == 0 && packet.getyRot() == 0 && packet.getxRot() == 0;
+ } else if (possibleUselessPacket instanceof ClientboundMoveEntityPacket.Rot) {
+ return packet.getyRot() == 0 && packet.getxRot() == 0;
+ }
+ }
+ return false;
+ }
+ // Purpur end
public void removePairing(ServerPlayer player) {
this.entity.stopSeenByPlayer(player);
diff --git a/src/main/java/xyz/arthurb/mirai/MiraiConfig.java b/src/main/java/xyz/arthurb/mirai/MiraiConfig.java
index ca2aeb64b1ff8a52800fdf7279b7e2bc697472ea..696d94ebe10c16d482c8c9b072ad22f1b46db67f 100644
--- a/src/main/java/xyz/arthurb/mirai/MiraiConfig.java
+++ b/src/main/java/xyz/arthurb/mirai/MiraiConfig.java
@@ -204,5 +204,11 @@ public class MiraiConfig {
private static void protocolLib() {
fixProtocolLib = getBoolean("settings.fix-protocollib", fixProtocolLib);
}
+
+ public static boolean dontSendUselessEntityPackets = true;
+
+ private static void dontSendUselessEntityPackets() {
+ dontSendUselessEntityPackets = getBoolean("settings.dont-send-useless-entity-packets", dontSendUselessEntityPackets);
+ }
}
\ No newline at end of file