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3c25377465
ClassInstanceMultiMap belongs to Minecraft vanilla entity storage. And is unused, since replaced by spottedleaf's entity storage (rewrite chunk system). However these patches might be useful for vanilla entity storage if is used.
46 lines
2.4 KiB
Diff
46 lines
2.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: William Blake Galbreath <blake.galbreath@gmail.com>
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Date: Sat, 6 Jul 2019 17:00:04 -0500
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Subject: [PATCH] Dont send useless entity packets
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TODO: Add more reducers
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Original license: MIT
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Original project: https://github.com/PurpurMC/Purpur
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diff --git a/net/minecraft/server/level/ServerEntity.java b/net/minecraft/server/level/ServerEntity.java
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index d605c4da4475fdc47a6d0c90fbca2713fc9d8fef..add696ec1835eb161d6fc94509a2a77febd23d69 100644
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--- a/net/minecraft/server/level/ServerEntity.java
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+++ b/net/minecraft/server/level/ServerEntity.java
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@@ -225,6 +225,8 @@ public class ServerEntity {
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}
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// Gale end - Airplane - better checking for useless move packets
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+ if (org.dreeam.leaf.config.modules.opt.ReduceUselessPackets.reduceUselessEntityMovePackets && isUselessMoveEntityPacket(packet)) packet = null; // Purpur
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+
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if (this.entity.hasImpulse || this.trackDelta || this.entity instanceof LivingEntity && ((LivingEntity)this.entity).isFallFlying()) {
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Vec3 deltaMovement = this.entity.getDeltaMovement();
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if (deltaMovement != this.lastSentMovement) { // SparklyPaper start - skip distanceToSqr call in ServerEntity#sendChanges if the delta movement hasn't changed
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@@ -308,6 +310,21 @@ public class ServerEntity {
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);
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}
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+ // Purpur start
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+ private boolean isUselessMoveEntityPacket(@Nullable Packet<?> packet) {
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+ if (!(packet instanceof ClientboundMoveEntityPacket moveEntityPacket)) return false;
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+ return switch (packet) {
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+ case ClientboundMoveEntityPacket.Pos ignored ->
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+ moveEntityPacket.getXa() == 0 && moveEntityPacket.getYa() == 0 && moveEntityPacket.getZa() == 0;
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+ case ClientboundMoveEntityPacket.PosRot ignored ->
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+ moveEntityPacket.getXa() == 0 && moveEntityPacket.getYa() == 0 && moveEntityPacket.getZa() == 0 && moveEntityPacket.getYRot() == 0 && moveEntityPacket.getXRot() == 0;
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+ case ClientboundMoveEntityPacket.Rot ignored ->
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+ moveEntityPacket.getYRot() == 0 && moveEntityPacket.getXRot() == 0;
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+ default -> false;
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+ };
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+ }
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+ // Purpur end
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+
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private void handleMinecartPosRot(NewMinecartBehavior behavior, byte yRot, byte xRot, boolean dirty) {
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this.sendDirtyEntityData();
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if (behavior.lerpSteps.isEmpty()) {
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