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SakuraMC/sakura-server/minecraft-patches/features/0018-Reduce-entity-tracker-player-updates.patch
2025-01-17 11:47:37 +00:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Samsuik <kfian294ma4@gmail.com>
Date: Thu, 30 Nov 2023 15:54:49 +0000
Subject: [PATCH] Reduce entity tracker player updates
diff --git a/net/minecraft/server/level/ChunkMap.java b/net/minecraft/server/level/ChunkMap.java
index e096463443639e9eef5311d7154f6d2ac1517883..4a5a6b6f163faa93c82e018eb9b6554486ea9ac7 100644
--- a/net/minecraft/server/level/ChunkMap.java
+++ b/net/minecraft/server/level/ChunkMap.java
@@ -953,7 +953,11 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
if (tracker == null) {
continue;
}
- ((ca.spottedleaf.moonrise.patches.entity_tracker.EntityTrackerTrackedEntity)tracker).moonrise$tick(((ca.spottedleaf.moonrise.patches.chunk_system.entity.ChunkSystemEntity)entity).moonrise$getChunkData().nearbyPlayers);
+ // Sakura start - reduce entity tracker player updates
+ if (tracker.shouldUpdatePlayers()) {
+ ((ca.spottedleaf.moonrise.patches.entity_tracker.EntityTrackerTrackedEntity)tracker).moonrise$tick(((ca.spottedleaf.moonrise.patches.chunk_system.entity.ChunkSystemEntity)entity).moonrise$getChunkData().nearbyPlayers);
+ }
+ // Sakura end - reduce entity tracker player updates
if (((ca.spottedleaf.moonrise.patches.entity_tracker.EntityTrackerTrackedEntity)tracker).moonrise$hasPlayers()
|| ((ca.spottedleaf.moonrise.patches.chunk_system.entity.ChunkSystemEntity)entity).moonrise$getChunkStatus().isOrAfter(FullChunkStatus.ENTITY_TICKING)) {
tracker.serverEntity.sendChanges();
@@ -1197,12 +1201,30 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
return state != me.samsuik.sakura.player.visibility.VisibilityState.OFF;
}
// Sakura end - client visibility settings; entity visibility
+ // Sakura start - reduce entity tracker player updates
+ private final int playerUpdateInterval;
+ private net.minecraft.world.phys.Vec3 entityPosition;
+
+ public final boolean shouldUpdatePlayers() {
+ // We have to always update players otherwise they can turn invisible on teleports (why?)
+ if (this.entity instanceof net.minecraft.world.entity.player.Player || this.entity.tickCount % this.playerUpdateInterval == 0) {
+ return true;
+ }
+ final net.minecraft.world.phys.Vec3 lastPosition = this.entityPosition;
+ this.entityPosition = this.entity.position();
+ return this.entity.position().distanceToSqr(lastPosition) >= (double) this.range / 2.0;
+ }
+ // Sakura start - reduce entity tracker player updates
public TrackedEntity(final Entity entity, final int range, final int updateInterval, final boolean trackDelta) {
this.serverEntity = new ServerEntity(ChunkMap.this.level, entity, updateInterval, trackDelta, this::broadcast, this.seenBy); // CraftBukkit
this.entity = entity;
this.range = range;
this.lastSectionPos = SectionPos.of(entity);
+ // Sakura start - reduce entity tracker player updates
+ this.playerUpdateInterval = Math.min(updateInterval, 20);
+ this.entityPosition = entity.position();
+ // Sakura start - reduce entity tracker player updates
}
@Override