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Paper/Spigot-Server-Patches/0500-Optimize-sending-packets-to-nearby-locations-sounds-.patch
Spottedleaf c29c36e782 Updated Upstream (Bukkit/CraftBukkit/Spigot)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
3284612a SPIGOT-5853: Add DragonBattle#generateEndPortal()
e4db04ae SPIGOT-5841: New map colours broken

CraftBukkit Changes:
d4243510 SPIGOT-5853: DragonBattle#getEndPortalLocation() throws NPE on new world
1601ec31 SPIGOT-5845: ChatColor.RESET does not work in ItemMeta to reset italics
4d92db6f CraftChatMessageTest does not need AbstractTestingBase
71045d3d SPIGOT-5828: Unlock worlds on unload
dbc347b9 SPIGOT-5841: New map colours broken
14053c70 SPIGOT-5847: BlockFadeEvent cannot be triggered asynchronously from another thread

Spigot Changes:
6f4ff1b6 SPIGOT-5851: ChatColor (HEX) doesn't appear correctly in the ActionBar
d94a518a SPIGOT-5848: PlayerSpawnLocationEvent throws NPE when setting a location of another world
2020-06-26 22:12:11 -07:00

64 Zeilen
3.5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sat, 23 May 2020 17:03:41 -0400
Subject: [PATCH] Optimize sending packets to nearby locations (sounds/effects)
Instead of using the entire world or player list, use the distance
maps to only iterate players who are even seeing the chunk the packet
is originating from.
This will drastically cut down on packet sending cost for worlds with
lots of players in them.
diff --git a/src/main/java/net/minecraft/server/PlayerList.java b/src/main/java/net/minecraft/server/PlayerList.java
index 8490376b014ac26bda473ea1e0c7a1063c9c70d2..35d7ac60f61ffb493fe4f32b63511b2b86805243 100644
--- a/src/main/java/net/minecraft/server/PlayerList.java
+++ b/src/main/java/net/minecraft/server/PlayerList.java
@@ -1063,16 +1063,40 @@ public abstract class PlayerList {
}
public void sendPacketNearby(@Nullable EntityHuman entityhuman, double d0, double d1, double d2, double d3, ResourceKey<World> resourcekey, Packet<?> packet) {
- for (int i = 0; i < this.players.size(); ++i) {
- EntityPlayer entityplayer = (EntityPlayer) this.players.get(i);
+ WorldServer world = null;
+ if (entityhuman != null && entityhuman.world instanceof WorldServer) {
+ world = (WorldServer) entityhuman.world;
+ }
- // CraftBukkit start - Test if player receiving packet can see the source of the packet
- if (entityhuman != null && entityhuman instanceof EntityPlayer && !entityplayer.getBukkitEntity().canSee(((EntityPlayer) entityhuman).getBukkitEntity())) {
- continue;
+ // Paper start
+ if (world == null) {
+ world = server.getWorldServer(resourcekey);
+ }
+ PlayerChunkMap chunkMap = world != null ? world.getChunkProvider().playerChunkMap : null;
+ Object[] backingSet;
+ if (chunkMap == null) {
+ // Really shouldn't happen...
+ backingSet = world != null ? world.players.toArray() : players.toArray();
+ } else {
+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> nearbyPlayers = chunkMap.playerViewDistanceBroadcastMap.getObjectsInRange(MCUtil.fastFloor(d0) >> 4, MCUtil.fastFloor(d2) >> 4);
+ if (nearbyPlayers == null) {
+ return;
}
+ backingSet = nearbyPlayers.getBackingSet();
+ }
+
+ for (Object object : backingSet) {
+ if (!(object instanceof EntityPlayer)) continue;
+ EntityPlayer entityplayer = (EntityPlayer) object;
+ // Paper end
+
+ // CraftBukkit start - Test if player receiving packet can see the source of the packet
+ //if (entityhuman != null && entityhuman instanceof EntityPlayer && !entityplayer.getBukkitEntity().canSee(((EntityPlayer) entityhuman).getBukkitEntity())) { // Paper
+ //continue; // Paper
+ //} // Paper
// CraftBukkit end
- if (entityplayer != entityhuman && entityplayer.world.getDimensionKey() == resourcekey) {
+ if (entityplayer != entityhuman && entityplayer.world.getDimensionKey() == resourcekey && (!(entityhuman instanceof EntityPlayer) || entityplayer.getBukkitEntity().canSee(((EntityPlayer) entityhuman).getBukkitEntity()))) { // Paper
double d4 = d0 - entityplayer.locX();
double d5 = d1 - entityplayer.locY();
double d6 = d2 - entityplayer.locZ();