diff --git a/patches/server/0957-Use-single-player-info-update-packet-on-join.patch b/patches/server/0957-Use-single-player-info-update-packet-on-join.patch new file mode 100644 index 0000000000..0f8a1e290b --- /dev/null +++ b/patches/server/0957-Use-single-player-info-update-packet-on-join.patch @@ -0,0 +1,60 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Jake Potrebic +Date: Sun, 8 Jan 2023 17:38:28 -0800 +Subject: [PATCH] Use single player info update packet on join + + +diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java +index 50d8d16b1856c0c875ccabbcfc240379a7669559..3472f7f9b98d6d9c9f6465872803ef17fa67486d 100644 +--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java ++++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java +@@ -3605,7 +3605,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic + this.signedMessageDecoder = session.createMessageDecoder(this.player.getUUID()); + this.chatMessageChain.append((executor) -> { + this.player.setChatSession(session); +- this.server.getPlayerList().broadcastAll(new ClientboundPlayerInfoUpdatePacket(EnumSet.of(ClientboundPlayerInfoUpdatePacket.Action.INITIALIZE_CHAT), List.of(this.player))); ++ this.server.getPlayerList().broadcastAll(new ClientboundPlayerInfoUpdatePacket(EnumSet.of(ClientboundPlayerInfoUpdatePacket.Action.INITIALIZE_CHAT), List.of(this.player)), this.player); // Paper + return CompletableFuture.completedFuture((Object) null); + }); + } +diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java +index 8961310c0789c4dd95a729ecc0b8dbf8d701ffc4..a01654bb553c00459e64f16e5ccc91b70cc84444 100644 +--- a/src/main/java/net/minecraft/server/players/PlayerList.java ++++ b/src/main/java/net/minecraft/server/players/PlayerList.java +@@ -297,7 +297,7 @@ public abstract class PlayerList { + + playerconnection.teleport(player.getX(), player.getY(), player.getZ(), player.getYRot(), player.getXRot()); + player.sendServerStatus(this.server.getStatus()); +- player.connection.send(ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(this.players)); ++ // player.connection.send(ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(this.players)); // Paper - use single player info update packet + this.players.add(player); + this.playersByName.put(player.getScoreboardName().toLowerCase(java.util.Locale.ROOT), player); // Spigot + this.playersByUUID.put(player.getUUID(), player); +@@ -333,6 +333,7 @@ public abstract class PlayerList { + // CraftBukkit start - sendAll above replaced with this loop + ClientboundPlayerInfoUpdatePacket packet = ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(List.of(player)); + ++ final List onlinePlayers = Lists.newArrayListWithExpectedSize(this.players.size() - 1); // Paper - use single player info update packet + for (int i = 0; i < this.players.size(); ++i) { + ServerPlayer entityplayer1 = (ServerPlayer) this.players.get(i); + +@@ -340,12 +341,17 @@ public abstract class PlayerList { + entityplayer1.connection.send(packet); + } + +- if (!bukkitPlayer.canSee(entityplayer1.getBukkitEntity())) { ++ if (entityplayer1 == player || !bukkitPlayer.canSee(entityplayer1.getBukkitEntity())) { // Paper - don't include joining player + continue; + } + +- player.connection.send(ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(List.of(entityplayer1))); ++ onlinePlayers.add(entityplayer1); // Paper - use single player info update packet + } ++ // Paper start - use single player info update packet ++ if (!onlinePlayers.isEmpty()) { ++ player.connection.send(ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(onlinePlayers)); ++ } ++ // Paper end + player.sentListPacket = true; + player.supressTrackerForLogin = false; // Paper + ((ServerLevel)player.level).getChunkSource().chunkMap.addEntity(player); // Paper - track entity now