PaperMC/patches/server/0273-Optimize-World-Time-Updates.patch
2023-06-07 22:26:06 -07:00

42 lines
2.6 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Fri, 2 Nov 2018 23:11:51 -0400
Subject: [PATCH] Optimize World Time Updates
Splits time updates into incremental updates as well as does
the updates per world, so that we can re-use the same packet
object for every player unless they have per-player time enabled.
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index fb9bc736bddcc992677b8dff5295a4df843f50c4..b6535f3a4d1e7c3d009d14b151fc06c8811678bd 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -1389,12 +1389,24 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
MinecraftTimings.timeUpdateTimer.startTiming(); // Spigot // Paper
// Send time updates to everyone, it will get the right time from the world the player is in.
- if (this.tickCount % 20 == 0) {
- for (int i = 0; i < this.getPlayerList().players.size(); ++i) {
- ServerPlayer entityplayer = (ServerPlayer) this.getPlayerList().players.get(i);
- entityplayer.connection.send(new ClientboundSetTimePacket(entityplayer.level().getGameTime(), entityplayer.getPlayerTime(), entityplayer.level().getGameRules().getBoolean(GameRules.RULE_DAYLIGHT))); // Add support for per player time
+ // Paper start - optimize time updates
+ for (final ServerLevel level : this.getAllLevels()) {
+ final boolean doDaylight = level.getGameRules().getBoolean(GameRules.RULE_DAYLIGHT);
+ final long dayTime = level.getDayTime();
+ long worldTime = level.getGameTime();
+ final ClientboundSetTimePacket worldPacket = new ClientboundSetTimePacket(worldTime, dayTime, doDaylight);
+ for (Player entityhuman : level.players()) {
+ if (!(entityhuman instanceof ServerPlayer) || (tickCount + entityhuman.getId()) % 20 != 0) {
+ continue;
+ }
+ ServerPlayer entityplayer = (ServerPlayer) entityhuman;
+ long playerTime = entityplayer.getPlayerTime();
+ ClientboundSetTimePacket packet = (playerTime == dayTime) ? worldPacket :
+ new ClientboundSetTimePacket(worldTime, playerTime, doDaylight);
+ entityplayer.connection.send(packet); // Add support for per player time
}
}
+ // Paper end
MinecraftTimings.timeUpdateTimer.stopTiming(); // Spigot // Paper
while (iterator.hasNext()) {