144 Zeilen
5.5 KiB
Diff
144 Zeilen
5.5 KiB
Diff
From b51ae5df5a86c36e57460ed23da469e615fa943e Mon Sep 17 00:00:00 2001
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From: md_5 <md_5@live.com.au>
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Date: Sun, 3 Feb 2013 12:28:17 +1100
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Subject: [PATCH] Highly Optimized Tick Loop
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diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
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index 26cfa0c..f025083 100644
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--- a/src/main/java/net/minecraft/server/MinecraftServer.java
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+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
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@@ -86,6 +86,12 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
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public java.util.Queue<Runnable> processQueue = new java.util.concurrent.ConcurrentLinkedQueue<Runnable>();
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public int autosavePeriod;
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// CraftBukkit end
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+ // Spigot start
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+ private static final int TPS = 20;
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+ private static final int TICK_TIME = 1000000000 / TPS;
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+ public static double currentTPS = 0;
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+ private static long catchupTime = 0;
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+ // Spigot end
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public MinecraftServer(OptionSet options) { // CraftBukkit - signature file -> OptionSet
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this.c = Proxy.NO_PROXY;
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@@ -389,39 +395,23 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
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public void run() {
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try {
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if (this.init()) {
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- long i = aq();
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-
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- for (long j = 0L; this.isRunning; this.Q = true) {
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- long k = aq();
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- long l = k - i;
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-
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- if (l > 2000L && i - this.R >= 15000L) {
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- if (this.server.getWarnOnOverload()) // CraftBukkit - Added option to suppress warning messages
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- this.getLogger().warning("Can\'t keep up! Did the system time change, or is the server overloaded?");
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- l = 2000L;
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- this.R = i;
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- }
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-
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- if (l < 0L) {
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- this.getLogger().warning("Time ran backwards! Did the system time change?");
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- l = 0L;
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- }
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-
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- j += l;
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- i = k;
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- if (this.worlds.get(0).everyoneDeeplySleeping()) { // CraftBukkit
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- this.s();
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- j = 0L;
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+ // Spigot start
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+ for (long lastTick = 0L; this.isRunning; this.Q = true) {
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+ long curTime = System.nanoTime();
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+ long wait = TICK_TIME - (curTime - lastTick) - catchupTime;
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+ if (wait > 0) {
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+ Thread.sleep(wait / 1000000);
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+ catchupTime = 0;
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+ continue;
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} else {
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- while (j > 50L) {
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- MinecraftServer.currentTick = (int) (System.currentTimeMillis() / 50); // CraftBukkit
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- j -= 50L;
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- this.s();
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- }
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+ catchupTime = Math.min(TICK_TIME * TPS, Math.abs(wait));
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}
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-
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- Thread.sleep(1L);
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+ currentTPS = (currentTPS * 0.95) + (1E9 / (curTime - lastTick) * 0.05);
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+ lastTick = curTime;
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+ MinecraftServer.currentTick++;
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+ this.s();
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}
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+ // Spigot end
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} else {
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this.a((CrashReport) null);
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java b/src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java
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new file mode 100644
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index 0000000..f114a31
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--- /dev/null
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+++ b/src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java
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@@ -0,0 +1,35 @@
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+package org.bukkit.craftbukkit.command;
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+
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+import net.minecraft.server.MinecraftServer;
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+import org.bukkit.ChatColor;
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+import org.bukkit.command.Command;
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+import org.bukkit.command.CommandSender;
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+
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+public class TicksPerSecondCommand extends Command {
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+
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+ public TicksPerSecondCommand(String name) {
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+ super(name);
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+ this.description = "Gets the current ticks per second for the server";
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+ this.usageMessage = "/tps";
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+ this.setPermission("bukkit.command.tps");
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+ }
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+
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+ @Override
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+ public boolean execute(CommandSender sender, String currentAlias, String[] args) {
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+ if (!testPermission(sender)) return true;
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+
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+ double tps = Math.min(20, Math.round(MinecraftServer.currentTPS * 10) / 10.0);
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+ ChatColor color;
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+ if (tps > 19.2D) {
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+ color = ChatColor.GREEN;
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+ } else if (tps > 17.4D) {
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+ color = ChatColor.YELLOW;
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+ } else {
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+ color = ChatColor.RED;
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+ }
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+
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+ sender.sendMessage(ChatColor.GOLD + "[TPS] " + color + tps);
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+
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+ return true;
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+ }
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+}
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diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
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index 83696e9..f97a80b 100644
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--- a/src/main/java/org/spigotmc/SpigotConfig.java
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+++ b/src/main/java/org/spigotmc/SpigotConfig.java
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@@ -14,6 +14,7 @@ import net.minecraft.server.MinecraftServer;
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import org.bukkit.Bukkit;
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import org.bukkit.command.Command;
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import org.bukkit.configuration.file.YamlConfiguration;
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+import org.bukkit.craftbukkit.command.TicksPerSecondCommand;
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public class SpigotConfig
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{
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@@ -123,4 +124,9 @@ public class SpigotConfig
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{
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preventProxies = getBoolean( "settings.prevent-proxies", false );
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}
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+
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+ private static void tpsCommand()
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+ {
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+ commands.put( "tps", new TicksPerSecondCommand( "tps" ) );
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+ }
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}
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--
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1.8.1.2
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