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Async chunk compression needs a little bit more work still, disable for now

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Dieser Commit ist enthalten in:
md_5 2014-02-02 12:26:23 +11:00
Ursprung 77fbb062d9
Commit bff5ac5d37
3 geänderte Dateien mit 3 neuen und 185 gelöschten Zeilen
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4
CraftBukkit-Patches/0106-Implement-Locale-Getter-for-Players.patch → CraftBukkit-Patches/0105-Implement-Locale-Getter-for-Players.patch
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@ -1,11 +1,11 @@
From 6b6b2aa138326bf742a1a379b23ae083617ab565 Mon Sep 17 00:00:00 2001
From c872ee5a790604d9452b73abfcd0fd6a1c539726 Mon Sep 17 00:00:00 2001
From: Smove <jan@lavasurvival.net>
Date: Sat, 1 Feb 2014 18:12:16 +1100
Subject: [PATCH] Implement Locale Getter for Players
diff --git a/src/main/java/net/minecraft/server/EntityPlayer.java b/src/main/java/net/minecraft/server/EntityPlayer.java
index a4c8843..ec73994 100644
index 9b853a9..95dbeb9 100644
--- a/src/main/java/net/minecraft/server/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/EntityPlayer.java
@@ -30,7 +30,7 @@ import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;

182
CraftBukkit-Patches/0105-Implement-Threaded-Bulk-Chunk-Compression-and-Cachin.patch
Datei anzeigen

@ -1,182 +0,0 @@
From d56db82cd2978a74349685a4a392da310f9822df Mon Sep 17 00:00:00 2001
From: md_5 <git@md-5.net>
Date: Tue, 28 Jan 2014 20:32:07 +1100
Subject: [PATCH] Implement Threaded Bulk Chunk Compression and Caching
diff --git a/src/main/java/net/minecraft/server/EntityPlayer.java b/src/main/java/net/minecraft/server/EntityPlayer.java
index 9b853a9..295b80d 100644
--- a/src/main/java/net/minecraft/server/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/EntityPlayer.java
@@ -228,7 +228,10 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
}
if (!arraylist.isEmpty()) {
- this.playerConnection.sendPacket(new PacketPlayOutMapChunkBulk(arraylist));
+ // Spigot Start
+ java.util.Collections.sort( arraylist, new PlayerChunkMap.ChunkComparator( this ) );
+ org.spigotmc.ChunkCompressor.sendAndCompress( this, new PacketPlayOutMapChunkBulk( arraylist ) );
+ // Spigot End
Iterator iterator2 = arraylist1.iterator();
while (iterator2.hasNext()) {
diff --git a/src/main/java/net/minecraft/server/PacketPlayOutMapChunkBulk.java b/src/main/java/net/minecraft/server/PacketPlayOutMapChunkBulk.java
index fc92026..484d727 100644
--- a/src/main/java/net/minecraft/server/PacketPlayOutMapChunkBulk.java
+++ b/src/main/java/net/minecraft/server/PacketPlayOutMapChunkBulk.java
@@ -12,9 +12,9 @@ public class PacketPlayOutMapChunkBulk extends Packet {
private int[] b;
private int[] c;
private int[] d;
- private byte[] buffer;
- private byte[][] inflatedBuffers;
- private int size;
+ public byte[] buffer; // Spigot
+ public byte[][] inflatedBuffers; // Spigot
+ public int size; // Spigot
private boolean h;
private byte[] buildBuffer = new byte[0]; // CraftBukkit - remove static
// CraftBukkit start
diff --git a/src/main/java/net/minecraft/server/PlayerChunkMap.java b/src/main/java/net/minecraft/server/PlayerChunkMap.java
index ae4ca63..962e902 100644
--- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
@@ -279,8 +279,27 @@ public class PlayerChunkMap {
return playermanager.d;
}
+ // Spigot Start
+ public static class ChunkComparator implements java.util.Comparator<Chunk>
+ {
+
+ private final ChunkCoordComparator base;
+
+ public ChunkComparator(EntityPlayer player)
+ {
+ this.base = new ChunkCoordComparator( player );
+ }
+
+ @Override
+ public int compare(Chunk o1, Chunk o2)
+ {
+ return base.compare( o1.l(), o2.l() );
+ }
+
+ }
// CraftBukkit start - Sorter to load nearby chunks first
- private static class ChunkCoordComparator implements java.util.Comparator<ChunkCoordIntPair> {
+ public static class ChunkCoordComparator implements java.util.Comparator<ChunkCoordIntPair> {
+ // Spigot End
private int x;
private int z;
diff --git a/src/main/java/org/spigotmc/ChunkCompressor.java b/src/main/java/org/spigotmc/ChunkCompressor.java
new file mode 100644
index 0000000..d43e528
--- /dev/null
+++ b/src/main/java/org/spigotmc/ChunkCompressor.java
@@ -0,0 +1,80 @@
+package org.spigotmc;
+
+import com.google.common.util.concurrent.ThreadFactoryBuilder;
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.LinkedHashMap;
+import java.util.logging.Level;
+import java.util.zip.CRC32;
+import net.minecraft.server.EntityPlayer;
+import net.minecraft.server.PacketPlayOutMapChunkBulk;
+import net.minecraft.util.io.netty.util.concurrent.DefaultEventExecutorGroup;
+import net.minecraft.util.io.netty.util.concurrent.EventExecutorGroup;
+import org.bukkit.Bukkit;
+
+public class ChunkCompressor
+{
+
+ private static final EventExecutorGroup threadPool = new DefaultEventExecutorGroup( SpigotConfig.compressionThreads, new ThreadFactoryBuilder().setNameFormat( "Chunk Compressor #%d" ).setDaemon( true ).build() );
+ private static final LinkedHashMap<Long, byte[]> cache = new LinkedHashMap<Long, byte[]>( 16, 0.75f, true ); // Defaults, order by access
+ private static volatile int cacheSize;
+
+ public static void sendAndCompress(final EntityPlayer player, final PacketPlayOutMapChunkBulk chunk)
+ {
+ threadPool.submit( new Runnable()
+ {
+
+ @Override
+ public void run()
+ {
+ try
+ {
+ long start = System.currentTimeMillis();
+ boolean cached = false;
+ // Well shit, orebfuscator is at it again
+ if ( chunk.inflatedBuffers == null )
+ {
+ Bukkit.getServer().getLogger().warning( "chunk.inflatedBuffers is null. Are you running Oreobfuscator? If so, please note that it is unsupported and will disable async compression" );
+ player.playerConnection.sendPacket( chunk );
+ return;
+ }
+
+ // Here we assign a hash to the chunk based on its contents. CRC32 is fast and sufficient for use here.
+ CRC32 crc = new CRC32();
+ for ( byte[] c : chunk.inflatedBuffers )
+ {
+ crc.update( c );
+ }
+ long hash = crc.getValue();
+
+ byte[] deflated = cache.get( hash );
+ if ( deflated != null )
+ {
+ chunk.buffer = deflated;
+ chunk.size = deflated.length;
+ cached = true;
+ } else
+ {
+ chunk.compress(); // Compress the chunk
+ byte[] buffer = Arrays.copyOf( chunk.buffer, chunk.size ); // Resize the array to correct sizing
+
+ Iterator<byte[]> iter = cache.values().iterator(); // Grab a single iterator reference
+ // Whilst this next entry is too big for us, and we have stuff to remove
+ while ( cacheSize + buffer.length > org.spigotmc.SpigotConfig.chunkCacheBytes && iter.hasNext() )
+ {
+ cacheSize -= iter.next().length; // Update size table
+ iter.remove(); // Remove it alltogether
+ }
+ cacheSize += buffer.length; // Update size table
+ cache.put( hash, buffer ); // Pop the new one in the cache
+ }
+ // System.out.println( "Time: " + ( System.currentTimeMillis() - start ) + " " + cached + " " + cacheSize );
+ player.playerConnection.sendPacket( chunk );
+ } catch ( Throwable t )
+ {
+ Bukkit.getServer().getLogger().log( Level.WARNING, "Error compressing or caching chunk", t );
+ }
+ }
+ } );
+ }
+}
diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
index 769ef2a..fb944e7 100755
--- a/src/main/java/org/spigotmc/SpigotConfig.java
+++ b/src/main/java/org/spigotmc/SpigotConfig.java
@@ -266,4 +266,16 @@ public class SpigotConfig
{
playerShuffle = getInt( "settings.player-shuffle", 0 );
}
+
+ public static int compressionThreads = 1; // Stupid unit tests
+ public static int chunkCacheBytes;
+ private static void chunkStuff()
+ {
+ compressionThreads = getInt( "settings.compression-threads", 4 );
+ Bukkit.getLogger().log( Level.INFO, "Using {0} threads for async chunk compression", compressionThreads );
+
+ chunkCacheBytes = getInt( "settings.compressed-chunk-cache", 64 ) << 20;
+ Bukkit.getLogger().log( Level.INFO, "Reserving {0} bytes for compressed chunk cache", chunkCacheBytes );
+
+ }
}
--
1.8.3.2

2
CraftBukkit-Patches/0107-Cap-Entity-Collisions.patch → CraftBukkit-Patches/0106-Cap-Entity-Collisions.patch
Datei anzeigen

@ -1,4 +1,4 @@
From db76c53f063cc8a9ba146d427bf2ee9562f48015 Mon Sep 17 00:00:00 2001
From 7f1f0e81cac6af732ae66ca41f6a8f02afcf5942 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Fri, 31 Jan 2014 11:18:34 -0500
Subject: [PATCH] Cap Entity Collisions