414 Zeilen
20 KiB
Diff
414 Zeilen
20 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <Spottedleaf@users.noreply.github.com>
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Date: Tue, 5 May 2020 20:18:05 -0700
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Subject: [PATCH] Use distance map to optimise entity tracker
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Use the distance map to find candidate players for tracking.
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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 fe3fe04981a0cc1ddeac2e030ee754baae4e8409..580e08347d06e6b4b9558b3f25f1f095c41fcf91 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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@@ -1642,6 +1642,7 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
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}
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}
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+ public final int applyTrackingRangeScale(int value) { return this.b(value); } // Paper - OBFHELPER
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public int b(int i) {
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return i;
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}
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diff --git a/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java b/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java
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index bcc1103e21cc10d5b405a2b89f3dfe78eda271bd..4c82266656d0a60a166faa082a9aaaaed7f062d3 100644
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--- a/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java
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+++ b/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java
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@@ -101,6 +101,7 @@ public class EntityTrackerEntry {
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this.r = entity.isOnGround();
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}
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+ public final void tick() { this.a(); } // Paper - OBFHELPER
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public void a() {
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List<Entity> list = this.tracker.getPassengers();
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diff --git a/src/main/java/net/minecraft/server/level/PlayerChunkMap.java b/src/main/java/net/minecraft/server/level/PlayerChunkMap.java
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index 042a6beb8cada116d54bed18181de291bf5ed1bb..c30ec3ad68fc10d01d0b3dd1feea32f08c19ab1c 100644
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--- a/src/main/java/net/minecraft/server/level/PlayerChunkMap.java
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+++ b/src/main/java/net/minecraft/server/level/PlayerChunkMap.java
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@@ -61,6 +61,7 @@ import net.minecraft.network.protocol.game.PacketPlayOutMapChunk;
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import net.minecraft.network.protocol.game.PacketPlayOutMount;
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import net.minecraft.network.protocol.game.PacketPlayOutViewCentre;
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import net.minecraft.server.MCUtil;
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+import net.minecraft.server.MinecraftServer;
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import net.minecraft.server.level.progress.WorldLoadListener;
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import net.minecraft.util.CSVWriter;
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import net.minecraft.util.EntitySlice;
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@@ -195,21 +196,55 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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// Paper start - distance maps
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private final com.destroystokyo.paper.util.misc.PooledLinkedHashSets<EntityPlayer> pooledLinkedPlayerHashSets = new com.destroystokyo.paper.util.misc.PooledLinkedHashSets<>();
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+ // Paper start - use distance map to optimise tracker
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+ public static boolean isLegacyTrackingEntity(Entity entity) {
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+ return entity.isLegacyTrackingEntity;
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+ }
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+
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+ // inlined EnumMap, TrackingRange.TrackingRangeType
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+ static final org.spigotmc.TrackingRange.TrackingRangeType[] TRACKING_RANGE_TYPES = org.spigotmc.TrackingRange.TrackingRangeType.values();
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+ public final com.destroystokyo.paper.util.misc.PlayerAreaMap[] playerEntityTrackerTrackMaps;
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+ final int[] entityTrackerTrackRanges;
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+
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+ private int convertSpigotRangeToVanilla(final int vanilla) {
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+ return MinecraftServer.getServer().applyTrackingRangeScale(vanilla);
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+ }
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+ // Paper end - use distance map to optimise tracker
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void addPlayerToDistanceMaps(EntityPlayer player) {
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int chunkX = MCUtil.getChunkCoordinate(player.locX());
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int chunkZ = MCUtil.getChunkCoordinate(player.locZ());
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// Note: players need to be explicitly added to distance maps before they can be updated
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+ // Paper start - use distance map to optimise entity tracker
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+ for (int i = 0, len = TRACKING_RANGE_TYPES.length; i < len; ++i) {
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+ com.destroystokyo.paper.util.misc.PlayerAreaMap trackMap = this.playerEntityTrackerTrackMaps[i];
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+ int trackRange = this.entityTrackerTrackRanges[i];
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+
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+ trackMap.add(player, chunkX, chunkZ, Math.min(trackRange, this.getEffectiveViewDistance()));
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+ }
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+ // Paper end - use distance map to optimise entity tracker
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}
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void removePlayerFromDistanceMaps(EntityPlayer player) {
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-
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+ // Paper start - use distance map to optimise tracker
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+ for (int i = 0, len = TRACKING_RANGE_TYPES.length; i < len; ++i) {
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+ this.playerEntityTrackerTrackMaps[i].remove(player);
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+ }
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+ // Paper end - use distance map to optimise tracker
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}
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void updateMaps(EntityPlayer player) {
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int chunkX = MCUtil.getChunkCoordinate(player.locX());
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int chunkZ = MCUtil.getChunkCoordinate(player.locZ());
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// Note: players need to be explicitly added to distance maps before they can be updated
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+ // Paper start - use distance map to optimise entity tracker
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+ for (int i = 0, len = TRACKING_RANGE_TYPES.length; i < len; ++i) {
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+ com.destroystokyo.paper.util.misc.PlayerAreaMap trackMap = this.playerEntityTrackerTrackMaps[i];
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+ int trackRange = this.entityTrackerTrackRanges[i];
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+
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+ trackMap.update(player, chunkX, chunkZ, Math.min(trackRange, this.getEffectiveViewDistance()));
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+ }
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+ // Paper end - use distance map to optimise entity tracker
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}
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// Paper end
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@@ -246,6 +281,45 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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this.m = new VillagePlace(new File(this.w, "poi"), datafixer, flag, this.world); // Paper
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this.setViewDistance(i);
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this.playerMobDistanceMap = this.world.paperConfig.perPlayerMobSpawns ? new com.destroystokyo.paper.util.PlayerMobDistanceMap() : null; // Paper
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+ // Paper start - use distance map to optimise entity tracker
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+ this.playerEntityTrackerTrackMaps = new com.destroystokyo.paper.util.misc.PlayerAreaMap[TRACKING_RANGE_TYPES.length];
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+ this.entityTrackerTrackRanges = new int[TRACKING_RANGE_TYPES.length];
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+
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+ org.spigotmc.SpigotWorldConfig spigotWorldConfig = this.world.spigotConfig;
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+
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+ for (int ordinal = 0, len = TRACKING_RANGE_TYPES.length; ordinal < len; ++ordinal) {
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+ org.spigotmc.TrackingRange.TrackingRangeType trackingRangeType = TRACKING_RANGE_TYPES[ordinal];
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+ int configuredSpigotValue;
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+ switch (trackingRangeType) {
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+ case PLAYER:
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+ configuredSpigotValue = spigotWorldConfig.playerTrackingRange;
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+ break;
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+ case ANIMAL:
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+ configuredSpigotValue = spigotWorldConfig.animalTrackingRange;
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+ break;
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+ case MONSTER:
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+ configuredSpigotValue = spigotWorldConfig.monsterTrackingRange;
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+ break;
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+ case MISC:
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+ configuredSpigotValue = spigotWorldConfig.miscTrackingRange;
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+ break;
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+ case OTHER:
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+ configuredSpigotValue = spigotWorldConfig.otherTrackingRange;
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+ break;
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+ case ENDERDRAGON:
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+ configuredSpigotValue = EntityTypes.ENDER_DRAGON.getChunkRange() * 16;
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+ break;
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+ default:
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+ throw new IllegalStateException("Missing case for enum " + trackingRangeType);
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+ }
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+ configuredSpigotValue = convertSpigotRangeToVanilla(configuredSpigotValue);
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+
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+ int trackRange = (configuredSpigotValue >>> 4) + ((configuredSpigotValue & 15) != 0 ? 1 : 0);
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+ this.entityTrackerTrackRanges[ordinal] = trackRange;
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+
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+ this.playerEntityTrackerTrackMaps[ordinal] = new com.destroystokyo.paper.util.misc.PlayerAreaMap(this.pooledLinkedPlayerHashSets);
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+ }
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+ // Paper end - use distance map to optimise entity tracker
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}
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public void updatePlayerMobTypeMap(Entity entity) {
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@@ -1484,17 +1558,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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}
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public void movePlayer(EntityPlayer entityplayer) {
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- ObjectIterator objectiterator = this.trackedEntities.values().iterator();
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-
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- while (objectiterator.hasNext()) {
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- PlayerChunkMap.EntityTracker playerchunkmap_entitytracker = (PlayerChunkMap.EntityTracker) objectiterator.next();
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-
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- if (playerchunkmap_entitytracker.tracker == entityplayer) {
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- playerchunkmap_entitytracker.track(this.world.getPlayers());
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- } else {
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- playerchunkmap_entitytracker.updatePlayer(entityplayer);
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- }
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- }
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+ // Paper - delay this logic for the entity tracker tick, no need to duplicate it
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int i = MathHelper.floor(entityplayer.locX()) >> 4;
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int j = MathHelper.floor(entityplayer.locZ()) >> 4;
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@@ -1610,7 +1674,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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entity.tracker = playerchunkmap_entitytracker; // Paper - Fast access to tracker
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this.trackedEntities.put(entity.getId(), playerchunkmap_entitytracker);
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- playerchunkmap_entitytracker.track(this.world.getPlayers());
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+ playerchunkmap_entitytracker.updatePlayers(entity.getPlayersInTrackRange()); // Paper - don't search all players
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if (entity instanceof EntityPlayer) {
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EntityPlayer entityplayer = (EntityPlayer) entity;
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@@ -1653,7 +1717,37 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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entity.tracker = null; // Paper - We're no longer tracked
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}
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+ // Paper start - optimised tracker
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+ private final void processTrackQueue() {
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+ this.world.timings.tracker1.startTiming();
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+ try {
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+ for (EntityTracker tracker : this.trackedEntities.values()) {
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+ // update tracker entry
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+ tracker.updatePlayers(tracker.tracker.getPlayersInTrackRange());
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+ }
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+ } finally {
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+ this.world.timings.tracker1.stopTiming();
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+ }
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+
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+
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+ this.world.timings.tracker2.startTiming();
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+ try {
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+ for (EntityTracker tracker : this.trackedEntities.values()) {
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+ tracker.trackerEntry.tick();
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+ }
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+ } finally {
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+ this.world.timings.tracker2.stopTiming();
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+ }
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+ }
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+ // Paper end - optimised tracker
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+
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protected void g() {
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+ // Paper start - optimized tracker
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+ if (true) {
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+ this.processTrackQueue();
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+ return;
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+ }
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+ // Paper end - optimized tracker
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List<EntityPlayer> list = Lists.newArrayList();
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List<EntityPlayer> list1 = this.world.getPlayers();
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@@ -1722,23 +1816,31 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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PacketDebug.a(this.world, chunk.getPos());
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List<Entity> list = Lists.newArrayList();
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List<Entity> list1 = Lists.newArrayList();
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- ObjectIterator objectiterator = this.trackedEntities.values().iterator();
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+ // Paper start - optimise entity tracker
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+ // use the chunk entity list, not the whole trackedEntities map...
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+ Entity[] entities = chunk.entities.getRawData();
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+ for (int i = 0, size = chunk.entities.size(); i < size; ++i) {
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+ Entity entity = entities[i];
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+ if (entity == entityplayer) {
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+ continue;
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+ }
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+ PlayerChunkMap.EntityTracker tracker = this.trackedEntities.get(entity.getId());
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+ if (tracker != null) { // dumb plugins... move on...
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+ tracker.updatePlayer(entityplayer);
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+ }
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- while (objectiterator.hasNext()) {
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- PlayerChunkMap.EntityTracker playerchunkmap_entitytracker = (PlayerChunkMap.EntityTracker) objectiterator.next();
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- Entity entity = playerchunkmap_entitytracker.tracker;
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+ // keep the vanilla logic here - this is REQUIRED or else passengers and their vehicles disappear!
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+ // (and god knows what the leash thing is)
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- if (entity != entityplayer && entity.chunkX == chunk.getPos().x && entity.chunkZ == chunk.getPos().z) {
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- playerchunkmap_entitytracker.updatePlayer(entityplayer);
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- if (entity instanceof EntityInsentient && ((EntityInsentient) entity).getLeashHolder() != null) {
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- list.add(entity);
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- }
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+ if (entity instanceof EntityInsentient && ((EntityInsentient)entity).getLeashHolder() != null) {
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+ list.add(entity);
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+ }
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- if (!entity.getPassengers().isEmpty()) {
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- list1.add(entity);
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- }
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+ if (!entity.getPassengers().isEmpty()) {
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+ list1.add(entity);
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}
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}
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+ // Paper end - optimise entity tracker
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Iterator iterator;
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Entity entity1;
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@@ -1776,7 +1878,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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public class EntityTracker {
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- private final EntityTrackerEntry trackerEntry;
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+ final EntityTrackerEntry trackerEntry; // Paper - private -> package private
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private final Entity tracker;
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private final int trackingDistance;
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private SectionPosition e;
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@@ -1793,6 +1895,42 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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this.e = SectionPosition.a(entity);
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}
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+ // Paper start - use distance map to optimise tracker
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+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> lastTrackerCandidates;
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+
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+ final void updatePlayers(com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> newTrackerCandidates) {
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+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> oldTrackerCandidates = this.lastTrackerCandidates;
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+ this.lastTrackerCandidates = newTrackerCandidates;
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+
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+ if (newTrackerCandidates != null) {
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+ Object[] rawData = newTrackerCandidates.getBackingSet();
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+ for (int i = 0, len = rawData.length; i < len; ++i) {
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+ Object raw = rawData[i];
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+ if (!(raw instanceof EntityPlayer)) {
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+ continue;
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+ }
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+ EntityPlayer player = (EntityPlayer)raw;
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+ this.updatePlayer(player);
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+ }
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+ }
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+
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+ if (oldTrackerCandidates == newTrackerCandidates) {
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+ // this is likely the case.
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+ // means there has been no range changes, so we can just use the above for tracking.
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+ return;
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+ }
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+
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+ // stuff could have been removed, so we need to check the trackedPlayers set
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+ // for players that were removed
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+
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+ for (EntityPlayer player : this.trackedPlayers.toArray(new EntityPlayer[0])) { // avoid CME
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+ if (newTrackerCandidates == null || !newTrackerCandidates.contains(player)) {
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+ this.updatePlayer(player);
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+ }
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+ }
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+ }
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+ // Paper end - use distance map to optimise tracker
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+
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public boolean equals(Object object) {
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return object instanceof PlayerChunkMap.EntityTracker ? ((PlayerChunkMap.EntityTracker) object).tracker.getId() == this.tracker.getId() : false;
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}
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@@ -1893,7 +2031,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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int j = entity.getEntityType().getChunkRange() * 16;
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j = org.spigotmc.TrackingRange.getEntityTrackingRange(entity, j); // Paper
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- if (j > i) {
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+ if (j < i) { // Paper - we need the lowest range thanks to the fact that our tracker doesn't account for passenger logic
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i = j;
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}
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}
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diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
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index cb5c93dca3b947462b89f79c60c7562085684b87..da2b5bfd3966ded2d5dde0d65646583576a088c5 100644
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--- a/src/main/java/net/minecraft/world/entity/Entity.java
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+++ b/src/main/java/net/minecraft/world/entity/Entity.java
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@@ -46,6 +46,7 @@ import net.minecraft.network.syncher.DataWatcherObject;
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import net.minecraft.network.syncher.DataWatcherRegistry;
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import net.minecraft.resources.MinecraftKey;
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import net.minecraft.resources.ResourceKey;
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+import net.minecraft.server.MCUtil;
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import net.minecraft.server.MinecraftServer;
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import net.minecraft.server.level.EntityPlayer;
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import net.minecraft.server.level.PlayerChunkMap;
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@@ -295,6 +296,21 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, ne
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}
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// CraftBukkit end
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+ // Paper start - optimise entity tracking
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+ final org.spigotmc.TrackingRange.TrackingRangeType trackingRangeType = org.spigotmc.TrackingRange.getTrackingRangeType(this);
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+
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+ public boolean isLegacyTrackingEntity = false;
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+
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+ public final void setLegacyTrackingEntity(final boolean isLegacyTrackingEntity) {
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+ this.isLegacyTrackingEntity = isLegacyTrackingEntity;
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+ }
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+
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+ public final com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> getPlayersInTrackRange() {
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+ return ((WorldServer)this.world).getChunkProvider().playerChunkMap.playerEntityTrackerTrackMaps[this.trackingRangeType.ordinal()]
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+ .getObjectsInRange(MCUtil.getCoordinateKey(this));
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+ }
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+ // Paper end - optimise entity tracking
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+
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public Entity(EntityTypes<?> entitytypes, World world) {
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this.id = Entity.entityCount.incrementAndGet();
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this.passengers = Lists.newArrayList();
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diff --git a/src/main/java/org/spigotmc/TrackingRange.java b/src/main/java/org/spigotmc/TrackingRange.java
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index 3277a8aaffb6a25624967aa0c62f61309a517739..cd569ad95176fdd0537459b40dfba5c5127a62df 100644
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--- a/src/main/java/org/spigotmc/TrackingRange.java
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+++ b/src/main/java/org/spigotmc/TrackingRange.java
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@@ -21,6 +21,7 @@ public class TrackingRange
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*/
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public static int getEntityTrackingRange(Entity entity, int defaultRange)
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{
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+ if (entity instanceof net.minecraft.world.entity.boss.enderdragon.EntityEnderDragon) return defaultRange; // Paper - enderdragon is exempt
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SpigotWorldConfig config = entity.world.spigotConfig;
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if ( entity instanceof EntityPlayer )
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{
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@@ -44,8 +45,48 @@ public class TrackingRange
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return config.miscTrackingRange;
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} else
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{
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- if (entity instanceof net.minecraft.world.entity.boss.enderdragon.EntityEnderDragon) return ((net.minecraft.server.level.WorldServer)(entity.getWorld())).getChunkProvider().playerChunkMap.getLoadViewDistance(); // Paper - enderdragon is exempt
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return config.otherTrackingRange;
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}
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}
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+
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+ // Paper start - optimise entity tracking
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+ // copied from above, TODO check on update
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+ public static TrackingRangeType getTrackingRangeType(Entity entity)
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+ {
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+ if (entity instanceof net.minecraft.world.entity.boss.enderdragon.EntityEnderDragon) return TrackingRangeType.ENDERDRAGON; // Paper - enderdragon is exempt
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+ if ( entity instanceof EntityPlayer )
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+ {
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+ return TrackingRangeType.PLAYER;
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+ // Paper start - Simplify and set water mobs to animal tracking range
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+ }
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+ switch (entity.activationType) {
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+ case RAIDER:
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+ case MONSTER:
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+ case FLYING_MONSTER:
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+ return TrackingRangeType.MONSTER;
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+ case WATER:
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+ case VILLAGER:
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+ case ANIMAL:
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+ return TrackingRangeType.ANIMAL;
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+ case MISC:
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+ }
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+ if ( entity instanceof EntityItemFrame || entity instanceof EntityPainting || entity instanceof EntityItem || entity instanceof EntityExperienceOrb )
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+ // Paper end
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+ {
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|
+ return TrackingRangeType.MISC;
|
|
+ } else
|
|
+ {
|
|
+ return TrackingRangeType.OTHER;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ public static enum TrackingRangeType {
|
|
+ PLAYER,
|
|
+ ANIMAL,
|
|
+ MONSTER,
|
|
+ MISC,
|
|
+ OTHER,
|
|
+ ENDERDRAGON;
|
|
+ }
|
|
+ // Paper end - optimise entity tracking
|
|
}
|