mirror of
https://github.com/PaperMC/Paper.git
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4ae089597b
getCubes will now always load chunks getChunk with gen false will now not throw error Fixes #3368 Fixes #3364
367 lines
18 KiB
Diff
367 lines
18 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/Entity.java b/src/main/java/net/minecraft/server/Entity.java
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index 6dea557fa32fd44674bf01e2f7429c9691c315b8..c005734f835fd07b121fdb885d981e55f8be81b4 100644
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--- a/src/main/java/net/minecraft/server/Entity.java
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+++ b/src/main/java/net/minecraft/server/Entity.java
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@@ -245,6 +245,21 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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}
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// Paper 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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+ 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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+ 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/net/minecraft/server/EntityTrackerEntry.java b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
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index 3a88c9a67062eb73ad8257ea786efca7e7e99f65..6d3b34ead9cc95dcc1152dffa8c6c4a8c7f1d58b 100644
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--- a/src/main/java/net/minecraft/server/EntityTrackerEntry.java
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+++ b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
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@@ -70,6 +70,7 @@ public class EntityTrackerEntry {
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this.r = entity.onGround;
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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/PlayerChunkMap.java b/src/main/java/net/minecraft/server/PlayerChunkMap.java
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index bdf835397aa691c41280f65a7785e777791b2891..3d31f00a22233bd885496d7aac34eb2b634c40e8 100644
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--- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
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+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
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@@ -120,21 +120,51 @@ 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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+ final com.destroystokyo.paper.util.misc.PlayerAreaMap[] playerEntityTrackerTrackMaps;
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+ final int[] entityTrackerTrackRanges;
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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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@@ -172,6 +202,44 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
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this.m = new VillagePlace(new File(this.w, "poi"), datafixer, 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 = 10 * 16; // default is 10 chunk range // TODO check on update
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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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+
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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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@@ -1423,17 +1491,7 @@ 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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@@ -1550,7 +1608,7 @@ 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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@@ -1594,7 +1652,37 @@ 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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@@ -1662,23 +1750,31 @@ 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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@@ -1716,7 +1812,7 @@ 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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@@ -1733,6 +1829,42 @@ 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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@@ -1829,7 +1961,7 @@ 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/org/spigotmc/TrackingRange.java b/src/main/java/org/spigotmc/TrackingRange.java
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index 765bdaf9b525a989ec8d37a2fe856dcfcbd06782..43b5ed8e396e5312f7de1f160f596f58baead28a 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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@@ -49,4 +49,43 @@ public class TrackingRange
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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 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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+ return TrackingRangeType.MONSTER;
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+ case WATER:
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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;
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+ } else
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+ {
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+ if (entity instanceof EntityEnderDragon) return TrackingRangeType.ENDERDRAGON; // Paper - enderdragon is exempt
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+ return TrackingRangeType.OTHER;
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+ }
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+ }
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+
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+ public static enum TrackingRangeType {
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+ PLAYER,
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+ ANIMAL,
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+ MONSTER,
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+ MISC,
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+ OTHER,
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+ ENDERDRAGON;
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+ }
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+ // Paper end - optimise entity tracking
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}
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