mirror of
https://github.com/PaperMC/Paper.git
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Upstream has released updates that appear to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Bukkit Changes: 716b4fce Revert SnakeYAML upgrade ca6f8942 Update to Minecraft 1.18-rc3 57e7e952 #683: Add Player#showDemoScreen CraftBukkit Changes: c98abfb0 Update to Minecraft 1.18-rc3 9b258501 #960: Add Player#showDemoScreen d9542247 Produce remapped jars after bootstrap jar 99f3ddde SPIGOT-6808: Fix RegionAccessor#getBiome Spigot Changes: b7a4222e Update to Minecraft 1.18-rc3
396 lines
20 KiB
Diff
396 lines
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/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
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index e64d1493c5e77daad2e410647412a2e1e9813109..c9a10f327f971e68bf5bb4ed0793a046233e3d74 100644
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--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
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+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
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@@ -67,6 +67,7 @@ import net.minecraft.network.protocol.game.ClientboundSetEntityLinkPacket;
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import net.minecraft.network.protocol.game.ClientboundSetPassengersPacket;
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import net.minecraft.network.protocol.game.DebugPackets;
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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.ChunkProgressListener;
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import net.minecraft.server.network.ServerPlayerConnection;
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import net.minecraft.util.CsvOutput;
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@@ -188,10 +189,35 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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public final com.destroystokyo.paper.util.misc.PlayerAreaMap playerMobSpawnMap; // this map is absent from updateMaps since it's controlled at the start of the chunkproviderserver tick
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public final com.destroystokyo.paper.util.misc.PlayerAreaMap playerChunkTickRangeMap;
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// Paper end - optimise PlayerChunkMap#isOutsideRange
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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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+ public final int getEntityTrackerRange(final int ordinal) {
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+ return this.entityTrackerTrackRanges[ordinal];
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+ }
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+
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+ private int convertSpigotRangeToVanilla(final int vanilla) {
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+ return MinecraftServer.getServer().getScaledTrackingDistance(vanilla);
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+ }
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+ // Paper end - use distance map to optimise tracker
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void addPlayerToDistanceMaps(ServerPlayer player) {
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int chunkX = MCUtil.getChunkCoordinate(player.getX());
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int chunkZ = MCUtil.getChunkCoordinate(player.getZ());
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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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// Note: players need to be explicitly added to distance maps before they can be updated
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// Paper start - optimise PlayerChunkMap#isOutsideRange
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this.playerChunkTickRangeMap.update(player, chunkX, chunkZ, DistanceManager.MOB_SPAWN_RANGE);
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@@ -200,6 +226,11 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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}
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void removePlayerFromDistanceMaps(ServerPlayer player) {
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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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// Paper start - optimise PlayerChunkMap#isOutsideRange
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this.playerMobSpawnMap.remove(player);
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this.playerChunkTickRangeMap.remove(player);
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@@ -210,6 +241,14 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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int chunkX = MCUtil.getChunkCoordinate(player.getX());
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int chunkZ = MCUtil.getChunkCoordinate(player.getZ());
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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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this.playerChunkTickRangeMap.update(player, chunkX, chunkZ, DistanceManager.MOB_SPAWN_RANGE); // Paper - optimise PlayerChunkMap#isOutsideRange
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}
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// Paper end
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@@ -285,6 +324,45 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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this.regionManagers.add(this.dataRegionManager);
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// Paper end
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this.playerMobDistanceMap = this.level.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.level.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 = EntityType.ENDER_DRAGON.clientTrackingRange() * 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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// Paper start - optimise PlayerChunkMap#isOutsideRange
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this.playerChunkTickRangeMap = new com.destroystokyo.paper.util.misc.PlayerAreaMap(this.pooledLinkedPlayerHashSets,
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(ServerPlayer player, int rangeX, int rangeZ, int currPosX, int currPosZ, int prevPosX, int prevPosZ,
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@@ -1522,17 +1600,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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}
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public void move(ServerPlayer player) {
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- ObjectIterator objectiterator = this.entityMap.values().iterator();
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-
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- while (objectiterator.hasNext()) {
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- ChunkMap.TrackedEntity playerchunkmap_entitytracker = (ChunkMap.TrackedEntity) objectiterator.next();
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-
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- if (playerchunkmap_entitytracker.entity == player) {
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- playerchunkmap_entitytracker.updatePlayers(this.level.players());
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- } else {
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- playerchunkmap_entitytracker.updatePlayer(player);
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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 = SectionPos.blockToSectionCoord(player.getBlockX());
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int j = SectionPos.blockToSectionCoord(player.getBlockZ());
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@@ -1662,7 +1730,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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entity.tracker = playerchunkmap_entitytracker; // Paper - Fast access to tracker
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this.entityMap.put(entity.getId(), playerchunkmap_entitytracker);
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- playerchunkmap_entitytracker.updatePlayers(this.level.players());
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+ playerchunkmap_entitytracker.updatePlayers(entity.getPlayersInTrackRange()); // Paper - don't search all players
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if (entity instanceof ServerPlayer) {
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ServerPlayer entityplayer = (ServerPlayer) entity;
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@@ -1706,7 +1774,37 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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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.level.timings.tracker1.startTiming();
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+ try {
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+ for (TrackedEntity tracker : this.entityMap.values()) {
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+ // update tracker entry
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+ tracker.updatePlayers(tracker.entity.getPlayersInTrackRange());
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+ }
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+ } finally {
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+ this.level.timings.tracker1.stopTiming();
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+ }
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+
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+
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+ this.level.timings.tracker2.startTiming();
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+ try {
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+ for (TrackedEntity tracker : this.entityMap.values()) {
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+ tracker.serverEntity.sendChanges();
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+ }
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+ } finally {
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+ this.level.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 tick() {
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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<ServerPlayer> list = Lists.newArrayList();
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List<ServerPlayer> list1 = this.level.players();
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ObjectIterator objectiterator = this.entityMap.values().iterator();
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@@ -1777,23 +1875,31 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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DebugPackets.sendPoiPacketsForChunk(this.level, 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.entityMap.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 == player) {
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+ continue;
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+ }
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+ ChunkMap.TrackedEntity tracker = this.entityMap.get(entity.getId());
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+ if (tracker != null) { // dumb plugins... move on...
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+ tracker.updatePlayer(player);
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+ }
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- while (objectiterator.hasNext()) {
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- ChunkMap.TrackedEntity playerchunkmap_entitytracker = (ChunkMap.TrackedEntity) objectiterator.next();
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- Entity entity = playerchunkmap_entitytracker.entity;
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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 != player && entity.chunkPosition().equals(chunk.getPos())) {
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- playerchunkmap_entitytracker.updatePlayer(player);
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- if (entity instanceof Mob && ((Mob) entity).getLeashHolder() != null) {
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- list.add(entity);
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- }
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+ if (entity instanceof Mob && ((Mob)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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@@ -1869,6 +1975,42 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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this.lastSectionPos = SectionPos.of(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<ServerPlayer> lastTrackerCandidates;
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+
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+ final void updatePlayers(com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> newTrackerCandidates) {
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+ com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> 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 ServerPlayer)) {
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+ continue;
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+ }
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+ ServerPlayer player = (ServerPlayer)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 (ServerPlayerConnection conn : this.seenBy.toArray(new ServerPlayerConnection[0])) { // avoid CME
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+ if (newTrackerCandidates == null || !newTrackerCandidates.contains(conn.getPlayer())) {
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+ this.updatePlayer(conn.getPlayer());
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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 ChunkMap.TrackedEntity ? ((ChunkMap.TrackedEntity) object).entity.getId() == this.entity.getId() : false;
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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 95fcf31b0ea68312f6c3475c1b4a01ca2b269536..9d4dc7d8d8b6633a3e88a8fc43d3d798683ef1d9 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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@@ -51,6 +51,7 @@ import net.minecraft.network.syncher.EntityDataSerializers;
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import net.minecraft.network.syncher.SynchedEntityData;
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import net.minecraft.resources.ResourceKey;
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import net.minecraft.resources.ResourceLocation;
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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.ServerLevel;
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import net.minecraft.server.level.ServerPlayer;
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@@ -353,6 +354,39 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, i
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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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+ 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<ServerPlayer> getPlayersInTrackRange() {
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+ // determine highest range of passengers
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+ if (this.passengers.isEmpty()) {
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+ return ((ServerLevel)this.level).getChunkSource().chunkMap.playerEntityTrackerTrackMaps[this.trackingRangeType.ordinal()]
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+ .getObjectsInRange(MCUtil.getCoordinateKey(this));
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+ }
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+ Iterable<Entity> passengers = this.getIndirectPassengers();
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+ net.minecraft.server.level.ChunkMap chunkMap = ((ServerLevel)this.level).getChunkSource().chunkMap;
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+ org.spigotmc.TrackingRange.TrackingRangeType type = this.trackingRangeType;
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+ int range = chunkMap.getEntityTrackerRange(type.ordinal());
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+
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+ for (Entity passenger : passengers) {
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+ org.spigotmc.TrackingRange.TrackingRangeType passengerType = passenger.trackingRangeType;
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+ int passengerRange = chunkMap.getEntityTrackerRange(passengerType.ordinal());
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+ if (passengerRange > range) {
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+ type = passengerType;
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+ range = passengerRange;
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+ }
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+ }
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+
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+ return chunkMap.playerEntityTrackerTrackMaps[type.ordinal()].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(EntityType<?> type, Level world) {
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this.id = Entity.ENTITY_COUNTER.incrementAndGet();
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this.passengers = ImmutableList.of();
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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 55ce69b5fe097841d00ef5c241459dce9bb0d4db..e5bcbfe175a697e04886d04543e1278b7e83a184 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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@@ -24,6 +24,7 @@ public class TrackingRange
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{
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return defaultRange;
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}
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+ if (entity instanceof net.minecraft.world.entity.boss.enderdragon.EnderDragon) return defaultRange; // Paper - enderdragon is exempt
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SpigotWorldConfig config = entity.level.spigotConfig;
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if ( entity instanceof ServerPlayer )
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{
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@@ -47,8 +48,48 @@ 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.EnderDragon) return ((net.minecraft.server.level.ServerLevel)(entity.getCommandSenderWorld())).getChunkSource().chunkMap.getEffectiveViewDistance(); // 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.EnderDragon) return TrackingRangeType.ENDERDRAGON; // Paper - enderdragon is exempt
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+ if ( entity instanceof ServerPlayer )
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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 ItemFrame || entity instanceof Painting || entity instanceof ItemEntity || entity instanceof ExperienceOrb )
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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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+ return TrackingRangeType.OTHER;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ public static enum TrackingRangeType {
|
|
+ PLAYER,
|
|
+ ANIMAL,
|
|
+ MONSTER,
|
|
+ MISC,
|
|
+ OTHER,
|
|
+ ENDERDRAGON;
|
|
+ }
|
|
+ // Paper end - optimise entity tracking
|
|
}
|