mirror of
https://github.com/PaperMC/Paper.git
synced 2024-08-30 16:49:42 +02:00
796 lines
36 KiB
Diff
796 lines
36 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: kickash32 <kickash32@gmail.com>
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Date: Mon, 19 Aug 2019 01:27:58 +0500
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Subject: [PATCH] implement optional per player mob spawns
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diff --git a/src/main/java/co/aikar/timings/WorldTimingsHandler.java b/src/main/java/co/aikar/timings/WorldTimingsHandler.java
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index fe79c0add4f7cb18d487c5bb9415c40c5b551ea2..8d9ddad1879e7616d980ca70de8aecacaa86db35 100644
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--- a/src/main/java/co/aikar/timings/WorldTimingsHandler.java
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+++ b/src/main/java/co/aikar/timings/WorldTimingsHandler.java
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@@ -57,6 +57,7 @@ public class WorldTimingsHandler {
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public final Timing miscMobSpawning;
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+ public final Timing playerMobDistanceMapUpdate;
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public final Timing poiUnload;
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public final Timing chunkUnload;
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@@ -121,6 +122,7 @@ public class WorldTimingsHandler {
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miscMobSpawning = Timings.ofSafe(name + "Mob spawning - Misc");
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+ playerMobDistanceMapUpdate = Timings.ofSafe(name + "Per Player Mob Spawning - Distance Map Update");
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poiUnload = Timings.ofSafe(name + "Chunk unload - POI");
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chunkUnload = Timings.ofSafe(name + "Chunk unload - Chunk");
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diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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index 5a1e82727e4861681736c2bb3ed01637c4c42e4d..2a0319d45de0bfb246313a6e533d26aa24c28df1 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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@@ -613,4 +613,12 @@ public class PaperWorldConfig {
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}
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}
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}
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+
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+ public boolean perPlayerMobSpawns = false;
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+ private void perPlayerMobSpawns() {
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+ if (PaperConfig.version < 22) {
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+ set("per-player-mob-spawns", Boolean.TRUE);
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+ }
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+ perPlayerMobSpawns = getBoolean("per-player-mob-spawns", true);
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+ }
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}
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diff --git a/src/main/java/com/destroystokyo/paper/util/PlayerMobDistanceMap.java b/src/main/java/com/destroystokyo/paper/util/PlayerMobDistanceMap.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..72063ba7fb0d04594043cb07034590d597c3d77e
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--- /dev/null
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+++ b/src/main/java/com/destroystokyo/paper/util/PlayerMobDistanceMap.java
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@@ -0,0 +1,252 @@
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+package com.destroystokyo.paper.util;
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+
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+import it.unimi.dsi.fastutil.longs.Long2ObjectLinkedOpenHashMap;
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+import it.unimi.dsi.fastutil.longs.Long2ObjectOpenHashMap;
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+import it.unimi.dsi.fastutil.objects.ObjectLinkedOpenHashSet;
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+import java.util.List;
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+import java.util.Map;
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+import net.minecraft.core.SectionPos;
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+import net.minecraft.server.level.ServerPlayer;
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+import net.minecraft.world.level.ChunkPos;
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+import org.spigotmc.AsyncCatcher;
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+import java.util.HashMap;
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+
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+/** @author Spottedleaf */
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+public final class PlayerMobDistanceMap {
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+
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+ private static final PooledHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> EMPTY_SET = new PooledHashSets.PooledObjectLinkedOpenHashSet<>();
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+
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+ private final Map<ServerPlayer, SectionPos> players = new HashMap<>();
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+ // we use linked for better iteration.
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+ private final Long2ObjectOpenHashMap<PooledHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer>> playerMap = new Long2ObjectOpenHashMap<>(32, 0.5f);
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+ private int viewDistance;
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+
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+ private final PooledHashSets<ServerPlayer> pooledHashSets = new PooledHashSets<>();
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+
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+ public PooledHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> getPlayersInRange(final ChunkPos chunkPos) {
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+ return this.getPlayersInRange(chunkPos.x, chunkPos.z);
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+ }
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+
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+ public PooledHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> getPlayersInRange(final int chunkX, final int chunkZ) {
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+ return this.playerMap.getOrDefault(ChunkPos.asLong(chunkX, chunkZ), EMPTY_SET);
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+ }
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+
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+ public void update(final List<ServerPlayer> currentPlayers, final int newViewDistance) {
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+ AsyncCatcher.catchOp("Distance map update");
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+ final ObjectLinkedOpenHashSet<ServerPlayer> gone = new ObjectLinkedOpenHashSet<>(this.players.keySet());
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+
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+ final int oldViewDistance = this.viewDistance;
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+ this.viewDistance = newViewDistance;
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+
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+ for (final ServerPlayer player : currentPlayers) {
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+ if (player.isSpectator() || !player.affectsSpawning) {
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+ continue; // will be left in 'gone' (or not added at all)
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+ }
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+
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+ gone.remove(player);
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+
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+ final SectionPos newPosition = player.getLastSectionPos();
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+ final SectionPos oldPosition = this.players.put(player, newPosition);
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+
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+ if (oldPosition == null) {
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+ this.addNewPlayer(player, newPosition, newViewDistance);
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+ } else {
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+ this.updatePlayer(player, oldPosition, newPosition, oldViewDistance, newViewDistance);
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+ }
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+ //this.validatePlayer(player, newViewDistance); // debug only
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+ }
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+
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+ for (final ServerPlayer player : gone) {
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+ final SectionPos oldPosition = this.players.remove(player);
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+ if (oldPosition != null) {
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+ this.removePlayer(player, oldPosition, oldViewDistance);
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+ }
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+ }
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+ }
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+
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+ // expensive op, only for debug
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+ private void validatePlayer(final ServerPlayer player, final int viewDistance) {
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+ int entiesGot = 0;
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+ int expectedEntries = (2 * viewDistance + 1);
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+ expectedEntries *= expectedEntries;
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+
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+ final SectionPos currPosition = player.getLastSectionPos();
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+
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+ final int centerX = currPosition.getX();
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+ final int centerZ = currPosition.getZ();
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+
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+ for (final Long2ObjectLinkedOpenHashMap.Entry<PooledHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer>> entry : this.playerMap.long2ObjectEntrySet()) {
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+ final long key = entry.getLongKey();
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+ final PooledHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> map = entry.getValue();
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+
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+ if (map.referenceCount == 0) {
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+ throw new IllegalStateException("Invalid map");
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+ }
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+
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+ if (map.set.contains(player)) {
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+ ++entiesGot;
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+
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+ final int chunkX = ChunkPos.getX(key);
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+ final int chunkZ = ChunkPos.getZ(key);
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+
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+ final int dist = Math.max(Math.abs(chunkX - centerX), Math.abs(chunkZ - centerZ));
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+
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+ if (dist > viewDistance) {
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+ throw new IllegalStateException("Expected view distance " + viewDistance + ", got " + dist);
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+ }
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+ }
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+ }
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+
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+ if (entiesGot != expectedEntries) {
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+ throw new IllegalStateException("Expected " + expectedEntries + ", got " + entiesGot);
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+ }
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+ }
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+
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+ private void addPlayerTo(final ServerPlayer player, final int chunkX, final int chunkZ) {
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+ this.playerMap.compute(ChunkPos.asLong(chunkX, chunkZ), (final Long key, final PooledHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> players) -> {
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+ if (players == null) {
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+ return player.cachedSingleMobDistanceMap;
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+ } else {
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+ return PlayerMobDistanceMap.this.pooledHashSets.findMapWith(players, player);
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+ }
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+ });
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+ }
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+
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+ private void removePlayerFrom(final ServerPlayer player, final int chunkX, final int chunkZ) {
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+ this.playerMap.compute(ChunkPos.asLong(chunkX, chunkZ), (final Long keyInMap, final PooledHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> players) -> {
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+ return PlayerMobDistanceMap.this.pooledHashSets.findMapWithout(players, player); // rets null instead of an empty map
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+ });
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+ }
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+
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+ private void updatePlayer(final ServerPlayer player, final SectionPos oldPosition, final SectionPos newPosition, final int oldViewDistance, final int newViewDistance) {
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+ final int toX = newPosition.getX();
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+ final int toZ = newPosition.getZ();
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+ final int fromX = oldPosition.getX();
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+ final int fromZ = oldPosition.getZ();
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+
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+ final int dx = toX - fromX;
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+ final int dz = toZ - fromZ;
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+
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+ final int totalX = Math.abs(fromX - toX);
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+ final int totalZ = Math.abs(fromZ - toZ);
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+
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+ if (Math.max(totalX, totalZ) > (2 * oldViewDistance)) {
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+ // teleported?
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+ this.removePlayer(player, oldPosition, oldViewDistance);
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+ this.addNewPlayer(player, newPosition, newViewDistance);
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+ return;
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+ }
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+
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+ // x axis is width
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+ // z axis is height
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+ // right refers to the x axis of where we moved
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+ // top refers to the z axis of where we moved
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+
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+ if (oldViewDistance == newViewDistance) {
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+ // same view distance
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+
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+ // used for relative positioning
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+ final int up = 1 | (dz >> (Integer.SIZE - 1)); // 1 if dz >= 0, -1 otherwise
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+ final int right = 1 | (dx >> (Integer.SIZE - 1)); // 1 if dx >= 0, -1 otherwise
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+
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+ // The area excluded by overlapping the two view distance squares creates four rectangles:
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+ // Two on the left, and two on the right. The ones on the left we consider the "removed" section
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+ // and on the right the "added" section.
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+ // https://i.imgur.com/MrnOBgI.png is a reference image. Note that the outside border is not actually
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+ // exclusive to the regions they surround.
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+
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+ // 4 points of the rectangle
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+ int maxX; // exclusive
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+ int minX; // inclusive
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+ int maxZ; // exclusive
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+ int minZ; // inclusive
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+
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+ if (dx != 0) {
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+ // handle right addition
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+
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+ maxX = toX + (oldViewDistance * right) + right; // exclusive
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+ minX = fromX + (oldViewDistance * right) + right; // inclusive
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+ maxZ = fromZ + (oldViewDistance * up) + up; // exclusive
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+ minZ = toZ - (oldViewDistance * up); // inclusive
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+
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+ for (int currX = minX; currX != maxX; currX += right) {
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+ for (int currZ = minZ; currZ != maxZ; currZ += up) {
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+ this.addPlayerTo(player, currX, currZ);
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+ }
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+ }
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+ }
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+
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+ if (dz != 0) {
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+ // handle up addition
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+
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+ maxX = toX + (oldViewDistance * right) + right; // exclusive
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+ minX = toX - (oldViewDistance * right); // inclusive
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+ maxZ = toZ + (oldViewDistance * up) + up; // exclusive
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+ minZ = fromZ + (oldViewDistance * up) + up; // inclusive
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+
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+ for (int currX = minX; currX != maxX; currX += right) {
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+ for (int currZ = minZ; currZ != maxZ; currZ += up) {
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+ this.addPlayerTo(player, currX, currZ);
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+ }
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+ }
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+ }
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+
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+ if (dx != 0) {
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+ // handle left removal
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+
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+ maxX = toX - (oldViewDistance * right); // exclusive
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+ minX = fromX - (oldViewDistance * right); // inclusive
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+ maxZ = fromZ + (oldViewDistance * up) + up; // exclusive
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+ minZ = toZ - (oldViewDistance * up); // inclusive
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+
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+ for (int currX = minX; currX != maxX; currX += right) {
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+ for (int currZ = minZ; currZ != maxZ; currZ += up) {
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+ this.removePlayerFrom(player, currX, currZ);
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+ }
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+ }
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+ }
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+
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+ if (dz != 0) {
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+ // handle down removal
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+
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+ maxX = fromX + (oldViewDistance * right) + right; // exclusive
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+ minX = fromX - (oldViewDistance * right); // inclusive
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+ maxZ = toZ - (oldViewDistance * up); // exclusive
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+ minZ = fromZ - (oldViewDistance * up); // inclusive
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+
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+ for (int currX = minX; currX != maxX; currX += right) {
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+ for (int currZ = minZ; currZ != maxZ; currZ += up) {
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+ this.removePlayerFrom(player, currX, currZ);
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+ }
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+ }
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+ }
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+ } else {
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+ // different view distance
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+ // for now :)
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+ this.removePlayer(player, oldPosition, oldViewDistance);
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+ this.addNewPlayer(player, newPosition, newViewDistance);
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+ }
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+ }
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+
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+ private void removePlayer(final ServerPlayer player, final SectionPos position, final int viewDistance) {
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+ final int x = position.getX();
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+ final int z = position.getZ();
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+
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+ for (int xoff = -viewDistance; xoff <= viewDistance; ++xoff) {
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+ for (int zoff = -viewDistance; zoff <= viewDistance; ++zoff) {
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+ this.removePlayerFrom(player, x + xoff, z + zoff);
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+ }
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+ }
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+ }
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+
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+ private void addNewPlayer(final ServerPlayer player, final SectionPos position, final int viewDistance) {
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+ final int x = position.getX();
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+ final int z = position.getZ();
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+
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+ for (int xoff = -viewDistance; xoff <= viewDistance; ++xoff) {
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+ for (int zoff = -viewDistance; zoff <= viewDistance; ++zoff) {
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+ this.addPlayerTo(player, x + xoff, z + zoff);
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+ }
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+ }
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+ }
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+}
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diff --git a/src/main/java/com/destroystokyo/paper/util/PooledHashSets.java b/src/main/java/com/destroystokyo/paper/util/PooledHashSets.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..11de56afaf059b00fa5bec293516bcdce7c4b2b9
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--- /dev/null
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+++ b/src/main/java/com/destroystokyo/paper/util/PooledHashSets.java
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@@ -0,0 +1,241 @@
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+package com.destroystokyo.paper.util;
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+
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+import it.unimi.dsi.fastutil.objects.Object2ObjectOpenHashMap;
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+import it.unimi.dsi.fastutil.objects.ObjectLinkedOpenHashSet;
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+import java.lang.ref.WeakReference;
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+import java.util.Iterator;
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+
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+/** @author Spottedleaf */
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+public class PooledHashSets<E> {
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+
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+ // we really want to avoid that equals() check as much as possible...
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+ protected final Object2ObjectOpenHashMap<PooledObjectLinkedOpenHashSet<E>, PooledObjectLinkedOpenHashSet<E>> mapPool = new Object2ObjectOpenHashMap<>(64, 0.25f);
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+
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+ protected void decrementReferenceCount(final PooledObjectLinkedOpenHashSet<E> current) {
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+ if (current.referenceCount == 0) {
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+ throw new IllegalStateException("Cannot decrement reference count for " + current);
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+ }
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+ if (current.referenceCount == -1 || --current.referenceCount > 0) {
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+ return;
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+ }
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+
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+ this.mapPool.remove(current);
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+ return;
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+ }
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+
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+ public PooledObjectLinkedOpenHashSet<E> findMapWith(final PooledObjectLinkedOpenHashSet<E> current, final E object) {
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+ final PooledObjectLinkedOpenHashSet<E> cached = current.getAddCache(object);
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+
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+ if (cached != null) {
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+ if (cached.referenceCount != -1) {
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+ ++cached.referenceCount;
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+ }
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+
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+ decrementReferenceCount(current);
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+
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+ return cached;
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+ }
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+
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+ if (!current.add(object)) {
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+ return current;
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+ }
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+
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+ // we use get/put since we use a different key on put
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+ PooledObjectLinkedOpenHashSet<E> ret = this.mapPool.get(current);
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+
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+ if (ret == null) {
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+ ret = new PooledObjectLinkedOpenHashSet<>(current);
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+ current.remove(object);
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+ this.mapPool.put(ret, ret);
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+ ret.referenceCount = 1;
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+ } else {
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+ if (ret.referenceCount != -1) {
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+ ++ret.referenceCount;
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+ }
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+ current.remove(object);
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+ }
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+
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+ current.updateAddCache(object, ret);
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+
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+ decrementReferenceCount(current);
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+ return ret;
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+ }
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+
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+ // rets null if current.size() == 1
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+ public PooledObjectLinkedOpenHashSet<E> findMapWithout(final PooledObjectLinkedOpenHashSet<E> current, final E object) {
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+ if (current.set.size() == 1) {
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+ decrementReferenceCount(current);
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+ return null;
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+ }
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+
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+ final PooledObjectLinkedOpenHashSet<E> cached = current.getRemoveCache(object);
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+
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+ if (cached != null) {
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+ if (cached.referenceCount != -1) {
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+ ++cached.referenceCount;
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+ }
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+
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+ decrementReferenceCount(current);
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+
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+ return cached;
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+ }
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+
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+ if (!current.remove(object)) {
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+ return current;
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+ }
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+
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+ // we use get/put since we use a different key on put
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+ PooledObjectLinkedOpenHashSet<E> ret = this.mapPool.get(current);
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+
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+ if (ret == null) {
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+ ret = new PooledObjectLinkedOpenHashSet<>(current);
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+ current.add(object);
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+ this.mapPool.put(ret, ret);
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+ ret.referenceCount = 1;
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+ } else {
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+ if (ret.referenceCount != -1) {
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+ ++ret.referenceCount;
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+ }
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+ current.add(object);
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+ }
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+
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+ current.updateRemoveCache(object, ret);
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+
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+ decrementReferenceCount(current);
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+ return ret;
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+ }
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+
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+ public static final class PooledObjectLinkedOpenHashSet<E> implements Iterable<E> {
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+
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+ private static final WeakReference NULL_REFERENCE = new WeakReference(null);
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+
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+ final ObjectLinkedOpenHashSet<E> set;
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+ int referenceCount; // -1 if special
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+ int hash; // optimize hashcode
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+
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+ // add cache
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+ WeakReference<E> lastAddObject = NULL_REFERENCE;
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+ WeakReference<PooledObjectLinkedOpenHashSet<E>> lastAddMap = NULL_REFERENCE;
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+
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+ // remove cache
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+ WeakReference<E> lastRemoveObject = NULL_REFERENCE;
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+ WeakReference<PooledObjectLinkedOpenHashSet<E>> lastRemoveMap = NULL_REFERENCE;
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+
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+ public PooledObjectLinkedOpenHashSet() {
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+ this.set = new ObjectLinkedOpenHashSet<>(2, 0.6f);
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+ }
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+
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+ public PooledObjectLinkedOpenHashSet(final E single) {
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+ this();
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+ this.referenceCount = -1;
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|
+ this.add(single);
|
|
+ }
|
|
+
|
|
+ public PooledObjectLinkedOpenHashSet(final PooledObjectLinkedOpenHashSet<E> other) {
|
|
+ this.set = other.set.clone();
|
|
+ this.hash = other.hash;
|
|
+ }
|
|
+
|
|
+ // from https://github.com/Spottedleaf/ConcurrentUtil/blob/master/src/main/java/ca/spottedleaf/concurrentutil/util/IntegerUtil.java
|
|
+ // generated by https://github.com/skeeto/hash-prospector
|
|
+ static int hash0(int x) {
|
|
+ x *= 0x36935555;
|
|
+ x ^= x >>> 16;
|
|
+ return x;
|
|
+ }
|
|
+
|
|
+ public PooledObjectLinkedOpenHashSet<E> getAddCache(final E element) {
|
|
+ final E currentAdd = this.lastAddObject.get();
|
|
+
|
|
+ if (currentAdd == null || !(currentAdd == element || currentAdd.equals(element))) {
|
|
+ return null;
|
|
+ }
|
|
+
|
|
+ final PooledObjectLinkedOpenHashSet<E> map = this.lastAddMap.get();
|
|
+ if (map == null || map.referenceCount == 0) {
|
|
+ // we need to ret null if ref count is zero as calling code will assume the map is in use
|
|
+ return null;
|
|
+ }
|
|
+
|
|
+ return map;
|
|
+ }
|
|
+
|
|
+ public PooledObjectLinkedOpenHashSet<E> getRemoveCache(final E element) {
|
|
+ final E currentRemove = this.lastRemoveObject.get();
|
|
+
|
|
+ if (currentRemove == null || !(currentRemove == element || currentRemove.equals(element))) {
|
|
+ return null;
|
|
+ }
|
|
+
|
|
+ final PooledObjectLinkedOpenHashSet<E> map = this.lastRemoveMap.get();
|
|
+ if (map == null || map.referenceCount == 0) {
|
|
+ // we need to ret null if ref count is zero as calling code will assume the map is in use
|
|
+ return null;
|
|
+ }
|
|
+
|
|
+ return map;
|
|
+ }
|
|
+
|
|
+ public void updateAddCache(final E element, final PooledObjectLinkedOpenHashSet<E> map) {
|
|
+ this.lastAddObject = new WeakReference<>(element);
|
|
+ this.lastAddMap = new WeakReference<>(map);
|
|
+ }
|
|
+
|
|
+ public void updateRemoveCache(final E element, final PooledObjectLinkedOpenHashSet<E> map) {
|
|
+ this.lastRemoveObject = new WeakReference<>(element);
|
|
+ this.lastRemoveMap = new WeakReference<>(map);
|
|
+ }
|
|
+
|
|
+ boolean add(final E element) {
|
|
+ boolean added = this.set.add(element);
|
|
+
|
|
+ if (added) {
|
|
+ this.hash += hash0(element.hashCode());
|
|
+ }
|
|
+
|
|
+ return added;
|
|
+ }
|
|
+
|
|
+ boolean remove(Object element) {
|
|
+ boolean removed = this.set.remove(element);
|
|
+
|
|
+ if (removed) {
|
|
+ this.hash -= hash0(element.hashCode());
|
|
+ }
|
|
+
|
|
+ return removed;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public Iterator<E> iterator() {
|
|
+ return this.set.iterator();
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public int hashCode() {
|
|
+ return this.hash;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public boolean equals(final Object other) {
|
|
+ if (!(other instanceof PooledObjectLinkedOpenHashSet)) {
|
|
+ return false;
|
|
+ }
|
|
+ if (this.referenceCount == 0) {
|
|
+ return other == this;
|
|
+ } else {
|
|
+ if (other == this) {
|
|
+ // Unfortunately we are never equal to our own instance while in use!
|
|
+ return false;
|
|
+ }
|
|
+ return this.hash == ((PooledObjectLinkedOpenHashSet)other).hash && this.set.equals(((PooledObjectLinkedOpenHashSet)other).set);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public String toString() {
|
|
+ return "PooledHashSet: size: " + this.set.size() + ", reference count: " + this.referenceCount + ", hash: " +
|
|
+ this.hashCode() + ", identity: " + System.identityHashCode(this) + " map: " + this.set.toString();
|
|
+ }
|
|
+ }
|
|
+}
|
|
diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
|
|
index 8de14a3078017c59b7e3a37894c6c250fa8558b0..262a2182d4d98787d0ae396c5ed0fe79177a177e 100644
|
|
--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
|
|
+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
|
|
@@ -151,6 +151,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
|
|
private final Long2ByteMap chunkTypeCache;
|
|
private final Queue<Runnable> unloadQueue;
|
|
int viewDistance;
|
|
+ public final com.destroystokyo.paper.util.PlayerMobDistanceMap playerMobDistanceMap; // Paper
|
|
|
|
// CraftBukkit start - recursion-safe executor for Chunk loadCallback() and unloadCallback()
|
|
public final CallbackExecutor callbackExecutor = new CallbackExecutor();
|
|
@@ -263,6 +264,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
|
|
this.dataRegionManager = new io.papermc.paper.chunk.SingleThreadChunkRegionManager(this.level, 2, (1.0 / 3.0), 1, 6, "Data", DataRegionData::new, DataRegionSectionData::new);
|
|
this.regionManagers.add(this.dataRegionManager);
|
|
// Paper end
|
|
+ this.playerMobDistanceMap = this.level.paperConfig.perPlayerMobSpawns ? new com.destroystokyo.paper.util.PlayerMobDistanceMap() : null; // Paper
|
|
}
|
|
|
|
protected ChunkGenerator generator() {
|
|
@@ -280,6 +282,25 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
|
|
});
|
|
}
|
|
|
|
+ // Paper start
|
|
+ public void updatePlayerMobTypeMap(Entity entity) {
|
|
+ if (!this.level.paperConfig.perPlayerMobSpawns) {
|
|
+ return;
|
|
+ }
|
|
+ int chunkX = (int)Math.floor(entity.getX()) >> 4;
|
|
+ int chunkZ = (int)Math.floor(entity.getZ()) >> 4;
|
|
+ int index = entity.getType().getCategory().ordinal();
|
|
+
|
|
+ for (ServerPlayer player : this.playerMobDistanceMap.getPlayersInRange(chunkX, chunkZ)) {
|
|
+ ++player.mobCounts[index];
|
|
+ }
|
|
+ }
|
|
+
|
|
+ public int getMobCountNear(ServerPlayer entityPlayer, net.minecraft.world.entity.MobCategory mobCategory) {
|
|
+ return entityPlayer.mobCounts[mobCategory.ordinal()];
|
|
+ }
|
|
+ // Paper end
|
|
+
|
|
private static double euclideanDistanceSquared(ChunkPos pos, Entity entity) {
|
|
double d0 = (double) SectionPos.sectionToBlockCoord(pos.x, 8);
|
|
double d1 = (double) SectionPos.sectionToBlockCoord(pos.z, 8);
|
|
diff --git a/src/main/java/net/minecraft/server/level/ServerChunkCache.java b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
|
|
index 1dc1005142f822c05eb9065b4a5da456ec936ff2..7ffebfa03a2a92d285c837b97d5190a052006e36 100644
|
|
--- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
|
|
+++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
|
|
@@ -916,7 +916,22 @@ public class ServerChunkCache extends ChunkSource {
|
|
gameprofilerfiller.push("naturalSpawnCount");
|
|
this.level.timings.countNaturalMobs.startTiming(); // Paper - timings
|
|
int l = this.distanceManager.getNaturalSpawnChunkCount();
|
|
- NaturalSpawner.SpawnState spawnercreature_d = NaturalSpawner.createState(l, this.level.getAllEntities(), this::getFullChunk, new LocalMobCapCalculator(this.chunkMap));
|
|
+ // Paper start - per player mob spawning
|
|
+ NaturalSpawner.SpawnState spawnercreature_d; // moved down
|
|
+ if (this.chunkMap.playerMobDistanceMap != null) {
|
|
+ // update distance map
|
|
+ this.level.timings.playerMobDistanceMapUpdate.startTiming();
|
|
+ this.chunkMap.playerMobDistanceMap.update(this.level.players, this.chunkMap.viewDistance);
|
|
+ this.level.timings.playerMobDistanceMapUpdate.stopTiming();
|
|
+ // re-set mob counts
|
|
+ for (ServerPlayer player : this.level.players) {
|
|
+ Arrays.fill(player.mobCounts, 0);
|
|
+ }
|
|
+ spawnercreature_d = NaturalSpawner.createState(l, this.level.getAllEntities(), this::getFullChunk, new LocalMobCapCalculator(this.chunkMap), true);
|
|
+ } else {
|
|
+ spawnercreature_d = NaturalSpawner.createState(l, this.level.getAllEntities(), this::getFullChunk, new LocalMobCapCalculator(this.chunkMap), false);
|
|
+ }
|
|
+ // Paper end
|
|
this.level.timings.countNaturalMobs.stopTiming(); // Paper - timings
|
|
|
|
this.lastSpawnState = spawnercreature_d;
|
|
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
|
|
index b193f8dfbe7b61c919ad5eb452d29885982e25e4..01b9edc8aaf472650f171f1b88229807bcfdc145 100644
|
|
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
|
|
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
|
|
@@ -227,6 +227,11 @@ public class ServerPlayer extends Player {
|
|
public boolean queueHealthUpdatePacket = false;
|
|
public net.minecraft.network.protocol.game.ClientboundSetHealthPacket queuedHealthUpdatePacket;
|
|
// Paper end
|
|
+ // Paper start - mob spawning rework
|
|
+ public static final int MOBCATEGORY_TOTAL_ENUMS = net.minecraft.world.entity.MobCategory.values().length;
|
|
+ public final int[] mobCounts = new int[MOBCATEGORY_TOTAL_ENUMS]; // Paper
|
|
+ public final com.destroystokyo.paper.util.PooledHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> cachedSingleMobDistanceMap;
|
|
+ // Paper end
|
|
|
|
// CraftBukkit start
|
|
public String displayName;
|
|
@@ -316,6 +321,7 @@ public class ServerPlayer extends Player {
|
|
this.adventure$displayName = net.kyori.adventure.text.Component.text(this.getScoreboardName()); // Paper
|
|
this.bukkitPickUpLoot = true;
|
|
this.maxHealthCache = this.getMaxHealth();
|
|
+ this.cachedSingleMobDistanceMap = new com.destroystokyo.paper.util.PooledHashSets.PooledObjectLinkedOpenHashSet<>(this); // Paper
|
|
}
|
|
|
|
// Yes, this doesn't match Vanilla, but it's the best we can do for now.
|
|
diff --git a/src/main/java/net/minecraft/world/level/NaturalSpawner.java b/src/main/java/net/minecraft/world/level/NaturalSpawner.java
|
|
index 63deac19b4006c5d64596cd30e6641caaabc7c1d..63ba93538d990fdd4c9e8c491bb715adc8d57986 100644
|
|
--- a/src/main/java/net/minecraft/world/level/NaturalSpawner.java
|
|
+++ b/src/main/java/net/minecraft/world/level/NaturalSpawner.java
|
|
@@ -65,7 +65,13 @@ public final class NaturalSpawner {
|
|
|
|
private NaturalSpawner() {}
|
|
|
|
+ // Paper start - add countMobs parameter
|
|
public static NaturalSpawner.SpawnState createState(int spawningChunkCount, Iterable<Entity> entities, NaturalSpawner.ChunkGetter chunkSource, LocalMobCapCalculator localmobcapcalculator) {
|
|
+ return createState(spawningChunkCount, entities, chunkSource, localmobcapcalculator, false);
|
|
+ }
|
|
+
|
|
+ public static NaturalSpawner.SpawnState createState(int spawningChunkCount, Iterable<Entity> entities, NaturalSpawner.ChunkGetter chunkSource, LocalMobCapCalculator localmobcapcalculator, boolean countMobs) {
|
|
+ // Paper end
|
|
PotentialCalculator spawnercreatureprobabilities = new PotentialCalculator();
|
|
Object2IntOpenHashMap<MobCategory> object2intopenhashmap = new Object2IntOpenHashMap();
|
|
Iterator iterator = entities.iterator();
|
|
@@ -106,6 +112,11 @@ public final class NaturalSpawner {
|
|
}
|
|
|
|
object2intopenhashmap.addTo(enumcreaturetype, 1);
|
|
+ // Paper start
|
|
+ if (countMobs) {
|
|
+ chunk.level.getChunkSource().chunkMap.updatePlayerMobTypeMap(entity);
|
|
+ }
|
|
+ // Paper end
|
|
});
|
|
}
|
|
}
|
|
@@ -169,13 +180,30 @@ public final class NaturalSpawner {
|
|
continue;
|
|
}
|
|
|
|
- if ((spawnAnimals || !enumcreaturetype.isFriendly()) && (spawnMonsters || enumcreaturetype.isFriendly()) && (rareSpawn || !enumcreaturetype.isPersistent()) && info.canSpawnForCategory(enumcreaturetype, chunk.getPos(), limit)) {
|
|
+ // Paper start - only allow spawns upto the limit per chunk and update count afterwards
|
|
+ int currEntityCount = info.mobCategoryCounts.getInt(enumcreaturetype);
|
|
+ int k1 = limit * info.getSpawnableChunkCount() / NaturalSpawner.MAGIC_NUMBER;
|
|
+ int difference = k1 - currEntityCount;
|
|
+
|
|
+ if (world.paperConfig.perPlayerMobSpawns) {
|
|
+ int minDiff = Integer.MAX_VALUE;
|
|
+ for (net.minecraft.server.level.ServerPlayer entityplayer : world.getChunkSource().chunkMap.playerMobDistanceMap.getPlayersInRange(chunk.getPos())) {
|
|
+ minDiff = Math.min(limit - world.getChunkSource().chunkMap.getMobCountNear(entityplayer, enumcreaturetype), minDiff);
|
|
+ }
|
|
+ difference = (minDiff == Integer.MAX_VALUE) ? 0 : minDiff;
|
|
+ }
|
|
+ if ((spawnAnimals || !enumcreaturetype.isFriendly()) && (spawnMonsters || enumcreaturetype.isFriendly()) && (rareSpawn || !enumcreaturetype.isPersistent()) && difference > 0) {
|
|
+ // Paper end
|
|
// CraftBukkit end
|
|
Objects.requireNonNull(info);
|
|
NaturalSpawner.SpawnPredicate spawnercreature_c = info::canSpawn;
|
|
|
|
Objects.requireNonNull(info);
|
|
- NaturalSpawner.spawnCategoryForChunk(enumcreaturetype, world, chunk, spawnercreature_c, info::afterSpawn);
|
|
+ // Paper start
|
|
+ int spawnCount = NaturalSpawner.spawnCategoryForChunk(enumcreaturetype, world, chunk, spawnercreature_c, info::afterSpawn,
|
|
+ difference, world.paperConfig.perPlayerMobSpawns ? world.getChunkSource().chunkMap::updatePlayerMobTypeMap : null);
|
|
+ info.mobCategoryCounts.mergeInt(enumcreaturetype, spawnCount, Integer::sum);
|
|
+ // Paper end
|
|
}
|
|
}
|
|
|
|
@@ -183,12 +211,18 @@ public final class NaturalSpawner {
|
|
world.getProfiler().pop();
|
|
}
|
|
|
|
+ // Paper start - add parameters and int ret type
|
|
public static void spawnCategoryForChunk(MobCategory group, ServerLevel world, LevelChunk chunk, NaturalSpawner.SpawnPredicate checker, NaturalSpawner.AfterSpawnCallback runner) {
|
|
+ spawnCategoryForChunk(group, world, chunk, checker, runner);
|
|
+ }
|
|
+ public static int spawnCategoryForChunk(MobCategory group, ServerLevel world, LevelChunk chunk, NaturalSpawner.SpawnPredicate checker, NaturalSpawner.AfterSpawnCallback runner, int maxSpawns, Consumer<Entity> trackEntity) {
|
|
+ // Paper end - add parameters and int ret type
|
|
BlockPos blockposition = NaturalSpawner.getRandomPosWithin(world, chunk);
|
|
|
|
if (blockposition.getY() >= world.getMinBuildHeight() + 1) {
|
|
- NaturalSpawner.spawnCategoryForPosition(group, world, chunk, blockposition, checker, runner);
|
|
+ return NaturalSpawner.spawnCategoryForPosition(group, world, chunk, blockposition, checker, runner, maxSpawns, trackEntity); // Paper
|
|
}
|
|
+ return 0; // Paper
|
|
}
|
|
|
|
@VisibleForDebug
|
|
@@ -199,15 +233,21 @@ public final class NaturalSpawner {
|
|
});
|
|
}
|
|
|
|
+ // Paper start - add maxSpawns parameter and return spawned mobs
|
|
public static void spawnCategoryForPosition(MobCategory group, ServerLevel world, ChunkAccess chunk, BlockPos pos, NaturalSpawner.SpawnPredicate checker, NaturalSpawner.AfterSpawnCallback runner) {
|
|
+ spawnCategoryForPosition(group, world,chunk, pos, checker, runner);
|
|
+ }
|
|
+ public static int spawnCategoryForPosition(MobCategory group, ServerLevel world, ChunkAccess chunk, BlockPos pos, NaturalSpawner.SpawnPredicate checker, NaturalSpawner.AfterSpawnCallback runner, int maxSpawns, Consumer<Entity> trackEntity) {
|
|
+ // Paper end - add maxSpawns parameter and return spawned mobs
|
|
StructureFeatureManager structuremanager = world.structureFeatureManager();
|
|
ChunkGenerator chunkgenerator = world.getChunkSource().getGenerator();
|
|
int i = pos.getY();
|
|
BlockState iblockdata = world.getTypeIfLoadedAndInBounds(pos); // Paper - don't load chunks for mob spawn
|
|
+ int j = 0; // Paper - moved up
|
|
|
|
if (iblockdata != null && !iblockdata.isRedstoneConductor(chunk, pos)) { // Paper - don't load chunks for mob spawn
|
|
BlockPos.MutableBlockPos blockposition_mutableblockposition = new BlockPos.MutableBlockPos();
|
|
- int j = 0;
|
|
+ //int j = 0; // Paper - moved up
|
|
int k = 0;
|
|
|
|
while (k < 3) {
|
|
@@ -249,14 +289,14 @@ public final class NaturalSpawner {
|
|
// Paper start
|
|
Boolean doSpawning = isValidSpawnPostitionForType(world, group, structuremanager, chunkgenerator, biomesettingsmobs_c, blockposition_mutableblockposition, d2);
|
|
if (doSpawning == null) {
|
|
- return;
|
|
+ return j; // Paper
|
|
}
|
|
if (doSpawning && checker.test(biomesettingsmobs_c.type, blockposition_mutableblockposition, chunk)) {
|
|
// Paper end
|
|
Mob entityinsentient = NaturalSpawner.getMobForSpawn(world, biomesettingsmobs_c.type);
|
|
|
|
if (entityinsentient == null) {
|
|
- return;
|
|
+ return j; // Paper
|
|
}
|
|
|
|
entityinsentient.moveTo(d0, (double) i, d1, world.random.nextFloat() * 360.0F, 0.0F);
|
|
@@ -268,10 +308,15 @@ public final class NaturalSpawner {
|
|
++j;
|
|
++k1;
|
|
runner.run(entityinsentient, chunk);
|
|
+ // Paper start
|
|
+ if (trackEntity != null) {
|
|
+ trackEntity.accept(entityinsentient);
|
|
+ }
|
|
+ // Paper end
|
|
}
|
|
// CraftBukkit end
|
|
- if (j >= entityinsentient.getMaxSpawnClusterSize()) {
|
|
- return;
|
|
+ if (j >= entityinsentient.getMaxSpawnClusterSize() || j >= maxSpawns) { // Paper
|
|
+ return j; // Paper
|
|
}
|
|
|
|
if (entityinsentient.isMaxGroupSizeReached(k1)) {
|
|
@@ -293,6 +338,7 @@ public final class NaturalSpawner {
|
|
}
|
|
|
|
}
|
|
+ return j; // Paper
|
|
}
|
|
|
|
private static boolean isRightDistanceToPlayerAndSpawnPoint(ServerLevel world, ChunkAccess chunk, BlockPos.MutableBlockPos pos, double squaredDistance) {
|