mirror of https://github.com/PaperMC/Paper.git
163 lines
8.1 KiB
Diff
163 lines
8.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
|
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
|
|
Date: Sat, 23 Sep 2023 23:15:52 -0700
|
|
Subject: [PATCH] Optimise nearby player retrieval
|
|
|
|
Instead of searching/testing every player online on the server,
|
|
we can instead use the nearby player tracking system to reduce
|
|
the number of tests per search.
|
|
|
|
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
|
|
index 48eb92446a5e3ce21197cad71f1c454cce4762ff..82e5a780c993991c00264f7874ccc7f333f3f590 100644
|
|
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
|
|
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
|
|
@@ -577,6 +577,115 @@ public class ServerLevel extends Level implements WorldGenLevel {
|
|
this.lagCompensationTick = (System.nanoTime() - net.minecraft.server.MinecraftServer.SERVER_INIT) / (java.util.concurrent.TimeUnit.MILLISECONDS.toNanos(50L));
|
|
}
|
|
// Paper end - lag compensation
|
|
+ // Paper start - optimise nearby player retrieval
|
|
+ @Override
|
|
+ public java.util.List<net.minecraft.world.entity.player.Player> getNearbyPlayers(net.minecraft.world.entity.ai.targeting.TargetingConditions targetPredicate,
|
|
+ net.minecraft.world.entity.LivingEntity entity,
|
|
+ net.minecraft.world.phys.AABB box) {
|
|
+ return this.getNearbyEntities(Player.class, targetPredicate, entity, box);
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public Player getNearestPlayer(double x, double y, double z, double maxDistance, @Nullable Predicate<Entity> targetPredicate) {
|
|
+ if (maxDistance > 0.0D) {
|
|
+ io.papermc.paper.util.player.NearbyPlayers players = this.chunkSource.chunkMap.getNearbyPlayers();
|
|
+
|
|
+ com.destroystokyo.paper.util.maplist.ReferenceList<ServerPlayer> nearby = players.getPlayersByBlock(
|
|
+ io.papermc.paper.util.CoordinateUtils.getBlockCoordinate(x),
|
|
+ io.papermc.paper.util.CoordinateUtils.getBlockCoordinate(z),
|
|
+ io.papermc.paper.util.player.NearbyPlayers.NearbyMapType.GENERAL
|
|
+ );
|
|
+
|
|
+ if (nearby == null) {
|
|
+ return null;
|
|
+ }
|
|
+
|
|
+ ServerPlayer nearest = null;
|
|
+ double nearestDist = maxDistance * maxDistance;
|
|
+ Object[] rawData = nearby.getRawData();
|
|
+ for (int i = 0, len = nearby.size(); i < len; ++i) {
|
|
+ ServerPlayer player = (ServerPlayer)rawData[i];
|
|
+ double dist = player.distanceToSqr(x, y, z);
|
|
+ if (dist >= nearestDist) {
|
|
+ continue;
|
|
+ }
|
|
+
|
|
+ if (targetPredicate == null || targetPredicate.test(player)) {
|
|
+ nearest = player;
|
|
+ nearestDist = dist;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ return nearest;
|
|
+ } else {
|
|
+ ServerPlayer nearest = null;
|
|
+ double nearestDist = Double.MAX_VALUE;
|
|
+
|
|
+ for (ServerPlayer player : this.players()) {
|
|
+ double dist = player.distanceToSqr(x, y, z);
|
|
+ if (dist >= nearestDist) {
|
|
+ continue;
|
|
+ }
|
|
+
|
|
+ if (targetPredicate == null || targetPredicate.test(player)) {
|
|
+ nearest = player;
|
|
+ nearestDist = dist;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ return nearest;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public Player getNearestPlayer(net.minecraft.world.entity.ai.targeting.TargetingConditions targetPredicate, LivingEntity entity) {
|
|
+ return this.getNearestPlayer(targetPredicate, entity, entity.getX(), entity.getY(), entity.getZ());
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public Player getNearestPlayer(net.minecraft.world.entity.ai.targeting.TargetingConditions targetPredicate, LivingEntity entity,
|
|
+ double x, double y, double z) {
|
|
+ double range = targetPredicate.range;
|
|
+ if (range > 0.0D) {
|
|
+ io.papermc.paper.util.player.NearbyPlayers players = this.chunkSource.chunkMap.getNearbyPlayers();
|
|
+
|
|
+ com.destroystokyo.paper.util.maplist.ReferenceList<ServerPlayer> nearby = players.getPlayersByBlock(
|
|
+ io.papermc.paper.util.CoordinateUtils.getBlockCoordinate(x),
|
|
+ io.papermc.paper.util.CoordinateUtils.getBlockCoordinate(z),
|
|
+ io.papermc.paper.util.player.NearbyPlayers.NearbyMapType.GENERAL
|
|
+ );
|
|
+
|
|
+ if (nearby == null) {
|
|
+ return null;
|
|
+ }
|
|
+
|
|
+ ServerPlayer nearest = null;
|
|
+ double nearestDist = Double.MAX_VALUE;
|
|
+ Object[] rawData = nearby.getRawData();
|
|
+ for (int i = 0, len = nearby.size(); i < len; ++i) {
|
|
+ ServerPlayer player = (ServerPlayer)rawData[i];
|
|
+ double dist = player.distanceToSqr(x, y, z);
|
|
+ if (dist >= nearestDist) {
|
|
+ continue;
|
|
+ }
|
|
+
|
|
+ if (targetPredicate.test(entity, player)) {
|
|
+ nearest = player;
|
|
+ nearestDist = dist;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ return nearest;
|
|
+ } else {
|
|
+ return this.getNearestEntity(this.players(), targetPredicate, entity, x, y, z);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ @Nullable
|
|
+ public Player getNearestPlayer(net.minecraft.world.entity.ai.targeting.TargetingConditions targetPredicate, double x, double y, double z) {
|
|
+ return this.getNearestPlayer(targetPredicate, null, x, y, z);
|
|
+ }
|
|
+ // Paper end - optimise nearby player retrieval
|
|
|
|
// Add env and gen to constructor, IWorldDataServer -> WorldDataServer
|
|
public ServerLevel(MinecraftServer minecraftserver, Executor executor, LevelStorageSource.LevelStorageAccess convertable_conversionsession, PrimaryLevelData iworlddataserver, ResourceKey<Level> resourcekey, LevelStem worlddimension, ChunkProgressListener worldloadlistener, boolean flag, long i, List<CustomSpawner> list, boolean flag1, @Nullable RandomSequences randomsequences, org.bukkit.World.Environment env, org.bukkit.generator.ChunkGenerator gen, org.bukkit.generator.BiomeProvider biomeProvider) {
|
|
diff --git a/src/main/java/net/minecraft/world/entity/ai/targeting/TargetingConditions.java b/src/main/java/net/minecraft/world/entity/ai/targeting/TargetingConditions.java
|
|
index 58422f00c7d64dbd1cf6d7211c9838875cbe7778..c157309ac78e7af084d3acb6e8b2bcd469a39d5e 100644
|
|
--- a/src/main/java/net/minecraft/world/entity/ai/targeting/TargetingConditions.java
|
|
+++ b/src/main/java/net/minecraft/world/entity/ai/targeting/TargetingConditions.java
|
|
@@ -10,7 +10,7 @@ public class TargetingConditions {
|
|
public static final TargetingConditions DEFAULT = forCombat();
|
|
private static final double MIN_VISIBILITY_DISTANCE_FOR_INVISIBLE_TARGET = 2.0D;
|
|
private final boolean isCombat;
|
|
- private double range = -1.0D;
|
|
+ public double range = -1.0D; // Paper - public
|
|
private boolean checkLineOfSight = true;
|
|
private boolean testInvisible = true;
|
|
@Nullable
|
|
diff --git a/src/main/java/net/minecraft/world/level/EntityGetter.java b/src/main/java/net/minecraft/world/level/EntityGetter.java
|
|
index b3293a722fb5c5262a777402140c764c03367800..aaa07fcd4b32fe0de88142ab30378327a01f1729 100644
|
|
--- a/src/main/java/net/minecraft/world/level/EntityGetter.java
|
|
+++ b/src/main/java/net/minecraft/world/level/EntityGetter.java
|
|
@@ -230,9 +230,13 @@ public interface EntityGetter {
|
|
T livingEntity = null;
|
|
|
|
for(T livingEntity2 : entityList) {
|
|
+ // Paper start - move up
|
|
+ // don't check entities outside closest range
|
|
+ double e = livingEntity2.distanceToSqr(x, y, z);
|
|
+ if (d == -1.0D || e < d) {
|
|
+ // Paper end - move up
|
|
if (targetPredicate.test(entity, livingEntity2)) {
|
|
- double e = livingEntity2.distanceToSqr(x, y, z);
|
|
- if (d == -1.0D || e < d) {
|
|
+ // Paper - move up
|
|
d = e;
|
|
livingEntity = livingEntity2;
|
|
}
|