geforkt von Mirrors/Paper
222 Zeilen
12 KiB
Diff
222 Zeilen
12 KiB
Diff
From dfcc75ee822253e5d3fc90c85c6737b47ebc2a88 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <Spottedleaf@users.noreply.github.com>
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Date: Thu, 16 Apr 2020 16:49:18 -0700
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Subject: [PATCH] Optimize entity list iteration requiring entities be in
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loaded chunks
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We retain a list of loaded entities specifically for this usage
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diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
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index d745eae42..4a3b9226a 100644
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--- a/src/main/java/net/minecraft/server/Chunk.java
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+++ b/src/main/java/net/minecraft/server/Chunk.java
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@@ -801,6 +801,7 @@ public class Chunk implements IChunkAccess {
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this.setNeighbourLoaded(0, 0, this);
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this.loadedTicketLevel = true;
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// Paper end - neighbour cache
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+ ((WorldServer)this.world).onChunkLoad(this); // Paper - optimise entity list iteration
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org.bukkit.Server server = this.world.getServer();
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((WorldServer)this.world).getChunkProvider().addLoadedChunk(this); // Paper
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if (server != null) {
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@@ -843,6 +844,7 @@ public class Chunk implements IChunkAccess {
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server.getPluginManager().callEvent(unloadEvent);
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// note: saving can be prevented, but not forced if no saving is actually required
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this.mustNotSave = !unloadEvent.isSaveChunk();
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+ ((WorldServer)this.world).onChunkUnload(this); // Paper - optimise entity list iteration
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((WorldServer)this.world).getChunkProvider().removeLoadedChunk(this); // Paper
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// Paper start - neighbour cache
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int chunkX = this.loc.x;
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diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
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index a0db38b58..60c8e0d2f 100644
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--- a/src/main/java/net/minecraft/server/WorldServer.java
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+++ b/src/main/java/net/minecraft/server/WorldServer.java
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@@ -187,6 +187,25 @@ public class WorldServer extends World {
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}
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// Paper end - rewrite ticklistserver
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+ // Paper start - Optimize entity list iteration requiring entities be in loaded chunks
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+ public final com.destroystokyo.paper.util.maplist.EntityList loadedEntities = new com.destroystokyo.paper.util.maplist.EntityList();
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+ void onChunkLoad(Chunk chunk) {
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+ final com.destroystokyo.paper.util.maplist.EntityList list = chunk.entities;
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+ final Entity[] entities = list.getRawData();
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+ for (int i = 0, size = list.size(); i < size; ++i) {
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+ this.loadedEntities.add(entities[i]);
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+ }
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+ }
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+
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+ void onChunkUnload(Chunk chunk) {
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+ final com.destroystokyo.paper.util.maplist.EntityList list = chunk.entities;
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+ final Entity[] entities = list.getRawData();
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+ for (int i = 0, size = list.size(); i < size; ++i) {
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+ this.loadedEntities.remove(entities[i]);
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+ }
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+ }
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+ // Paper end - Optimize entity list iteration requiring entities be in loaded chunks
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+
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// Add env and gen to constructor
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public WorldServer(MinecraftServer minecraftserver, Executor executor, WorldNBTStorage worldnbtstorage, WorldData worlddata, DimensionManager dimensionmanager, GameProfilerFiller gameprofilerfiller, WorldLoadListener worldloadlistener, org.bukkit.World.Environment env, org.bukkit.generator.ChunkGenerator gen) {
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super(worlddata, dimensionmanager, (world, worldprovider) -> {
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@@ -477,14 +496,13 @@ public class WorldServer extends World {
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gameprofilerfiller.exitEnter("regular");
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this.tickingEntities = true;
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- ObjectIterator objectiterator = this.entitiesById.int2ObjectEntrySet().iterator();
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+ Iterator<Entity> entityiterator = this.loadedEntities.iterator(); // Paper - use loaded entity list (change name so we can catch iterator.remove() calls so we can remove from the entity by id map)
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org.spigotmc.ActivationRange.activateEntities(this); // Spigot
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timings.entityTick.startTiming(); // Spigot
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TimingHistory.entityTicks += this.globalEntityList.size(); // Paper
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- while (objectiterator.hasNext()) {
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- Entry<Entity> entry = (Entry) objectiterator.next();
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- Entity entity1 = (Entity) entry.getValue();
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+ while (entityiterator.hasNext()) { // Paper - use loaded entity list
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+ Entity entity1 = entityiterator.next(); // Paper - use loaded entity list
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Entity entity2 = entity1.getVehicle();
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/* CraftBukkit start - We prevent spawning in general, so this butchering is not needed
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@@ -520,7 +538,7 @@ public class WorldServer extends World {
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gameprofilerfiller.enter("remove");
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if (entity1.dead) {
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this.removeEntityFromChunk(entity1);
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- objectiterator.remove();
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+ entityiterator.remove(); this.entitiesById.remove(entity1.getId()); // Paper - use loaded entity list
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this.unregisterEntity(entity1);
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}
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@@ -1111,7 +1129,7 @@ public class WorldServer extends World {
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public int[] countMobs(boolean updatePlayerCounts) {
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int[] ret = new int[EntityPlayer.ENUMCREATURETYPE_TOTAL_ENUMS];
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// Paper end
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- ObjectIterator objectiterator = this.entitiesById.values().iterator();
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+ Iterator objectiterator = this.loadedEntities.iterator(); // Paper - use loaded entity list
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while (objectiterator.hasNext()) {
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Entity entity = (Entity) objectiterator.next();
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@@ -1438,6 +1456,7 @@ public class WorldServer extends World {
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if (entity instanceof EntityInsentient) {
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this.navigators.remove(((EntityInsentient) entity).getNavigation());
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}
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+ this.loadedEntities.remove(entity); // Paper - loaded entity list
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new com.destroystokyo.paper.event.entity.EntityRemoveFromWorldEvent(entity.getBukkitEntity()).callEvent(); // Paper - fire while valid
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entity.valid = false; // CraftBukkit
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}
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@@ -1507,6 +1526,12 @@ public class WorldServer extends World {
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}
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// Paper end
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entity.shouldBeRemoved = false; // Paper - shouldn't be removed after being re-added
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+ // Paper start - loaded entity list
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+ if (this.isChunkLoaded(MCUtil.getChunkCoordinate(entity.locX()), MCUtil.getChunkCoordinate(entity.locZ()))) {
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+ // we need this here, as chunk chunk will not run
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+ this.loadedEntities.add(entity);
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+ }
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+ // Paper end - loaded entity list
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new com.destroystokyo.paper.event.entity.EntityAddToWorldEvent(entity.getBukkitEntity()).callEvent(); // Paper - fire while valid
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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index f56131e3a..1d7a9f131 100644
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--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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@@ -1106,16 +1106,16 @@ public class CraftWorld implements World {
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@Override
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public List<Entity> getEntities() {
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- List<Entity> list = new ArrayList<Entity>();
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+ List<Entity> list = new ArrayList<Entity>(world.loadedEntities.size()); // Paper - optimize this call
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- for (Object o : world.entitiesById.values()) {
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+ for (Object o : world.loadedEntities) { // Paper - optimize this call
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if (o instanceof net.minecraft.server.Entity) {
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net.minecraft.server.Entity mcEnt = (net.minecraft.server.Entity) o;
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if (mcEnt.shouldBeRemoved) continue; // Paper
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Entity bukkitEntity = mcEnt.getBukkitEntity();
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// Assuming that bukkitEntity isn't null
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- if (bukkitEntity != null && bukkitEntity.isValid()) {
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+ if (bukkitEntity != null && CraftEntity.canBeSeenByPlugins(bukkitEntity)) { // Paper - optimize this call
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list.add(bukkitEntity);
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}
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}
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@@ -1126,16 +1126,16 @@ public class CraftWorld implements World {
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@Override
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public List<LivingEntity> getLivingEntities() {
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- List<LivingEntity> list = new ArrayList<LivingEntity>();
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+ List<LivingEntity> list = new ArrayList<LivingEntity>(world.loadedEntities.size()); // Paper - optimize this call
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- for (Object o : world.entitiesById.values()) {
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+ for (Object o : world.loadedEntities) { // Paper - optimize this call
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if (o instanceof net.minecraft.server.Entity) {
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net.minecraft.server.Entity mcEnt = (net.minecraft.server.Entity) o;
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if (mcEnt.shouldBeRemoved) continue; // Paper
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Entity bukkitEntity = mcEnt.getBukkitEntity();
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// Assuming that bukkitEntity isn't null
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- if (bukkitEntity != null && bukkitEntity instanceof LivingEntity && bukkitEntity.isValid()) {
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+ if (bukkitEntity != null && bukkitEntity instanceof LivingEntity && CraftEntity.canBeSeenByPlugins(bukkitEntity)) { // Paper - optimize this call
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list.add((LivingEntity) bukkitEntity);
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}
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}
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@@ -1156,7 +1156,7 @@ public class CraftWorld implements World {
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public <T extends Entity> Collection<T> getEntitiesByClass(Class<T> clazz) {
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Collection<T> list = new ArrayList<T>();
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- for (Object entity: world.entitiesById.values()) {
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+ for (Object entity: world.loadedEntities) { // Paper - optimize this call
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if (entity instanceof net.minecraft.server.Entity) {
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if (((net.minecraft.server.Entity) entity).shouldBeRemoved) continue; // Paper
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Entity bukkitEntity = ((net.minecraft.server.Entity) entity).getBukkitEntity();
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@@ -1167,7 +1167,7 @@ public class CraftWorld implements World {
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Class<?> bukkitClass = bukkitEntity.getClass();
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- if (clazz.isAssignableFrom(bukkitClass) && bukkitEntity.isValid()) {
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+ if (clazz.isAssignableFrom(bukkitClass) && CraftEntity.canBeSeenByPlugins(bukkitEntity)) { // Paper - optimize this call
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list.add((T) bukkitEntity);
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}
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}
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@@ -1180,7 +1180,7 @@ public class CraftWorld implements World {
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public Collection<Entity> getEntitiesByClasses(Class<?>... classes) {
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Collection<Entity> list = new ArrayList<Entity>();
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- for (Object entity: world.entitiesById.values()) {
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+ for (Object entity: world.loadedEntities) { // Paper - optimize this call
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if (entity instanceof net.minecraft.server.Entity) {
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if (((net.minecraft.server.Entity) entity).shouldBeRemoved) continue; // Paper
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Entity bukkitEntity = ((net.minecraft.server.Entity) entity).getBukkitEntity();
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@@ -1193,7 +1193,7 @@ public class CraftWorld implements World {
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for (Class<?> clazz : classes) {
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if (clazz.isAssignableFrom(bukkitClass)) {
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- if (bukkitEntity.isValid()) {
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+ if (CraftEntity.canBeSeenByPlugins(bukkitEntity)) { // Paper - optimize this call
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list.add(bukkitEntity);
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}
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break;
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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index dfa15372b..1f369202b 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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@@ -180,6 +180,18 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
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this.entity = entity;
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}
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+ // Paper start
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+ // note: this does not check isChunkLoaded, use Entity#isValid to do that
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+ public static boolean canBeSeenByPlugins(org.bukkit.entity.Entity entity) {
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+ Entity handle = ((CraftEntity)entity).getHandle();
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+ // TODO
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+ // isAlive is a dumb choice, given living entities aren't alive (but are in the world) if health < 0
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+ // this needs to be brought up to spigot to fix though, we are NOT breaking api implementation, especially
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+ // if no-one's complained.
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+ return !handle.shouldBeRemoved && handle.isAlive() && handle.valid;
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+ }
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+ // Paper end
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+
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@Override
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public Chunk getChunk() {
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net.minecraft.server.Chunk currentChunk = entity.getCurrentChunk();
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--
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2.25.1
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