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Paper/Spigot-Server-Patches/0464-Remove-streams-from-Mob-AI-System.patch
Aikar 36f34f01c0
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears 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:
da9ef3c5 #496: Add methods to get/set ItemStacks in EquipmentSlots
3abebc9f #492: Let Tameable extend Animals rather than Entity
941111a0 #495: Expose ItemStack and hand used in PlayerShearEntityEvent
4fe19cae #494: InventoryView - Add missing Brewing FUEL_TIME

CraftBukkit Changes:
933e9094 #664: Add methods to get/set ItemStacks in EquipmentSlots
18722312 #662: Expose ItemStack and hand used in PlayerShearEntityEvent
2020-05-06 06:05:22 -04:00

252 Zeilen
12 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <spottedleaf@spottedleaf.dev>
Date: Mon, 6 Apr 2020 17:53:29 -0700
Subject: [PATCH] Remove streams from Mob AI System
The streams hurt performance and allocate tons of garbage, so
replace them with the standard iterator.
Also optimise the stream.anyMatch statement to move to a bitset
where we can replace the call with a single bitwise operation.
diff --git a/src/main/java/net/minecraft/server/PathfinderGoal.java b/src/main/java/net/minecraft/server/PathfinderGoal.java
index bdb90a346639db37d3c72359c28b72d021d1b389..93009d83f07bdaf7bc424ffb99cbfe716ca0d66d 100644
--- a/src/main/java/net/minecraft/server/PathfinderGoal.java
+++ b/src/main/java/net/minecraft/server/PathfinderGoal.java
@@ -1,10 +1,12 @@
package net.minecraft.server;
+import com.destroystokyo.paper.util.set.OptimizedSmallEnumSet; // Paper - remove streams from pathfindergoalselector
import java.util.EnumSet;
public abstract class PathfinderGoal {
- private final EnumSet<PathfinderGoal.Type> a = EnumSet.noneOf(PathfinderGoal.Type.class);
+ private final EnumSet<PathfinderGoal.Type> a = EnumSet.noneOf(PathfinderGoal.Type.class); // Paper unused, but dummy to prevent plugins from crashing as hard. Theyll need to support paper in a special case if this is super important, but really doesn't seem like it would be.
+ private final OptimizedSmallEnumSet<Type> goalTypes = new OptimizedSmallEnumSet<>(PathfinderGoal.Type.class); // Paper - remove streams from pathfindergoalselector
public PathfinderGoal() {}
@@ -28,16 +30,20 @@ public abstract class PathfinderGoal {
public void e() {}
public void a(EnumSet<PathfinderGoal.Type> enumset) {
- this.a.clear();
- this.a.addAll(enumset);
+ // Paper start - remove streams from pathfindergoalselector
+ this.goalTypes.clear();
+ this.goalTypes.addAllUnchecked(enumset);
+ // Paper end - remove streams from pathfindergoalselector
}
public String toString() {
return this.getClass().getSimpleName();
}
- public EnumSet<PathfinderGoal.Type> i() {
- return this.a;
+ // Paper start - remove streams from pathfindergoalselector
+ public com.destroystokyo.paper.util.set.OptimizedSmallEnumSet<PathfinderGoal.Type> getGoalTypes() {
+ return this.goalTypes;
+ // Paper end - remove streams from pathfindergoalselector
}
public static enum Type {
diff --git a/src/main/java/net/minecraft/server/PathfinderGoalSelector.java b/src/main/java/net/minecraft/server/PathfinderGoalSelector.java
index 935136771e776fe498f608a159a41393340adc4e..84d2abbcb90eb09a19fa0922cfc053c74f8c56e4 100644
--- a/src/main/java/net/minecraft/server/PathfinderGoalSelector.java
+++ b/src/main/java/net/minecraft/server/PathfinderGoalSelector.java
@@ -1,8 +1,10 @@
package net.minecraft.server;
+import com.destroystokyo.paper.util.set.OptimizedSmallEnumSet; // Paper - remove streams from pathfindergoalselector
import com.google.common.collect.Sets;
import java.util.EnumMap;
import java.util.EnumSet;
+import java.util.Iterator; // Paper - remove streams from pathfindergoalselector
import java.util.Map;
import java.util.Set;
import java.util.stream.Stream;
@@ -26,7 +28,8 @@ public class PathfinderGoalSelector {
private final Map<PathfinderGoal.Type, PathfinderGoalWrapped> c = new EnumMap(PathfinderGoal.Type.class);
private final Set<PathfinderGoalWrapped> d = Sets.newLinkedHashSet();private Set<PathfinderGoalWrapped> getTasks() { return d; }// Paper - OBFHELPER
private final GameProfilerFiller e;
- private final EnumSet<PathfinderGoal.Type> f = EnumSet.noneOf(PathfinderGoal.Type.class);
+ private final EnumSet<PathfinderGoal.Type> f = EnumSet.noneOf(PathfinderGoal.Type.class); // Paper unused, but dummy to prevent plugins from crashing as hard. Theyll need to support paper in a special case if this is super important, but really doesn't seem like it would be.
+ private final OptimizedSmallEnumSet<PathfinderGoal.Type> goalTypes = new OptimizedSmallEnumSet<>(PathfinderGoal.Type.class); // Paper - remove streams from pathfindergoalselector
private int g = 3;private int getTickRate() { return g; } // Paper - OBFHELPER
private int curRate;private int getCurRate() { return curRate; } private void incRate() { this.curRate++; } // Paper TODO
@@ -58,33 +61,36 @@ public class PathfinderGoalSelector {
// Paper end
public void a(PathfinderGoal pathfindergoal) {
- this.d.stream().filter((pathfindergoalwrapped) -> {
- return pathfindergoalwrapped.j() == pathfindergoal;
- }).filter(PathfinderGoalWrapped::g).forEach(PathfinderGoalWrapped::d);
- this.d.removeIf((pathfindergoalwrapped) -> {
- return pathfindergoalwrapped.j() == pathfindergoal;
- });
+ // Paper start - remove streams from pathfindergoalselector
+ for (Iterator<PathfinderGoalWrapped> iterator = this.d.iterator(); iterator.hasNext();) {
+ PathfinderGoalWrapped goalWrapped = iterator.next();
+ if (goalWrapped.j() != pathfindergoal) {
+ continue;
+ }
+ if (goalWrapped.g()) {
+ goalWrapped.d();
+ }
+ iterator.remove();
+ }
+ // Paper end - remove streams from pathfindergoalselector
}
+ private static final PathfinderGoal.Type[] PATHFINDER_GOAL_TYPES = PathfinderGoal.Type.values(); // Paper - remove streams from pathfindergoalselector
+
public void doTick() {
this.e.enter("goalCleanup");
- this.c().filter((pathfindergoalwrapped) -> {
- boolean flag;
-
- if (pathfindergoalwrapped.g()) {
- Stream stream = pathfindergoalwrapped.i().stream();
- EnumSet enumset = this.f;
-
- this.f.getClass();
- if (!stream.anyMatch(enumset::contains) && pathfindergoalwrapped.b()) {
- flag = false;
- return flag;
- }
+ // Paper start - remove streams from pathfindergoalselector
+ for (Iterator<PathfinderGoalWrapped> iterator = this.d.iterator(); iterator.hasNext();) {
+ PathfinderGoalWrapped wrappedGoal = iterator.next();
+ if (!wrappedGoal.g()) {
+ continue;
}
-
- flag = true;
- return flag;
- }).forEach(PathfinderGoal::d);
+ if (!this.goalTypes.hasCommonElements(wrappedGoal.getGoalTypes()) && wrappedGoal.b()) {
+ continue;
+ }
+ wrappedGoal.d();
+ }
+ // Paper end - remove streams from pathfindergoalselector
this.c.forEach((pathfindergoal_type, pathfindergoalwrapped) -> {
if (!pathfindergoalwrapped.g()) {
this.c.remove(pathfindergoal_type);
@@ -93,30 +99,58 @@ public class PathfinderGoalSelector {
});
this.e.exit();
this.e.enter("goalUpdate");
- this.d.stream().filter((pathfindergoalwrapped) -> {
- return !pathfindergoalwrapped.g();
- }).filter((pathfindergoalwrapped) -> {
- Stream stream = pathfindergoalwrapped.i().stream();
- EnumSet enumset = this.f;
-
- this.f.getClass();
- return stream.noneMatch(enumset::contains);
- }).filter((pathfindergoalwrapped) -> {
- return pathfindergoalwrapped.i().stream().allMatch((pathfindergoal_type) -> {
- return ((PathfinderGoalWrapped) this.c.getOrDefault(pathfindergoal_type, PathfinderGoalSelector.b)).a(pathfindergoalwrapped);
- });
- }).filter(PathfinderGoalWrapped::a).forEach((pathfindergoalwrapped) -> {
- pathfindergoalwrapped.i().forEach((pathfindergoal_type) -> {
- PathfinderGoalWrapped pathfindergoalwrapped1 = (PathfinderGoalWrapped) this.c.getOrDefault(pathfindergoal_type, PathfinderGoalSelector.b);
-
- pathfindergoalwrapped1.d();
- this.c.put(pathfindergoal_type, pathfindergoalwrapped);
- });
- pathfindergoalwrapped.c();
- });
+ // Paper start - remove streams from pathfindergoalselector
+ goal_update_loop: for (Iterator<PathfinderGoalWrapped> iterator = this.d.iterator(); iterator.hasNext();) {
+ PathfinderGoalWrapped wrappedGoal = iterator.next();
+ if (wrappedGoal.g()) {
+ continue;
+ }
+
+ OptimizedSmallEnumSet<PathfinderGoal.Type> wrappedGoalSet = wrappedGoal.getGoalTypes();
+
+ if (this.goalTypes.hasCommonElements(wrappedGoalSet)) {
+ continue;
+ }
+
+ long iterator1 = wrappedGoalSet.getBackingSet();
+ int wrappedGoalSize = wrappedGoalSet.size();
+ for (int i = 0; i < wrappedGoalSize; ++i) {
+ PathfinderGoal.Type type = PATHFINDER_GOAL_TYPES[Long.numberOfTrailingZeros(iterator1)];
+ iterator1 ^= com.destroystokyo.paper.util.math.IntegerUtil.getTrailingBit(iterator1);
+ PathfinderGoalWrapped wrapped = this.c.getOrDefault(type, PathfinderGoalSelector.b);
+ if (!wrapped.a(wrappedGoal)) {
+ continue goal_update_loop;
+ }
+ }
+
+ if (!wrappedGoal.a()) {
+ continue;
+ }
+
+ iterator1 = wrappedGoalSet.getBackingSet();
+ wrappedGoalSize = wrappedGoalSet.size();
+ for (int i = 0; i < wrappedGoalSize; ++i) {
+ PathfinderGoal.Type type = PATHFINDER_GOAL_TYPES[Long.numberOfTrailingZeros(iterator1)];
+ iterator1 ^= com.destroystokyo.paper.util.math.IntegerUtil.getTrailingBit(iterator1);
+ PathfinderGoalWrapped wrapped = this.c.getOrDefault(type, PathfinderGoalSelector.b);
+
+ wrapped.d();
+ this.c.put(type, wrappedGoal);
+ }
+
+ wrappedGoal.c();
+ }
+ // Paper end - remove streams from pathfindergoalselector
this.e.exit();
this.e.enter("goalTick");
- this.c().forEach(PathfinderGoalWrapped::e);
+ // Paper start - remove streams from pathfindergoalselector
+ for (Iterator<PathfinderGoalWrapped> iterator = this.d.iterator(); iterator.hasNext();) {
+ PathfinderGoalWrapped wrappedGoal = iterator.next();
+ if (wrappedGoal.g()) {
+ wrappedGoal.e();
+ }
+ }
+ // Paper end - remove streams from pathfindergoalselector
this.e.exit();
}
@@ -125,11 +159,11 @@ public class PathfinderGoalSelector {
}
public void a(PathfinderGoal.Type pathfindergoal_type) {
- this.f.add(pathfindergoal_type);
+ this.goalTypes.addUnchecked(pathfindergoal_type); // Paper - remove streams from pathfindergoalselector
}
public void b(PathfinderGoal.Type pathfindergoal_type) {
- this.f.remove(pathfindergoal_type);
+ this.goalTypes.removeUnchecked(pathfindergoal_type); // Paper - remove streams from pathfindergoalselector
}
public void a(PathfinderGoal.Type pathfindergoal_type, boolean flag) {
diff --git a/src/main/java/net/minecraft/server/PathfinderGoalWrapped.java b/src/main/java/net/minecraft/server/PathfinderGoalWrapped.java
index 29657fed75184aee0c89e56f5e642a5d68eda444..1b800c558f0988ffc0270b86d1a59ea3bb245116 100644
--- a/src/main/java/net/minecraft/server/PathfinderGoalWrapped.java
+++ b/src/main/java/net/minecraft/server/PathfinderGoalWrapped.java
@@ -59,9 +59,10 @@ public class PathfinderGoalWrapped extends PathfinderGoal {
this.a.a(enumset);
}
- @Override
- public EnumSet<PathfinderGoal.Type> i() {
- return this.a.i();
+ // Paper start - remove streams from pathfindergoalselector
+ public com.destroystokyo.paper.util.set.OptimizedSmallEnumSet<PathfinderGoal.Type> getGoalTypes() {
+ return this.a.getGoalTypes();
+ // Paper end - remove streams from pathfindergoalselector
}
public boolean isRunning() { return this.g(); } // Paper - OBFHELPER