mirror of
https://github.com/PaperMC/Paper.git
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170 lines
9.1 KiB
Diff
170 lines
9.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <Spottedleaf@users.noreply.github.com>
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Date: Mon, 6 Apr 2020 17:53:29 -0700
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Subject: [PATCH] Optimize GoalSelector Goal.Flag Set operations
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Optimise the stream.anyMatch statement to move to a bitset
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where we can replace the call with a single bitwise operation.
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diff --git a/src/main/java/net/minecraft/world/entity/ai/goal/Goal.java b/src/main/java/net/minecraft/world/entity/ai/goal/Goal.java
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index 6667ecc4b7eded4e20a415cef1e1b1179e6710b8..4379b9948f1eecfe6fd7dea98e298ad5f761019a 100644
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--- a/src/main/java/net/minecraft/world/entity/ai/goal/Goal.java
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+++ b/src/main/java/net/minecraft/world/entity/ai/goal/Goal.java
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@@ -4,7 +4,8 @@ import java.util.EnumSet;
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import net.minecraft.util.Mth;
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public abstract class Goal {
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- private final EnumSet<Goal.Flag> flags = EnumSet.noneOf(Goal.Flag.class);
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+ private final EnumSet<Goal.Flag> flags = EnumSet.noneOf(Goal.Flag.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.
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+ private final com.destroystokyo.paper.util.set.OptimizedSmallEnumSet<net.minecraft.world.entity.ai.goal.Goal.Flag> goalTypes = new com.destroystokyo.paper.util.set.OptimizedSmallEnumSet<>(Goal.Flag.class); // Paper - remove streams from pathfindergoalselector
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public abstract boolean canUse();
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@@ -30,8 +31,10 @@ public abstract class Goal {
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}
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public void setFlags(EnumSet<Goal.Flag> controls) {
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- this.flags.clear();
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- this.flags.addAll(controls);
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+ // Paper start - remove streams from pathfindergoalselector
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+ this.goalTypes.clear();
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+ this.goalTypes.addAllUnchecked(controls);
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+ // Paper end - remove streams from pathfindergoalselector
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}
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@Override
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@@ -39,8 +42,10 @@ public abstract class Goal {
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return this.getClass().getSimpleName();
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}
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- public EnumSet<Goal.Flag> getFlags() {
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- return this.flags;
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+ // Paper start - remove streams from pathfindergoalselector
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+ public com.destroystokyo.paper.util.set.OptimizedSmallEnumSet<Goal.Flag> getFlags() {
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+ return this.goalTypes;
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+ // Paper end - remove streams from pathfindergoalselector
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}
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protected int adjustedTickDelay(int ticks) {
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diff --git a/src/main/java/net/minecraft/world/entity/ai/goal/GoalSelector.java b/src/main/java/net/minecraft/world/entity/ai/goal/GoalSelector.java
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index e5995d0db5dcfba59a873ff439601894fdacd556..b738ee2d3801fadfd09313f05ae24593e56b0ec6 100644
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--- a/src/main/java/net/minecraft/world/entity/ai/goal/GoalSelector.java
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+++ b/src/main/java/net/minecraft/world/entity/ai/goal/GoalSelector.java
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@@ -30,10 +30,12 @@ public class GoalSelector {
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private final Map<Goal.Flag, WrappedGoal> lockedFlags = new EnumMap<>(Goal.Flag.class);
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private final Set<WrappedGoal> availableGoals = Sets.newLinkedHashSet();
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private final Supplier<ProfilerFiller> profiler;
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- private final EnumSet<Goal.Flag> disabledFlags = EnumSet.noneOf(Goal.Flag.class);
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+ private final EnumSet<Goal.Flag> disabledFlags = EnumSet.noneOf(Goal.Flag.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.
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+ private final com.destroystokyo.paper.util.set.OptimizedSmallEnumSet<net.minecraft.world.entity.ai.goal.Goal.Flag> goalTypes = new com.destroystokyo.paper.util.set.OptimizedSmallEnumSet<>(Goal.Flag.class); // Paper - remove streams from pathfindergoalselector
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private int tickCount;
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private int newGoalRate = 3;
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private int curRate;
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+ private static final Goal.Flag[] GOAL_FLAG_VALUES = Goal.Flag.values(); // Paper - remove streams from pathfindergoalselector
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public GoalSelector(Supplier<ProfilerFiller> profiler) {
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this.profiler = profiler;
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@@ -65,26 +67,32 @@ public class GoalSelector {
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}
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// Paper end
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public void removeGoal(Goal goal) {
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- this.availableGoals.stream().filter((wrappedGoal) -> {
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- return wrappedGoal.getGoal() == goal;
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- }).filter(WrappedGoal::isRunning).forEach(WrappedGoal::stop);
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- this.availableGoals.removeIf((wrappedGoal) -> {
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- return wrappedGoal.getGoal() == goal;
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- });
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- }
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-
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- private static boolean goalContainsAnyFlags(WrappedGoal goal, EnumSet<Goal.Flag> controls) {
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- for(Goal.Flag flag : goal.getFlags()) {
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- if (controls.contains(flag)) {
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- return true;
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+ // Paper start - remove streams from pathfindergoalselector
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+ for (java.util.Iterator<WrappedGoal> iterator = this.availableGoals.iterator(); iterator.hasNext();) {
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+ WrappedGoal goalWrapped = iterator.next();
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+ if (goalWrapped.getGoal() != goal) {
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+ continue;
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}
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+ if (goalWrapped.isRunning()) {
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+ goalWrapped.stop();
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+ }
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+ iterator.remove();
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}
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+ // Paper end - remove streams from pathfindergoalselector
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+ }
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- return false;
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+ private static boolean goalContainsAnyFlags(WrappedGoal goal, com.destroystokyo.paper.util.set.OptimizedSmallEnumSet<Goal.Flag> controls) {
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+ return goal.getFlags().hasCommonElements(controls); // Paper
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}
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private static boolean goalCanBeReplacedForAllFlags(WrappedGoal goal, Map<Goal.Flag, WrappedGoal> goalsByControl) {
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- for(Goal.Flag flag : goal.getFlags()) {
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+ // Paper start
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+ long flagIterator = goal.getFlags().getBackingSet();
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+ int wrappedGoalSize = goal.getFlags().size();
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+ for (int i = 0; i < wrappedGoalSize; ++i) {
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+ final Goal.Flag flag = GOAL_FLAG_VALUES[Long.numberOfTrailingZeros(flagIterator)];
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+ flagIterator ^= io.papermc.paper.util.IntegerUtil.getTrailingBit(flagIterator);
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+ // Paper end
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if (!goalsByControl.getOrDefault(flag, NO_GOAL).canBeReplacedBy(goal)) {
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return false;
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}
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@@ -98,7 +106,7 @@ public class GoalSelector {
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profilerFiller.push("goalCleanup");
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for(WrappedGoal wrappedGoal : this.availableGoals) {
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- if (wrappedGoal.isRunning() && (goalContainsAnyFlags(wrappedGoal, this.disabledFlags) || !wrappedGoal.canContinueToUse())) {
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+ if (wrappedGoal.isRunning() && (goalContainsAnyFlags(wrappedGoal, this.goalTypes) || !wrappedGoal.canContinueToUse())) {
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wrappedGoal.stop();
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}
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}
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@@ -116,8 +124,14 @@ public class GoalSelector {
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profilerFiller.push("goalUpdate");
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for(WrappedGoal wrappedGoal2 : this.availableGoals) {
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- if (!wrappedGoal2.isRunning() && !goalContainsAnyFlags(wrappedGoal2, this.disabledFlags) && goalCanBeReplacedForAllFlags(wrappedGoal2, this.lockedFlags) && wrappedGoal2.canUse()) {
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- for(Goal.Flag flag : wrappedGoal2.getFlags()) {
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+ // Paper start
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+ if (!wrappedGoal2.isRunning() && !goalContainsAnyFlags(wrappedGoal2, this.goalTypes) && goalCanBeReplacedForAllFlags(wrappedGoal2, this.lockedFlags) && wrappedGoal2.canUse()) {
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+ long flagIterator = wrappedGoal2.getFlags().getBackingSet();
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+ int wrappedGoalSize = wrappedGoal2.getFlags().size();
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+ for (int i = 0; i < wrappedGoalSize; ++i) {
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+ final Goal.Flag flag = GOAL_FLAG_VALUES[Long.numberOfTrailingZeros(flagIterator)];
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+ flagIterator ^= io.papermc.paper.util.IntegerUtil.getTrailingBit(flagIterator);
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+ // Paper end
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WrappedGoal wrappedGoal3 = this.lockedFlags.getOrDefault(flag, NO_GOAL);
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wrappedGoal3.stop();
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this.lockedFlags.put(flag, wrappedGoal2);
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@@ -157,11 +171,11 @@ public class GoalSelector {
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}
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public void disableControlFlag(Goal.Flag control) {
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- this.disabledFlags.add(control);
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+ this.goalTypes.addUnchecked(control); // Paper - remove streams from pathfindergoalselector
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}
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public void enableControlFlag(Goal.Flag control) {
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- this.disabledFlags.remove(control);
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+ this.goalTypes.removeUnchecked(control); // Paper - remove streams from pathfindergoalselector
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}
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public void setControlFlag(Goal.Flag control, boolean enabled) {
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diff --git a/src/main/java/net/minecraft/world/entity/ai/goal/WrappedGoal.java b/src/main/java/net/minecraft/world/entity/ai/goal/WrappedGoal.java
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index 6665ce5f48316e626907e6937d5ef1bc398a7ebd..51deb4455cac055ffa455e4f34aa30858d2fb448 100644
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--- a/src/main/java/net/minecraft/world/entity/ai/goal/WrappedGoal.java
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+++ b/src/main/java/net/minecraft/world/entity/ai/goal/WrappedGoal.java
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@@ -69,8 +69,10 @@ public class WrappedGoal extends Goal {
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}
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@Override
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- public EnumSet<Goal.Flag> getFlags() {
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+ // Paper start - remove streams from pathfindergoalselector
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+ public com.destroystokyo.paper.util.set.OptimizedSmallEnumSet<Goal.Flag> getFlags() {
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return this.goal.getFlags();
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+ // Paper end - remove streams from pathfindergoalselector
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}
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public boolean isRunning() {
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