Paper/Spigot-Server-Patches/0294-Slime-Pathfinder-Events.patch
Spottedleaf 89a1469d3f Resolve memory leak involving TileEntities
Their chunk is set to null before removal, so we kept them around.
2019-05-14 17:19:58 -05:00

171 lines
7.5 KiB
Diff

From 57c6b03b5166380b8f24dfaee2ad8d2851bbf8fd Mon Sep 17 00:00:00 2001
From: BillyGalbreath <Blake.Galbreath@GMail.com>
Date: Fri, 24 Aug 2018 08:18:42 -0500
Subject: [PATCH] Slime Pathfinder Events
diff --git a/src/main/java/net/minecraft/server/EntitySlime.java b/src/main/java/net/minecraft/server/EntitySlime.java
index 96cf4bccea..e28c0673dd 100644
--- a/src/main/java/net/minecraft/server/EntitySlime.java
+++ b/src/main/java/net/minecraft/server/EntitySlime.java
@@ -2,6 +2,14 @@ package net.minecraft.server;
import java.util.EnumSet;
import javax.annotation.Nullable;
+// Paper start
+import com.destroystokyo.paper.event.entity.SlimeChangeDirectionEvent;
+import com.destroystokyo.paper.event.entity.SlimeSwimEvent;
+import com.destroystokyo.paper.event.entity.SlimeTargetLivingEntityEvent;
+import com.destroystokyo.paper.event.entity.SlimeWanderEvent;
+import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.Slime;
+// Paper end
// CraftBukkit start
import java.util.ArrayList;
import java.util.List;
@@ -63,6 +71,7 @@ public class EntitySlime extends EntityInsentient implements IMonster {
super.b(nbttagcompound);
nbttagcompound.setInt("Size", this.getSize() - 1);
nbttagcompound.setBoolean("wasOnGround", this.bA);
+ nbttagcompound.setBoolean("Paper.canWander", this.canWander); // Paper
}
@Override
@@ -76,6 +85,11 @@ public class EntitySlime extends EntityInsentient implements IMonster {
this.setSize(i + 1, false);
this.bA = nbttagcompound.getBoolean("wasOnGround");
+ // Paper start - check exists before loading or this will be loaded as false
+ if (nbttagcompound.hasKey("Paper.canWander")) {
+ this.canWander = nbttagcompound.getBoolean("Paper.canWander");
+ }
+ // Paper end
}
public boolean ea() {
@@ -344,7 +358,7 @@ public class EntitySlime extends EntityInsentient implements IMonster {
@Override
public boolean a() {
- return !this.a.isPassenger();
+ return !this.a.isPassenger() && this.a.canWander && new SlimeWanderEvent((Slime) this.a.getBukkitEntity()).callEvent(); // Paper
}
@Override
@@ -365,7 +379,7 @@ public class EntitySlime extends EntityInsentient implements IMonster {
@Override
public boolean a() {
- return (this.a.isInWater() || this.a.aC()) && this.a.getControllerMove() instanceof EntitySlime.ControllerMoveSlime;
+ return (this.a.isInWater() || this.a.aC()) && this.a.getControllerMove() instanceof EntitySlime.ControllerMoveSlime && this.a.canWander && new SlimeSwimEvent((Slime) this.a.getBukkitEntity()).callEvent(); // Paper
}
@Override
@@ -391,14 +405,18 @@ public class EntitySlime extends EntityInsentient implements IMonster {
@Override
public boolean a() {
- return this.a.getGoalTarget() == null && (this.a.onGround || this.a.isInWater() || this.a.aC() || this.a.hasEffect(MobEffects.LEVITATION)) && this.a.getControllerMove() instanceof EntitySlime.ControllerMoveSlime;
+ return this.a.canWander && this.a.getGoalTarget() == null && (this.a.onGround || this.a.isInWater() || this.a.aC() || this.a.hasEffect(MobEffects.LEVITATION)) && this.a.getControllerMove() instanceof EntitySlime.ControllerMoveSlime; // Paper
}
@Override
public void e() {
if (--this.c <= 0) {
this.c = 40 + this.a.getRandom().nextInt(60);
- this.b = (float) this.a.getRandom().nextInt(360);
+ // Paper start
+ SlimeChangeDirectionEvent event = new SlimeChangeDirectionEvent((Slime) this.a.getBukkitEntity(), (float) this.a.getRandom().nextInt(360));
+ if (!this.a.canWander || !event.callEvent()) return;
+ this.b = event.getNewYaw();
+ // Paper end
}
((EntitySlime.ControllerMoveSlime) this.a.getControllerMove()).a(this.b, false);
@@ -419,7 +437,15 @@ public class EntitySlime extends EntityInsentient implements IMonster {
public boolean a() {
EntityLiving entityliving = this.a.getGoalTarget();
- return entityliving == null ? false : (!entityliving.isAlive() ? false : (entityliving instanceof EntityHuman && ((EntityHuman) entityliving).abilities.isInvulnerable ? false : this.a.getControllerMove() instanceof EntitySlime.ControllerMoveSlime));
+ // Paper start
+ if (entityliving == null || !entityliving.isAlive()) {
+ return false;
+ }
+ if (entityliving instanceof EntityHuman && ((EntityHuman) entityliving).abilities.isInvulnerable) {
+ return false;
+ }
+ return this.a.getControllerMove() instanceof EntitySlime.ControllerMoveSlime && this.a.canWander && new SlimeTargetLivingEntityEvent((Slime) this.a.getBukkitEntity(), (LivingEntity) entityliving.getBukkitEntity()).callEvent();
+ // Paper end
}
@Override
@@ -432,7 +458,15 @@ public class EntitySlime extends EntityInsentient implements IMonster {
public boolean b() {
EntityLiving entityliving = this.a.getGoalTarget();
- return entityliving == null ? false : (!entityliving.isAlive() ? false : (entityliving instanceof EntityHuman && ((EntityHuman) entityliving).abilities.isInvulnerable ? false : --this.b > 0));
+ // Paper start
+ if (entityliving == null || !entityliving.isAlive()) {
+ return false;
+ }
+ if (entityliving instanceof EntityHuman && ((EntityHuman) entityliving).abilities.isInvulnerable) {
+ return false;
+ }
+ return --this.b > 0 && this.a.canWander && new SlimeTargetLivingEntityEvent((Slime) this.a.getBukkitEntity(), (LivingEntity) entityliving.getBukkitEntity()).callEvent();
+ // Paper end
}
@Override
@@ -440,6 +474,13 @@ public class EntitySlime extends EntityInsentient implements IMonster {
this.a.a((Entity) this.a.getGoalTarget(), 10.0F, 10.0F);
((EntitySlime.ControllerMoveSlime) this.a.getControllerMove()).a(this.a.yaw, this.a.dV());
}
+
+ // Paper start - clear timer and target when goal resets
+ public void d() {
+ this.b = 0;
+ this.a.setGoalTarget(null);
+ }
+ // Paper end
}
static class ControllerMoveSlime extends ControllerMove {
@@ -498,4 +539,15 @@ public class EntitySlime extends EntityInsentient implements IMonster {
}
}
}
+
+ // Paper start
+ private boolean canWander = true;
+ public boolean canWander() {
+ return canWander;
+ }
+
+ public void setWander(boolean canWander) {
+ this.canWander = canWander;
+ }
+ // Paper end
}
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftSlime.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftSlime.java
index ce6ed6e890..6e9f1b66df 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftSlime.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftSlime.java
@@ -35,4 +35,14 @@ public class CraftSlime extends CraftMob implements Slime {
public EntityType getType() {
return EntityType.SLIME;
}
+
+ // Paper start
+ public boolean canWander() {
+ return getHandle().canWander();
+ }
+
+ public void setWander(boolean canWander) {
+ getHandle().setWander(canWander);
+ }
+ // Paper end
}
--
2.21.0