PaperMC/patches/server-remapped/Allow-nerfed-mobs-to-jump-and-take-water-damage.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Zach Brown <1254957+zachbr@users.noreply.github.com>
Date: Tue, 1 Mar 2016 13:24:16 -0600
Subject: [PATCH] Allow nerfed mobs to jump and take water damage


diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -0,0 +0,0 @@ public class PaperWorldConfig {
         fishingMaxTicks = getInt("fishing-time-range.MaximumTicks", 600);
         log("Fishing time ranges are between " + fishingMinTicks +" and " + fishingMaxTicks + " ticks");
     }
+
+    public boolean nerfedMobsShouldJump;
+    private void nerfedMobsShouldJump() {
+        nerfedMobsShouldJump = getBoolean("spawner-nerfed-mobs-should-jump", false);
+    }
 }
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -0,0 +0,0 @@ public abstract class Entity implements Nameable, CommandSource, net.minecraft.s
         return this.isInWater() || this.isInRain();
     }
 
+    public final boolean isInWaterOrRainOrBubble() { return isInWaterRainOrBubble(); } // Paper - OBFHELPER
     public boolean isInWaterRainOrBubble() {
         return this.isInWater() || this.isInRain() || this.isInBubbleColumn();
     }
diff --git a/src/main/java/net/minecraft/world/entity/Mob.java b/src/main/java/net/minecraft/world/entity/Mob.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/Mob.java
+++ b/src/main/java/net/minecraft/world/entity/Mob.java
@@ -0,0 +0,0 @@
 package net.minecraft.world.entity;
 
+import PathfinderGoalFloat;
 import com.google.common.collect.Maps;
 import java.util.Arrays;
 import java.util.Iterator;
@@ -0,0 +0,0 @@ public abstract class Mob extends LivingEntity {
     private final BodyRotationControl bodyRotationControl;
     protected PathNavigation navigation;
     public GoalSelector goalSelector;
+    @Nullable public PathfinderGoalFloat goalFloat; // Paper
     public GoalSelector targetSelector;
     private LivingEntity target;
     private final Sensing sensing;
@@ -0,0 +0,0 @@ public abstract class Mob extends LivingEntity {
     @Override
     protected final void serverAiStep() {
         ++this.noActionTime;
-        if (!this.aware) return; // CraftBukkit
+        if (!this.aware) { // Paper start - Allow nerfed mobs to jump, float and take water damage
+            if (goalFloat != null) {
+                if (goalFloat.validConditions()) goalFloat.update();
+                this.getJumpControl().jumpIfSet();
+            }
+            if ((this instanceof EntityBlaze || this instanceof EntityEnderman) && isInWaterOrRainOrBubble()) {
+                hurt(DamageSource.DROWN, 1.0F);
+            }
+            return;
+        }
+        // Paper end
         this.level.getProfiler().push("sensing");
         this.sensing.tick();
         this.level.getProfiler().pop();
diff --git a/src/main/java/net/minecraft/world/entity/ai/control/JumpControl.java b/src/main/java/net/minecraft/world/entity/ai/control/JumpControl.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/ai/control/JumpControl.java
+++ b/src/main/java/net/minecraft/world/entity/ai/control/JumpControl.java
@@ -0,0 +0,0 @@ public class JumpControl {
         this.jump = true;
     }
 
+    public final void jumpIfSet() { this.tick(); } // Paper - OBFHELPER
     public void tick() {
         this.mob.setJumping(this.jump);
         this.jump = false;
diff --git a/src/main/java/net/minecraft/world/entity/ai/goal/FloatGoal.java b/src/main/java/net/minecraft/world/entity/ai/goal/FloatGoal.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/ai/goal/FloatGoal.java
+++ b/src/main/java/net/minecraft/world/entity/ai/goal/FloatGoal.java
@@ -0,0 +0,0 @@ public class FloatGoal extends Goal {
 
     public FloatGoal(Mob mob) {
         this.mob = mob;
+        if (mob.getCommandSenderWorld().paperConfig.nerfedMobsShouldJump) mob.goalFloat = this; // Paper
         this.setFlags(EnumSet.of(Goal.Flag.JUMP));
         mob.getNavigation().setCanFloat(true);
     }
 
+    public final boolean validConditions() { return this.canUse(); } // Paper - OBFHELPER
     @Override
     public boolean canUse() {
         return this.mob.isInWater() && this.mob.getFluidHeight((Tag) FluidTags.WATER) > this.mob.getFluidJumpThreshold() || this.mob.isInLava();
     }
 
+    public void update() { this.tick(); } // Paper - OBFHELPER
     @Override
     public void tick() {
         if (this.mob.getRandom().nextFloat() < 0.8F) {