From 7c509bcd404bfad17b7af2429a193f24af732e57 Mon Sep 17 00:00:00 2001
From: Zach Brown <zach.brown@destroystokyo.com>
Date: Tue, 1 Mar 2016 13:09:16 -0600
Subject: [PATCH] Configurable baby zombie movement speed


diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index 098bd3fba8..55d8e74f82 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -73,4 +73,10 @@ public class PaperWorldConfig {
         log("Max height for cactus growth " + cactusMaxHeight + ". Max height for reed growth " + reedMaxHeight);
 
     }
+
+    public double babyZombieMovementSpeed;
+    private void babyZombieMovementSpeed() {
+        babyZombieMovementSpeed = getDouble("baby-zombie-movement-speed", 0.5D); // Player moves at 0.1F, for reference
+        log("Baby zombies will move at the speed of " + babyZombieMovementSpeed);
+    }
 }
diff --git a/src/main/java/net/minecraft/server/EntityZombie.java b/src/main/java/net/minecraft/server/EntityZombie.java
index 2b4a9ffe82..99e501cef4 100644
--- a/src/main/java/net/minecraft/server/EntityZombie.java
+++ b/src/main/java/net/minecraft/server/EntityZombie.java
@@ -20,7 +20,7 @@ public class EntityZombie extends EntityMonster {
 
     protected static final IAttribute d = (new AttributeRanged((IAttribute) null, "zombie.spawnReinforcements", 0.0D, 0.0D, 1.0D)).a("Spawn Reinforcements Chance");
     private static final UUID b = UUID.fromString("B9766B59-9566-4402-BC1F-2EE2A276D836");
-    private static final AttributeModifier c = new AttributeModifier(EntityZombie.b, "Baby speed boost", 0.5D, AttributeModifier.Operation.MULTIPLY_BASE);
+    private final AttributeModifier c = new AttributeModifier(EntityZombie.b, "Baby speed boost", world.paperConfig.babyZombieMovementSpeed, AttributeModifier.Operation.MULTIPLY_BASE); private final AttributeModifier babyModifier = this.c; // Paper - remove static - Make baby speed configurable
     private static final DataWatcherObject<Boolean> bz = DataWatcher.a(EntityZombie.class, DataWatcherRegistry.i);
     private static final DataWatcherObject<Integer> bA = DataWatcher.a(EntityZombie.class, DataWatcherRegistry.b);
     public static final DataWatcherObject<Boolean> DROWN_CONVERTING = DataWatcher.a(EntityZombie.class, DataWatcherRegistry.i);
@@ -128,9 +128,9 @@ public class EntityZombie extends EntityMonster {
         if (this.world != null && !this.world.isClientSide) {
             AttributeInstance attributeinstance = this.getAttributeInstance(GenericAttributes.MOVEMENT_SPEED);
 
-            attributeinstance.removeModifier(EntityZombie.c);
+            attributeinstance.removeModifier(this.babyModifier); // Paper
             if (flag) {
-                attributeinstance.addModifier(EntityZombie.c);
+                attributeinstance.addModifier(this.babyModifier); // Paper
             }
         }
 
-- 
2.22.0