From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <blake.galbreath@gmail.com>
Date: Fri, 31 Dec 2021 06:40:19 -0600
Subject: [PATCH] Mob head visibility percent


diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 7cc12e402e3b90a44bcd6d8c2a7607b7cf421bca..d9d4a12555d0d791c551944ecdd7beb20aa8d2c6 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -1029,9 +1029,17 @@ public abstract class LivingEntity extends Entity {
             ItemStack itemstack = this.getItemBySlot(EquipmentSlot.HEAD);
             EntityType<?> entitytypes = entity.getType();
 
-            if (entitytypes == EntityType.SKELETON && itemstack.is(Items.SKELETON_SKULL) || entitytypes == EntityType.ZOMBIE && itemstack.is(Items.ZOMBIE_HEAD) || entitytypes == EntityType.CREEPER && itemstack.is(Items.CREEPER_HEAD)) {
-                d0 *= 0.5D;
+            // Purpur start
+            if (entitytypes == EntityType.SKELETON && itemstack.is(Items.SKELETON_SKULL)) {
+                d0 *= entity.level.purpurConfig.skeletonHeadVisibilityPercent;
+            }
+            else if (entitytypes == EntityType.ZOMBIE && itemstack.is(Items.ZOMBIE_HEAD)) {
+                d0 *= entity.level.purpurConfig.zombieHeadVisibilityPercent;
             }
+            else if (entitytypes == EntityType.CREEPER && itemstack.is(Items.CREEPER_HEAD)) {
+                d0 *= entity.level.purpurConfig.creeperHeadVisibilityPercent;
+            }
+            // Purpur end
 
             // Purpur start
             if (entity instanceof LivingEntity entityliving) {
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 3d63043d7d25b52ab57059e3777d9c66af013d42..1daafc12b18e6554972b3457afaa05be33e92734 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -1239,6 +1239,7 @@ public class PurpurWorldConfig {
     public boolean creeperExplodeWhenKilled = false;
     public boolean creeperHealthRadius = false;
     public boolean creeperAlwaysDropExp = false;
+    public double creeperHeadVisibilityPercent = 0.5D;
     private void creeperSettings() {
         creeperRidable = getBoolean("mobs.creeper.ridable", creeperRidable);
         creeperRidableInWater = getBoolean("mobs.creeper.ridable-in-water", creeperRidableInWater);
@@ -1256,6 +1257,7 @@ public class PurpurWorldConfig {
         creeperExplodeWhenKilled = getBoolean("mobs.creeper.explode-when-killed", creeperExplodeWhenKilled);
         creeperHealthRadius = getBoolean("mobs.creeper.health-impacts-explosion", creeperHealthRadius);
         creeperAlwaysDropExp = getBoolean("mobs.creeper.always-drop-exp", creeperAlwaysDropExp);
+        creeperHeadVisibilityPercent = getDouble("mobs.creeper.head-visibility-percent", creeperHeadVisibilityPercent);
     }
 
     public boolean dolphinRidable = false;
@@ -2319,6 +2321,7 @@ public class PurpurWorldConfig {
     public double skeletonMaxHealth = 20.0D;
     public boolean skeletonTakeDamageFromWater = false;
     public boolean skeletonAlwaysDropExp = false;
+    public double skeletonHeadVisibilityPercent = 0.5D;
     private void skeletonSettings() {
         skeletonRidable = getBoolean("mobs.skeleton.ridable", skeletonRidable);
         skeletonRidableInWater = getBoolean("mobs.skeleton.ridable-in-water", skeletonRidableInWater);
@@ -2331,6 +2334,7 @@ public class PurpurWorldConfig {
         skeletonMaxHealth = getDouble("mobs.skeleton.attributes.max_health", skeletonMaxHealth);
         skeletonTakeDamageFromWater = getBoolean("mobs.skeleton.takes-damage-from-water", skeletonTakeDamageFromWater);
         skeletonAlwaysDropExp = getBoolean("mobs.skeleton.always-drop-exp", skeletonAlwaysDropExp);
+        skeletonHeadVisibilityPercent = getDouble("mobs.skeleton.head-visibility-percent", skeletonHeadVisibilityPercent);
     }
 
     public boolean skeletonHorseRidableInWater = true;
@@ -2858,6 +2862,7 @@ public class PurpurWorldConfig {
     public boolean zombieBypassMobGriefing = false;
     public boolean zombieTakeDamageFromWater = false;
     public boolean zombieAlwaysDropExp = false;
+    public double zombieHeadVisibilityPercent = 0.5D;
     private void zombieSettings() {
         zombieRidable = getBoolean("mobs.zombie.ridable", zombieRidable);
         zombieRidableInWater = getBoolean("mobs.zombie.ridable-in-water", zombieRidableInWater);
@@ -2876,6 +2881,7 @@ public class PurpurWorldConfig {
         zombieBypassMobGriefing = getBoolean("mobs.zombie.bypass-mob-griefing", zombieBypassMobGriefing);
         zombieTakeDamageFromWater = getBoolean("mobs.zombie.takes-damage-from-water", zombieTakeDamageFromWater);
         zombieAlwaysDropExp = getBoolean("mobs.zombie.always-drop-exp", zombieAlwaysDropExp);
+        zombieHeadVisibilityPercent = getDouble("mobs.zombie.head-visibility-percent", zombieHeadVisibilityPercent);
     }
 
     public boolean zombieHorseRidableInWater = false;