Paper/Spigot-Server-Patches/0365-Per-Player-View-Distance-API-placeholders.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Zach Brown <zach@zachbr.io>
Date: Mon, 6 May 2019 01:29:25 -0400
Subject: [PATCH] Per-Player View Distance API placeholders

I hope to look at this more in-depth soon. It appears doable.
However this should not block the update.

diff --git a/src/main/java/net/minecraft/server/EntityEnderDragon.java b/src/main/java/net/minecraft/server/EntityEnderDragon.java
index 6a4ccaeb0fef2cabab87b33bf89b5a68608800e9..5bf99e0028b886a6ba1d2f39f8dc4cd3c9aa0943 100644
--- a/src/main/java/net/minecraft/server/EntityEnderDragon.java
+++ b/src/main/java/net/minecraft/server/EntityEnderDragon.java
@@ -579,9 +579,9 @@ public class EntityEnderDragon extends EntityInsentient implements IMonster {
                 // CraftBukkit start - Use relative location for far away sounds
                 // this.world.b(1028, new BlockPosition(this), 0);
                 // Paper start
-                //int viewDistance = ((WorldServer) this.world).spigotConfig.viewDistance * 16; // Paper - updated to use worlds actual view distance incase we have to uncomment this due to removal of player view distance API
+                int viewDistance = this.world.getWorld().getViewDistance() * 16; // Paper - updated to use worlds actual view distance incase we have to uncomment this due to removal of player view distance API
                 for (EntityPlayer player : ((WorldServer)world).getPlayers()) {
-                    final int viewDistance = player.getViewDistance(); // TODO apply view distance api patch
+                    //final int viewDistance = player.getViewDistance(); // TODO apply view distance api patch
                     // Paper end
                     double deltaX = this.locX() - player.locX();
                     double deltaZ = this.locZ() - player.locZ();
diff --git a/src/main/java/net/minecraft/server/EntityWither.java b/src/main/java/net/minecraft/server/EntityWither.java
index 2e95069c1907df951680f2a00441a72500c48430..2f466af4d56d6f87c9d98226276b041ba2e89ac5 100644
--- a/src/main/java/net/minecraft/server/EntityWither.java
+++ b/src/main/java/net/minecraft/server/EntityWither.java
@@ -208,9 +208,9 @@ public class EntityWither extends EntityMonster implements IRangedEntity {
                 // CraftBukkit start - Use relative location for far away sounds
                 // this.world.b(1023, new BlockPosition(this), 0);
                 // Paper start
-                //int viewDistance = ((WorldServer) this.world).spigotConfig.viewDistance * 16; // Paper - updated to use worlds actual view distance incase we have to uncomment this due to removal of player view distance API
+                int viewDistance = this.world.getWorld().getViewDistance() * 16; // Paper - updated to use worlds actual view distance incase we have to uncomment this due to removal of player view distance API
                 for (EntityPlayer player : ((WorldServer)world).getPlayers()) {
-                    final int viewDistance = player.getViewDistance(); // TODO apply view distance api patch
+                    //final int viewDistance = player.getViewDistance(); // TODO apply view distance api patch
                     // Paper end
                     double deltaX = this.locX() - player.locX();
                     double deltaZ = this.locZ() - player.locZ();
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index a614db834dfe8096ec0a7e6bc6e0348bfb300a1d..71d5ebe8c6ea2d52886c28e0fdc55e5993238709 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1958,6 +1958,16 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
             super.remove();
         }
     }
+
+    @Override
+    public int getViewDistance() {
+        throw new NotImplementedException("Per-Player View Distance APIs need further understanding to properly implement (There are per world view distances though!)"); // TODO
+    }
+
+    @Override
+    public void setViewDistance(int viewDistance) {
+        throw new NotImplementedException("Per-Player View Distance APIs need further understanding to properly implement (There are per world view distances though!)"); // TODO
+    }
     // Paper end
 
     // Spigot start