Paper/patches/api/0013-Add-view-distance-API.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Byteflux <byte@byteflux.net>
Date: Mon, 29 Feb 2016 18:05:37 -0600
Subject: [PATCH] Add view distance API

Add per player no-tick, tick, and send view distances.

Also add send/no-tick view distance to World.

diff --git a/src/main/java/org/bukkit/World.java b/src/main/java/org/bukkit/World.java
index c58b1885662c6a234ffee75995051c9750c1a512..7b1fb280a86ab44756fc233b085f878d2a27ad66 100644
--- a/src/main/java/org/bukkit/World.java
+++ b/src/main/java/org/bukkit/World.java
@@ -2450,6 +2450,52 @@ public interface World extends RegionAccessor, WorldInfo, PluginMessageRecipient
     int getSimulationDistance();
     // Spigot end
 
+    // Paper start - view distance api
+    /**
+     * Sets the view distance for this world.
+     * @param viewDistance view distance in [2, 32]
+     */
+    void setViewDistance(int viewDistance);
+
+    /**
+     * Returns the no-tick view distance for this world.
+     * <p>
+     * No-tick view distance is the view distance where chunks will load, however the chunks and their entities will not
+     * be set to tick.
+     * </p>
+     * @return The no-tick view distance for this world.
+     */
+    int getNoTickViewDistance();
+
+    /**
+     * Sets the no-tick view distance for this world.
+     * <p>
+     * No-tick view distance is the view distance where chunks will load, however the chunks and their entities will not
+     * be set to tick.
+     * </p>
+     * @param viewDistance view distance in [2, 32]
+     */
+    void setNoTickViewDistance(int viewDistance);
+
+    /**
+     * Gets the sending view distance for this world.
+     * <p>
+     * Sending view distance is the view distance where chunks will load in for players in this world.
+     * </p>
+     * @return The sending view distance for this world.
+     */
+    public int getSendViewDistance();
+
+    /**
+     * Sets the sending view distance for this world.
+     * <p>
+     * Sending view distance is the view distance where chunks will load in for players in this world.
+     * </p>
+     * @param viewDistance view distance in [2, 32] or -1
+     */
+    public void setSendViewDistance(int viewDistance);
+    // Paper end - view distance api
+
     // Spigot start
     public class Spigot {
 
diff --git a/src/main/java/org/bukkit/entity/Player.java b/src/main/java/org/bukkit/entity/Player.java
index 6ec4b1408dbbe31f0f06e72d81f142e57b1d5cee..08979f50d125a62d05389da86f08f5ac77e48b11 100644
--- a/src/main/java/org/bukkit/entity/Player.java
+++ b/src/main/java/org/bukkit/entity/Player.java
@@ -1489,6 +1489,62 @@ public interface Player extends HumanEntity, Conversable, OfflinePlayer, PluginM
      * @param affects Whether the player can affect mob spawning
      */
     public void setAffectsSpawning(boolean affects);
+
+    /**
+     * Gets the view distance for this player
+     *
+     * @return the player's view distance
+     * @see org.bukkit.World#getViewDistance()
+     * @see org.bukkit.World#getNoTickViewDistance()
+     */
+    public int getViewDistance();
+
+    /**
+     * Sets the view distance for this player
+     *
+     * @param viewDistance the player's view distance
+     * @see org.bukkit.World#setViewDistance(int)
+     * @see org.bukkit.World#setNoTickViewDistance(int)
+     */
+    public void setViewDistance(int viewDistance);
+    
+    /**
+     * Gets the no-ticking view distance for this player.
+     * <p>
+     * No-tick view distance is the view distance where chunks will load, however the chunks and their entities will not
+     * be set to tick.
+     * </p>
+     * @return The no-tick view distance for this player.
+     */
+    public int getNoTickViewDistance();
+
+    /**
+     * Sets the no-ticking view distance for this player.
+     * <p>
+     * No-tick view distance is the view distance where chunks will load, however the chunks and their entities will not
+     * be set to tick.
+     * </p>
+     * @param viewDistance view distance in [2, 32] or -1
+     */
+    public void setNoTickViewDistance(int viewDistance);
+
+    /**
+     * Gets the sending view distance for this player.
+     * <p>
+     * Sending view distance is the view distance where chunks will load in for players.
+     * </p>
+     * @return The sending view distance for this player.
+     */
+    public int getSendViewDistance();
+
+    /**
+     * Sets the sending view distance for this player.
+     * <p>
+     * Sending view distance is the view distance where chunks will load in for players.
+     * </p>
+     * @param viewDistance view distance in [2, 32] or -1
+     */
+    public void setSendViewDistance(int viewDistance);
     // Paper end
 
     /**