From 8dfa3edb832bb62c70031443a0547f8772a07431 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 8 Mar 2015 22:55:25 -0600
Subject: [PATCH] Optimize TileEntity Ticking


diff --git a/src/main/java/net/minecraft/server/TileEntityChest.java b/src/main/java/net/minecraft/server/TileEntityChest.java
index 271406f8bb..85b450c054 100644
--- a/src/main/java/net/minecraft/server/TileEntityChest.java
+++ b/src/main/java/net/minecraft/server/TileEntityChest.java
@@ -7,7 +7,7 @@ import org.bukkit.craftbukkit.entity.CraftHumanEntity;
 import org.bukkit.entity.HumanEntity;
 // CraftBukkit end
 
-public class TileEntityChest extends TileEntityLootable implements ITickable {
+public class TileEntityChest extends TileEntityLootable { // Paper - Remove ITickable
 
     private NonNullList<ItemStack> items;
     protected float a;
@@ -101,13 +101,19 @@ public class TileEntityChest extends TileEntityLootable implements ITickable {
         return nbttagcompound;
     }
 
-    @Override
     public void tick() {
         int i = this.position.getX();
         int j = this.position.getY();
         int k = this.position.getZ();
 
         ++this.j;
+    }
+
+    public void doOpenLogic() {
+        int i = this.position.getX();
+        int j = this.position.getY();
+        int k = this.position.getZ();
+
         this.viewingCount = a(this.world, this, this.j, i, j, k, this.viewingCount);
         this.b = this.a;
         float f = 0.1F;
@@ -115,8 +121,11 @@ public class TileEntityChest extends TileEntityLootable implements ITickable {
         if (this.viewingCount > 0 && this.a == 0.0F) {
             this.a(SoundEffects.BLOCK_CHEST_OPEN);
         }
+    }
 
-        if (this.viewingCount == 0 && this.a > 0.0F || this.viewingCount > 0 && this.a < 1.0F) {
+    public void doCloseLogic() {
+        if (this.viewingCount == 0 /* && this.a > 0.0F || this.viewingCount > 0 && this.a < 1.0F */) { // Paper - disable all but player count check
+            /* // Paper - disable animation stuff
             float f1 = this.a;
 
             if (this.viewingCount > 0) {
@@ -132,8 +141,11 @@ public class TileEntityChest extends TileEntityLootable implements ITickable {
             float f2 = 0.5F;
 
             if (this.a < 0.5F && f1 >= 0.5F) {
-                this.a(SoundEffects.BLOCK_CHEST_CLOSE);
-            }
+             */
+            MCUtil.scheduleTask(10, () -> {
+                    this.a(SoundEffects.BLOCK_CHEST_CLOSE);
+                });
+            //} // Paper end
 
             if (this.a < 0.0F) {
                 this.a = 0.0F;
@@ -172,6 +184,7 @@ public class TileEntityChest extends TileEntityLootable implements ITickable {
     }
 
     private void a(SoundEffect soundeffect) {
+        if (!this.getBlock().hasProperty(BlockChest.b)) { return; } // Paper - this can be delayed, double check exists - Fixes GH-2074
         BlockPropertyChestType blockpropertychesttype = (BlockPropertyChestType) this.getBlock().get(BlockChest.b);
 
         if (blockpropertychesttype != BlockPropertyChestType.LEFT) {
@@ -210,6 +223,7 @@ public class TileEntityChest extends TileEntityLootable implements ITickable {
 
             ++this.viewingCount;
             if (this.world == null) return; // CraftBukkit
+            doOpenLogic(); // Paper
 
             // CraftBukkit start - Call redstone event
             if (this.getBlock().getBlock() == Blocks.TRAPPED_CHEST) {
@@ -232,6 +246,7 @@ public class TileEntityChest extends TileEntityLootable implements ITickable {
             --this.viewingCount;
 
             // CraftBukkit start - Call redstone event
+            doCloseLogic(); // Paper
             if (this.getBlock().getBlock() == Blocks.TRAPPED_CHEST) {
                 int newPower = Math.max(0, Math.min(15, this.viewingCount));
 
diff --git a/src/main/java/net/minecraft/server/TileEntityEnderChest.java b/src/main/java/net/minecraft/server/TileEntityEnderChest.java
index 340dd1dafe..422b124a6c 100644
--- a/src/main/java/net/minecraft/server/TileEntityEnderChest.java
+++ b/src/main/java/net/minecraft/server/TileEntityEnderChest.java
@@ -1,6 +1,6 @@
 package net.minecraft.server;
 
-public class TileEntityEnderChest extends TileEntity implements ITickable {
+public class TileEntityEnderChest extends TileEntity { // Paper - Remove ITickable
 
     public float a;
     public float b;
@@ -11,18 +11,28 @@ public class TileEntityEnderChest extends TileEntity implements ITickable {
         super(TileEntityTypes.ENDER_CHEST);
     }
 
-    @Override
     public void tick() {
         if (++this.g % 20 * 4 == 0) {
             this.world.playBlockAction(this.position, Blocks.ENDER_CHEST, 1, this.c);
         }
 
         this.b = this.a;
+        /* // Paper
         int i = this.position.getX();
         int j = this.position.getY();
         int k = this.position.getZ();
         float f = 0.1F;
         double d0;
+        // Paper start
+        */
+    }
+
+    private void doOpenLogic() {
+        int i = this.position.getX();
+        int j = this.position.getY();
+        int k = this.position.getZ();
+        double d0;
+        // Paper end
 
         if (this.c > 0 && this.a == 0.0F) {
             double d1 = (double) i + 0.5D;
@@ -30,7 +40,15 @@ public class TileEntityEnderChest extends TileEntity implements ITickable {
             d0 = (double) k + 0.5D;
             this.world.a((EntityHuman) null, d1, (double) j + 0.5D, d0, SoundEffects.BLOCK_ENDER_CHEST_OPEN, SoundCategory.BLOCKS, 0.5F, this.world.random.nextFloat() * 0.1F + 0.9F);
         }
+        // Paper start
+    }
 
+    private void doCloseLogic() {
+        int i = this.position.getX();
+        int j = this.position.getY();
+        int k = this.position.getZ();
+        double d0;
+        // Paper end
         if (this.c == 0 && this.a > 0.0F || this.c > 0 && this.a < 1.0F) {
             float f1 = this.a;
 
@@ -79,11 +97,13 @@ public class TileEntityEnderChest extends TileEntity implements ITickable {
     public void d() {
         ++this.c;
         this.world.playBlockAction(this.position, Blocks.ENDER_CHEST, 1, this.c);
+        doOpenLogic(); // Paper
     }
 
     public void f() {
         --this.c;
         this.world.playBlockAction(this.position, Blocks.ENDER_CHEST, 1, this.c);
+        doCloseLogic(); // Paper
     }
 
     public boolean a(EntityHuman entityhuman) {
-- 
2.21.0