From aae8d45f695812234547659875185882576a8884 Mon Sep 17 00:00:00 2001 From: Aikar Date: Wed, 27 Apr 2016 22:09:52 -0400 Subject: [PATCH] Improve Minecraft Hopper Performance Removes unnecessary extra calls to .update() that are very expensive Also reset cooldown each hopper tick that a hopper is full. Also don't constantly clone ItemStacks without merit diff --git a/src/main/java/net/minecraft/server/TileEntity.java b/src/main/java/net/minecraft/server/TileEntity.java index d0c0371fc..d2662ae14 100644 --- a/src/main/java/net/minecraft/server/TileEntity.java +++ b/src/main/java/net/minecraft/server/TileEntity.java @@ -33,6 +33,7 @@ public abstract class TileEntity { return (MinecraftKey) TileEntity.f.b(oclass); } + static boolean IGNORE_TILE_UPDATES = false; // Paper public World getWorld() { return this.world; } @@ -111,6 +112,7 @@ public abstract class TileEntity { public void update() { if (this.world != null) { + if (IGNORE_TILE_UPDATES) return; // Paper IBlockData iblockdata = this.world.getType(this.position); this.g = iblockdata.getBlock().toLegacyData(iblockdata); diff --git a/src/main/java/net/minecraft/server/TileEntityHopper.java b/src/main/java/net/minecraft/server/TileEntityHopper.java index 6acce15e7..44b6ecc5d 100644 --- a/src/main/java/net/minecraft/server/TileEntityHopper.java +++ b/src/main/java/net/minecraft/server/TileEntityHopper.java @@ -220,11 +220,13 @@ public class TileEntityHopper extends TileEntityLootable implements IHopper, ITi this.setCooldown(world.spigotConfig.hopperTransfer); // Spigot return false; } - int origCount = event.getItem().getAmount(); // Spigot - ItemStack itemstack1 = addItem(this, iinventory, CraftItemStack.asNMSCopy(event.getItem()), enumdirection); - + // Paper start + org.bukkit.inventory.ItemStack eventStack = event.getItem(); + int origCount = eventStack.getAmount(); // Spigot + ItemStack itemstack1 = addItem(this, iinventory, CraftItemStack.asNMSCopy(eventStack), enumdirection); + // Paper end if (itemstack1.isEmpty()) { - if (event.getItem().equals(oitemstack)) { + if (eventStack.equals(oitemstack)) { // Paper iinventory.update(); } else { this.setItem(i, itemstack); @@ -377,11 +379,13 @@ public class TileEntityHopper extends TileEntityLootable implements IHopper, ITi } return false; } - int origCount = event.getItem().getAmount(); // Spigot - ItemStack itemstack2 = addItem(iinventory, ihopper, CraftItemStack.asNMSCopy(event.getItem()), null); - + // Paper start + org.bukkit.inventory.ItemStack eventStack = event.getItem(); + int origCount = eventStack.getAmount(); // Spigot + ItemStack itemstack2 = addItem(iinventory, ihopper, CraftItemStack.asNMSCopy(eventStack), null); + // Paper end if (itemstack2.isEmpty()) { - if (event.getItem().equals(oitemstack)) { + if (eventStack.equals(oitemstack)) { // Paper iinventory.update(); } else { iinventory.setItem(i, itemstack1); @@ -459,7 +463,9 @@ public class TileEntityHopper extends TileEntityLootable implements IHopper, ITi boolean flag1 = iinventory1.w_(); if (itemstack1.isEmpty()) { + IGNORE_TILE_UPDATES = true; // Paper iinventory1.setItem(i, itemstack); + IGNORE_TILE_UPDATES = false; // Paper itemstack = ItemStack.a; flag = true; } else if (a(itemstack1, itemstack)) { @@ -562,6 +568,7 @@ public class TileEntityHopper extends TileEntityLootable implements IHopper, ITi this.f = i; } + boolean isCooledDown() { return J(); } // Paper - OBFHELPER private boolean J() { return this.f > 0; } -- 2.12.0.windows.1