papermc/Spigot-Server-Patches/0155-Faster-redstone-torch-rapid-clock-removal.patch
Aikar 3faaaab75d Optimize isInvalidYLocation, getType and getBlockData
Some pretty micro optimizations, but this is the hottest method in the server....

This will drastically reduce number of operations to perform getType

the 2 previous patches was squashed into 1
2016-06-22 22:43:02 -04:00

43 lines
1.8 KiB
Diff

From c4afaa0de50ca681f3872b7c424e9e049a05469a Mon Sep 17 00:00:00 2001
From: Martin Panzer <postremus1996@googlemail.com>
Date: Mon, 23 May 2016 12:12:37 +0200
Subject: [PATCH] Faster redstone torch rapid clock removal
Only resize the the redstone torch list once, since resizing arrays / lists is costly
diff --git a/src/main/java/net/minecraft/server/BlockRedstoneTorch.java b/src/main/java/net/minecraft/server/BlockRedstoneTorch.java
index 7866bd9..606f982 100644
--- a/src/main/java/net/minecraft/server/BlockRedstoneTorch.java
+++ b/src/main/java/net/minecraft/server/BlockRedstoneTorch.java
@@ -118,9 +118,17 @@ public class BlockRedstoneTorch extends BlockTorch {
boolean flag = this.g(world, blockposition, iblockdata);
List list = (List) BlockRedstoneTorch.g.get(world);
- while (list != null && !list.isEmpty() && world.getTime() - ((BlockRedstoneTorch.RedstoneUpdateInfo) list.get(0)).b > 60L) {
- list.remove(0);
+ // Paper start
+ if (list != null) {
+ int index = 0;
+ while (index < list.size() && world.getTime() - ((BlockRedstoneTorch.RedstoneUpdateInfo) list.get(index)).getTime() > 60L) {
+ index++;
+ }
+ if (index > 0) {
+ list.subList(0, index).clear();
+ }
}
+ // Paper end
// CraftBukkit start
org.bukkit.plugin.PluginManager manager = world.getServer().getPluginManager();
@@ -204,7 +212,7 @@ public class BlockRedstoneTorch extends BlockTorch {
static class RedstoneUpdateInfo {
BlockPosition a;
- long b;
+ long b; final long getTime() { return this.b; } // Paper - OBFHELPER
public RedstoneUpdateInfo(BlockPosition blockposition, long i) {
this.a = blockposition;
--
2.9.0