Paper/patches/server/0245-Optimize-CraftBlockData-Creation.patch
2023-06-08 11:18:51 +02:00

50 lines
2.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: miclebrick <miclebrick@outlook.com>
Date: Thu, 23 Aug 2018 11:45:32 -0400
Subject: [PATCH] Optimize CraftBlockData Creation
Avoids a hashmap lookup by cacheing a reference to the CraftBlockData
and cloning it when one is needed.
diff --git a/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java b/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java
index 803f3ebaa9fe43c88f461168ee43fc6ba920a764..2451bb61e304fbe5cdfd6bbb248575e9e1135075 100644
--- a/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java
+++ b/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java
@@ -809,6 +809,14 @@ public abstract class BlockBehaviour implements FeatureElement {
this.replaceable = blockbase_info.replaceable;
this.conditionallyFullOpaque = this.isOpaque() & this.isTransparentOnSomeFaces(); // Paper
}
+ // Paper start - impl cached craft block data, lazy load to fix issue with loading at the wrong time
+ private org.bukkit.craftbukkit.block.data.CraftBlockData cachedCraftBlockData;
+
+ public org.bukkit.craftbukkit.block.data.CraftBlockData createCraftBlockData() {
+ if (cachedCraftBlockData == null) cachedCraftBlockData = org.bukkit.craftbukkit.block.data.CraftBlockData.createData(asState());
+ return (org.bukkit.craftbukkit.block.data.CraftBlockData) cachedCraftBlockData.clone();
+ }
+ // Paper end
private boolean calculateSolid() {
if (((Block) this.owner).properties.forceSolidOn) {
diff --git a/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java b/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
index 3ebdd30d0090f744b09bd1ecab95c294f4dfd989..12ea3a50126cd324dd3ee25a0f6c17deb05bd3a1 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
@@ -558,7 +558,17 @@ public class CraftBlockData implements BlockData {
return craft;
}
+ // Paper start - optimize creating BlockData to not need a map lookup
+ static {
+ // Initialize cached data for all IBlockData instances after registration
+ Block.BLOCK_STATE_REGISTRY.iterator().forEachRemaining(BlockState::createCraftBlockData);
+ }
public static CraftBlockData fromData(BlockState data) {
+ return data.createCraftBlockData();
+ }
+
+ public static CraftBlockData createData(BlockState data) {
+ // Paper end
return CraftBlockData.MAP.getOrDefault(data.getBlock().getClass(), CraftBlockData::new).apply(data);
}