PaperMC/patches/server/0402-Use-seed-based-lookup-for-Treasure-Maps-Fixes-lag-fr.patch
Jake Potrebic 2f92d4e00e
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
01bb6ba7 PR-936: Add new PersistentDataContainer methods and clean up docs
bc145b90 PR-940: Create registry for banner pattern and cat type

CraftBukkit Changes:
cb2ea54de SPIGOT-7440, PR-1292: Fire EntityTeleportEvent for end gateways
4fea66e44 PR-1299: Add new PersistentDataContainer methods and clean up docs
b483a20db PR-1303: Create registry for banner pattern and cat type
4642dd526 SPIGOT-7535: Fix maps not having an ID and also call MapInitializeEvent in more places
2023-12-08 11:00:39 -08:00

27 lines
1.4 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 7 Jun 2020 19:25:13 -0400
Subject: [PATCH] Use seed based lookup for Treasure Maps - Fixes lag from
carto/sunken maps
diff --git a/src/main/java/net/minecraft/world/item/MapItem.java b/src/main/java/net/minecraft/world/item/MapItem.java
index e46ceae916f6396d96226db6d8e90bd29088f765..d4b4da03dcd98336a15eaa045d6b0ce361b15b76 100644
--- a/src/main/java/net/minecraft/world/item/MapItem.java
+++ b/src/main/java/net/minecraft/world/item/MapItem.java
@@ -242,14 +242,13 @@ public class MapItem extends ComplexItem {
boolean[] aboolean = new boolean[16384];
int l = j / i - 64;
int i1 = k / i - 64;
- BlockPos.MutableBlockPos blockposition_mutableblockposition = new BlockPos.MutableBlockPos();
int j1;
int k1;
for (j1 = 0; j1 < 128; ++j1) {
for (k1 = 0; k1 < 128; ++k1) {
- Holder<Biome> holder = world.getBiome(blockposition_mutableblockposition.set((l + k1) * i, 0, (i1 + j1) * i));
+ Holder<Biome> holder = world.getUncachedNoiseBiome((l + k1) * i, 0, (i1 + j1) * i); // Paper
aboolean[j1 * 128 + k1] = holder.is(BiomeTags.WATER_ON_MAP_OUTLINES);
}