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28 lines
1.4 KiB
Diff
28 lines
1.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Sun, 7 Jun 2020 19:25:13 -0400
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Subject: [PATCH] Use seed based lookup for Treasure Maps - Fixes lag from
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carto/sunken maps
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diff --git a/src/main/java/net/minecraft/world/item/MapItem.java b/src/main/java/net/minecraft/world/item/MapItem.java
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index e46ceae916f6396d96226db6d8e90bd29088f765..f643d3c06bd8fc37f6c571a19d5691694b0ce8d3 100644
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--- a/src/main/java/net/minecraft/world/item/MapItem.java
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+++ b/src/main/java/net/minecraft/world/item/MapItem.java
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@@ -242,14 +242,13 @@ public class MapItem extends ComplexItem {
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boolean[] aboolean = new boolean[16384];
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int l = j / i - 64;
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int i1 = k / i - 64;
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- BlockPos.MutableBlockPos blockposition_mutableblockposition = new BlockPos.MutableBlockPos();
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int j1;
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int k1;
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for (j1 = 0; j1 < 128; ++j1) {
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for (k1 = 0; k1 < 128; ++k1) {
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- Holder<Biome> holder = world.getBiome(blockposition_mutableblockposition.set((l + k1) * i, 0, (i1 + j1) * i));
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+ Holder<Biome> holder = world.getUncachedNoiseBiome((l + k1) * i, 0, (i1 + j1) * i); // Paper - Perf: Use seed based lookup for treasure maps
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aboolean[j1 * 128 + k1] = holder.is(BiomeTags.WATER_ON_MAP_OUTLINES);
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}
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