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Port Fix missing chunks due to integer overflow to 1.19 (#7891)
Dieser Commit ist enthalten in:
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Commit
44ccc15a30
@ -1,29 +0,0 @@
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: David Slovikosky <davidslovikosky@gmail.com>
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Date: Tue, 9 Jun 2020 00:10:03 -0700
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Subject: [PATCH] Fix missing chunks due to integer overflow
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1.19: Either no longer needed or has to take a very different form -MM
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This patch fixes a bug in the WorldChunkManagerTheEnd class where the distance
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from 0,0 squared overflows the maximum size of an integer. The overflow leads
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to hard chunk borders around 370,000 blocks from 0,0. After this cutoff there
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is a few hundred thousand block gap before end land resuming to generate at
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530,000 blocks from spawn. This is due to the integer flipping back and forth.
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The fix for the issue is quite simple, casting chunk coordinates to longs
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allows the distance calculation to avoid overflow and work as intended.
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diff --git a/src/main/java/net/minecraft/world/level/biome/TheEndBiomeSource.java b/src/main/java/net/minecraft/world/level/biome/TheEndBiomeSource.java
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index bbb43461ad899aae2212c32a9e839c766b3b8e37..3f9127f93c9720c89b578d36a1bcdb89fc01222a 100644
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--- a/src/main/java/net/minecraft/world/level/biome/TheEndBiomeSource.java
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+++ b/src/main/java/net/minecraft/world/level/biome/TheEndBiomeSource.java
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@@ -84,7 +84,7 @@ public class TheEndBiomeSource extends BiomeSource {
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int l = j / 2;
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int m = i % 2;
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int n = j % 2;
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- float f = 100.0F - Mth.sqrt((float)(i * i + j * j)) * 8.0F;
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+ float f = 100.0F - Mth.sqrt((long) i * (long) i + (long) j * (long) j) * 8.0F; // Paper - cast ints to long to avoid integer overflow
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f = Mth.clamp(f, -100.0F, 80.0F);
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for(int o = -12; o <= 12; ++o) {
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29
patches/server/0435-Fix-missing-chunks-due-to-integer-overflow.patch
Normale Datei
29
patches/server/0435-Fix-missing-chunks-due-to-integer-overflow.patch
Normale Datei
@ -0,0 +1,29 @@
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: David Slovikosky <davidslovikosky@gmail.com>
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Date: Tue, 9 Jun 2020 00:10:03 -0700
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Subject: [PATCH] Fix missing chunks due to integer overflow
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This patch fixes a bug in the WorldChunkManagerTheEnd class where the distance
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from 0,0 squared overflows the maximum size of an integer. The overflow leads
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to hard chunk borders around 370,000 blocks from 0,0. After this cutoff there
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is a few hundred thousand block gap before end land resuming to generate at
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530,000 blocks from spawn. This is due to the integer flipping back and forth.
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The fix for the issue is quite simple, casting chunk coordinates to longs
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allows the distance calculation to avoid overflow and work as intended.
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This issue is being tracked in Mojira ticket MC-159283
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diff --git a/src/main/java/net/minecraft/world/level/levelgen/DensityFunctions.java b/src/main/java/net/minecraft/world/level/levelgen/DensityFunctions.java
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index 8a5826d80f9275de1a2a6a2e23369dd1920f560f..6825feea42667a0f14c4c730e5f1ac970c654c56 100644
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--- a/src/main/java/net/minecraft/world/level/levelgen/DensityFunctions.java
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+++ b/src/main/java/net/minecraft/world/level/levelgen/DensityFunctions.java
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@@ -501,7 +501,7 @@ public final class DensityFunctions {
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int l = j / 2;
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int m = i % 2;
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int n = j % 2;
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- float f = 100.0F - Mth.sqrt((float)(i * i + j * j)) * 8.0F;
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+ float f = 100.0F - Mth.sqrt((long) i * (long) i + (long) j * (long) j) * 8.0F; // Paper - cast ints to long to avoid integer overflow
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f = Mth.clamp(f, -100.0F, 80.0F);
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for(int o = -12; o <= 12; ++o) {
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@ -24,7 +24,7 @@ index c639557108ad9c59ccdd0b543b5507fbab1e0fa4..5e531f9fc67bd3092b39f1d3b46b9490
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+ }
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}
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diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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index 7839ee18955725463fa420a19927019f9814ee24..536fc6bf1451ea84af6084b1976eee32bf328ab0 100644
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index ac7f270f8726bf770f90d9242132ef1d90f3c390..72f622f79d8cc16c4abce1730811770cb793d9b2 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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@@ -74,6 +74,21 @@ public class PaperWorldConfig {
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@ -9,7 +9,7 @@ growing to large sizes and preventing login.
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This now automatically cleans up the extra properties.
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diff --git a/src/main/java/net/minecraft/nbt/NbtUtils.java b/src/main/java/net/minecraft/nbt/NbtUtils.java
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index 07abc6f2edab5a5750199dd9c24b890becc4d073..2cb1c1475c6917a0fae498fdd2c3c9eb7927438c 100644
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index 73ee50e05a1c8d432d9967d4e879b5bb373740ad..5dda064813a0eb00438a7df909d51a4b2d48942e 100644
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--- a/src/main/java/net/minecraft/nbt/NbtUtils.java
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+++ b/src/main/java/net/minecraft/nbt/NbtUtils.java
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@@ -92,7 +92,8 @@ public final class NbtUtils {
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@ -56,7 +56,7 @@ index fdf77097cff7c3af87e390b0bfd9e8aadf7c55ec..5c00238e29cfd6ed107e3bf988a9ac2e
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return (!this.player.joining && !this.connection.isConnected()) || this.processedDisconnect; // Paper
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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index eb6834639a434fd7938b071243fb64ab2205593f..a201182e05004a08225ac4e9f5bdf75aa46d59c9 100644
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index 55f7bf62671d55cf967b55ae7233b6caa735f3af..7d70233cf3e9b63f9d1a307aa690fadbaef80993 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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@@ -2692,6 +2692,13 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
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@ -5,7 +5,7 @@ Subject: [PATCH] Add zombie targets turtle egg config
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diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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index 536fc6bf1451ea84af6084b1976eee32bf328ab0..12a77caa7899bc6d000d48d13a504476c3f125ab 100644
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index 72f622f79d8cc16c4abce1730811770cb793d9b2..5c8891025c03ff5507a5f677ffe320689e3672fc 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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@@ -68,6 +68,11 @@ public class PaperWorldConfig {
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@ -19,7 +19,7 @@ Aside from making the obvious class/function renames and obfhelpers I didn't nee
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Just added Bukkit's event system and took a few liberties with dead code and comment misspellings.
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diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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index 12a77caa7899bc6d000d48d13a504476c3f125ab..34754f8d3cc03a93d148d026780eacc7dc0a20e0 100644
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index 5c8891025c03ff5507a5f677ffe320689e3672fc..fbc909e383a43df7cff4de657cab654d79c6648f 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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@@ -73,6 +73,40 @@ public class PaperWorldConfig {
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@ -10,7 +10,7 @@ In general, look at making this logic more robust (i.e properly handling
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cases where a captured entry is overriden) - but for now this will do.
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diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
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index b1cd5781620514533cf0f4d3c518ad461f98f23b..23ae163fa08311d2b41dfeafd9df32bebcc04152 100644
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index 98831768a820be4d341a9108c50636ed48816917..c2315b4eb3d62c01f117e4f00b2280114f0945f9 100644
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--- a/src/main/java/net/minecraft/world/level/Level.java
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+++ b/src/main/java/net/minecraft/world/level/Level.java
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@@ -155,7 +155,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
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@ -5,7 +5,7 @@ Subject: [PATCH] Player elytra boost API
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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index a201182e05004a08225ac4e9f5bdf75aa46d59c9..89e0bbba593ad0dad2332758ad8df43095955b07 100644
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index 7d70233cf3e9b63f9d1a307aa690fadbaef80993..635b182bb6a4831c457558c629afd7a34db4160e 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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@@ -592,6 +592,20 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
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@ -5,7 +5,7 @@ Subject: [PATCH] Toggle for removing existing dragon
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diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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index 34754f8d3cc03a93d148d026780eacc7dc0a20e0..6d89bc4804dc0b23ab86b93a6ad030e1e633d61c 100644
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index fbc909e383a43df7cff4de657cab654d79c6648f..49c3041e1608ba91f8c39e475e32c3e712639af3 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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@@ -107,6 +107,14 @@ public class PaperWorldConfig {
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@ -11,7 +11,7 @@ in IWorldServerData are removed as they were only used in certain places, with h
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values used in other places.
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diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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index 6d89bc4804dc0b23ab86b93a6ad030e1e633d61c..9147b408b35b7d15ced3749e34706087d2cdffd8 100644
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index 49c3041e1608ba91f8c39e475e32c3e712639af3..c3523bb368fe9c64cc361e1e5f3c190d0f9f9b80 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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@@ -115,6 +115,19 @@ public class PaperWorldConfig {
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@ -5,7 +5,7 @@ Subject: [PATCH] Fix Player spawnParticle x/y/z precision loss
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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index 89e0bbba593ad0dad2332758ad8df43095955b07..d4348385ee8330398bfe543311c9256e93334861 100644
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index 635b182bb6a4831c457558c629afd7a34db4160e..551f82b78a9deca1b702d488743e079cca744f99 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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@@ -2254,7 +2254,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
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@ -5,7 +5,7 @@ Subject: [PATCH] Climbing should not bypass cramming gamerule
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diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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index 9147b408b35b7d15ced3749e34706087d2cdffd8..340e610b6af2dab7d916c530d3cce9aac003aa4d 100644
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index c3523bb368fe9c64cc361e1e5f3c190d0f9f9b80..4080c12fe98cba1d17da12648a8228de2720b838 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
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@@ -128,6 +128,11 @@ public class PaperWorldConfig {
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