62 lines
3.7 KiB
Diff
62 lines
3.7 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Etil <81570777+etil2jz@users.noreply.github.com>
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Date: Wed, 5 Jan 2022 20:49:49 +0100
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Subject: [PATCH] Don't create new random instance
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diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
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index 1912e5a0db7f15e21028ef80e19623900c655f4a..cd6c398e9cc12b24ffbb30ff1665c92a0d1a1051 100644
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--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
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+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
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@@ -368,7 +368,7 @@ public class ServerPlayer extends Player {
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long l = k * k;
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int i1 = l > 2147483647L ? Integer.MAX_VALUE : (int) l;
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int j1 = this.getCoprime(i1);
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- int k1 = (wtf.etil.mirai.server.util.XoRoShiRoRandom()).nextInt(i1); // JettPack
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+ int k1 = worldserver.random.nextInt(i1); // Patina - don't create new random instance
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for (int l1 = 0; l1 < i1; ++l1) {
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int i2 = (k1 + j1 * l1) % i1;
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@@ -405,7 +405,7 @@ public class ServerPlayer extends Player {
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long l = k * k;
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int i1 = l > 2147483647L ? Integer.MAX_VALUE : (int) l;
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int j1 = this.getCoprime(i1);
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- int k1 = (wtf.etil.mirai.server.util.XoRoShiRoRandom()).nextInt(i1); // JettPack
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+ int k1 = world.random.nextInt(i1); // Patina - don't create new random instance
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for (int l1 = 0; l1 < i1; ++l1) {
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int i2 = (k1 + j1 * l1) % i1;
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diff --git a/src/main/java/net/minecraft/server/rcon/thread/QueryThreadGs4.java b/src/main/java/net/minecraft/server/rcon/thread/QueryThreadGs4.java
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index f42bce03c21309efbb208be21263b6c09927ed6c..711d5dc2a8b3a5f2a2a35cab59b5ecfdeb152141 100644
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--- a/src/main/java/net/minecraft/server/rcon/thread/QueryThreadGs4.java
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+++ b/src/main/java/net/minecraft/server/rcon/thread/QueryThreadGs4.java
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@@ -348,7 +348,7 @@ public class QueryThreadGs4 extends GenericThread {
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this.identBytes[2] = bs[5];
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this.identBytes[3] = bs[6];
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this.ident = new String(this.identBytes, StandardCharsets.UTF_8);
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- this.challenge = (wtf.etil.mirai.server.util.XoRoShiRoRandom()).nextInt(16777216); // JettPack
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+ this.challenge = java.util.concurrent.ThreadLocalRandom.current().nextInt(16777216); // Patina - don't create new random instance
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this.challengeBytes = String.format("\t%s%d\u0000", this.ident, this.challenge).getBytes(StandardCharsets.UTF_8);
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}
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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 2bc690b1ed94a998b30e313922ab889aaa262416..023c9da96e0269bd5082baf5a34d0dbe79d1450b 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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@@ -124,13 +124,14 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
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public final Thread thread;
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private final boolean isDebug;
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private int skyDarken;
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- protected int randValue = (new wtf.etil.mirai.server.util.XoRoShiRoRandom()).nextInt(); // JettPack
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+ //protected int randValue = (wtf.etil.mirai.server.util.XoRoShiRoRandom()).nextInt(); // JettPack // Patina - moved down
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protected final int addend = 1013904223;
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protected float oRainLevel;
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public float rainLevel;
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protected float oThunderLevel;
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public float thunderLevel;
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public final Random random = new wtf.etil.mirai.server.util.XoRoShiRoRandom(); // JettPack
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+ protected int randValue = random.nextInt(); // Patina - don't create new random instance
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private final DimensionType dimensionType;
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public final WritableLevelData levelData;
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private final Supplier<ProfilerFiller> profiler;
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