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0912dd341ca200f1b1f1da20f6271d0d834299b0
Leaf/leaf-server/minecraft-patches/features/0091-Reduce-RandomSource-instances.patch
Dreeam 0912dd341c Update Leaf 1.21.7
2025-07-01 17:53:06 +08:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Martijn Muijsers <martijnmuijsers@live.nl>
Date: Tue, 29 Nov 2022 00:45:45 +0100
Subject: [PATCH] Reduce RandomSource instances
License: GPL-3.0 (https://www.gnu.org/licenses/gpl-3.0.html)
Gale - https://galemc.org
This patch is based on the following patch:
"don't create new random instance"
By: foss-mc <69294560+foss-mc@users.noreply.github.com>
As part of: Patina (https://github.com/PatinaMC/Patina)
Licensed under: GPL-3.0 (https://www.gnu.org/licenses/gpl-3.0.html)
diff --git a/net/minecraft/server/commands/SpreadPlayersCommand.java b/net/minecraft/server/commands/SpreadPlayersCommand.java
index 92a820d48057ffe2ef35919341b6cdf605ca939e..b9b1bf351070cd2a744cdb683974fb2aa048d0d2 100644
--- a/net/minecraft/server/commands/SpreadPlayersCommand.java
+++ b/net/minecraft/server/commands/SpreadPlayersCommand.java
@@ -107,7 +107,7 @@ public class SpreadPlayersCommand {
if (maxHeight < minY) {
throw ERROR_INVALID_MAX_HEIGHT.create(maxHeight, minY);
} else {
- RandomSource randomSource = RandomSource.create();
+ RandomSource randomSource = source.getLevel().random; // Gale - Patina - reduce RandomSource instances
double d = center.x - maxRange;
double d1 = center.y - maxRange;
double d2 = center.x + maxRange;
diff --git a/net/minecraft/server/level/ServerPlayer.java b/net/minecraft/server/level/ServerPlayer.java
index bbe123fd18fe97ae93bf562f32af73cdde722f70..feb4f7c70220e9c48a17a815631298bcb8366ded 100644
--- a/net/minecraft/server/level/ServerPlayer.java
+++ b/net/minecraft/server/level/ServerPlayer.java
@@ -496,7 +496,7 @@ public class ServerPlayer extends Player implements ca.spottedleaf.moonrise.patc
long l1 = l * l;
int i = l1 > 2147483647L ? Integer.MAX_VALUE : (int)l1;
int coprime = this.getCoprime(i);
- int randomInt = RandomSource.create().nextInt(i);
+ int randomInt = level.random.nextInt(i); // Gale - Patina - reduce RandomSource instances
for (int i1 = 0; i1 < i; i1++) {
int i2 = (randomInt + coprime * i1) % i;
diff --git a/net/minecraft/server/rcon/thread/QueryThreadGs4.java b/net/minecraft/server/rcon/thread/QueryThreadGs4.java
index 0b8d279a53196f3998b1f6901738ca8e02ef7311..9add567d2ec2f5e9cd5bee84423c5a44433fe188 100644
--- a/net/minecraft/server/rcon/thread/QueryThreadGs4.java
+++ b/net/minecraft/server/rcon/thread/QueryThreadGs4.java
@@ -341,7 +341,7 @@ public class QueryThreadGs4 extends GenericThread {
this.identBytes[2] = data[5];
this.identBytes[3] = data[6];
this.ident = new String(this.identBytes, StandardCharsets.UTF_8);
- this.challenge = RandomSource.create().nextInt(16777216);
+ this.challenge = java.util.concurrent.ThreadLocalRandom.current().nextInt(16777216); // Gale - Patina - reduce RandomSource instances
this.challengeBytes = String.format(Locale.ROOT, "\t%s%d\u0000", this.ident, this.challenge).getBytes(StandardCharsets.UTF_8);
}
diff --git a/net/minecraft/world/entity/projectile/FishingHook.java b/net/minecraft/world/entity/projectile/FishingHook.java
index 5f3abbe943be394e9cb987945a238208940b5015..5b831ecd8f094bcae2ff50b96ccfc0d75b43a495 100644
--- a/net/minecraft/world/entity/projectile/FishingHook.java
+++ b/net/minecraft/world/entity/projectile/FishingHook.java
@@ -51,7 +51,7 @@ import org.slf4j.Logger;
public class FishingHook extends Projectile {
private static final Logger LOGGER = LogUtils.getLogger();
- private final RandomSource syncronizedRandom = RandomSource.create();
+ private final RandomSource syncronizedRandom; // Gale - Patina - reduce RandomSource instances
private boolean biting;
public int outOfWaterTime;
private static final int MAX_OUT_OF_WATER_TIME = 10;
@@ -90,6 +90,7 @@ public class FishingHook extends Projectile {
this.minWaitTime = level.paperConfig().fishingTimeRange.minimum;
this.maxWaitTime = level.paperConfig().fishingTimeRange.maximum;
// Paper end - Configurable fishing time ranges
+ this.syncronizedRandom = level.random; // Gale - Patina - reduce RandomSource instances
}
public FishingHook(EntityType<? extends FishingHook> entityType, Level level) {
diff --git a/net/minecraft/world/entity/raid/Raid.java b/net/minecraft/world/entity/raid/Raid.java
index afcf185c4e2c0648c96a872fbe1fbebb6012d513..aaa990b01e886812cc1dbad819e922b23d08889c 100644
--- a/net/minecraft/world/entity/raid/Raid.java
+++ b/net/minecraft/world/entity/raid/Raid.java
@@ -121,7 +121,7 @@ public class Raid {
public final ServerBossEvent raidEvent = new ServerBossEvent(RAID_NAME_COMPONENT, BossEvent.BossBarColor.RED, BossEvent.BossBarOverlay.NOTCHED_10);
private int postRaidTicks;
private int raidCooldownTicks;
- private final RandomSource random = RandomSource.create();
+ //private final RandomSource random = RandomSource.create(); // Gale - Patina - reduce RandomSource instances
public final int numGroups;
private Raid.RaidStatus status;
private int celebrationTicks;
@@ -508,7 +508,7 @@ public class Raid {
float f = 13.0F;
int i = 64;
Collection<ServerPlayer> players = this.raidEvent.getPlayers();
- long randomLong = this.random.nextLong();
+ long randomLong = level.random.nextLong(); // Gale - Patina - reduce RandomSource instances
for (ServerPlayer serverPlayer : level.players()) {
Vec3 vec3 = serverPlayer.position();
@@ -532,7 +532,7 @@ public class Raid {
for (Raid.RaiderType raiderType : Raid.RaiderType.VALUES) {
int i1 = this.getDefaultNumSpawns(raiderType, i, shouldSpawnBonusGroup)
- + this.getPotentialBonusSpawns(raiderType, this.random, i, currentDifficultyAt, shouldSpawnBonusGroup);
+ + this.getPotentialBonusSpawns(raiderType, level.random, i, currentDifficultyAt, shouldSpawnBonusGroup); // Gale - Patina - reduce RandomSource instances
int i2 = 0;
for (int i3 = 0; i3 < i1; i3++) {
diff --git a/net/minecraft/world/level/block/entity/TheEndGatewayBlockEntity.java b/net/minecraft/world/level/block/entity/TheEndGatewayBlockEntity.java
index c8b577a5d5f059aed368fa082bc4518cc2dbd0b0..ac5ab4ae88c8188635f5784a10002a6cdcad49b6 100644
--- a/net/minecraft/world/level/block/entity/TheEndGatewayBlockEntity.java
+++ b/net/minecraft/world/level/block/entity/TheEndGatewayBlockEntity.java
@@ -248,7 +248,7 @@ public class TheEndGatewayBlockEntity extends TheEndPortalBlockEntity {
}
private static void spawnGatewayPortal(ServerLevel level, BlockPos pos, EndGatewayConfiguration config) {
- Feature.END_GATEWAY.place(config, level, level.getChunkSource().getGenerator(), RandomSource.create(), pos);
+ Feature.END_GATEWAY.place(config, level, level.getChunkSource().getGenerator(), level.random, pos); // Gale - Patina - reduce RandomSource instances
}
@Override
diff --git a/net/minecraft/world/level/dimension/end/EndDragonFight.java b/net/minecraft/world/level/dimension/end/EndDragonFight.java
index 8ccd40c70e150bd5a8d89818c229258642f2349e..75d7ea8e6d5c8c707444c0db644d54707ca6ef29 100644
--- a/net/minecraft/world/level/dimension/end/EndDragonFight.java
+++ b/net/minecraft/world/level/dimension/end/EndDragonFight.java
@@ -433,7 +433,7 @@ public class EndDragonFight {
.registryAccess()
.lookup(Registries.CONFIGURED_FEATURE)
.flatMap(registry -> registry.get(EndFeatures.END_GATEWAY_DELAYED))
- .ifPresent(endGatewayFeature -> endGatewayFeature.value().place(this.level, this.level.getChunkSource().getGenerator(), RandomSource.create(), pos));
+ .ifPresent(endGatewayFeature -> endGatewayFeature.value().place(this.level, this.level.getChunkSource().getGenerator(), this.level.random, pos)); // Gale - Patina - reduce RandomSource instances
}
public void spawnExitPortal(boolean active) {
@@ -454,7 +454,7 @@ public class EndDragonFight {
}
// Paper end - Prevent "softlocked" exit portal generation
if (endPodiumFeature.place(
- FeatureConfiguration.NONE, this.level, this.level.getChunkSource().getGenerator(), RandomSource.create(), this.portalLocation
+ FeatureConfiguration.NONE, this.level, this.level.getChunkSource().getGenerator(), this.level.random, this.portalLocation // Gale - Patina - reduce RandomSource instances
)) {
int i = Mth.positiveCeilDiv(4, 16);
this.level.getChunkSource().chunkMap.waitForLightBeforeSending(new ChunkPos(this.portalLocation), i);
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