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DivineMC/divinemc-server/minecraft-patches/features/0011-Implement-Secure-Seed.patch
2025-02-12 18:37:11 +03:00

434 lines
29 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: NONPLAYT <76615486+NONPLAYT@users.noreply.github.com>
Date: Sat, 20 Jul 2024 22:04:52 +0300
Subject: [PATCH] Implement Secure Seed
Original license: GPLv3
Original project: https://github.com/plasmoapp/matter
diff --git a/net/minecraft/server/commands/SeedCommand.java b/net/minecraft/server/commands/SeedCommand.java
index a65affc41a4fc299bc2281f0f53f2e075633899d..610bf730709351183bc3ccabfd9dd8d73a60e363 100644
--- a/net/minecraft/server/commands/SeedCommand.java
+++ b/net/minecraft/server/commands/SeedCommand.java
@@ -12,6 +12,17 @@ public class SeedCommand {
long seed = context.getSource().getLevel().getSeed();
Component component = ComponentUtils.copyOnClickText(String.valueOf(seed));
context.getSource().sendSuccess(() -> Component.translatable("commands.seed.success", component), false);
+
+ // DivineMC start - Implement Secure Seed
+ if (org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed) {
+ org.bxteam.divinemc.seed.Globals.setupGlobals(context.getSource().getLevel());
+ String seedStr = org.bxteam.divinemc.seed.Globals.seedToString(org.bxteam.divinemc.seed.Globals.worldSeed);
+ Component featureSeedComponent = ComponentUtils.copyOnClickText(seedStr);
+
+ context.getSource().sendSuccess(() -> Component.translatable(("Feature seed: %s"), featureSeedComponent), false);
+ }
+ // DivineMC end - Implement Secure Seed
+
return (int)seed;
}));
}
diff --git a/net/minecraft/server/dedicated/DedicatedServerProperties.java b/net/minecraft/server/dedicated/DedicatedServerProperties.java
index 5748658abf0b90812005ae9d426df92daf5532f0..6dca8112f74c924a9ec57ca5c80993e440b3a840 100644
--- a/net/minecraft/server/dedicated/DedicatedServerProperties.java
+++ b/net/minecraft/server/dedicated/DedicatedServerProperties.java
@@ -114,7 +114,17 @@ public class DedicatedServerProperties extends Settings<DedicatedServerPropertie
String string = this.get("level-seed", "");
boolean flag = this.get("generate-structures", true);
long l = WorldOptions.parseSeed(string).orElse(WorldOptions.randomSeed());
- this.worldOptions = new WorldOptions(l, flag, false);
+ // DivineMC start - Implement Secure Seed
+ if (org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed) {
+ String featureSeedStr = this.get("feature-level-seed", "");
+ long[] featureSeed = org.bxteam.divinemc.seed.Globals.parseSeed(featureSeedStr)
+ .orElse(org.bxteam.divinemc.seed.Globals.createRandomWorldSeed());
+
+ this.worldOptions = new WorldOptions(l, featureSeed, flag, false);
+ } else {
+ this.worldOptions = new WorldOptions(l, flag, false);
+ }
+ // DivineMC end - Implement Secure Seed
this.worldDimensionData = new DedicatedServerProperties.WorldDimensionData(
this.get("generator-settings", property -> GsonHelper.parse(!property.isEmpty() ? property : "{}"), new JsonObject()),
this.get("level-type", property -> property.toLowerCase(Locale.ROOT), WorldPresets.NORMAL.location().toString())
diff --git a/net/minecraft/server/level/ServerChunkCache.java b/net/minecraft/server/level/ServerChunkCache.java
index 6540b2d6a1062d883811ce240c49d30d1925b291..ba81e47190aebe3f90642fe12d447464d150abf9 100644
--- a/net/minecraft/server/level/ServerChunkCache.java
+++ b/net/minecraft/server/level/ServerChunkCache.java
@@ -652,6 +652,7 @@ public class ServerChunkCache extends ChunkSource implements ca.spottedleaf.moon
}
public ChunkGenerator getGenerator() {
+ org.bxteam.divinemc.seed.Globals.setupGlobals(level); // DivineMC - Implement Secure Seed
return this.chunkMap.generator();
}
diff --git a/net/minecraft/server/level/ServerLevel.java b/net/minecraft/server/level/ServerLevel.java
index 3770dc90d9412c6378c0bd57a651b9c3e62b9a72..28f84d1200ba75d72ea94f831178b9d4e1fc61d2 100644
--- a/net/minecraft/server/level/ServerLevel.java
+++ b/net/minecraft/server/level/ServerLevel.java
@@ -634,6 +634,7 @@ public class ServerLevel extends Level implements ServerEntityGetter, WorldGenLe
chunkGenerator = new org.bukkit.craftbukkit.generator.CustomChunkGenerator(this, chunkGenerator, gen);
}
// CraftBukkit end
+ org.bxteam.divinemc.seed.Globals.setupGlobals(this); // DivineMC - Implement Secure Seed
boolean flag = server.forceSynchronousWrites();
DataFixer fixerUpper = server.getFixerUpper();
// Paper - rewrite chunk system
diff --git a/net/minecraft/world/entity/monster/Slime.java b/net/minecraft/world/entity/monster/Slime.java
index 240a54b210e23d5b79e6bcaf3806aa454668135d..c4d77ac76f057fd11f514ee3e2a562ca830c551a 100644
--- a/net/minecraft/world/entity/monster/Slime.java
+++ b/net/minecraft/world/entity/monster/Slime.java
@@ -423,8 +423,13 @@ public class Slime extends Mob implements Enemy {
return false;
}
- ChunkPos chunkPos = new ChunkPos(pos);
- boolean flag = level.getMinecraftWorld().paperConfig().entities.spawning.allChunksAreSlimeChunks || WorldgenRandom.seedSlimeChunk(chunkPos.x, chunkPos.z, ((WorldGenLevel) level).getSeed(), level.getMinecraftWorld().spigotConfig.slimeSeed).nextInt(10) == 0; // Spigot // Paper
+ ChunkPos chunkPos = new ChunkPos(pos);
+ // DivineMC start - Implement Secure Seed
+ boolean isSlimeChunk = org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed
+ ? level.getChunk(chunkPos.x, chunkPos.z).isSlimeChunk()
+ : WorldgenRandom.seedSlimeChunk(chunkPos.x, chunkPos.z, ((WorldGenLevel) level).getSeed(), level.getMinecraftWorld().spigotConfig.slimeSeed).nextInt(10) == 0; // Spigot // Paper
+ boolean flag = level.getMinecraftWorld().paperConfig().entities.spawning.allChunksAreSlimeChunks || isSlimeChunk;
+ // DivineMC end - Implement Secure Seed
// Paper start - Replace rules for Height in Slime Chunks
final double maxHeightSlimeChunk = level.getMinecraftWorld().paperConfig().entities.spawning.slimeSpawnHeight.slimeChunk.maximum;
if (random.nextInt(10) == 0 && flag && pos.getY() < maxHeightSlimeChunk) {
diff --git a/net/minecraft/world/level/chunk/ChunkAccess.java b/net/minecraft/world/level/chunk/ChunkAccess.java
index 6d565b52552534ce9cacfc35ad1bf4adcb69eac3..80c8834a2f0e92268e8c8037be5246ebca1b168c 100644
--- a/net/minecraft/world/level/chunk/ChunkAccess.java
+++ b/net/minecraft/world/level/chunk/ChunkAccess.java
@@ -82,6 +82,10 @@ public abstract class ChunkAccess implements BiomeManager.NoiseBiomeSource, Ligh
public final Map<BlockPos, BlockEntity> blockEntities = new Object2ObjectOpenHashMap<>();
protected final LevelHeightAccessor levelHeightAccessor;
protected final LevelChunkSection[] sections;
+ // DivineMC start - Implement Secure Seed
+ private boolean slimeChunk;
+ private boolean hasComputedSlimeChunk;
+ // DivineMC end - Implement Secure Seed
// CraftBukkit start - SPIGOT-6814: move to IChunkAccess to account for 1.17 to 1.18 chunk upgrading.
private static final org.bukkit.craftbukkit.persistence.CraftPersistentDataTypeRegistry DATA_TYPE_REGISTRY = new org.bukkit.craftbukkit.persistence.CraftPersistentDataTypeRegistry();
public org.bukkit.craftbukkit.persistence.DirtyCraftPersistentDataContainer persistentDataContainer = new org.bukkit.craftbukkit.persistence.DirtyCraftPersistentDataContainer(ChunkAccess.DATA_TYPE_REGISTRY);
@@ -191,6 +195,17 @@ public abstract class ChunkAccess implements BiomeManager.NoiseBiomeSource, Ligh
return GameEventListenerRegistry.NOOP;
}
+ // DivineMC start - Implement Secure Seed
+ public boolean isSlimeChunk() {
+ if (!hasComputedSlimeChunk) {
+ hasComputedSlimeChunk = true;
+ slimeChunk = org.bxteam.divinemc.seed.WorldgenCryptoRandom.seedSlimeChunk(chunkPos.x, chunkPos.z).nextInt(10) == 0;
+ }
+
+ return slimeChunk;
+ }
+ // DivineMC end - Implement Secure Seed
+
public abstract BlockState getBlockState(final int x, final int y, final int z); // Paper
@Nullable
public abstract BlockState setBlockState(BlockPos pos, BlockState state, boolean isMoving);
diff --git a/net/minecraft/world/level/chunk/ChunkGenerator.java b/net/minecraft/world/level/chunk/ChunkGenerator.java
index 6ed51cf42b5864194d671b5b56f5b9bdf0291dc0..6f365c7ba147445026327df14e3109178e575d33 100644
--- a/net/minecraft/world/level/chunk/ChunkGenerator.java
+++ b/net/minecraft/world/level/chunk/ChunkGenerator.java
@@ -343,7 +343,11 @@ public abstract class ChunkGenerator {
Registry<Structure> registry = level.registryAccess().lookupOrThrow(Registries.STRUCTURE);
Map<Integer, List<Structure>> map = registry.stream().collect(Collectors.groupingBy(structure1 -> structure1.step().ordinal()));
List<FeatureSorter.StepFeatureData> list = this.featuresPerStep.get();
- WorldgenRandom worldgenRandom = new WorldgenRandom(new XoroshiroRandomSource(RandomSupport.generateUniqueSeed()));
+ // DivineMC start - Implement Secure Seed
+ WorldgenRandom worldgenRandom = org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed
+ ? new org.bxteam.divinemc.seed.WorldgenCryptoRandom(blockPos.getX(), blockPos.getZ(), org.bxteam.divinemc.seed.Globals.Salt.UNDEFINED, 0)
+ : new WorldgenRandom(new XoroshiroRandomSource(RandomSupport.generateUniqueSeed()));
+ // DivineMC end - Implement Secure Seed
long l = worldgenRandom.setDecorationSeed(level.getSeed(), blockPos.getX(), blockPos.getZ());
Set<Holder<Biome>> set = new ObjectArraySet<>();
ChunkPos.rangeClosed(sectionPos.chunk(), 1).forEach(chunkPos -> {
@@ -556,8 +560,18 @@ public abstract class ChunkGenerator {
} else {
ArrayList<StructureSet.StructureSelectionEntry> list1 = new ArrayList<>(list.size());
list1.addAll(list);
- WorldgenRandom worldgenRandom = new WorldgenRandom(new LegacyRandomSource(0L));
- worldgenRandom.setLargeFeatureSeed(structureState.getLevelSeed(), pos.x, pos.z);
+ // DivineMC start - Implement Secure Seed
+ WorldgenRandom worldgenRandom;
+ if (org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed) {
+ worldgenRandom = new org.bxteam.divinemc.seed.WorldgenCryptoRandom(
+ pos.x, pos.z, org.bxteam.divinemc.seed.Globals.Salt.GENERATE_FEATURE, 0
+ );
+ } else {
+ worldgenRandom = new WorldgenRandom(new LegacyRandomSource(0L));
+
+ worldgenRandom.setLargeFeatureSeed(structureState.getLevelSeed(), pos.x, pos.z);
+ }
+ // DivineMC end - Implement Secure Seed
int i = 0;
for (StructureSet.StructureSelectionEntry structureSelectionEntry1 : list1) {
diff --git a/net/minecraft/world/level/chunk/ChunkGeneratorStructureState.java b/net/minecraft/world/level/chunk/ChunkGeneratorStructureState.java
index 619b98e42e254c0c260c171a26a2472ddf59b885..e9a1fd3ef36355d71254f5a86da7a4430c4b3150 100644
--- a/net/minecraft/world/level/chunk/ChunkGeneratorStructureState.java
+++ b/net/minecraft/world/level/chunk/ChunkGeneratorStructureState.java
@@ -205,14 +205,21 @@ public class ChunkGeneratorStructureState {
List<CompletableFuture<ChunkPos>> list = new ArrayList<>(count);
int spread = placement.spread();
HolderSet<Biome> holderSet = placement.preferredBiomes();
- RandomSource randomSource = RandomSource.create();
- // Paper start - Add missing structure set seed configs
- if (this.conf.strongholdSeed != null && structureSet.is(net.minecraft.world.level.levelgen.structure.BuiltinStructureSets.STRONGHOLDS)) {
- randomSource.setSeed(this.conf.strongholdSeed);
- } else {
- // Paper end - Add missing structure set seed configs
- randomSource.setSeed(this.concentricRingsSeed);
- } // Paper - Add missing structure set seed configs
+ // DivineMC start - Implement Secure Seed
+ RandomSource randomSource = org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed
+ ? new org.bxteam.divinemc.seed.WorldgenCryptoRandom(0, 0, org.bxteam.divinemc.seed.Globals.Salt.STRONGHOLDS, 0)
+ : RandomSource.create();
+
+ if (!org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed) {
+ // Paper start - Add missing structure set seed configs
+ if (this.conf.strongholdSeed != null && structureSet.is(net.minecraft.world.level.levelgen.structure.BuiltinStructureSets.STRONGHOLDS)) {
+ randomSource.setSeed(this.conf.strongholdSeed);
+ } else {
+ // Paper end - Add missing structure set seed configs
+ randomSource.setSeed(this.concentricRingsSeed);
+ } // Paper - Add missing structure set seed configs
+ }
+ // DivineMC end - Implement Secure Seed
double d = randomSource.nextDouble() * Math.PI * 2.0;
int i = 0;
int i1 = 0;
diff --git a/net/minecraft/world/level/chunk/status/ChunkStep.java b/net/minecraft/world/level/chunk/status/ChunkStep.java
index b8348976e80578d9eff64eea68c04c603fed49ad..9225701f05f583809541ced2c676b9da05ed1a3b 100644
--- a/net/minecraft/world/level/chunk/status/ChunkStep.java
+++ b/net/minecraft/world/level/chunk/status/ChunkStep.java
@@ -60,6 +60,7 @@ public final class ChunkStep implements ca.spottedleaf.moonrise.patches.chunk_sy
}
public CompletableFuture<ChunkAccess> apply(WorldGenContext worldGenContext, StaticCache2D<GenerationChunkHolder> cache, ChunkAccess chunk) {
+ org.bxteam.divinemc.seed.Globals.setupGlobals(worldGenContext.level()); // DivineMC - Implement Secure Seed
if (chunk.getPersistedStatus().isBefore(this.targetStatus)) {
ProfiledDuration profiledDuration = JvmProfiler.INSTANCE
.onChunkGenerate(chunk.getPos(), worldGenContext.level().dimension(), this.targetStatus.getName());
diff --git a/net/minecraft/world/level/levelgen/WorldOptions.java b/net/minecraft/world/level/levelgen/WorldOptions.java
index c92508741439a8d0d833ea02d0104416adb83c92..1acd5946064cafdec498cdf7f876cc2c33f872b4 100644
--- a/net/minecraft/world/level/levelgen/WorldOptions.java
+++ b/net/minecraft/world/level/levelgen/WorldOptions.java
@@ -9,17 +9,28 @@ import net.minecraft.util.RandomSource;
import org.apache.commons.lang3.StringUtils;
public class WorldOptions {
+ // DivineMC start - Implement Secure Seed
+ private static final boolean isSecureSeedEnabled = org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed;
public static final MapCodec<WorldOptions> CODEC = RecordCodecBuilder.mapCodec(
- instance -> instance.group(
+ instance -> isSecureSeedEnabled
+ ? instance.group(
Codec.LONG.fieldOf("seed").stable().forGetter(WorldOptions::seed),
+ Codec.LONG_STREAM.fieldOf("feature_seed").stable().forGetter(WorldOptions::featureSeedStream),
Codec.BOOL.fieldOf("generate_features").orElse(true).stable().forGetter(WorldOptions::generateStructures),
Codec.BOOL.fieldOf("bonus_chest").orElse(false).stable().forGetter(WorldOptions::generateBonusChest),
- Codec.STRING.lenientOptionalFieldOf("legacy_custom_options").stable().forGetter(worldOptions -> worldOptions.legacyCustomOptions)
- )
- .apply(instance, instance.stable(WorldOptions::new))
+ Codec.STRING.lenientOptionalFieldOf("legacy_custom_options").stable().forGetter(generatorOptions -> generatorOptions.legacyCustomOptions)).apply(instance, instance.stable(WorldOptions::new))
+ : instance.group(
+ Codec.LONG.fieldOf("seed").stable().forGetter(WorldOptions::seed),
+ Codec.BOOL.fieldOf("generate_features").orElse(true).stable().forGetter(WorldOptions::generateStructures),
+ Codec.BOOL.fieldOf("bonus_chest").orElse(false).stable().forGetter(WorldOptions::generateBonusChest),
+ Codec.STRING.lenientOptionalFieldOf("legacy_custom_options").stable().forGetter(worldOptions -> worldOptions.legacyCustomOptions)).apply(instance, instance.stable(WorldOptions::new))
);
- public static final WorldOptions DEMO_OPTIONS = new WorldOptions("North Carolina".hashCode(), true, true);
+ public static final WorldOptions DEMO_OPTIONS = isSecureSeedEnabled
+ ? new WorldOptions("North Carolina".hashCode(), org.bxteam.divinemc.seed.Globals.createRandomWorldSeed(), true, true)
+ : new WorldOptions("North Carolina".hashCode(), true, true);
+ // DivineMC end - Implement Secure Seed
private final long seed;
+ private long[] featureSeed = org.bxteam.divinemc.seed.Globals.createRandomWorldSeed(); // DivineMC - Implement Secure Seed
private final boolean generateStructures;
private final boolean generateBonusChest;
private final Optional<String> legacyCustomOptions;
@@ -28,9 +39,21 @@ public class WorldOptions {
this(seed, generateStructures, generateBonusChest, Optional.empty());
}
+ // DivineMC start - Implement Secure Seed
+ public WorldOptions(long seed, long[] featureSeed, boolean generateStructures, boolean bonusChest) {
+ this(seed, featureSeed, generateStructures, bonusChest, Optional.empty());
+ }
+
public static WorldOptions defaultWithRandomSeed() {
- return new WorldOptions(randomSeed(), true, false);
+ return isSecureSeedEnabled
+ ? new WorldOptions(randomSeed(), org.bxteam.divinemc.seed.Globals.createRandomWorldSeed(), true, false)
+ : new WorldOptions(randomSeed(), true, false);
+ }
+
+ private WorldOptions(long seed, java.util.stream.LongStream featureSeed, boolean generateStructures, boolean bonusChest, Optional<String> legacyCustomOptions) {
+ this(seed, featureSeed.toArray(), generateStructures, bonusChest, legacyCustomOptions);
}
+ // DivineMC end - Implement Secure Seed
public static WorldOptions testWorldWithRandomSeed() {
return new WorldOptions(randomSeed(), false, false);
@@ -43,10 +66,27 @@ public class WorldOptions {
this.legacyCustomOptions = legacyCustomOptions;
}
+ // DivineMC start - Implement Secure Seed
+ private WorldOptions(long seed, long[] featureSeed, boolean generateStructures, boolean bonusChest, Optional<String> legacyCustomOptions) {
+ this(seed, generateStructures, bonusChest, legacyCustomOptions);
+ this.featureSeed = featureSeed;
+ }
+ // DivineMC end - Implement Secure Seed
+
public long seed() {
return this.seed;
}
+ // DivineMC start - Implement Secure Seed
+ public long[] featureSeed() {
+ return this.featureSeed;
+ }
+
+ public java.util.stream.LongStream featureSeedStream() {
+ return java.util.stream.LongStream.of(this.featureSeed);
+ }
+ // DivineMC end - Implement Secure Seed
+
public boolean generateStructures() {
return this.generateStructures;
}
@@ -59,17 +99,25 @@ public class WorldOptions {
return this.legacyCustomOptions.isPresent();
}
+ // DivineMC start - Implement Secure Seed
public WorldOptions withBonusChest(boolean generateBonusChest) {
- return new WorldOptions(this.seed, this.generateStructures, generateBonusChest, this.legacyCustomOptions);
+ return isSecureSeedEnabled
+ ? new WorldOptions(this.seed, this.featureSeed, this.generateStructures, generateBonusChest, this.legacyCustomOptions)
+ : new WorldOptions(this.seed, this.generateStructures, generateBonusChest, this.legacyCustomOptions);
}
public WorldOptions withStructures(boolean generateStructures) {
- return new WorldOptions(this.seed, generateStructures, this.generateBonusChest, this.legacyCustomOptions);
+ return isSecureSeedEnabled
+ ? new WorldOptions(this.seed, this.featureSeed, generateStructures, this.generateBonusChest, this.legacyCustomOptions)
+ : new WorldOptions(this.seed, generateStructures, this.generateBonusChest, this.legacyCustomOptions);
}
public WorldOptions withSeed(OptionalLong seed) {
- return new WorldOptions(seed.orElse(randomSeed()), this.generateStructures, this.generateBonusChest, this.legacyCustomOptions);
+ return isSecureSeedEnabled
+ ? new WorldOptions(seed.orElse(randomSeed()), org.bxteam.divinemc.seed.Globals.createRandomWorldSeed(), this.generateStructures, this.generateBonusChest, this.legacyCustomOptions)
+ : new WorldOptions(seed.orElse(randomSeed()), this.generateStructures, this.generateBonusChest, this.legacyCustomOptions);
}
+ // DivineMC end - Implement Secure Seed
public static OptionalLong parseSeed(String seed) {
seed = seed.trim();
diff --git a/net/minecraft/world/level/levelgen/feature/GeodeFeature.java b/net/minecraft/world/level/levelgen/feature/GeodeFeature.java
index 38475f6975533909924c8d54f438cf43cdfe31a3..bd486c5d1899ffd1c7ec68cfe1498e9d89f80261 100644
--- a/net/minecraft/world/level/levelgen/feature/GeodeFeature.java
+++ b/net/minecraft/world/level/levelgen/feature/GeodeFeature.java
@@ -41,7 +41,11 @@ public class GeodeFeature extends Feature<GeodeConfiguration> {
int i1 = geodeConfiguration.maxGenOffset;
List<Pair<BlockPos, Integer>> list = Lists.newLinkedList();
int i2 = geodeConfiguration.distributionPoints.sample(randomSource);
- WorldgenRandom worldgenRandom = new WorldgenRandom(new LegacyRandomSource(worldGenLevel.getSeed()));
+ // DivineMC start - Implement Secure Seed
+ WorldgenRandom worldgenRandom = org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed
+ ? new org.bxteam.divinemc.seed.WorldgenCryptoRandom(0, 0, org.bxteam.divinemc.seed.Globals.Salt.GEODE_FEATURE, 0)
+ : new WorldgenRandom(new LegacyRandomSource(worldGenLevel.getSeed()));
+ // DivineMC end - Implement Secure Seed
NormalNoise normalNoise = NormalNoise.create(worldgenRandom, -4, 1.0);
List<BlockPos> list1 = Lists.newLinkedList();
double d = (double)i2 / geodeConfiguration.outerWallDistance.getMaxValue();
diff --git a/net/minecraft/world/level/levelgen/structure/Structure.java b/net/minecraft/world/level/levelgen/structure/Structure.java
index 8328e864c72b7a358d6bb1f33459b8c4df2ecb1a..43b89a497e3e204169ff5ebd4893b4ba1aab45f6 100644
--- a/net/minecraft/world/level/levelgen/structure/Structure.java
+++ b/net/minecraft/world/level/levelgen/structure/Structure.java
@@ -249,6 +249,14 @@ public abstract class Structure {
}
private static WorldgenRandom makeRandom(long seed, ChunkPos chunkPos) {
+ // DivineMC start - Implement Secure Seed
+ if (org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed) {
+ return new org.bxteam.divinemc.seed.WorldgenCryptoRandom(
+ chunkPos.x, chunkPos.z, org.bxteam.divinemc.seed.Globals.Salt.GENERATE_FEATURE, seed
+ );
+ }
+ // DivineMC end - Implement Secure Seed
+
WorldgenRandom worldgenRandom = new WorldgenRandom(new LegacyRandomSource(0L));
worldgenRandom.setLargeFeatureSeed(seed, chunkPos.x, chunkPos.z);
return worldgenRandom;
diff --git a/net/minecraft/world/level/levelgen/structure/placement/RandomSpreadStructurePlacement.java b/net/minecraft/world/level/levelgen/structure/placement/RandomSpreadStructurePlacement.java
index ee0d9dddb36b6879fa113299e24f1aa3b2b151cc..c1a4227698b40d75b4dba1f677eef00194327f98 100644
--- a/net/minecraft/world/level/levelgen/structure/placement/RandomSpreadStructurePlacement.java
+++ b/net/minecraft/world/level/levelgen/structure/placement/RandomSpreadStructurePlacement.java
@@ -67,8 +67,17 @@ public class RandomSpreadStructurePlacement extends StructurePlacement {
public ChunkPos getPotentialStructureChunk(long seed, int regionX, int regionZ) {
int i = Math.floorDiv(regionX, this.spacing);
int i1 = Math.floorDiv(regionZ, this.spacing);
- WorldgenRandom worldgenRandom = new WorldgenRandom(new LegacyRandomSource(0L));
- worldgenRandom.setLargeFeatureWithSalt(seed, i, i1, this.salt());
+ // DivineMC start - Implement Secure Seed
+ WorldgenRandom worldgenRandom;
+ if (org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed) {
+ worldgenRandom = new org.bxteam.divinemc.seed.WorldgenCryptoRandom(
+ i, i1, org.bxteam.divinemc.seed.Globals.Salt.POTENTIONAL_FEATURE, this.salt
+ );
+ } else {
+ worldgenRandom = new WorldgenRandom(new LegacyRandomSource(0L));
+ worldgenRandom.setLargeFeatureWithSalt(seed, i, i1, this.salt());
+ }
+ // DivineMC end - Implement Secure Seed
int i2 = this.spacing - this.separation;
int i3 = this.spreadType.evaluate(worldgenRandom, i2);
int i4 = this.spreadType.evaluate(worldgenRandom, i2);
diff --git a/net/minecraft/world/level/levelgen/structure/placement/StructurePlacement.java b/net/minecraft/world/level/levelgen/structure/placement/StructurePlacement.java
index 670335a7bbfbc9da64c389977498c22dfcd03251..b6d64950dc865eb0e315947902bac22162fd3a30 100644
--- a/net/minecraft/world/level/levelgen/structure/placement/StructurePlacement.java
+++ b/net/minecraft/world/level/levelgen/structure/placement/StructurePlacement.java
@@ -118,8 +118,17 @@ public abstract class StructurePlacement {
public abstract StructurePlacementType<?> type();
private static boolean probabilityReducer(long levelSeed, int regionX, int regionZ, int salt, float probability, @org.jetbrains.annotations.Nullable Integer saltOverride) { // Paper - Add missing structure set seed configs; ignore here
- WorldgenRandom worldgenRandom = new WorldgenRandom(new LegacyRandomSource(0L));
- worldgenRandom.setLargeFeatureWithSalt(levelSeed, regionX, regionZ, salt);
+ // DivineMC start - Implement Secure Seed
+ WorldgenRandom worldgenRandom;
+ if (org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed) {
+ worldgenRandom = new org.bxteam.divinemc.seed.WorldgenCryptoRandom(
+ regionX, regionZ, org.bxteam.divinemc.seed.Globals.Salt.UNDEFINED, salt
+ );
+ } else {
+ worldgenRandom = new WorldgenRandom(new LegacyRandomSource(0L));
+ worldgenRandom.setLargeFeatureWithSalt(levelSeed, salt, regionX, regionZ);
+ }
+ // DivineMC end - Implement Secure Seed
return worldgenRandom.nextFloat() < probability;
}
diff --git a/net/minecraft/world/level/levelgen/structure/pools/JigsawPlacement.java b/net/minecraft/world/level/levelgen/structure/pools/JigsawPlacement.java
index eb85edaa3b7fab4f11545b0fa8bfea882dedb67d..a0695a3fa1004c6fddfafe3b89f90cc3efc584e8 100644
--- a/net/minecraft/world/level/levelgen/structure/pools/JigsawPlacement.java
+++ b/net/minecraft/world/level/levelgen/structure/pools/JigsawPlacement.java
@@ -64,7 +64,11 @@ public class JigsawPlacement {
ChunkGenerator chunkGenerator = context.chunkGenerator();
StructureTemplateManager structureTemplateManager = context.structureTemplateManager();
LevelHeightAccessor levelHeightAccessor = context.heightAccessor();
- WorldgenRandom worldgenRandom = context.random();
+ // DivineMC start - Implement Secure Seed
+ WorldgenRandom worldgenRandom = org.bxteam.divinemc.configuration.DivineConfig.enableSecureSeed
+ ? new org.bxteam.divinemc.seed.WorldgenCryptoRandom(context.chunkPos().x, context.chunkPos().z, org.bxteam.divinemc.seed.Globals.Salt.JIGSAW_PLACEMENT, 0)
+ : context.random();
+ // DivineMC end - Implement Secure Seed
Registry<StructureTemplatePool> registry = registryAccess.lookupOrThrow(Registries.TEMPLATE_POOL);
Rotation random = Rotation.getRandom(worldgenRandom);
StructureTemplatePool structureTemplatePool = startPool.unwrapKey()