Added seedy Behavior from indev5

gradle.properties

@@ -9,7 +9,7 @@ max_errors=400
 	loader_version=0.12.12
 
 # Mod Properties
-	mod_version = 1.6.3+1.18.1
+	mod_version = 1.6.5+1.18.1
 	maven_group = azzy.fabric
 	archives_base_name = incubus-core
 

src/main/java/net/id/incubus_core/mixin/BlockEntityMixin.java → src/main/java/net/id/incubus_core/mixin/entity/BlockEntityMixin.java

@@ -1,4 +1,4 @@
-package net.id.incubus_core.mixin;
+package net.id.incubus_core.mixin.entity;
 
 import net.minecraft.block.entity.BlockEntity;
 import net.minecraft.util.math.BlockPos;

src/main/java/net/id/incubus_core/mixin/NameDisplayMixin.java → src/main/java/net/id/incubus_core/mixin/entity/NameDisplayMixin.java

@@ -1,4 +1,4 @@
-package net.id.incubus_core.mixin;
+package net.id.incubus_core.mixin.entity;
 
 import net.id.incubus_core.misc.WorthinessChecker;
 import com.mojang.authlib.GameProfile;

src/main/java/net/id/incubus_core/mixin/ServerTickMixin.java → src/main/java/net/id/incubus_core/mixin/world/ServerTickMixin.java

@@ -1,4 +1,4 @@
-package net.id.incubus_core.mixin;
+package net.id.incubus_core.mixin.world;
 
 import net.minecraft.server.world.ServerWorld;
 import org.spongepowered.asm.mixin.Mixin;

src/main/java/net/id/incubus_core/mixin/world/biome/source/MultiNoiseBiomeSourceMixin.java

@@ -0,0 +1,51 @@
+package net.id.incubus_core.mixin.world.biome.source;
+
+import com.mojang.serialization.MapCodec;
+import com.mojang.serialization.codecs.PrimitiveCodec;
+import net.id.incubus_core.util.SeedSupplier;
+import net.minecraft.world.biome.source.MultiNoiseBiomeSource;
+import org.objectweb.asm.Opcodes;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Unique;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.ModifyVariable;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+@Mixin(MultiNoiseBiomeSource.class)
+public abstract class MultiNoiseBiomeSourceMixin {
+	/*This doesn't seem to exist in 1.18...
+	@Unique private static long LAST_SEED = SeedSupplier.MARKER;
+
+	@Redirect(
+		method = "method_38172(Lcom/mojang/serialization/codecs/RecordCodecBuilder$Instance;)Lcom/mojang/datafixers/kinds/App;",
+		at = @At(
+			value = "INVOKE",
+			target = "Lcom/mojang/serialization/codecs/PrimitiveCodec;fieldOf(Ljava/lang/String;)Lcom/mojang/serialization/MapCodec;",
+			ordinal = 0
+		)
+	)
+	private static MapCodec<Long> giveUsRandomSeeds(PrimitiveCodec<Long> codec, final String name) {
+		return codec.fieldOf(name).orElseGet(SeedSupplier::getSeed);
+	}
+
+	@ModifyVariable(
+		method = "<init>(JLnet/minecraft/class_6452$class_6455;Lnet/minecraft/world/biome/source/MultiNoiseBiomeSource$NoiseParameters;Lnet/minecraft/world/biome/source/MultiNoiseBiomeSource$NoiseParameters;Lnet/minecraft/world/biome/source/MultiNoiseBiomeSource$NoiseParameters;Lnet/minecraft/world/biome/source/MultiNoiseBiomeSource$NoiseParameters;Lnet/minecraft/world/biome/source/MultiNoiseBiomeSource$NoiseParameters;IIZLjava/util/Optional;)V",
+		at = @At(
+			value = "FIELD",
+			target = "Lnet/minecraft/world/biome/source/MultiNoiseBiomeSource;field_34194:Lnet/minecraft/class_6466;",
+			opcode = Opcodes.PUTFIELD,
+			shift = At.Shift.AFTER
+		),
+		ordinal = 0
+	)
+	private long replaceSeed(long seed) {
+		if (seed == SeedSupplier.MARKER) {
+			return LAST_SEED;
+		} else {
+			LAST_SEED = seed;
+		}
+
+		return seed;
+	}
+	 */
+}

src/main/java/net/id/incubus_core/mixin/world/gen/GeneratorOptionsMixin.java

@@ -0,0 +1,31 @@
+package net.id.incubus_core.mixin.world.gen;
+
+import com.mojang.serialization.MapCodec;
+import com.mojang.serialization.codecs.PrimitiveCodec;
+import dev.hephaestus.seedy.SeedSupplier;
+import net.minecraft.util.registry.SimpleRegistry;
+import net.minecraft.world.dimension.DimensionOptions;
+import net.minecraft.world.gen.GeneratorOptions;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.Redirect;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import java.util.Optional;
+
+@Mixin(GeneratorOptions.class)
+public abstract class GeneratorOptionsMixin {
+	// private static synthetic method_28606(Lcom/mojang/serialization/codecs/RecordCodecBuilder$Instance;)Lcom/mojang/datafixers/kinds/App;
+    @Redirect(
+		method = "method_28606(Lcom/mojang/serialization/codecs/RecordCodecBuilder$Instance;)Lcom/mojang/datafixers/kinds/App;",
+		at = @At(
+			value = "INVOKE",
+			target = "Lcom/mojang/serialization/codecs/PrimitiveCodec;fieldOf(Ljava/lang/String;)Lcom/mojang/serialization/MapCodec;",
+			ordinal = 0
+		)
+	)
+    private static MapCodec<Long> giveUsRandomSeeds(PrimitiveCodec<Long> codec, final String name) {
+        return codec.fieldOf(name).orElseGet(SeedSupplier::getSeed);
+    }
+}

src/main/java/net/id/incubus_core/mixin/world/gen/chunk/NoiseChunkGeneratorMixin.java

@@ -0,0 +1,57 @@
+package net.id.incubus_core.mixin.world.gen.chunk;
+
+import com.mojang.serialization.MapCodec;
+import com.mojang.serialization.codecs.PrimitiveCodec;
+import dev.hephaestus.seedy.SeedSupplier;
+import net.minecraft.world.biome.source.BiomeSource;
+import net.minecraft.world.gen.chunk.ChunkGenerator;
+import net.minecraft.world.gen.chunk.NoiseChunkGenerator;
+import net.minecraft.world.gen.chunk.StructuresConfig;
+import org.objectweb.asm.Opcodes;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Unique;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.ModifyVariable;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+@Mixin(NoiseChunkGenerator.class)
+public abstract class NoiseChunkGeneratorMixin extends ChunkGenerator {
+	@Unique private static long LAST_SEED = SeedSupplier.MARKER;
+
+	public NoiseChunkGeneratorMixin(BiomeSource biomeSource, StructuresConfig structuresConfig) {
+		super(biomeSource, structuresConfig);
+	}
+
+	@Redirect(
+		method = "method_28550(Lcom/mojang/serialization/codecs/RecordCodecBuilder$Instance;)Lcom/mojang/datafixers/kinds/App;",
+		at = @At(
+			value = "INVOKE",
+			target = "Lcom/mojang/serialization/codecs/PrimitiveCodec;fieldOf(Ljava/lang/String;)Lcom/mojang/serialization/MapCodec;",
+			ordinal = 0
+		)
+	)
+	private static MapCodec<Long> giveUsRandomSeeds(PrimitiveCodec<Long> codec, final String name) {
+		return codec.fieldOf(name).orElseGet(SeedSupplier::getSeed);
+	}
+
+	@ModifyVariable(
+		method = "<init>(Lnet/minecraft/util/registry/Registry;Lnet/minecraft/world/biome/source/BiomeSource;Lnet/minecraft/world/biome/source/BiomeSource;JLjava/util/function/Supplier;)V",
+		at = @At(
+			value = "FIELD",
+			target = "Lnet/minecraft/world/gen/chunk/NoiseChunkGenerator;seed:J",
+			opcode = Opcodes.PUTFIELD,
+			shift = At.Shift.AFTER
+		),
+		ordinal = 0,
+		argsOnly = true
+	)
+	private long replaceSeed(long seed) {
+		if (seed == SeedSupplier.MARKER) {
+			return LAST_SEED;
+		} else {
+			LAST_SEED = seed;
+		}
+
+		return seed;
+	}
+}

src/main/java/net/id/incubus_core/util/SeedSupplier.java

@@ -0,0 +1,9 @@
+package net.id.incubus_core.util;
+
+public class SeedSupplier {
+	public static final long MARKER = -1;
+
+	public static long getSeed() {
+		return MARKER;
+	}
+}

src/main/resources/fabric.mod.json

@@ -29,7 +29,7 @@
   ],
 
   "depends": {
-    "fabricloader": ">=0.7.4",
+    "fabricloader": ">=0.12.12",
     "fabric": "*",
     "minecraft": "*"
   },

src/main/resources/incubus_core.mixins.json

@@ -4,10 +4,13 @@
   "package": "net.id.incubus_core.mixin",
   "compatibilityLevel": "JAVA_16",
   "mixins": [
-    "BlockEntityMixin",
+    "entity.BlockEntityMixin",
     "IngredientMixin",
-    "NameDisplayMixin",
-    "ServerTickMixin"
+    "entity.NameDisplayMixin",
+    "world.ServerTickMixin",
+    "world.biome.source.MultiNoiseBiomeSourceMixin",
+    "world.gen.GeneratorOptionsMixin",
+    "world.gen.chunk.NoiseChunkGeneratorMixin"
   ],
   "client": [
     "CapeMixin"