add BiomeCreationEvent

initialize later

build.gradle.kts

@@ -1,6 +1,6 @@
 import com.dfsek.terra.getGitHash
 
-val versionObj = Version("5", "3", "0", true)
+val versionObj = Version("5", "3", "1", true)
 
 allprojects {
     version = versionObj

common/src/main/java/com/dfsek/terra/api/addons/annotations/Platform.java

@@ -0,0 +1,16 @@
+package com.dfsek.terra.api.addons.annotations;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Optional annotation that specifies platforms
+ * addon is made for.
+ */
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Platform {
+    String[] value();
+}

common/src/main/java/com/dfsek/terra/registry/master/AddonRegistry.java

@@ -6,6 +6,7 @@ import com.dfsek.terra.addon.PreLoadAddon;
 import com.dfsek.terra.addon.exception.AddonLoadException;
 import com.dfsek.terra.api.TerraPlugin;
 import com.dfsek.terra.api.addons.TerraAddon;
+import com.dfsek.terra.api.addons.annotations.Platform;
 import com.dfsek.terra.api.injection.Injector;
 import com.dfsek.terra.api.injection.exception.InjectionException;
 import com.dfsek.terra.registry.OpenRegistry;
@@ -15,6 +16,8 @@ import java.io.File;
 import java.io.IOException;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.InvocationTargetException;
+import java.util.Arrays;
+import java.util.List;
 import java.util.logging.LogManager;
 import java.util.logging.Logger;
 
@@ -66,6 +69,12 @@ public class AddonRegistry extends OpenRegistry<TerraAddon> {
 
             for(PreLoadAddon addon : pool.getAddons()) {
                 Class<? extends TerraAddon> addonClass = addon.getAddonClass();
+
+                if(addonClass.isAnnotationPresent(Platform.class)) {
+                    List<String> platforms = Arrays.asList(addonClass.getAnnotation(Platform.class).value());
+                    if(!platforms.contains(main.platformName())) throw new AddonLoadException("Addon \"" + addon.getId() + "\" cannot run on platform " + main.platformName() + ". Allowed platforms: " + platforms);
+                }
+
                 Constructor<? extends TerraAddon> constructor;
 
                 String logPrefix = "Terra:" + addon.getId();

common/src/main/resources/config.yml

@@ -7,7 +7,6 @@ cache:
   carver: 512
   structure: 32
   sampler: 128
-master-disable:
-  caves: false
+  biome-provider: 32
 script:
   max-recursion: 1000

platforms/fabric/src/main/java/com/dfsek/terra/fabric/TerraFabricPlugin.java

@@ -37,13 +37,14 @@ import com.dfsek.terra.config.lang.LangUtil;
 import com.dfsek.terra.config.lang.Language;
 import com.dfsek.terra.config.pack.ConfigPack;
 import com.dfsek.terra.config.templates.BiomeTemplate;
+import com.dfsek.terra.fabric.api.BiomeCreationEvent;
+import com.dfsek.terra.fabric.generation.FabricChunkGeneratorWrapper;
+import com.dfsek.terra.fabric.generation.PopulatorFeature;
+import com.dfsek.terra.fabric.generation.TerraBiomeSource;
 import com.dfsek.terra.fabric.handle.FabricItemHandle;
 import com.dfsek.terra.fabric.handle.FabricWorldHandle;
 import com.dfsek.terra.fabric.mixin.access.BiomeEffectsAccessor;
 import com.dfsek.terra.fabric.mixin.access.GeneratorTypeAccessor;
-import com.dfsek.terra.fabric.generation.TerraBiomeSource;
-import com.dfsek.terra.fabric.generation.PopulatorFeature;
-import com.dfsek.terra.fabric.generation.FabricChunkGeneratorWrapper;
 import com.dfsek.terra.profiler.Profiler;
 import com.dfsek.terra.profiler.ProfilerImpl;
 import com.dfsek.terra.registry.exception.DuplicateEntryException;
@@ -249,7 +250,7 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
                 .registerLoader(com.dfsek.terra.api.platform.world.Biome.class, (t, o, l) -> biomeFixer.translate((String) o));
     }
 
-    private Biome createBiome(BiomeBuilder biome) {
+    private Biome createBiome(BiomeBuilder biome, ConfigPack pack) {
         BiomeTemplate template = biome.getTemplate();
         Map<String, Integer> colors = template.getColors();
 
@@ -279,7 +280,7 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
             accessor.getFoliageColor().ifPresent(effects::foliageColor);
         }
 
-        return new Biome.Builder()
+        Biome.Builder builder = new Biome.Builder()
                 .precipitation(vanilla.getPrecipitation())
                 .category(vanilla.getCategory())
                 .depth(vanilla.getDepth())
@@ -287,9 +288,35 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
                 .temperature(vanilla.getTemperature())
                 .downfall(vanilla.getDownfall())
                 .effects(effects.build())
-                .spawnSettings(vanilla.getSpawnSettings())
-                .generationSettings(generationSettings.build())
-                .build();
+                .spawnSettings(vanilla.getSpawnSettings());
+
+        eventManager.callEvent(new BiomeCreationEvent(builder, effects, biome, pack));
+
+        builder.generationSettings(generationSettings.build());
+        return builder.build();
+    }
+
+    public void packInit() {
+        logger.info("Loading config packs...");
+        registry.loadAll(this);
+
+        registry.forEach(pack -> pack.getBiomeRegistry().forEach((id, biome) -> Registry.register(BuiltinRegistries.BIOME, new Identifier("terra", createBiomeID(pack, id)), createBiome(biome, pack)))); // Register all Terra biomes.
+
+        if(FabricLoader.getInstance().getEnvironmentType() == EnvType.CLIENT) {
+            registry.forEach(pack -> {
+                final GeneratorType generatorType = new GeneratorType("terra." + pack.getTemplate().getID()) {
+                    @Override
+                    protected ChunkGenerator getChunkGenerator(Registry<Biome> biomeRegistry, Registry<ChunkGeneratorSettings> chunkGeneratorSettingsRegistry, long seed) {
+                        return new FabricChunkGeneratorWrapper(new TerraBiomeSource(biomeRegistry, seed, pack), seed, pack);
+                    }
+                };
+                //noinspection ConstantConditions
+                ((GeneratorTypeAccessor) generatorType).setTranslationKey(new LiteralText("Terra:" + pack.getTemplate().getID()));
+                GeneratorTypeAccessor.getValues().add(generatorType);
+            });
+        }
+
+        logger.info("Loaded packs.");
     }
 
     @Override
@@ -307,32 +334,14 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
         }
         logger.info("Loaded addons.");
 
-        registry.loadAll(this);
-
-        logger.info("Loaded packs.");
 
         Registry.register(Registry.FEATURE, new Identifier("terra", "flora_populator"), POPULATOR_FEATURE);
         RegistryKey<ConfiguredFeature<?, ?>> floraKey = RegistryKey.of(Registry.CONFIGURED_FEATURE_WORLDGEN, new Identifier("terra", "flora_populator"));
         Registry.register(BuiltinRegistries.CONFIGURED_FEATURE, floraKey.getValue(), POPULATOR_CONFIGURED_FEATURE);
 
-        registry.forEach(pack -> pack.getBiomeRegistry().forEach((id, biome) -> Registry.register(BuiltinRegistries.BIOME, new Identifier("terra", createBiomeID(pack, id)), createBiome(biome)))); // Register all Terra biomes.
         Registry.register(Registry.CHUNK_GENERATOR, new Identifier("terra:terra"), FabricChunkGeneratorWrapper.CODEC);
         Registry.register(Registry.BIOME_SOURCE, new Identifier("terra:terra"), TerraBiomeSource.CODEC);
 
-        if(FabricLoader.getInstance().getEnvironmentType() == EnvType.CLIENT) {
-            registry.forEach(pack -> {
-                final GeneratorType generatorType = new GeneratorType("terra." + pack.getTemplate().getID()) {
-                    @Override
-                    protected ChunkGenerator getChunkGenerator(Registry<Biome> biomeRegistry, Registry<ChunkGeneratorSettings> chunkGeneratorSettingsRegistry, long seed) {
-                        return new FabricChunkGeneratorWrapper(new TerraBiomeSource(biomeRegistry, seed, pack), seed, pack);
-                    }
-                };
-                //noinspection ConstantConditions
-                ((GeneratorTypeAccessor) generatorType).setTranslationKey(new LiteralText("Terra:" + pack.getTemplate().getID()));
-                GeneratorTypeAccessor.getValues().add(generatorType);
-            });
-        }
-
         CommandManager manager = new TerraCommandManager(this);
         try {
             CommandUtil.registerAll(manager);
@@ -340,7 +349,6 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
             e.printStackTrace(); // TODO do something here even though this should literally never happen
         }
 
-
         CommandRegistrationCallback.EVENT.register((dispatcher, dedicated) -> {
                     int max = manager.getMaxArgumentDepth();
                     RequiredArgumentBuilder<ServerCommandSource, String> arg = argument("arg" + (max - 1), StringArgumentType.word());
@@ -355,7 +363,7 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
                     //dispatcher.register(literal("te").redirect(root));
                 }
         );
-
+        logger.info("Finished initialization.");
     }
 
     private RequiredArgumentBuilder<ServerCommandSource, String> assemble(RequiredArgumentBuilder<ServerCommandSource, String> in, CommandManager manager) {

platforms/fabric/src/main/java/com/dfsek/terra/fabric/api/BiomeCreationEvent.java

@@ -0,0 +1,42 @@
+package com.dfsek.terra.fabric.api;
+
+import com.dfsek.terra.api.event.events.PackEvent;
+import com.dfsek.terra.config.builder.BiomeBuilder;
+import com.dfsek.terra.config.pack.ConfigPack;
+import net.minecraft.world.biome.Biome;
+import net.minecraft.world.biome.BiomeEffects;
+
+/**
+ * Called when a {@link Biome} is created
+ * as a delegate to a {@link BiomeBuilder}.
+ */
+public class BiomeCreationEvent implements PackEvent {
+    private final Biome.Builder builder;
+    private final BiomeEffects.Builder effectsBuilder;
+    private final BiomeBuilder terraBiome;
+    private final ConfigPack pack;
+
+    public BiomeCreationEvent(Biome.Builder builder, BiomeEffects.Builder effectsBuilder, BiomeBuilder terraBiome, ConfigPack pack) {
+        this.builder = builder;
+        this.effectsBuilder = effectsBuilder;
+        this.terraBiome = terraBiome;
+        this.pack = pack;
+    }
+
+    @Override
+    public ConfigPack getPack() {
+        return pack;
+    }
+
+    public BiomeBuilder getTerraBiome() {
+        return terraBiome;
+    }
+
+    public Biome.Builder getBuilder() {
+        return builder;
+    }
+
+    public BiomeEffects.Builder getEffectsBuilder() {
+        return effectsBuilder;
+    }
+}

platforms/fabric/src/main/java/com/dfsek/terra/fabric/generation/PopulatorFeature.java

@@ -2,7 +2,6 @@ package com.dfsek.terra.fabric.generation;
 
 import com.dfsek.terra.api.platform.world.Chunk;
 import com.dfsek.terra.api.platform.world.World;
-import com.dfsek.terra.fabric.generation.FabricChunkGeneratorWrapper;
 import com.mojang.serialization.Codec;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.StructureWorldAccess;
@@ -22,6 +21,7 @@ public class PopulatorFeature extends Feature<DefaultFeatureConfig> {
 
     @Override
     public boolean generate(StructureWorldAccess world, ChunkGenerator chunkGenerator, Random random, BlockPos pos, DefaultFeatureConfig config) {
+        if(!(chunkGenerator instanceof FabricChunkGeneratorWrapper)) return true;
         FabricChunkGeneratorWrapper gen = (FabricChunkGeneratorWrapper) chunkGenerator;
         gen.getHandle().getPopulators().forEach(populator -> populator.populate((World) world, (Chunk) world));
         return true;

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/BiomeMixin.java

@@ -3,11 +3,13 @@ package com.dfsek.terra.fabric.mixin.implementations;
 import net.minecraft.world.biome.Biome;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 
 @Mixin(Biome.class)
 @Implements(@Interface(iface = com.dfsek.terra.api.platform.world.Biome.class, prefix = "terra$", remap = Interface.Remap.NONE))
 public abstract class BiomeMixin {
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/ChunkGeneratorMixin.java

@@ -3,11 +3,13 @@ package com.dfsek.terra.fabric.mixin.implementations;
 import net.minecraft.world.gen.chunk.ChunkGenerator;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 
 @Mixin(ChunkGenerator.class)
 @Implements(@Interface(iface = com.dfsek.terra.api.platform.world.generator.ChunkGenerator.class, prefix = "terra$", remap = Interface.Remap.NONE))
 public abstract class ChunkGeneratorMixin {
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/block/BlockEntityMixin.java

@@ -11,6 +11,7 @@ import net.minecraft.world.World;
 import org.jetbrains.annotations.Nullable;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -29,6 +30,7 @@ public abstract class BlockEntityMixin {
     @Shadow
     public abstract boolean hasWorld();
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/block/BlockMixin.java

@@ -8,6 +8,7 @@ import net.minecraft.block.BlockState;
 import net.minecraft.block.Blocks;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -17,6 +18,7 @@ public abstract class BlockMixin {
     @Shadow
     private BlockState defaultState;
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/block/state/LootableContainerBlockEntityMixin.java

@@ -6,6 +6,7 @@ import com.dfsek.terra.fabric.mixin.implementations.block.BlockEntityMixin;
 import net.minecraft.block.entity.LootableContainerBlockEntity;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 
 @Mixin(LootableContainerBlockEntity.class)
@@ -15,6 +16,7 @@ public abstract class LootableContainerBlockEntityMixin extends BlockEntityMixin
         return (Inventory) this;
     }
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/chunk/ChunkRegionMixin.java

@@ -51,7 +51,5 @@ public abstract class ChunkRegionMixin {
         ((ChunkRegion) (Object) this).setBlockState(new BlockPos(x + (centerChunkX << 4), y, z + (centerChunkZ << 4)), ((FabricBlockData) blockData).getHandle(), 0);
     }
 
-    public Object terra$getHandle() {
-        return this;
-    }
+    // getHandle already added in world/ChunkRegionMixin.
 }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/chunk/WorldChunkMixin.java

@@ -12,6 +12,7 @@ import org.jetbrains.annotations.NotNull;
 import org.spongepowered.asm.mixin.Final;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -47,6 +48,7 @@ public abstract class WorldChunkMixin {
         ((net.minecraft.world.chunk.Chunk) this).setBlockState(new BlockPos(x, y, z), ((FabricBlockData) blockData).getHandle(), false);
     }
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/chunk/data/ProtoChunkMixin.java

@@ -9,6 +9,7 @@ import net.minecraft.world.chunk.ProtoChunk;
 import org.jetbrains.annotations.NotNull;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -26,6 +27,7 @@ public abstract class ProtoChunkMixin {
         ((net.minecraft.world.chunk.Chunk) this).setBlockState(new BlockPos(x, y, z), ((FabricBlockData) blockData).getHandle(), false);
     }
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/entity/EntityMixin.java

@@ -9,6 +9,7 @@ import net.minecraft.text.Text;
 import net.minecraft.util.math.BlockPos;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -29,6 +30,7 @@ public abstract class EntityMixin {
     @Shadow
     public abstract void sendSystemMessage(Text message, UUID senderUuid);
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/entity/EntityTypeMixin.java

@@ -3,11 +3,13 @@ package com.dfsek.terra.fabric.mixin.implementations.entity;
 import net.minecraft.entity.EntityType;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 
 @Mixin(EntityType.class)
 @Implements(@Interface(iface = com.dfsek.terra.api.platform.entity.EntityType.class, prefix = "terra$", remap = Interface.Remap.NONE))
 public abstract class EntityTypeMixin {
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/entity/ServerCommandSourceMixin.java

@@ -6,6 +6,7 @@ import net.minecraft.text.LiteralText;
 import net.minecraft.text.Text;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -19,6 +20,7 @@ public abstract class ServerCommandSourceMixin {
         sendFeedback(new LiteralText(message), true);
     }
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/LockableContainerBlockEntityMixin.java

@@ -6,11 +6,13 @@ import net.minecraft.block.entity.LockableContainerBlockEntity;
 import net.minecraft.item.Items;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 
 @Mixin(LockableContainerBlockEntity.class)
 @Implements(@Interface(iface = Inventory.class, prefix = "terra$", remap = Interface.Remap.NONE))
 public class LockableContainerBlockEntityMixin {
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/item/ItemMixin.java

@@ -4,6 +4,7 @@ import com.dfsek.terra.api.platform.inventory.ItemStack;
 import net.minecraft.item.Item;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -13,6 +14,7 @@ public abstract class ItemMixin {
     @Shadow
     public abstract int getMaxDamage();
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/item/ItemStackMixin.java

@@ -50,6 +50,7 @@ public abstract class ItemStackMixin {
         setTag(((ItemStack) (Object) meta).getTag());
     }
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/meta/EnchantmentMixin.java

@@ -5,6 +5,7 @@ import net.minecraft.enchantment.Enchantment;
 import net.minecraft.util.registry.Registry;
 import org.spongepowered.asm.mixin.Implements;
 import org.spongepowered.asm.mixin.Interface;
+import org.spongepowered.asm.mixin.Intrinsic;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
@@ -19,6 +20,7 @@ public abstract class EnchantmentMixin {
     @Shadow
     public abstract boolean canCombine(Enchantment other);
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/inventory/meta/ItemStackMetaMixin.java

@@ -28,6 +28,7 @@ public abstract class ItemStackMetaMixin {
     @Shadow
     public abstract void addEnchantment(net.minecraft.enchantment.Enchantment enchantment, int level);
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/world/ChunkRegionMixin.java

@@ -67,6 +67,7 @@ public abstract class ChunkRegionMixin {
         return 0;
     }
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/implementations/world/ServerWorldMixin.java

@@ -58,6 +58,7 @@ public abstract class ServerWorldMixin {
         return 0;
     }
 
+    @Intrinsic
     public Object terra$getHandle() {
         return this;
     }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/init/MinecraftClientMixin.java

@@ -0,0 +1,19 @@
+package com.dfsek.terra.fabric.mixin.init;
+
+import com.dfsek.terra.fabric.TerraFabricPlugin;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.RunArgs;
+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.callback.CallbackInfo;
+
+@Mixin(MinecraftClient.class)
+public class MinecraftClientMixin {
+    @Inject(method = "<init>", at = @At(value = "INVOKE",
+            target = "Lnet/minecraft/client/util/WindowProvider;createWindow(Lnet/minecraft/client/WindowSettings;Ljava/lang/String;Ljava/lang/String;)Lnet/minecraft/client/util/Window;", // sorta arbitrary position, after mod init, before window opens
+            shift = At.Shift.BEFORE))
+    public void injectConstructor(RunArgs args, CallbackInfo callbackInfo) {
+        TerraFabricPlugin.getInstance().packInit(); // Load during MinecraftClient construction, after other mods have registered blocks and stuff
+    }
+}

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/init/ServerMainMixin.java

@@ -0,0 +1,16 @@
+package com.dfsek.terra.fabric.mixin.init;
+
+import com.dfsek.terra.fabric.TerraFabricPlugin;
+import net.minecraft.server.Main;
+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.callback.CallbackInfo;
+
+@Mixin(Main.class)
+public class ServerMainMixin {
+    @Inject(method = "main([Ljava/lang/String;)V", at = @At(value = "INVOKE", target = "Lnet/minecraft/util/registry/DynamicRegistryManager;create()Lnet/minecraft/util/registry/DynamicRegistryManager$Impl;"))
+    private static void injectConstructor(String[] args, CallbackInfo ci) {
+        TerraFabricPlugin.getInstance().packInit(); // Load during MinecraftServer construction, after other mods have registered blocks and stuff
+    }
+}

platforms/fabric/src/main/resources/terra.mixins.json

@@ -33,9 +33,12 @@
     "implementations.world.ServerWorldMixin"
   ],
   "client": [
-    "access.GeneratorTypeAccessor"
+    "access.GeneratorTypeAccessor",
+    "init.MinecraftClientMixin"
+  ],
+  "server": [
+    "init.ServerMainMixin"
   ],
-  "server": [],
   "injectors": {
     "defaultRequire": 1
   },