diff --git a/build.gradle b/build.gradle index 7fc6958a7..db1aaa58a 100644 --- a/build.gradle +++ b/build.gradle @@ -23,7 +23,7 @@ plugins { id "de.undercouch.download" version "5.0.1" } -version '3.0.0-1.19.2-1.20.2' +version '3.0.0-1.19.2-1.20.4' def specialSourceVersion = '1.11.0' //[NMS] // ADD YOURSELF AS A NEW LINE IF YOU WANT YOUR OWN BUILD TASK GENERATED @@ -42,6 +42,7 @@ registerCustomOutputTaskUnix('PsychoLT', '/Volumes/PRO-G40/Minecraft/MinecraftDe // ============================================================== def NMS_BINDINGS = Map.of( + "v1_20_R3", "1.20.4-R0.1-SNAPSHOT", "v1_20_R2", "1.20.2-R0.1-SNAPSHOT", "v1_20_R1", "1.20.1-R0.1-SNAPSHOT", "v1_19_R3", "1.19.4-R0.1-SNAPSHOT", diff --git a/nms/v1_20_R3/src/main/java/com/volmit/iris/core/nms/v1_20_R3/CustomBiomeSource.java b/nms/v1_20_R3/src/main/java/com/volmit/iris/core/nms/v1_20_R3/CustomBiomeSource.java new file mode 100644 index 000000000..3d3582239 --- /dev/null +++ b/nms/v1_20_R3/src/main/java/com/volmit/iris/core/nms/v1_20_R3/CustomBiomeSource.java @@ -0,0 +1,168 @@ +package com.volmit.iris.core.nms.v1_20_R3; + +import com.mojang.serialization.Codec; +import com.volmit.iris.Iris; +import com.volmit.iris.engine.data.cache.AtomicCache; +import com.volmit.iris.engine.framework.Engine; +import com.volmit.iris.engine.object.IrisBiome; +import com.volmit.iris.engine.object.IrisBiomeCustom; +import com.volmit.iris.util.collection.KMap; +import com.volmit.iris.util.math.RNG; +import net.minecraft.core.Holder; +import net.minecraft.core.Registry; +import net.minecraft.core.RegistryAccess; +import net.minecraft.core.registries.Registries; +import net.minecraft.resources.ResourceKey; +import net.minecraft.resources.ResourceLocation; +import net.minecraft.world.level.biome.Biome; +import net.minecraft.world.level.biome.BiomeSource; +import net.minecraft.world.level.biome.Climate; +import org.bukkit.Bukkit; +import org.bukkit.World; +import org.bukkit.craftbukkit.v1_20_R3.CraftServer; +import org.bukkit.craftbukkit.v1_20_R3.CraftWorld; +import java.lang.reflect.Field; +import java.lang.reflect.Method; +import java.util.ArrayList; +import java.util.List; +import java.util.Optional; +import java.util.stream.Stream; + +public class CustomBiomeSource extends BiomeSource { + + private final long seed; + private final Engine engine; + private final Registry biomeCustomRegistry; + private final Registry biomeRegistry; + private final AtomicCache registryAccess = new AtomicCache<>(); + private final RNG rng; + private final KMap> customBiomes; + + public CustomBiomeSource(long seed, Engine engine, World world) { + this.engine = engine; + this.seed = seed; + this.biomeCustomRegistry = registry().registry(Registries.BIOME).orElse(null); + this.biomeRegistry = ((RegistryAccess) getFor(RegistryAccess.Frozen.class, ((CraftServer) Bukkit.getServer()).getHandle().getServer())).registry(Registries.BIOME).orElse(null); + this.rng = new RNG(engine.getSeedManager().getBiome()); + this.customBiomes = fillCustomBiomes(biomeCustomRegistry, engine); + } + + private static List> getAllBiomes(Registry customRegistry, Registry registry, Engine engine) { + List> b = new ArrayList<>(); + + for (IrisBiome i : engine.getAllBiomes()) { + if (i.isCustom()) { + for (IrisBiomeCustom j : i.getCustomDerivitives()) { + b.add(customRegistry.getHolder(customRegistry.getResourceKey(customRegistry + .get(new ResourceLocation(engine.getDimension().getLoadKey() + ":" + j.getId()))).get()).get()); + } + } else { + b.add(NMSBinding.biomeToBiomeBase(registry, i.getVanillaDerivative())); + } + } + + return b; + } + + private static Object getFor(Class type, Object source) { + Object o = fieldFor(type, source); + + if (o != null) { + return o; + } + + return invokeFor(type, source); + } + + private static Object fieldFor(Class returns, Object in) { + return fieldForClass(returns, in.getClass(), in); + } + + private static Object invokeFor(Class returns, Object in) { + for (Method i : in.getClass().getMethods()) { + if (i.getReturnType().equals(returns)) { + i.setAccessible(true); + try { + Iris.debug("[NMS] Found " + returns.getSimpleName() + " in " + in.getClass().getSimpleName() + "." + i.getName() + "()"); + return i.invoke(in); + } catch (Throwable e) { + e.printStackTrace(); + } + } + } + + return null; + } + + @SuppressWarnings("unchecked") + private static T fieldForClass(Class returnType, Class sourceType, Object in) { + for (Field i : sourceType.getDeclaredFields()) { + if (i.getType().equals(returnType)) { + i.setAccessible(true); + try { + Iris.debug("[NMS] Found " + returnType.getSimpleName() + " in " + sourceType.getSimpleName() + "." + i.getName()); + return (T) i.get(in); + } catch (IllegalAccessException e) { + e.printStackTrace(); + } + } + } + return null; + } + + @Override + protected Stream> collectPossibleBiomes() { + return getAllBiomes( + ((RegistryAccess) getFor(RegistryAccess.Frozen.class, ((CraftServer) Bukkit.getServer()).getHandle().getServer())) + .registry(Registries.BIOME).orElse(null), + ((CraftWorld) engine.getWorld().realWorld()).getHandle().registryAccess().registry(Registries.BIOME).orElse(null), + engine).stream(); + } + private KMap> fillCustomBiomes(Registry customRegistry, Engine engine) { + KMap> m = new KMap<>(); + + for (IrisBiome i : engine.getAllBiomes()) { + if (i.isCustom()) { + for (IrisBiomeCustom j : i.getCustomDerivitives()) { + ResourceLocation resourceLocation = new ResourceLocation(engine.getDimension().getLoadKey() + ":" + j.getId()); + Biome biome = customRegistry.get(resourceLocation); + Optional> optionalBiomeKey = customRegistry.getResourceKey(biome); + if (optionalBiomeKey.isEmpty()) { + Iris.error("Cannot find biome for IrisBiomeCustom " + j.getId() + " from engine " + engine.getName()); + continue; + } + ResourceKey biomeKey = optionalBiomeKey.get(); + Optional> optionalReferenceHolder = customRegistry.getHolder(biomeKey); + if (optionalReferenceHolder.isEmpty()) { + Iris.error("Cannot find reference to biome " + biomeKey + " for engine " + engine.getName()); + continue; + } + m.put(j.getId(), optionalReferenceHolder.get()); + } + } + } + + return m; + } + + private RegistryAccess registry() { + return registryAccess.aquire(() -> (RegistryAccess) getFor(RegistryAccess.Frozen.class, ((CraftServer) Bukkit.getServer()).getHandle().getServer())); + } + + @Override + protected Codec codec() { + throw new UnsupportedOperationException("Not supported"); + } + + @Override + public Holder getNoiseBiome(int x, int y, int z, Climate.Sampler sampler) { + int m = (y - engine.getMinHeight()) << 2; + IrisBiome ib = engine.getComplex().getTrueBiomeStream().get(x << 2, z << 2); + if (ib.isCustom()) { + return customBiomes.get(ib.getCustomBiome(rng, x << 2, m, z << 2).getId()); + } else { + org.bukkit.block.Biome v = ib.getSkyBiome(rng, x << 2, m, z << 2); + return NMSBinding.biomeToBiomeBase(biomeRegistry, v); + } + } +} \ No newline at end of file diff --git a/nms/v1_20_R3/src/main/java/com/volmit/iris/core/nms/v1_20_R3/NMSBinding.java b/nms/v1_20_R3/src/main/java/com/volmit/iris/core/nms/v1_20_R3/NMSBinding.java new file mode 100644 index 000000000..7470ee52a --- /dev/null +++ b/nms/v1_20_R3/src/main/java/com/volmit/iris/core/nms/v1_20_R3/NMSBinding.java @@ -0,0 +1,503 @@ +package com.volmit.iris.core.nms.v1_20_R3; + +import com.mojang.brigadier.exceptions.CommandSyntaxException; +import com.volmit.iris.Iris; +import com.volmit.iris.core.nms.INMSBinding; +import com.volmit.iris.engine.data.cache.AtomicCache; +import com.volmit.iris.engine.framework.Engine; +import com.volmit.iris.util.collection.KMap; +import com.volmit.iris.util.hunk.Hunk; +import com.volmit.iris.util.json.JSONObject; +import com.volmit.iris.util.mantle.Mantle; +import com.volmit.iris.util.matter.MatterBiomeInject; +import com.volmit.iris.util.nbt.io.NBTUtil; +import com.volmit.iris.util.nbt.mca.NBTWorld; +import com.volmit.iris.util.nbt.mca.palette.*; +import com.volmit.iris.util.nbt.tag.CompoundTag; +import it.unimi.dsi.fastutil.objects.Object2IntMap; +import net.minecraft.core.BlockPos; +import net.minecraft.core.Holder; +import net.minecraft.core.Registry; +import net.minecraft.core.RegistryAccess; +import net.minecraft.core.registries.Registries; +import net.minecraft.nbt.NbtIo; +import net.minecraft.nbt.TagParser; +import net.minecraft.resources.ResourceKey; +import net.minecraft.resources.ResourceLocation; +import net.minecraft.server.level.ServerLevel; +import net.minecraft.world.level.biome.BiomeSource; +import net.minecraft.world.level.block.Block; +import net.minecraft.world.level.block.entity.BlockEntity; +import net.minecraft.world.level.block.state.BlockState; +import net.minecraft.world.level.chunk.ChunkAccess; +import net.minecraft.world.level.chunk.ChunkStatus; +import net.minecraft.world.level.chunk.LevelChunk; +import org.bukkit.*; +import org.bukkit.block.Biome; +import org.bukkit.block.data.BlockData; + +import org.bukkit.craftbukkit.v1_20_R3.CraftChunk; +import org.bukkit.craftbukkit.v1_20_R3.CraftServer; +import org.bukkit.craftbukkit.v1_20_R3.CraftWorld; +import org.bukkit.craftbukkit.v1_20_R3.block.data.CraftBlockData; +import org.bukkit.craftbukkit.v1_20_R3.entity.CraftDolphin; +import org.bukkit.craftbukkit.v1_20_R3.inventory.CraftItemStack; +import org.bukkit.craftbukkit.v1_20_R3.util.CraftNamespacedKey; +import org.bukkit.entity.Dolphin; +import org.bukkit.entity.Entity; +import org.bukkit.generator.ChunkGenerator; +import org.bukkit.inventory.ItemStack; +import org.jetbrains.annotations.NotNull; +import sun.misc.Unsafe; + +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.DataInputStream; +import java.io.DataOutputStream; +import java.lang.reflect.Field; +import java.lang.reflect.Method; +import java.util.Iterator; +import java.util.List; +import java.util.concurrent.atomic.AtomicInteger; + +public class NMSBinding implements INMSBinding { + private final KMap baseBiomeCache = new KMap<>(); + private final BlockData AIR = Material.AIR.createBlockData(); + private final AtomicCache> biomeMapCache = new AtomicCache<>(); + private final AtomicCache> registryCache = new AtomicCache<>(); + private final AtomicCache> globalCache = new AtomicCache<>(); + private final AtomicCache registryAccess = new AtomicCache<>(); + private final AtomicCache byIdRef = new AtomicCache<>(); + private Field biomeStorageCache = null; + + private static Object getFor(Class type, Object source) { + Object o = fieldFor(type, source); + + if (o != null) { + return o; + } + + return invokeFor(type, source); + } + + private static Object invokeFor(Class returns, Object in) { + for (Method i : in.getClass().getMethods()) { + if (i.getReturnType().equals(returns)) { + i.setAccessible(true); + try { + Iris.debug("[NMS] Found " + returns.getSimpleName() + " in " + in.getClass().getSimpleName() + "." + i.getName() + "()"); + return i.invoke(in); + } catch (Throwable e) { + e.printStackTrace(); + } + } + } + + return null; + } + + private static Object fieldFor(Class returns, Object in) { + return fieldForClass(returns, in.getClass(), in); + } + + @SuppressWarnings("unchecked") + private static T fieldForClass(Class returnType, Class sourceType, Object in) { + for (Field i : sourceType.getDeclaredFields()) { + if (i.getType().equals(returnType)) { + i.setAccessible(true); + try { + Iris.debug("[NMS] Found " + returnType.getSimpleName() + " in " + sourceType.getSimpleName() + "." + i.getName()); + return (T) i.get(in); + } catch (IllegalAccessException e) { + e.printStackTrace(); + } + } + } + return null; + } + + private static Class getClassType(Class type, int ordinal) { + return type.getDeclaredClasses()[ordinal]; + } + + @Override + public boolean hasTile(Location l) { + return ((CraftWorld) l.getWorld()).getHandle().getBlockEntity(new BlockPos(l.getBlockX(), l.getBlockY(), l.getBlockZ()), false) != null; + } + + @Override + public CompoundTag serializeTile(Location location) { + BlockEntity e = ((CraftWorld) location.getWorld()).getHandle().getBlockEntity(new BlockPos(location.getBlockX(), location.getBlockY(), location.getBlockZ()), true); + + if (e == null) { + return null; + } + + net.minecraft.nbt.CompoundTag tag = e.saveWithFullMetadata(); + return convert(tag); + } + + private CompoundTag convert(net.minecraft.nbt.CompoundTag tag) { + try { + ByteArrayOutputStream boas = new ByteArrayOutputStream(); + DataOutputStream dos = new DataOutputStream(boas); + tag.write(dos); + dos.close(); + return (CompoundTag) NBTUtil.read(new ByteArrayInputStream(boas.toByteArray()), false).getTag(); + } catch (Throwable ex) { + ex.printStackTrace(); + } + + return null; + } + + private net.minecraft.nbt.CompoundTag convert(CompoundTag tag) { + try { + ByteArrayOutputStream boas = new ByteArrayOutputStream(); + NBTUtil.write(tag, boas, false); + DataInputStream din = new DataInputStream(new ByteArrayInputStream(boas.toByteArray())); + net.minecraft.nbt.CompoundTag c = NbtIo.read(din); + din.close(); + return c; + } catch (Throwable e) { + e.printStackTrace(); + } + + return null; + } + + @Override + public void deserializeTile(CompoundTag c, Location pos) { + ((CraftWorld) pos.getWorld()).getHandle().getChunkAt(new BlockPos(pos.getBlockX(), 0, pos.getBlockZ())).setBlockEntityNbt(convert(c)); + } + + @Override + public CompoundTag serializeEntity(Entity location) { + return null;// TODO: + } + + @Override + public Entity deserializeEntity(CompoundTag s, Location newPosition) { + return null;// TODO: + } + + @Override + public boolean supportsCustomHeight() { + return true; + } + + private RegistryAccess registry() { + return registryAccess.aquire(() -> (RegistryAccess) getFor(RegistryAccess.Frozen.class, ((CraftServer) Bukkit.getServer()).getHandle().getServer())); + } + + private Registry getCustomBiomeRegistry() { + return registry().registry(Registries.BIOME).orElse(null); + } + + private Registry getBlockRegistry() { + return registry().registry(Registries.BLOCK).orElse(null); + } + + @Override + public Object getBiomeBaseFromId(int id) { + return getCustomBiomeRegistry().getHolder(id); + } + + @Override + public int getMinHeight(World world) { + return world.getMinHeight(); + } + + @Override + public boolean supportsCustomBiomes() { + return true; + } + + @Override + public int getTrueBiomeBaseId(Object biomeBase) { + return getCustomBiomeRegistry().getId(((Holder) biomeBase).value()); + } + + @Override + public Object getTrueBiomeBase(Location location) { + return ((CraftWorld) location.getWorld()).getHandle().getBiome(new BlockPos(location.getBlockX(), location.getBlockY(), location.getBlockZ())); + } + + @Override + public String getTrueBiomeBaseKey(Location location) { + return getKeyForBiomeBase(getTrueBiomeBase(location)); + } + + @Override + public Object getCustomBiomeBaseFor(String mckey) { + return getCustomBiomeRegistry().get(new ResourceLocation(mckey)); + } + + @Override + public Object getCustomBiomeBaseHolderFor(String mckey) { + return getCustomBiomeRegistry().getHolder(getTrueBiomeBaseId(getCustomBiomeRegistry().get(new ResourceLocation(mckey)))).get(); + } + + public int getBiomeBaseIdForKey(String key) { + return getCustomBiomeRegistry().getId(getCustomBiomeRegistry().get(new ResourceLocation(key))); + } + + @Override + public String getKeyForBiomeBase(Object biomeBase) { + return getCustomBiomeRegistry().getKey((net.minecraft.world.level.biome.Biome) biomeBase).getPath(); // something, not something:something + } + + @Override + public Object getBiomeBase(World world, Biome biome) { + return biomeToBiomeBase(((CraftWorld) world).getHandle() + .registryAccess().registry(Registries.BIOME).orElse(null), biome); + } + + @Override + public Object getBiomeBase(Object registry, Biome biome) { + Object v = baseBiomeCache.get(biome); + + if (v != null) { + return v; + } + //noinspection unchecked + v = biomeToBiomeBase((Registry) registry, biome); + if (v == null) { + // Ok so there is this new biome name called "CUSTOM" in Paper's new releases. + // But, this does NOT exist within CraftBukkit which makes it return an error. + // So, we will just return the ID that the plains biome returns instead. + //noinspection unchecked + return biomeToBiomeBase((Registry) registry, Biome.PLAINS); + } + baseBiomeCache.put(biome, v); + return v; + } + + @Override + public boolean isBukkit() { + return true; + } + + @Override + public int getBiomeId(Biome biome) { + for (World i : Bukkit.getWorlds()) { + if (i.getEnvironment().equals(World.Environment.NORMAL)) { + Registry registry = ((CraftWorld) i).getHandle().registryAccess().registry(Registries.BIOME).orElse(null); + return registry.getId((net.minecraft.world.level.biome.Biome) getBiomeBase(registry, biome)); + } + } + + return biome.ordinal(); + } + + private MCAIdMap getBiomeMapping() { + return biomeMapCache.aquire(() -> new MCAIdMap<>() { + @NotNull + @Override + public Iterator iterator() { + return getCustomBiomeRegistry().iterator(); + } + + @Override + public int getId(net.minecraft.world.level.biome.Biome paramT) { + return getCustomBiomeRegistry().getId(paramT); + } + + @Override + public net.minecraft.world.level.biome.Biome byId(int paramInt) { + return (net.minecraft.world.level.biome.Biome) getBiomeBaseFromId(paramInt); + } + }); + } + + @NotNull + private MCABiomeContainer getBiomeContainerInterface(MCAIdMap biomeMapping, MCAChunkBiomeContainer base) { + return new MCABiomeContainer() { + @Override + public int[] getData() { + return base.writeBiomes(); + } + + @Override + public void setBiome(int x, int y, int z, int id) { + base.setBiome(x, y, z, biomeMapping.byId(id)); + } + + @Override + public int getBiome(int x, int y, int z) { + return biomeMapping.getId(base.getBiome(x, y, z)); + } + }; + } + + @Override + public MCABiomeContainer newBiomeContainer(int min, int max) { + MCAChunkBiomeContainer base = new MCAChunkBiomeContainer<>(getBiomeMapping(), min, max); + return getBiomeContainerInterface(getBiomeMapping(), base); + } + + @Override + public MCABiomeContainer newBiomeContainer(int min, int max, int[] data) { + MCAChunkBiomeContainer base = new MCAChunkBiomeContainer<>(getBiomeMapping(), min, max, data); + return getBiomeContainerInterface(getBiomeMapping(), base); + } + + @Override + public int countCustomBiomes() { + AtomicInteger a = new AtomicInteger(0); + + getCustomBiomeRegistry().keySet().forEach((i) -> { + if (i.getNamespace().equals("minecraft")) { + return; + } + + a.incrementAndGet(); + Iris.debug("Custom Biome: " + i); + }); + + return a.get(); + } + + public boolean supportsDataPacks() { + return true; + } + + public void setBiomes(int cx, int cz, World world, Hunk biomes) { + LevelChunk c = ((CraftWorld) world).getHandle().getChunk(cx, cz); + biomes.iterateSync((x, y, z, b) -> c.setBiome(x, y, z, (Holder) b)); + c.setUnsaved(true); + } + + @Override + public void forceBiomeInto(int x, int y, int z, Object somethingVeryDirty, ChunkGenerator.BiomeGrid chunk) { + try { + ChunkAccess s = (ChunkAccess) getFieldForBiomeStorage(chunk).get(chunk); + Holder biome = (Holder) somethingVeryDirty; + s.setBiome(x, y, z, biome); + } catch (IllegalAccessException e) { + Iris.reportError(e); + e.printStackTrace(); + } + } + + private Field getFieldForBiomeStorage(Object storage) { + Field f = biomeStorageCache; + + if (f != null) { + return f; + } + try { + f = storage.getClass().getDeclaredField("biome"); + f.setAccessible(true); + return f; + } catch (Throwable e) { + Iris.reportError(e); + e.printStackTrace(); + Iris.error(storage.getClass().getCanonicalName()); + } + + biomeStorageCache = f; + return null; + } + + @Override + public MCAPaletteAccess createPalette() { + MCAIdMapper registry = registryCache.aquireNasty(() -> { + Field cf = net.minecraft.core.IdMapper.class.getDeclaredField("tToId"); + Field df = net.minecraft.core.IdMapper.class.getDeclaredField("idToT"); + Field bf = net.minecraft.core.IdMapper.class.getDeclaredField("nextId"); + cf.setAccessible(true); + df.setAccessible(true); + bf.setAccessible(true); + net.minecraft.core.IdMapper blockData = Block.BLOCK_STATE_REGISTRY; + int b = bf.getInt(blockData); + Object2IntMap c = (Object2IntMap) cf.get(blockData); + List d = (List) df.get(blockData); + return new MCAIdMapper(c, d, b); + }); + MCAPalette global = globalCache.aquireNasty(() -> new MCAGlobalPalette<>(registry, ((CraftBlockData) AIR).getState())); + MCAPalettedContainer container = new MCAPalettedContainer<>(global, registry, + i -> ((CraftBlockData) NBTWorld.getBlockData(i)).getState(), + i -> NBTWorld.getCompound(CraftBlockData.fromData(i)), + ((CraftBlockData) AIR).getState()); + return new MCAWrappedPalettedContainer<>(container, + i -> NBTWorld.getCompound(CraftBlockData.fromData(i)), + i -> ((CraftBlockData) NBTWorld.getBlockData(i)).getState()); + } + + @Override + public void injectBiomesFromMantle(Chunk e, Mantle mantle) { + ChunkAccess chunk = ((CraftChunk) e).getHandle(ChunkStatus.FULL); + AtomicInteger c = new AtomicInteger(); + AtomicInteger r = new AtomicInteger(); + mantle.iterateChunk(e.getX(), e.getZ(), MatterBiomeInject.class, (x, y, z, b) -> { + if (b != null) { + if (b.isCustom()) { + chunk.setBiome(x, y, z, getCustomBiomeRegistry().getHolder(b.getBiomeId()).get()); + c.getAndIncrement(); + } else { + chunk.setBiome(x, y, z, (Holder) getBiomeBase(e.getWorld(), b.getBiome())); + r.getAndIncrement(); + } + } + }); + } + + public ItemStack applyCustomNbt(ItemStack itemStack, KMap customNbt) throws IllegalArgumentException { + if (customNbt != null && !customNbt.isEmpty()) { + net.minecraft.world.item.ItemStack s = CraftItemStack.asNMSCopy(itemStack); + + try { + net.minecraft.nbt.CompoundTag tag = TagParser.parseTag((new JSONObject(customNbt)).toString()); + tag.merge(s.getOrCreateTag()); + s.setTag(tag); + } catch (CommandSyntaxException var5) { + throw new IllegalArgumentException(var5); + } + + return CraftItemStack.asBukkitCopy(s); + } else { + return itemStack; + } + } + + public void setTreasurePos(Dolphin dolphin, com.volmit.iris.core.nms.container.BlockPos pos) { + CraftDolphin cd = (CraftDolphin)dolphin; + cd.getHandle().setTreasurePos(new BlockPos(pos.getX(), pos.getY(), pos.getZ())); + cd.getHandle().setGotFish(true); + } + + public void inject(long seed, Engine engine, World world) throws NoSuchFieldException, IllegalAccessException { + ServerLevel serverLevel = ((CraftWorld)world).getHandle(); + Class clazz = serverLevel.getChunkSource().chunkMap.generator.getClass(); + Field biomeSource = getField(clazz, BiomeSource.class); + biomeSource.setAccessible(true); + Field unsafeField = Unsafe.class.getDeclaredField("theUnsafe"); + unsafeField.setAccessible(true); + Unsafe unsafe = (Unsafe)unsafeField.get(null); + CustomBiomeSource customBiomeSource = new CustomBiomeSource(seed, engine, world); + unsafe.putObject(biomeSource.get(serverLevel.getChunkSource().chunkMap.generator), unsafe.objectFieldOffset(biomeSource), customBiomeSource); + biomeSource.set(serverLevel.getChunkSource().chunkMap.generator, customBiomeSource); + } + + private static Field getField(Class clazz, Class fieldType) throws NoSuchFieldException { + try { + for (Field f : clazz.getDeclaredFields()) { + if (f.getType().equals(fieldType)) + return f; + } + throw new NoSuchFieldException(fieldType.getName()); + } catch (NoSuchFieldException var4) { + Class superClass = clazz.getSuperclass(); + if (superClass == null) { + throw var4; + } else { + return getField(superClass, fieldType); + } + } + } + + public static Holder biomeToBiomeBase(Registry registry, Biome biome) { + return registry.getHolderOrThrow(ResourceKey.create(Registries.BIOME, CraftNamespacedKey.toMinecraft(biome.getKey()))); + } +} diff --git a/settings.gradle b/settings.gradle index ebce3f9c4..ba41bb67e 100644 --- a/settings.gradle +++ b/settings.gradle @@ -26,6 +26,7 @@ rootProject.name = 'Iris' include(':core') include( + ':nms:v1_20_R3', ':nms:v1_20_R2', ':nms:v1_20_R1', ':nms:v1_19_R3',