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BiomeUtilsImpl.java
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BiomeUtilsImpl.java
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package de.cubeside.nmsutils.v1_19_R2;
import com.mojang.serialization.Lifecycle;
import de.cubeside.nmsutils.BiomeUtils;
import de.cubeside.nmsutils.NMSUtils;
import de.cubeside.nmsutils.biome.CustomBiome;
import de.cubeside.nmsutils.util.ReobfHelper;
import java.lang.reflect.Field;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.IdentityHashMap;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Holder;
import net.minecraft.core.Holder.Reference;
import net.minecraft.core.MappedRegistry;
import net.minecraft.core.WritableRegistry;
import net.minecraft.core.registries.Registries;
import net.minecraft.resources.ResourceKey;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.server.dedicated.DedicatedServer;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.biome.AmbientMoodSettings;
import net.minecraft.world.level.biome.Biome;
import net.minecraft.world.level.biome.Biome.BiomeBuilder;
import net.minecraft.world.level.biome.Biome.Precipitation;
import net.minecraft.world.level.biome.Biome.TemperatureModifier;
import net.minecraft.world.level.biome.BiomeSpecialEffects;
import net.minecraft.world.level.biome.BiomeSpecialEffects.Builder;
import net.minecraft.world.level.biome.Biomes;
import net.minecraft.world.level.chunk.LevelChunk;
import org.bukkit.Location;
import org.bukkit.NamespacedKey;
import org.bukkit.Server;
import org.bukkit.craftbukkit.v1_19_R2.CraftServer;
import org.bukkit.craftbukkit.v1_19_R2.CraftWorld;
public class BiomeUtilsImpl implements BiomeUtils {
private final NMSUtilsImpl nmsUtils;
private HashMap<NamespacedKey, CustomBiomeImpl> customBiomes;
private HashMap<Biome, CustomBiomeImpl> customBiomesByBiome;
private Collection<? extends CustomBiome> unmodifiableCustomBiomes;
private static final Field FIELD_MAPPED_REGISTRY_FROZEN = ReobfHelper.getFieldByMojangName(MappedRegistry.class, "frozen");
private static final Field FIELD_MAPPED_REGISTRY_UNREGISTERED_INTRUSIVE_HOLDERS = ReobfHelper.getFieldByMojangName(MappedRegistry.class, "unregisteredIntrusiveHolders");
public BiomeUtilsImpl(NMSUtilsImpl nmsUtils) {
this.nmsUtils = nmsUtils;
this.customBiomes = new HashMap<>();
this.customBiomesByBiome = new HashMap<>();
this.unmodifiableCustomBiomes = Collections.unmodifiableCollection(customBiomes.values());
}
public NMSUtils getNMSUtils() {
return nmsUtils;
}
@Override
public CustomBiome registerCustomBiome(NamespacedKey id, float downfall, float temperature, de.cubeside.nmsutils.biome.Precipitation precipitation, Integer fogColor, Integer waterColor, Integer waterFogColor, Integer skyColor, Integer foliageColor, Integer grassColor) {
nmsUtils.getPlugin().getLogger().warning("Injecting biome " + id + "!");
Server server = nmsUtils.getPlugin().getServer();
CraftServer craftserver = (CraftServer) server;
DedicatedServer dedicatedserver = craftserver.getServer();
ResourceKey<Biome> newKey = ResourceKey.create(Registries.BIOME, new ResourceLocation(id.getNamespace(), id.getKey()));
ResourceKey<Biome> oldKey = Biomes.FOREST;
//
WritableRegistry<Biome> registrywritable = (WritableRegistry<Biome>) dedicatedserver.registryAccess().registryOrThrow(Registries.BIOME);
try {
FIELD_MAPPED_REGISTRY_FROZEN.set(registrywritable, false);
FIELD_MAPPED_REGISTRY_UNREGISTERED_INTRUSIVE_HOLDERS.set(registrywritable, new IdentityHashMap<>());
} catch (IllegalArgumentException | IllegalAccessException e) {
throw new RuntimeException(e);
}
Biome forestbiome = registrywritable.get(oldKey);
BiomeBuilder builder = new Biome.BiomeBuilder();
builder.downfall(downfall);
builder.temperature(temperature);
Precipitation mojangPrecipitation = Precipitation.NONE;
if (precipitation == de.cubeside.nmsutils.biome.Precipitation.RAIN) {
mojangPrecipitation = Precipitation.RAIN;
} else if (precipitation == de.cubeside.nmsutils.biome.Precipitation.SNOW) {
mojangPrecipitation = Precipitation.SNOW;
}
builder.precipitation(mojangPrecipitation);
builder.mobSpawnSettings(forestbiome.getMobSettings());
builder.generationSettings(forestbiome.getGenerationSettings());
builder.temperatureAdjustment(TemperatureModifier.NONE);
Builder effects = new BiomeSpecialEffects.Builder();
effects.waterColor(waterColor == null ? forestbiome.getWaterColor() : waterColor);
effects.waterFogColor(waterFogColor == null ? forestbiome.getWaterFogColor() : waterFogColor);
effects.fogColor(fogColor == null ? forestbiome.getFogColor() : fogColor);
effects.skyColor(skyColor == null ? forestbiome.getSkyColor() : skyColor);
if (foliageColor != null) {
effects.foliageColorOverride(foliageColor);
}
if (grassColor != null) {
effects.grassColorOverride(grassColor);
}
effects.ambientMoodSound(AmbientMoodSettings.LEGACY_CAVE_SETTINGS);
builder.specialEffects(effects.build());
Biome newbiome = builder.build();
registrywritable.createIntrusiveHolder(newbiome);
Reference<Biome> biomeHolder = registrywritable.register(newKey, newbiome, Lifecycle.stable());
try {
FIELD_MAPPED_REGISTRY_UNREGISTERED_INTRUSIVE_HOLDERS.set(registrywritable, null);
} catch (IllegalArgumentException | IllegalAccessException e) {
throw new RuntimeException(e);
}
CustomBiomeImpl impl = new CustomBiomeImpl(id, newKey, newbiome, biomeHolder);
customBiomes.put(id, impl);
customBiomesByBiome.put(newbiome, impl);
nmsUtils.getPlugin().getLogger().warning("Done injecting biome!");
return new CustomBiomeImpl(id, newKey, newbiome, biomeHolder);
}
@Override
public Collection<? extends CustomBiome> getAllCustomBiomes() {
return unmodifiableCustomBiomes;
}
@Override
public CustomBiome getCustomBiome(NamespacedKey id) {
return customBiomes.get(id);
}
@Override
public CustomBiome getCustomBiomeAt(Location location) {
location.getWorld().getChunkAt(location);
Level level = ((CraftWorld) location.getWorld()).getHandle();
int x = location.getBlockX();
int y = location.getBlockY();
int z = location.getBlockZ();
BlockPos pos = new BlockPos(x, 0, z);
if (level.isLoaded(pos)) {
LevelChunk chunk = level.getChunkAt(pos);
if (chunk != null) {
Holder<Biome> biomeHolder = chunk.getNoiseBiome(x >> 2, y >> 2, z >> 2);
if (biomeHolder.isBound()) {
Biome biome = biomeHolder.value();
return customBiomesByBiome.get(biome);
}
}
}
return null;
}
}