Fixed the pregen error!

Patches an issue with slope conditions when placing with commands

build.gradle

@@ -24,11 +24,11 @@ plugins {
     id "de.undercouch.download" version "5.0.1"
 }
 
-version '2.4.3-1.19.3'
-def nmsVersion = "1.19.3" //[NMS]
+version '2.5.1-1.19.4'
+def nmsVersion = "1.19.4" //[NMS]
 def apiVersion = '1.19'
 def specialSourceVersion = '1.11.0' //[NMS]
-def spigotJarVersion = '1.19.3-R0.1-SNAPSHOT' //[NMS]
+def spigotJarVersion = '1.19.4-R0.1-SNAPSHOT' //[NMS]
 def name = getRootProject().getName() // Defined in settings.gradle
 def main = 'com.volmit.iris.Iris'
 
@@ -39,7 +39,7 @@ registerCustomOutputTask('Psycho', 'C://Dan/MinecraftDevelopment/Server/plugins'
 registerCustomOutputTask('ArcaneArts', 'C://Users/arcane/Documents/development/server/plugins')
 registerCustomOutputTask('Coco', 'D://mcsm/plugins')
 registerCustomOutputTask('Strange', 'D://Servers/1.17 Test Server/plugins')
-registerCustomOutputTask('Vatuu', 'D://Minecraft/Servers/1.19.3/plugins')
+registerCustomOutputTask('Vatuu', 'D://Minecraft/Servers/1.19.4/plugins')
 // ========================== UNIX ==============================
 registerCustomOutputTaskUnix('CyberpwnLT', '/Users/danielmills/development/server/plugins')
 registerCustomOutputTaskUnix('PsychoLT', '/Users/brianfopiano/Desktop/REMOTES/RemoteMinecraft/plugins')
@@ -129,14 +129,14 @@ dependencies {
     // Provided or Classpath
     compileOnly 'org.projectlombok:lombok:1.18.24'
     annotationProcessor 'org.projectlombok:lombok:1.18.24'
-    implementation 'org.spigotmc:spigot-api:1.19.3-R0.1-SNAPSHOT'
-    implementation 'org.bukkit:craftbukkit:1.19.3-R0.1-SNAPSHOT:remapped-mojang' //[NMS]
+    implementation 'org.spigotmc:spigot-api:1.19.4-R0.1-SNAPSHOT'
+    implementation 'org.bukkit:craftbukkit:1.19.4-R0.1-SNAPSHOT:remapped-mojang' //[NMS]
 
     // Third Party Integrations
     implementation 'com.github.oraxen:oraxen:1.152.5'
     implementation 'com.github.LoneDev6:api-itemsadder:3.2.5'
     implementation 'me.clip:placeholderapi:2.11.1'
-    implementation files('libs/CustomItems.jar')
+    //implementation files('libs/CustomItems.jar')
 
     // Shaded
     implementation 'com.dfsek:Paralithic:0.4.0'

src/main/java/com/volmit/iris/Iris.java

@@ -28,7 +28,7 @@ import com.volmit.iris.core.link.MultiverseCoreLink;
 import com.volmit.iris.core.link.MythicMobsLink;
 import com.volmit.iris.core.loader.IrisData;
 import com.volmit.iris.core.nms.INMS;
-import com.volmit.iris.core.nms.v19_3.NMSBinding19_3;
+import com.volmit.iris.core.nms.v19_4.NMSBinding19_4;
 import com.volmit.iris.core.pregenerator.LazyPregenerator;
 import com.volmit.iris.core.service.StudioSVC;
 import com.volmit.iris.core.tools.IrisToolbelt;
@@ -66,6 +66,7 @@ import org.bukkit.*;
 import org.bukkit.block.data.BlockData;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
+import org.bukkit.configuration.ConfigurationSection;
 import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.configuration.file.YamlConfiguration;
 import org.bukkit.entity.Player;
@@ -301,8 +302,8 @@ public class Iris extends VolmitPlugin implements Listener {
         msg(C.IRIS + string);
     }
 
-    public static void info(String string) {
-        msg(C.WHITE + string);
+    public static void info(String format, Object... args) {
+        msg(C.WHITE + String.format(format, args));
     }
 
     @SuppressWarnings("deprecation")
@@ -462,33 +463,38 @@ public class Iris extends VolmitPlugin implements Listener {
         FileConfiguration fc = new YamlConfiguration();
         try {
             fc.load(new File("bukkit.yml"));
-            searching:
-            for (String i : fc.getKeys(true)) {
-                if (i.startsWith("worlds.") && i.endsWith(".generator")) {
-                    String worldName = i.split("\\Q.\\E")[1];
-                    String generator = IrisSettings.get().getGenerator().getDefaultWorldType();
-                    if (fc.getString(i).startsWith("Iris:")) {
-                        generator = fc.getString(i).split("\\Q:\\E")[1];
-                    } else if (fc.getString(i).equals("Iris")) {
-                        generator = IrisSettings.get().getGenerator().getDefaultWorldType();
-                    } else {
-                        continue;
-                    }
+            ConfigurationSection section = fc.getConfigurationSection("worlds");
+            if(section == null) {
+                return;
+            }
 
-                    for (World j : Bukkit.getWorlds()) {
-                        if (j.getName().equals(worldName)) {
-                            continue searching;
-                        }
-                    }
-
-                    Iris.warn("Detected an Iris World in the bukkit yml '" + worldName + "' using Iris that was not loaded by bukkit. Good Guy Iris will load it up for you!");
-                    Iris.info(C.LIGHT_PURPLE + "Preparing Spawn for " + worldName + "' using Iris:" + generator);
-                    World world = new WorldCreator(worldName)
-                            .generator(getDefaultWorldGenerator(worldName, generator))
-                            .environment(IrisData.loadAnyDimension(generator).getEnvironment())
-                            .createWorld();
-                    Iris.info(C.LIGHT_PURPLE + "Loaded " + worldName + "!");
+            for(String s : section.getKeys(false)){
+                ConfigurationSection entry = section.getConfigurationSection(s);
+                if(!entry.contains("generator", true)) {
+                    continue;
                 }
+
+                String generator = entry.getString("generator");
+                if(generator.startsWith("Iris:")) {
+                    generator = generator.split("\\Q:\\E")[1];
+                } else if(generator.equalsIgnoreCase("Iris")) {
+                    generator = IrisSettings.get().getGenerator().getDefaultWorldType();
+                } else {
+                    continue;
+                }
+
+                Iris.info("2 World: %s | Generator: %s", s, generator);
+
+                if(Bukkit.getWorlds().stream().anyMatch(w -> w.getName().equals(s))) {
+                    continue;
+                }
+
+                Iris.info(C.LIGHT_PURPLE + "Preparing Spawn for " + s + "' using Iris:" + generator + "...");
+                new WorldCreator(s)
+                        .generator(getDefaultWorldGenerator(s, generator))
+                        .environment(IrisData.loadAnyDimension(generator).getEnvironment())
+                        .createWorld();
+                Iris.info(C.LIGHT_PURPLE + "Loaded " + s + "!");
             }
         } catch (Throwable e) {
             e.printStackTrace();
@@ -570,13 +576,13 @@ public class Iris extends VolmitPlugin implements Listener {
     private boolean setupChecks() {
         boolean passed = true;
         Iris.info("Version Information: " + instance.getServer().getVersion() + " | " + instance.getServer().getBukkitVersion());
-        if (!instance.getServer().getBukkitVersion().contains(NMSBinding19_3.NMS_VERSION)) {
+        if (!instance.getServer().getBukkitVersion().contains(NMSBinding19_4.NMS_VERSION)) {
             passed = false;
             Iris.warn("============================================");
             Iris.warn("=");
             Iris.warn("=");
             Iris.warn("=");
-            Iris.warn("Iris is not compatible with this version of Minecraft.\nPlease use " + NMSBinding19_3.NMS_VERSION + " or use an older version of Iris.");
+            Iris.warn("Iris is not compatible with this version of Minecraft.\nPlease use " + NMSBinding19_4.NMS_VERSION + " or use an older version of Iris.");
             Iris.warn("=");
             Iris.warn("=");
             Iris.warn("=");

src/main/java/com/volmit/iris/core/nms/INMS.java

@@ -20,7 +20,7 @@ package com.volmit.iris.core.nms;
 
 import com.volmit.iris.Iris;
 import com.volmit.iris.core.IrisSettings;
-import com.volmit.iris.core.nms.v19_3.NMSBinding19_3;
+import com.volmit.iris.core.nms.v19_4.NMSBinding19_4;
 import com.volmit.iris.core.nms.v1X.NMSBinding1X;
 import com.volmit.iris.util.collection.KMap;
 import org.bukkit.Bukkit;
@@ -28,7 +28,7 @@ import org.bukkit.Bukkit;
 public class INMS {
     //@builder
     private static final KMap<String, Class<? extends INMSBinding>> bindings = new KMap<String, Class<? extends INMSBinding>>()
-            .qput("v1_19_R2", NMSBinding19_3.class);
+            .qput("v1_19_R3", NMSBinding19_4.class);
     //@done
     private static final INMSBinding binding = bind();
 

src/main/java/com/volmit/iris/core/nms/v19_4/CustomBiomeSource.java

@@ -1,4 +1,4 @@
-package com.volmit.iris.core.nms.v19_3;
+package com.volmit.iris.core.nms.v19_4;
 
 import com.mojang.serialization.Codec;
 import com.volmit.iris.Iris;
@@ -18,16 +18,18 @@ 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_19_R2.CraftServer;
-import org.bukkit.craftbukkit.v1_19_R2.CraftWorld;
-import org.bukkit.craftbukkit.v1_19_R2.block.CraftBlock;
+import org.bukkit.craftbukkit.v1_19_R3.CraftServer;
+import org.bukkit.craftbukkit.v1_19_R3.CraftWorld;
+import org.bukkit.craftbukkit.v1_19_R3.block.CraftBlock;
 
 import java.lang.reflect.Field;
 import java.lang.reflect.Method;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Stream;
 
 public class CustomBiomeSource extends BiomeSource {
+
     private final long seed;
     private final Engine engine;
     private final Registry<Biome> biomeCustomRegistry;
@@ -37,19 +39,23 @@ public class CustomBiomeSource extends BiomeSource {
     private final KMap<String, Holder<Biome>> customBiomes;
 
     public CustomBiomeSource(long seed, Engine engine, World world) {
-        super(getAllBiomes(
-                ((RegistryAccess) getFor(RegistryAccess.Frozen.class, ((CraftServer) Bukkit.getServer()).getHandle().getServer()))
-                        .registry(Registries.BIOME).orElse(null),
-                ((CraftWorld) world).getHandle().registryAccess().registry(Registries.BIOME).orElse(null),
-                engine));
         this.engine = engine;
         this.seed = seed;
         this.biomeCustomRegistry = registry().registry(Registries.BIOME).orElse(null);
-        this.biomeRegistry = ((CraftWorld) world).getHandle().registryAccess().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);
     }
 
+    @Override
+    protected Stream<Holder<Biome>> 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 static List<Holder<Biome>> getAllBiomes(Registry<Biome> customRegistry, Registry<Biome> registry, Engine engine) {
         List<Holder<Biome>> b = new ArrayList<>();
 

src/main/java/com/volmit/iris/core/nms/v19_4/NMSBinding19_4.java

@@ -16,7 +16,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-package com.volmit.iris.core.nms.v19_3;
+package com.volmit.iris.core.nms.v19_4;
 
 
 import com.volmit.iris.Iris;
@@ -46,10 +46,11 @@ 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_19_R2.CraftChunk;
-import org.bukkit.craftbukkit.v1_19_R2.CraftServer;
-import org.bukkit.craftbukkit.v1_19_R2.CraftWorld;
-import org.bukkit.craftbukkit.v1_19_R2.block.data.CraftBlockData;
+import org.bukkit.craftbukkit.v1_19_R3.CraftChunk;
+import org.bukkit.craftbukkit.v1_19_R3.CraftServer;
+import org.bukkit.craftbukkit.v1_19_R3.CraftWorld;
+import org.bukkit.craftbukkit.v1_19_R3.block.CraftBlock;
+import org.bukkit.craftbukkit.v1_19_R3.block.data.CraftBlockData;
 import org.bukkit.entity.Entity;
 import org.bukkit.generator.ChunkGenerator;
 import org.jetbrains.annotations.NotNull;
@@ -64,9 +65,9 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.concurrent.atomic.AtomicInteger;
 
-public class NMSBinding19_3 implements INMSBinding {
+public class NMSBinding19_4 implements INMSBinding {
 
-    public static final String NMS_VERSION = "1.19.3";
+    public static final String NMS_VERSION = "1.19.4";
     private final KMap<Biome, Object> baseBiomeCache = new KMap<>();
     private final BlockData AIR = Material.AIR.createBlockData();
     private final AtomicCache<MCAIdMap<net.minecraft.world.level.biome.Biome>> biomeMapCache = new AtomicCache<>();
@@ -197,7 +198,6 @@ public class NMSBinding19_3 implements INMSBinding {
     }
 
     private Registry<net.minecraft.world.level.biome.Biome> getCustomBiomeRegistry() {
-
         return registry().registry(Registries.BIOME).orElse(null);
     }
 
@@ -256,7 +256,7 @@ public class NMSBinding19_3 implements INMSBinding {
 
     @Override
     public Object getBiomeBase(World world, Biome biome) {
-        return org.bukkit.craftbukkit.v1_19_R2.block.CraftBlock.biomeToBiomeBase(((CraftWorld) world).getHandle()
+        return CraftBlock.biomeToBiomeBase(((CraftWorld) world).getHandle()
                 .registryAccess().registry(Registries.BIOME).orElse(null), biome);
     }
 
@@ -268,13 +268,13 @@ public class NMSBinding19_3 implements INMSBinding {
             return v;
         }
         //noinspection unchecked
-        v = org.bukkit.craftbukkit.v1_19_R2.block.CraftBlock.biomeToBiomeBase((Registry<net.minecraft.world.level.biome.Biome>) registry, biome);
+        v = CraftBlock.biomeToBiomeBase((Registry<net.minecraft.world.level.biome.Biome>) 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 org.bukkit.craftbukkit.v1_19_R2.block.CraftBlock.biomeToBiomeBase((Registry<net.minecraft.world.level.biome.Biome>) registry, Biome.PLAINS);
+            return CraftBlock.biomeToBiomeBase((Registry<net.minecraft.world.level.biome.Biome>) registry, Biome.PLAINS);
         }
         baseBiomeCache.put(biome, v);
         return v;
@@ -394,7 +394,6 @@ public class NMSBinding19_3 implements INMSBinding {
             return f;
         }
         try {
-
             f = storage.getClass().getDeclaredField("biome");
             f.setAccessible(true);
             return f;

src/main/java/com/volmit/iris/core/pregenerator/IrisPregenerator.java

@@ -101,7 +101,8 @@ public class IrisPregenerator {
                         eta, M.ms() - startTime.get(), currentGeneratorMethod.get());
 
                 if (cl.flip()) {
-                    Iris.info("Pregen: " + Form.f(generated.get()) + " of " + Form.f(totalChunks.get()) + " (" + Form.pc((double) generated.get() / (double) totalChunks.get(), 0) + ") " + Form.f((int) chunksPerSecond.getAverage()) + "/s ETA: " + Form.duration((double) eta, 2));
+                    double percentage = ((double) generated.get() / (double) totalChunks.get()) * 100;
+                    Iris.info("Pregen: " + Form.f(generated.get()) + " of " + Form.f(totalChunks.get()) + " (%.0f%%) " + Form.f((int) chunksPerSecond.getAverage()) + "/s ETA: " + Form.duration((double) eta, 2), percentage);
                 }
 
                 return 1000;

src/main/java/com/volmit/iris/core/service/DolphinSVC.java

@@ -29,7 +29,7 @@ import net.minecraft.core.BlockPos;
 import org.bukkit.Material;
 import org.bukkit.Sound;
 import org.bukkit.SoundCategory;
-import org.bukkit.craftbukkit.v1_19_R2.entity.CraftDolphin;
+import org.bukkit.craftbukkit.v1_19_R3.entity.CraftDolphin;
 import org.bukkit.entity.Dolphin;
 import org.bukkit.entity.EntityType;
 import org.bukkit.event.EventHandler;

src/main/java/com/volmit/iris/engine/object/IrisBiomeCustom.java

@@ -120,6 +120,7 @@ public class IrisBiomeCustom {
         j.put("temperature", getTemperature());
         j.put("downfall", getHumidity());
         j.put("creature_spawn_probability", getSpawnRarity());
+        j.put("has_precipitation", getDownfallType() != IrisBiomeCustomPrecipType.none);
         j.put("precipitation", getDownfallType().toString().toLowerCase());
         j.put("category", getCategory().toString().toLowerCase());
         j.put("effects", effects);

src/main/java/com/volmit/iris/engine/object/IrisLoot.java

@@ -40,8 +40,7 @@ import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.TagParser;
 import org.bukkit.DyeColor;
 import org.bukkit.Material;
-import org.bukkit.NamespacedKey;
-import org.bukkit.craftbukkit.v1_19_R2.inventory.CraftItemStack;
+import org.bukkit.craftbukkit.v1_19_R3.inventory.CraftItemStack;
 import org.bukkit.inventory.ItemFlag;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.meta.Damageable;

src/main/java/com/volmit/iris/engine/object/IrisObject.java

@@ -494,29 +494,37 @@ public class IrisObject extends IrisRegistrant {
     public int place(int x, int yv, int z, IObjectPlacer oplacer, IrisObjectPlacement config, RNG rng, BiConsumer<BlockPosition, BlockData> listener, CarveResult c, IrisData rdata) {
         IObjectPlacer placer = (config.getHeightmap() != null) ? new HeightmapObjectPlacer(oplacer.getEngine() == null ? IrisContext.get().getEngine() : oplacer.getEngine(), rng, x, yv, z, config, oplacer) : oplacer;
 
-        // Rotation calculation
-        int slopeRotationY = 0;
-        ProceduralStream<Double> heightStream = rdata.getEngine().getComplex().getHeightStream();
-        if (config.isRotateTowardsSlope()) {
-            // Whichever side of the rectangle that bounds the object is lowest is the 'direction' of the slope (simply said).
-            double hNorth = heightStream.get(x, z + ((float)d) / 2);
-            double hEast = heightStream.get(x + ((float)w) / 2, z);
-            double hSouth = heightStream.get(x, z - ((float)d) / 2);
-            double hWest = heightStream.get(x - ((float)w) / 2, z);
-            double min = Math.min(Math.min(hNorth, hEast), Math.min(hSouth, hWest));
-            if (min == hNorth) {
-                slopeRotationY = 0;
-            } else if (min == hEast) {
-                slopeRotationY = 90;
-            } else if (min == hSouth) {
-                slopeRotationY = 180;
-            } else if (min == hWest) {
-                slopeRotationY = 270;
+        if (rdata != null) {
+            // Slope condition
+            if (!config.getSlopeCondition().isDefault() &&
+                    !config.getSlopeCondition().isValid(rdata.getEngine().getComplex().getSlopeStream().get(x, z))) {
+                return -1;
             }
+
+            // Rotation calculation
+            int slopeRotationY = 0;
+            ProceduralStream<Double> heightStream = rdata.getEngine().getComplex().getHeightStream();
+            if (config.isRotateTowardsSlope()) {
+                // Whichever side of the rectangle that bounds the object is lowest is the 'direction' of the slope (simply said).
+                double hNorth = heightStream.get(x, z + ((float) d) / 2);
+                double hEast = heightStream.get(x + ((float) w) / 2, z);
+                double hSouth = heightStream.get(x, z - ((float) d) / 2);
+                double hWest = heightStream.get(x - ((float) w) / 2, z);
+                double min = Math.min(Math.min(hNorth, hEast), Math.min(hSouth, hWest));
+                if (min == hNorth) {
+                    slopeRotationY = 0;
+                } else if (min == hEast) {
+                    slopeRotationY = 90;
+                } else if (min == hSouth) {
+                    slopeRotationY = 180;
+                } else if (min == hWest) {
+                    slopeRotationY = 270;
+                }
+            }
+            double newRotation = config.getRotation().getYAxis().getMin() + slopeRotationY;
+            config.getRotation().setYAxis(new IrisAxisRotationClamp(true, false, newRotation, newRotation, 360));
+            config.getRotation().setEnabled(true);
         }
-        double newRotation = config.getRotation().getYAxis().getMin() + slopeRotationY;
-        config.getRotation().setYAxis(new IrisAxisRotationClamp(true, false, newRotation, newRotation, 360));
-        config.getRotation().setEnabled(true);
 
         if (config.isSmartBore()) {
             ensureSmartBored(placer.isDebugSmartBore());

src/main/java/com/volmit/iris/engine/object/IrisObjectPlacement.java

@@ -62,6 +62,8 @@ public class IrisObjectPlacement {
     private double snow = 0;
     @Desc("Whether or not this object can be targeted by a dolphin.")
     private boolean isDolphinTarget = false;
+    @Desc("The slope at which this object can be placed. Range from 0 to 10 by default. Calculated from a 3-block radius from the center of the object placement.")
+    private IrisSlopeClip slopeCondition = new IrisSlopeClip();
     @Desc("Set to true to add the rotation of the direction of the slope of the terrain (wherever the slope is going down) to the y-axis rotation of the object." +
             "Rounded to 90 degrees. Adds the *min* rotation of the y axis as well (to still allow you to rotate objects nicely). Discards *max* and *interval* on *yaxis*")
     private boolean rotateTowardsSlope = false;

src/main/java/com/volmit/iris/engine/platform/BukkitChunkGenerator.java

@@ -20,7 +20,7 @@ package com.volmit.iris.engine.platform;
 
 import com.volmit.iris.Iris;
 import com.volmit.iris.core.loader.IrisData;
-import com.volmit.iris.core.nms.v19_3.CustomBiomeSource;
+import com.volmit.iris.core.nms.v19_4.CustomBiomeSource;
 import com.volmit.iris.core.service.StudioSVC;
 import com.volmit.iris.engine.IrisEngine;
 import com.volmit.iris.engine.data.chunk.TerrainChunk;
@@ -46,7 +46,7 @@ import net.minecraft.server.level.ServerLevel;
 import org.bukkit.*;
 import org.bukkit.block.Biome;
 import org.bukkit.block.data.BlockData;
-import org.bukkit.craftbukkit.v1_19_R2.CraftWorld;
+import org.bukkit.craftbukkit.v1_19_R3.CraftWorld;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
@@ -92,6 +92,8 @@ public class BukkitChunkGenerator extends ChunkGenerator implements PlatformChun
     @Setter
     private StudioGenerator studioGenerator;
 
+    private boolean initialized = false;
+
     public BukkitChunkGenerator(IrisWorld world, boolean studio, File dataLocation, String dimensionKey) {
         setup = new AtomicBoolean(false);
         studioGenerator = null;
@@ -124,21 +126,23 @@ public class BukkitChunkGenerator extends ChunkGenerator implements PlatformChun
     @EventHandler
     public void onWorldInit(WorldInitEvent event) {
         try {
-            if (world.name().equals(event.getWorld().getName()) && world.getRawWorldSeed() == event.getWorld().getSeed()) {
-                ServerLevel serverLevel = ((CraftWorld) event.getWorld()).getHandle();
-                Engine engine = getEngine(event.getWorld());
-                Class<?> clazz = serverLevel.getChunkSource().chunkMap.generator.getClass();
-                Field biomeSource = getField(clazz, "b");
-                biomeSource.setAccessible(true);
-                Field unsafeField = Unsafe.class.getDeclaredField("theUnsafe");
-                unsafeField.setAccessible(true);
-                Unsafe unsafe = (Unsafe) unsafeField.get(null);
-                CustomBiomeSource customBiomeSource = new CustomBiomeSource(event.getWorld().getSeed(), engine, event.getWorld());
-                unsafe.putObject(biomeSource.get(serverLevel.getChunkSource().chunkMap.generator), unsafe.objectFieldOffset(biomeSource), customBiomeSource);
-                biomeSource.set(serverLevel.getChunkSource().chunkMap.generator, customBiomeSource);
-                Iris.info("Injected Iris Biome Source into " + event.getWorld().getName());
-            } else {
-                Iris.info("World " + event.getWorld().getName() + " is not an Iris world in this context");
+            if(!initialized) {
+                world.setRawWorldSeed(event.getWorld().getSeed());
+                if (world.name().equals(event.getWorld().getName())) {
+                    ServerLevel serverLevel = ((CraftWorld) event.getWorld()).getHandle();
+                    Engine engine = getEngine(event.getWorld());
+                    Class<?> clazz = serverLevel.getChunkSource().chunkMap.generator.getClass();
+                    Field biomeSource = getField(clazz, "b");
+                    biomeSource.setAccessible(true);
+                    Field unsafeField = Unsafe.class.getDeclaredField("theUnsafe");
+                    unsafeField.setAccessible(true);
+                    Unsafe unsafe = (Unsafe) unsafeField.get(null);
+                    CustomBiomeSource customBiomeSource = new CustomBiomeSource(event.getWorld().getSeed(), engine, event.getWorld());
+                    unsafe.putObject(biomeSource.get(serverLevel.getChunkSource().chunkMap.generator), unsafe.objectFieldOffset(biomeSource), customBiomeSource);
+                    biomeSource.set(serverLevel.getChunkSource().chunkMap.generator, customBiomeSource);
+                    Iris.info("Injected Iris Biome Source into " + event.getWorld().getName());
+                    initialized = true;
+                }
             }
         } catch (Throwable e) {
             e.printStackTrace();

src/main/java/com/volmit/iris/engine/platform/DummyBiomeProvider.java

@@ -9,7 +9,7 @@ import org.jetbrains.annotations.NotNull;
 import java.util.List;
 
 public class DummyBiomeProvider extends BiomeProvider {
-    private final List<Biome> ALL = new KList<>(Biome.values()).qdel(Biome.CUSTOM);
+    private final List<Biome> ALL = new KList<>(Biome.values()).qdel(Biome.CHERRY_GROVE).qdel(Biome.CUSTOM);
 
     @NotNull
     @Override

src/main/resources/plugin.yml

@@ -21,4 +21,6 @@ commands:
   iris:
     aliases: [ ir, irs ]
 api-version: ${apiversion}
+softdepend:
+  - ItemsAdder
 hotload-dependencies: false