fix world creation

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

@@ -120,4 +120,8 @@ public interface INMSBinding {
     default DataVersion getDataVersion() {
         return DataVersion.V1192;
     }
+
+    default int getSpawnChunkCount(World world) {
+        return 441;
+    }
 }

core/src/main/java/com/volmit/iris/core/tools/IrisCreator.java

@@ -152,7 +152,6 @@ public class IrisCreator {
 
         J.a(() ->
         {
-            int req = 441;
             Supplier<Integer> g = () -> {
                 if (finalAccess1 == null || finalAccess1.getEngine() == null) {
                     return 0;
@@ -160,6 +159,9 @@ public class IrisCreator {
                 return finalAccess1.getEngine().getGenerated();
             };
             if(!benchmark) {
+                if (finalAccess1 == null) return;
+                int req = finalAccess1.getSpawnChunks().join();
+
                 while (g.get() < req) {
                     double v = (double) g.get() / (double) req;
                     if (sender.isPlayer()) {

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

@@ -63,6 +63,7 @@ import java.io.IOException;
 import java.lang.reflect.Field;
 import java.util.List;
 import java.util.Random;
+import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.Semaphore;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicInteger;
@@ -84,6 +85,7 @@ public class BukkitChunkGenerator extends ChunkGenerator implements PlatformChun
     private final AtomicBoolean setup;
     private final boolean studio;
     private final AtomicInteger a = new AtomicInteger(0);
+    private final CompletableFuture<Integer> spawnChunks = new CompletableFuture<>();
     private final boolean smartVanillaHeight;
     private Engine engine;
     private Looper hotloader;
@@ -148,6 +150,7 @@ public class BukkitChunkGenerator extends ChunkGenerator implements PlatformChun
                     } else {
                         INMS.get().inject(event.getWorld().getSeed(), engine, event.getWorld());
                         Iris.info("Injected Iris Biome Source into " + event.getWorld().getName());
+                        spawnChunks.complete(INMS.get().getSpawnChunkCount(event.getWorld()));
                         initialized = true;
                     }
                 }

core/src/main/java/com/volmit/iris/engine/platform/PlatformChunkGenerator.java

@@ -25,6 +25,7 @@ import com.volmit.iris.engine.framework.Hotloadable;
 import com.volmit.iris.util.data.DataProvider;
 import org.bukkit.World;
 
+import java.util.concurrent.CompletableFuture;
 import java.util.function.Consumer;
 
 public interface PlatformChunkGenerator extends Hotloadable, DataProvider {
@@ -46,4 +47,6 @@ public interface PlatformChunkGenerator extends Hotloadable, DataProvider {
     boolean isStudio();
 
     void touch(World world);
+
+    CompletableFuture<Integer> getSpawnChunks();
 }

nms/v1_20_R4/src/main/java/com/volmit/iris/core/nms/v1_20_R4/NMSBinding.java

@@ -10,6 +10,7 @@ import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Optional;
 import java.util.Vector;
 import java.util.concurrent.atomic.AtomicInteger;
 
@@ -576,4 +577,12 @@ public class NMSBinding implements INMSBinding {
     public DataVersion getDataVersion() {
         return DataVersion.V1205;
     }
+
+    @Override
+    public int getSpawnChunkCount(World world) {
+        var radius = Optional.ofNullable(world.getGameRuleValue(GameRule.SPAWN_CHUNK_RADIUS))
+                .orElseGet(() -> world.getGameRuleDefault(GameRule.SPAWN_CHUNK_RADIUS));
+        if (radius == null) throw new IllegalStateException("GameRule.SPAWN_CHUNK_RADIUS is null!");
+        return (int) Math.pow(2 * radius + 1, 2);
+    }
 }

nms/v1_21_R1/src/main/java/com/volmit/iris/core/nms/v1_21_R1/NMSBinding.java

@@ -10,6 +10,7 @@ import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Optional;
 import java.util.Vector;
 import java.util.concurrent.atomic.AtomicInteger;
 
@@ -581,4 +582,12 @@ public class NMSBinding implements INMSBinding {
     public DataVersion getDataVersion() {
         return DataVersion.V1205;
     }
+
+    @Override
+    public int getSpawnChunkCount(World world) {
+        var radius = Optional.ofNullable(world.getGameRuleValue(GameRule.SPAWN_CHUNK_RADIUS))
+                .orElseGet(() -> world.getGameRuleDefault(GameRule.SPAWN_CHUNK_RADIUS));
+        if (radius == null) throw new IllegalStateException("GameRule.SPAWN_CHUNK_RADIUS is null!");
+        return (int) Math.pow(2 * radius + 1, 2);
+    }
 }