Entity spawns

src/main/java/com/volmit/iris/scaffold/cache/Cache.java

@@ -1,7 +1,13 @@
 package com.volmit.iris.scaffold.cache;
 
+import org.bukkit.Chunk;
+
 public interface Cache<V>
 {
+    static long key(Chunk chunk) {
+        return key(chunk.getX(), chunk.getZ());
+    }
+
     public int getId();
 
     public V get(int x, int z);

src/main/java/com/volmit/iris/scaffold/engine/Engine.java

@@ -6,6 +6,7 @@ import com.volmit.iris.scaffold.cache.Cache;
 import com.volmit.iris.scaffold.data.DataProvider;
 import com.volmit.iris.scaffold.hunk.Hunk;
 import com.volmit.iris.scaffold.parallax.ParallaxAccess;
+import com.volmit.iris.scaffold.parallel.MultiBurst;
 import com.volmit.iris.util.B;
 import com.volmit.iris.util.KList;
 import com.volmit.iris.util.RNG;
@@ -320,4 +321,16 @@ public interface Engine extends DataProvider, Fallible, GeneratorAccess, LootPro
     {
         return getHeight() + getMinHeight();
     }
+
+    public EngineCompound getCompound();
+
+    public default boolean isStudio()
+    {
+        return getCompound().isStudio();
+    }
+
+    public default void clean()
+    {
+        MultiBurst.burst.lazy(() -> getParallax().cleanup());
+    }
 }

src/main/java/com/volmit/iris/scaffold/engine/EngineCompositeGenerator.java

@@ -2,16 +2,13 @@ package com.volmit.iris.scaffold.engine;
 
 import com.volmit.iris.Iris;
 import com.volmit.iris.generator.IrisEngineCompound;
-import com.volmit.iris.util.TerrainChunk;
 import com.volmit.iris.manager.IrisDataManager;
 import com.volmit.iris.object.IrisBiome;
 import com.volmit.iris.object.IrisDimension;
 import com.volmit.iris.scaffold.IrisWorlds;
 import com.volmit.iris.scaffold.cache.Cache;
 import com.volmit.iris.scaffold.hunk.Hunk;
-import com.volmit.iris.util.KList;
-import com.volmit.iris.util.M;
-import com.volmit.iris.util.RNG;
+import com.volmit.iris.util.*;
 import org.bukkit.*;
 import org.bukkit.block.Biome;
 import org.bukkit.block.data.BlockData;
@@ -33,6 +30,8 @@ public class EngineCompositeGenerator extends ChunkGenerator implements IrisAcce
     private final boolean production;
     private final KList<BlockPopulator> populators;
     private int generated = 0;
+    private int art;
+    private ReactiveFolder hotloader = null;
 
     public EngineCompositeGenerator() {
         this(null, true);
@@ -43,6 +42,7 @@ public class EngineCompositeGenerator extends ChunkGenerator implements IrisAcce
         this.production = production;
         this.dimensionHint = hint;
         initialized = new AtomicBoolean(false);
+        art = J.ar(this::tick, 20);
         populators = new KList<BlockPopulator>().qadd(new BlockPopulator() {
             @Override
             public void populate(@NotNull World world, @NotNull Random random, @NotNull Chunk chunk) {
@@ -63,6 +63,30 @@ public class EngineCompositeGenerator extends ChunkGenerator implements IrisAcce
         initialized.lazySet(false);
     }
 
+    public void tick()
+    {
+        if(isClosed())
+        {
+            return;
+        }
+
+        if(!initialized.get())
+        {
+            return;
+        }
+
+        try
+        {
+            hotloader.check();
+            getComposite().clean();
+        }
+
+        catch(Throwable e)
+        {
+
+        }
+    }
+
     private synchronized IrisDimension getDimension(World world) {
         String hint = dimensionHint;
         IrisDimension dim = null;
@@ -124,9 +148,11 @@ public class EngineCompositeGenerator extends ChunkGenerator implements IrisAcce
         IrisDimension dim = getDimension(world);
         IrisDataManager data = production ? new IrisDataManager(getDataFolder(world)) : dim.getLoader().copy();
         compound = new IrisEngineCompound(world, dim, data, Iris.getThreadCount());
+        compound.setStudio(!production);
         initialized.set(true);
         populators.clear();
         populators.addAll(compound.getPopulators());
+        hotloader = new ReactiveFolder(data.getDataFolder(), (a, c, d) -> hotload());
     }
 
     private File getDataFolder(World world) {
@@ -385,6 +411,7 @@ public class EngineCompositeGenerator extends ChunkGenerator implements IrisAcce
 
     @Override
     public void close() {
+        J.car(art);
         getComposite().close();
         IrisWorlds.evacuate(getComposite().getWorld());
         Bukkit.unloadWorld(getComposite().getWorld(), !isStudio());

src/main/java/com/volmit/iris/scaffold/engine/EngineCompound.java

@@ -91,4 +91,16 @@ public interface EngineCompound extends Listener
     public boolean isFailing();
 
     public int getThreadCount();
+
+    public boolean isStudio();
+
+    public void setStudio(boolean std);
+
+    public default void clean()
+    {
+        for(int i = 0; i < getSize(); i++)
+        {
+            getEngine(i).clean();
+        }
+    }
 }

src/main/java/com/volmit/iris/scaffold/hunk/io/HunkIOAdapter.java

@@ -1,6 +1,5 @@
 package com.volmit.iris.scaffold.hunk.io;
 
-import com.volmit.iris.IrisSettings;
 import com.volmit.iris.scaffold.data.IOAdapter;
 import com.volmit.iris.scaffold.hunk.Hunk;
 import com.volmit.iris.util.ByteArrayTag;
@@ -21,7 +20,7 @@ public interface HunkIOAdapter<T> extends IOAdapter<T>
     {
         f.getParentFile().mkdirs();
         FileOutputStream fos = new FileOutputStream(f);
-        GZIPOutputStream gzo = new CustomOutputStream(fos, IrisSettings.get().parallaxCompressionLevel);
+        GZIPOutputStream gzo = new CustomOutputStream(fos, 6);
         write(t, gzo);
     }