implement SamplerCache for drastically increased structure perf

platforms/bukkit/src/main/java/com/dfsek/terra/bukkit/TerraBukkitPlugin.java

@@ -145,8 +145,9 @@ public class TerraBukkitPlugin extends JavaPlugin implements TerraPlugin {
     public @Nullable ChunkGenerator getDefaultWorldGenerator(@NotNull String worldName, @Nullable String id) {
         return new BukkitChunkGeneratorWrapper(generatorMap.computeIfAbsent(worldName, name -> {
             if(!registry.contains(id)) throw new IllegalArgumentException("No such config pack \"" + id + "\"");
-            worlds.put(worldName, registry.get(id));
-            return new MasterChunkGenerator(registry.get(id), this);
+            ConfigPack pack = registry.get(id);
+            worlds.put(worldName, pack);
+            return new MasterChunkGenerator(registry.get(id), this, pack.getSamplerCache());
         }));
     }
 

platforms/bukkit/src/main/java/com/dfsek/terra/bukkit/command/command/structure/SpawnCommand.java

@@ -33,7 +33,7 @@ public class SpawnCommand extends WorldCommand implements DebugCommand {
         int z = p.getBlockZ();
         Position dummy = new Position(0, 0);
         com.dfsek.terra.api.platform.world.World w = BukkitAdapter.adapt(world);
-        String check = new CheckFunction(getMain(), new NumericConstant(0, dummy), new NumericConstant(0, dummy), new NumericConstant(0, dummy), getMain().getWorld(w).getConfig().getCheckCache(), dummy).apply(new TerraImplementationArguments(new StructureBuffer(
+        String check = new CheckFunction(getMain(), new NumericConstant(0, dummy), new NumericConstant(0, dummy), new NumericConstant(0, dummy), getMain().getWorld(w).getConfig().getSamplerCache(), dummy).apply(new TerraImplementationArguments(new StructureBuffer(
                 new com.dfsek.terra.api.math.vector.Location(w, x, y, z)
         ), Rotation.NONE, new FastRandom(), 0));
 

platforms/bukkit/src/main/resources/config.yml

@@ -5,6 +5,6 @@ dump-default: true
 biome-search-resolution: 4
 cache:
   carver: 512
-  structure: 128
+  structure: 1024
 master-disable:
   caves: false