update map gen

Assets/Scripts/GameSetup/Maze/Native/NativeNoiseProvider.cs

@@ -0,0 +1,64 @@
+using System;
+using System.Runtime.InteropServices;
+using UnityEngine;
+
+namespace Hallucinate.GameSetup.Maze.Native
+{
+    public class NativeNoiseProvider : IDisposable
+    {
+        private const string DLL_NAME = "BackroomsNoise";
+
+        [DllImport(DLL_NAME)]
+        private static extern IntPtr CreateNoiseGenerator(int seed, float frequency, int noiseType);
+
+        [DllImport(DLL_NAME)]
+        private static extern float GetNoiseValue(IntPtr handle, float x, float z);
+
+        [DllImport(DLL_NAME)]
+        private static extern void GetNoiseBuffer(IntPtr handle, float startX, float startZ, int width, int depth, float[] buffer);
+
+        [DllImport(DLL_NAME)]
+        private static extern void DestroyNoiseGenerator(IntPtr handle);
+
+        private IntPtr _handle;
+        public bool IsInitialized => _handle != IntPtr.Zero;
+
+        public NativeNoiseProvider(int seed, float frequency = 0.01f, int noiseType = 0)
+        {
+            try
+            {
+                _handle = CreateNoiseGenerator(seed, frequency, noiseType);
+            }
+            catch (DllNotFoundException)
+            {
+                Debug.LogWarning($"Native library '{DLL_NAME}' not found. Ensure it is compiled and placed in Plugins folder.");
+            }
+        }
+
+        public float GetNoise(float x, float z)
+        {
+            if (!IsInitialized) return 0f;
+            return GetNoiseValue(_handle, x, z);
+        }
+
+        public void FillBuffer(float startX, float startZ, int width, int depth, float[] buffer)
+        {
+            if (!IsInitialized || buffer == null) return;
+            GetNoiseBuffer(_handle, startX, startZ, width, depth, buffer);
+        }
+
+        public void Dispose()
+        {
+            if (IsInitialized)
+            {
+                DestroyNoiseGenerator(_handle);
+                _handle = IntPtr.Zero;
+            }
+        }
+
+        ~NativeNoiseProvider()
+        {
+            Dispose();
+        }
+    }
+}