Initial commit

Infra/Buffers/ArrayOwner.cs

@@ -0,0 +1,29 @@
+using System.Buffers;
+
+namespace StitchATon2.Infra.Buffers;
+
+public class ArrayOwner<T> : IBuffer<T> where T : unmanaged 
+{
+    private readonly ArrayPool<T> _owner;
+    private readonly T[] _buffer;
+
+    public ArrayOwner(ArrayPool<T> owner, int size)
+    {
+        _owner = owner;
+        _buffer = owner.Rent(size);
+    }
+    
+    ~ArrayOwner() => Dispose();
+    
+    public void Dispose()
+    {
+        _owner.Return(_buffer);
+        GC.SuppressFinalize(this);
+    }
+
+    public ref T this[int index] => ref _buffer[index];
+
+    public Span<T> Span => _buffer;
+
+    public T[] Array => _buffer;
+}