Move solution and projects to src

src/Ryujinx.Graphics.GAL/BufferRange.cs

@@ -0,0 +1,21 @@
+namespace Ryujinx.Graphics.GAL
+{
+    public readonly struct BufferRange
+    {
+        private static readonly BufferRange _empty = new BufferRange(BufferHandle.Null, 0, 0);
+
+        public static BufferRange Empty => _empty;
+
+        public BufferHandle Handle { get; }
+
+        public int Offset { get; }
+        public int Size   { get; }
+
+        public BufferRange(BufferHandle handle, int offset, int size)
+        {
+            Handle = handle;
+            Offset = offset;
+            Size   = size;
+        }
+    }
+}