Move solution and projects to src

src/Ryujinx.Audio/Renderer/Server/Effect/UsageState.cs

@@ -0,0 +1,28 @@
+namespace Ryujinx.Audio.Renderer.Server.Effect
+{
+    /// <summary>
+    /// The usage state of an effect.
+    /// </summary>
+    public enum UsageState : byte
+    {
+        /// <summary>
+        /// The effect is in an invalid state.
+        /// </summary>
+        Invalid,
+
+        /// <summary>
+        /// The effect is new.
+        /// </summary>
+        New,
+
+        /// <summary>
+        /// The effect is enabled.
+        /// </summary>
+        Enabled,
+
+        /// <summary>
+        /// The effect is disabled.
+        /// </summary>
+        Disabled
+    }
+}