1 files changed, 45 insertions, 0 deletions
diff --git a/Ryujinx.Audio.Renderer/Common/NodeIdHelper.cs b/Ryujinx.Audio.Renderer/Common/NodeIdHelper.cs
new file mode 100644
index 00000000..6bb66058
--- /dev/null
+++ b/Ryujinx.Audio.Renderer/Common/NodeIdHelper.cs
@@ -0,0 +1,45 @@
+//
+// Copyright (c) 2019-2020 Ryujinx
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+//
+
+namespace Ryujinx.Audio.Renderer.Common
+{
+    /// <summary>
+    /// Helper for manipulating node ids.
+    /// </summary>
+    public static class NodeIdHelper
+    {
+        /// <summary>
+        /// Get the type of a node from a given node id.
+        /// </summary>
+        /// <param name="nodeId">Id of the node.</param>
+        /// <returns>The type of the node.</returns>
+        public static NodeIdType GetType(int nodeId)
+        {
+            return (NodeIdType)(nodeId >> 28);
+        }
+
+        /// <summary>
+        /// Get the base of a node from a given node id.
+        /// </summary>
+        /// <param name="nodeId">Id of the node.</param>
+        /// <returns>The base of the node.</returns>
+        public static int GetBase(int nodeId)
+        {
+            return (nodeId >> 16) & 0xFFF;
+        }
+    }
+}