Steam Audio tryout

Assets/Plugins/SteamAudio/Scripts/Runtime/SerializedObject.cs

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+//
+// Copyright 2017-2023 Valve Corporation.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+#if STEAMAUDIO_ENABLED
+
+using System;
+using System.Collections.Generic;
+using System.Runtime.InteropServices;
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
+
+namespace SteamAudio
+{
+    public class SerializedObject
+    {
+        IntPtr mSerializedObject = IntPtr.Zero;
+        IntPtr mDataBuffer = IntPtr.Zero;
+
+        static List<SerializedData> sAssetsToFlush = null;
+
+        public SerializedObject(Context context)
+        {
+            var serializedObjectSettings = new SerializedObjectSettings { };
+
+            API.iplSerializedObjectCreate(context.Get(), ref serializedObjectSettings, out mSerializedObject);
+        }
+
+        public SerializedObject(Context context, SerializedData dataAsset)
+        {
+            var data = dataAsset.data;
+            mDataBuffer = Marshal.AllocHGlobal(data.Length);
+
+            Marshal.Copy(data, 0, mDataBuffer, data.Length);
+
+            var serializedObjectSettings = new SerializedObjectSettings { };
+            serializedObjectSettings.data = mDataBuffer;
+            serializedObjectSettings.size = (UIntPtr) data.Length;
+
+            API.iplSerializedObjectCreate(context.Get(), ref serializedObjectSettings, out mSerializedObject);
+        }
+
+        public SerializedObject(SerializedObject serializedObject)
+        {
+            mSerializedObject = API.iplSerializedObjectRetain(serializedObject.Get());
+        }
+
+        ~SerializedObject()
+        {
+            Release();
+        }
+
+        public void Release()
+        {
+            if (mDataBuffer != IntPtr.Zero)
+            {
+                Marshal.FreeHGlobal(mDataBuffer);
+                mDataBuffer = IntPtr.Zero;
+            }
+
+            API.iplSerializedObjectRelease(ref mSerializedObject);
+        }
+
+        public IntPtr Get()
+        {
+            return mSerializedObject;
+        }
+
+        public UIntPtr GetSize()
+        {
+            return API.iplSerializedObjectGetSize(mSerializedObject);
+        }
+
+        public IntPtr GetData()
+        {
+            return API.iplSerializedObjectGetData(mSerializedObject);
+        }
+
+        public void WriteToFile(SerializedData dataAsset, bool flush = true)
+        {
+            var dataSize = GetSize();
+            var dataBuffer = GetData();
+
+            dataAsset.data = new byte[(int) dataSize];
+            Marshal.Copy(dataBuffer, dataAsset.data, 0, (int) dataSize);
+
+            if (flush)
+            {
+                FlushWrite(dataAsset);
+            }
+            else
+            {
+                if (sAssetsToFlush == null)
+                {
+                    sAssetsToFlush = new List<SerializedData>();
+                }
+
+                sAssetsToFlush.Add(dataAsset);
+            }
+        }
+
+        public static void FlushWrite(SerializedData dataAsset)
+        {
+#if UNITY_EDITOR
+            var assetPaths = new string[1];
+            assetPaths[0] = AssetDatabase.GetAssetPath(dataAsset);
+
+            // TODO: Deprecate older versions of Unity.
+#if UNITY_2017_3_OR_NEWER
+            AssetDatabase.ForceReserializeAssets(assetPaths);
+#endif
+#endif
+        }
+
+        public static void FlushAllWrites()
+        {
+            if (sAssetsToFlush == null)
+                return;
+
+            foreach (var dataAsset in sAssetsToFlush)
+            {
+                FlushWrite(dataAsset);
+            }
+
+            sAssetsToFlush.Clear();
+        }
+    }
+}
+#endif