feat: 在Unity内支持直接调整音频文件进行混音

Assets/Scripts/OCES/AssetsManagement/ResourceLoader.cs

@@ -21,10 +21,13 @@ namespace OCES
         [CanBeNull]
         internal T LoadSync<T>(string path) where T : Object
         {
+
+#if !AUDIO_MIXING
             if (this.m_cachedObjects.TryGetValue(path, out Object cachedObject))
             {
                 return cachedObject as T;
             }
+#endif
 
             T newObject;
             if (this.m_assetProvider is not null)
@@ -37,7 +40,9 @@ namespace OCES
                 Debug.LogWarning($"[ResourceLoader] No IAssetProvider set, falling back to Resources.Load for '{path}'");
             }
 
+#if !AUDIO_MIXING
             this.m_cachedObjects.Add(path, newObject);
+#endif
             return newObject;
         }
 

Assets/Scripts/OCES/AssetsManagement/StreamingAssetProvider.cs

@@ -23,11 +23,10 @@ namespace OCES
         {
             if (typeof(T) != typeof(AudioClip))
             {
-                Debug.LogError($"[StreamingAssetProvider] Load<{typeof(T).Name}> 不支持，仅支持 AudioClip");
+                return Resources.Load<T>(path);
-                return null;
             }
 
-            string fullPath = Path.Combine(Application.streamingAssetsPath, path);
+            string fullPath = Path.Combine("Audios", Application.streamingAssetsPath, path) + ".wav";
             if (!File.Exists(fullPath))
             {
                 Debug.LogError($"[StreamingAssetProvider] 文件 {fullPath} 不存在。");
@@ -48,25 +47,26 @@ namespace OCES
         {
             if (typeof(T) != typeof(AudioClip))
             {
-                Debug.LogError($"[StreamingAssetProvider] LoadAsync<{typeof(T).Name}> 不支持，仅支持 AudioClip");
+                ResourceRequest resourceRequest = Resources.LoadAsync<T>(path);
-                onComplete?.Invoke(null);
+                yield return resourceRequest;
+                onComplete?.Invoke(resourceRequest.asset as T);
                 yield break;
             }
 
-            string fullPath = Path.Combine(Application.streamingAssetsPath, path);
+            string fullPath = Path.Combine("Audios", Application.streamingAssetsPath, path);
             string url = "file://" + fullPath;
 
-            using UnityWebRequest request = UnityWebRequestMultimedia.GetAudioClip(url, AudioType.WAV);
+            using UnityWebRequest webRequest = UnityWebRequestMultimedia.GetAudioClip(url, AudioType.WAV);
-            yield return request.SendWebRequest();
+            yield return webRequest.SendWebRequest();
 
-            if (request.result == UnityWebRequest.Result.Success)
+            if (webRequest.result == UnityWebRequest.Result.Success)
             {
-                AudioClip clip = DownloadHandlerAudioClip.GetContent(request);
+                AudioClip clip = DownloadHandlerAudioClip.GetContent(webRequest);
                 onComplete?.Invoke(clip as T);
             }
             else
             {
-                Debug.LogError($"[StreamingAssetProvider] 加载失败: {url}, 错误: {request.error}");
+                Debug.LogError($"[StreamingAssetProvider] 加载失败: {url}, 错误: {webRequest.error}");
                 onComplete?.Invoke(null);
             }
         }

Assets/Scripts/OCES/Audio/HandWritten/Editor/MixingHelper.cs

@@ -0,0 +1,57 @@
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using UnityEditor;
+using UnityEditor.Build;
+
+namespace OCES.Audio.HandWritten.Editor
+{
+    public static class MixingHelper
+    {
+        static readonly List<NamedBuildTarget> s_selectedBuildTargets = new()
+        { 
+            NamedBuildTarget.Android, 
+            NamedBuildTarget.iOS, 
+            NamedBuildTarget.Standalone,
+        };
+        
+        static readonly AudioExtendSettings s_audioExtendSettings = AssetDatabase.LoadAssetAtPath<AudioExtendSettings>(AssetDatabase.GUIDToAssetPath("de80878c933394e2da0966a1466fd793"));
+        
+        [MenuItem("Tools/OCES/Audio/Enable Mixing")]
+        public static void EnableMixing()
+        {
+            if (s_audioExtendSettings is not null &&  s_audioExtendSettings.useAssetBundle)
+            {
+                EditorUtility.DisplayDialog("Mixing", "已启用Asset Bundle。\n对音频文件的调整不会生效。", "好吧");
+            }
+            
+            foreach (NamedBuildTarget buildTarget in s_selectedBuildTargets)
+            {
+                PlayerSettings.GetScriptingDefineSymbols(buildTarget, out string[] defineArray);
+                List<string> defineList = defineArray.ToList();
+                
+                if (!defineArray.Contains("AUDIO_MIXING"))
+                {
+                    defineList.Add("AUDIO_MIXING");
+                    PlayerSettings.SetScriptingDefineSymbols(buildTarget, defineList.ToArray());
+                }
+            }
+        }
+
+        [MenuItem("Tools/OCES/Audio/Disable Mixing")]
+        public static void DisableMixing()
+        {
+            foreach (NamedBuildTarget buildTarget in s_selectedBuildTargets)
+            {
+                PlayerSettings.GetScriptingDefineSymbols(buildTarget, out string[] defineArray);
+                List<string> defineList = defineArray.ToList();
+
+                if (defineList.Contains("AUDIO_MIXING"))
+                {
+                    defineList.Remove("AUDIO_MIXING");
+                    PlayerSettings.SetScriptingDefineSymbols(buildTarget, defineList.ToArray());
+                }
+            }
+        }
+    }
+}

Assets/Scripts/OCES/Audio/HandWritten/Editor/MixingHelper.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 388d2124804048c1a9ea3c403820b443
+timeCreated: 1779159928