Feat : Wwise Integration
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Alex
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/*******************************************************************************
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The content of this file includes portions of the proprietary AUDIOKINETIC Wwise
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Technology released in source code form as part of the game integration package.
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The content of this file may not be used without valid licenses to the
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AUDIOKINETIC Wwise Technology.
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Note that the use of the game engine is subject to the Unity(R) Terms of
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Service at https://unity3d.com/legal/terms-of-service
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License Usage
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Licensees holding valid licenses to the AUDIOKINETIC Wwise Technology may use
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this file in accordance with the end user license agreement provided with the
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software or, alternatively, in accordance with the terms contained
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in a written agreement between you and Audiokinetic Inc.
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Copyright (c) 2026 Audiokinetic Inc.
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*******************************************************************************/
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#if UNITY_EDITOR
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using System.Collections.Generic;
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using System.IO;
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using AK.Wwise.Unity.Logging;
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public partial class AkBuildPreprocessor
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{
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/// <summary>
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/// User hook called to retrieve the custom platform name used to determine the base path. Do not modify platformName
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/// to use default platform names.
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/// </summary>
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/// <param name="platformName">The custom platform name.</param>
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public delegate void CustomPlatformNameGetter(ref string platformName, UnityEditor.BuildTarget target);
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public static CustomPlatformNameGetter GetCustomPlatformName;
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public delegate void OnBuildCallback(string path);
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public static void BuildCallbackNoOp(string path)
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{
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// No-op
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}
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public class PlatformConfiguration
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{
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public string WwisePlatformName;
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public OnBuildCallback OnPreprocessBuild = BuildCallbackNoOp;
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public OnBuildCallback OnPostprocessBuild = BuildCallbackNoOp;
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}
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private static Dictionary<UnityEditor.BuildTarget, PlatformConfiguration> PlatformConfigurations = new Dictionary<UnityEditor.BuildTarget, PlatformConfiguration>();
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public static void RegisterBuildTarget(UnityEditor.BuildTarget target, PlatformConfiguration config)
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{
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PlatformConfigurations.Add(target, config);
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}
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public static string GetPlatformName(UnityEditor.BuildTarget target)
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{
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var platformSubDir = string.Empty;
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GetCustomPlatformName?.Invoke(ref platformSubDir, target);
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if (!string.IsNullOrEmpty(platformSubDir))
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return platformSubDir;
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//New way to access target platform name
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string platformName = AkBasePathGetter.GetTargetPlatformName(target);
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if (platformName != string.Empty)
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{
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return platformName;
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}
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//For legacy code compatibility. Should maybe remove in 26.1 or 27.1 to give time to adjust
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if (PlatformConfigurations.ContainsKey(target))
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{
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if (platformName == string.Empty)
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{
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platformName = PlatformConfigurations[target].WwisePlatformName;
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}
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return platformName;
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}
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//Keeping the old fallback of using the Unity target name.
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return target.ToString();
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}
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}
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#if UNITY_2018_1_OR_NEWER
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public partial class AkBuildPreprocessor : UnityEditor.Build.IPreprocessBuildWithReport, UnityEditor.Build.IPostprocessBuildWithReport
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#else
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public partial class AkBuildPreprocessor : UnityEditor.Build.IPreprocessBuild, UnityEditor.Build.IPostprocessBuild
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#endif
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{
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public int callbackOrder
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{
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get { return 0; }
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}
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private string destinationSoundBankFolder = string.Empty;
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public static bool CopySoundbanks(bool generate, string platformName, ref string destinationFolder)
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{
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if (string.IsNullOrEmpty(platformName))
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{
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WwiseLogger.ErrorFormat("Could not determine platform name for <{0}> platform", platformName);
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return false;
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}
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if (generate)
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{
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var platforms = new System.Collections.Generic.List<string> { platformName };
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string wwiseInstallationPath = "";
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#if UNITY_EDITOR_WIN
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wwiseInstallationPath = AkWwiseEditorSettings.Instance.WwiseInstallationPathWindows;
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#elif UNITY_EDITOR_OSX
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wwiseInstallationPath = AkWwiseEditorSettings.Instance.WwiseInstallationPathMac;
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#endif
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AkUtilities.GenerateSoundbanks(wwiseInstallationPath, AkWwiseEditorSettings.WwiseProjectAbsolutePath, platforms);
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}
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string sourceFolder;
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if (!AkBasePathGetter.GetSoundBankPaths(platformName, out sourceFolder, out destinationFolder))
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return false;
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if (!AkUtilities.DirectoryCopy(sourceFolder, destinationFolder, true))
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{
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destinationFolder = null;
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WwiseLogger.ErrorFormat("Could not copy SoundBank folder for <{0}> platform", platformName);
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return false;
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}
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WwiseLogger.Log($"Copied SoundBank folder from <{sourceFolder}> to streaming assets folder <{destinationFolder}> for <{platformName}> platform build");
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return true;
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}
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public static void DeleteSoundbanks(string destinationFolder)
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{
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if (string.IsNullOrEmpty(destinationFolder))
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return;
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System.IO.Directory.Delete(destinationFolder, true);
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WwiseLogger.LogFormat("Deleting streaming assets folder <{0}>", destinationFolder);
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}
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public void OnPreprocessBuildInternal(UnityEditor.BuildTarget target, string path)
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{
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var platformName = GetPlatformName(target);
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#if !(AK_WWISE_ADDRESSABLES && UNITY_ADDRESSABLES)
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if (AkWwiseEditorSettings.Instance.CopySoundBanksAsPreBuildStep)
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{
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if (!CopySoundbanks(AkWwiseEditorSettings.Instance.GenerateSoundBanksAsPreBuildStep, platformName, ref destinationSoundBankFolder))
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{
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WwiseLogger.ErrorFormat("SoundBank folder has not been copied for <{0}> target at <{1}>. This will likely result in a build without sound!!!", target, path);
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}
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}
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#endif
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if (PlatformConfigurations.TryGetValue(target, out var config))
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{
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config.OnPreprocessBuild(path);
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}
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// Init ProjectDB for platform being built
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WwiseProjectDatabase.Init(AkWwiseEditorSettings.GetRootOutputPath(), platformName);
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AkPluginActivator.ForceUpdate();
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AkPluginActivator.ActivatePluginsForDeployment(target, true);
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}
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public void OnPostprocessBuildInternal(UnityEditor.BuildTarget target, string path)
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{
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AkPluginActivator.ActivatePluginsForDeployment(target, false);
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if (PlatformConfigurations.TryGetValue(target, out var config))
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{
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config.OnPostprocessBuild(path);
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}
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#if !(AK_WWISE_ADDRESSABLES && UNITY_ADDRESSABLES)
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DeleteSoundbanks(destinationSoundBankFolder);
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#endif
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destinationSoundBankFolder = string.Empty;
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// Point the ProjectDB back on the current editor platform
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WwiseProjectDatabase.Init(AkWwiseEditorSettings.GetRootOutputPath(), AkBasePathGetter.GetPlatformName());
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}
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#if UNITY_2018_1_OR_NEWER
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public void OnPreprocessBuild(UnityEditor.Build.Reporting.BuildReport report)
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{
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OnPreprocessBuildInternal(report.summary.platform, report.summary.outputPath);
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}
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public void OnPostprocessBuild(UnityEditor.Build.Reporting.BuildReport report)
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{
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OnPostprocessBuildInternal(report.summary.platform, report.summary.outputPath);
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}
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#else
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public void OnPreprocessBuild(UnityEditor.BuildTarget target, string path)
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{
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OnPreprocessBuildInternal(target, path);
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}
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public void OnPostprocessBuild(UnityEditor.BuildTarget target, string path)
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{
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OnPostprocessBuildInternal(target, path);
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}
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#endif
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}
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#endif // #if UNITY_EDITOR
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