private static AudioClip LoadAndCacheAudioClip(string path)
{
if (!File.Exists(path))
{
Debug.LogError("File does not exist: " + path);
return(null);
}
AudioClip audioClip = AudioUtils.GetAudioClip(path);
if (audioClip == null)
{
Debug.LogError("Could load not AudioClip from path: " + path);
return(null);
}
if (audioClipCache.Count >= criticalCacheSize)
{
RemoveOldestAudioClipsFromCache();
}
// Cache the new AudioClip.
CachedAudioClip cachedAudioClip = new CachedAudioClip(path, audioClip, Time.frameCount);
audioClipCache[path] = cachedAudioClip;
return(audioClip);
}
private static void AddAudioClipToCache(string path, AudioClip audioClip, bool streamAudio)
{
if (audioClipCache.Count >= criticalCacheSize)
{
RemoveOldestAudioClipsFromCache();
}
// Cache the new AudioClip.
CachedAudioClip cachedAudioClip = new CachedAudioClip(path, audioClip, Time.frameCount, streamAudio);
audioClipCache[path] = cachedAudioClip;
}
private static void RemoveCachedAudioClip(CachedAudioClip cachedAudioClip)
{
audioClipCache.Remove(cachedAudioClip.Path);
if (cachedAudioClip.StreamedAudioClip != null)
{
cachedAudioClip.StreamedAudioClip.UnloadAudioData();
}
if (cachedAudioClip.FullAudioClip != null)
{
cachedAudioClip.FullAudioClip.UnloadAudioData();
}
}
private static void RemoveOldestAudioClipsFromCache()
{
CachedAudioClip oldest = null;
foreach (CachedAudioClip cachedAudioClip in audioClipCache.Values)
{
if (oldest == null || oldest.CreatedInFrame > cachedAudioClip.CreatedInFrame)
{
oldest = cachedAudioClip;
}
}
if (oldest != null)
{
RemoveCachedAudioClip(oldest);
}
}
private static void RemoveOldestAudioClipsFromCache()
{
CachedAudioClip oldest = null;
foreach (CachedAudioClip cachedAudioClip in audioClipCache.Values)
{
if (oldest == null || oldest.CreatedInFrame > cachedAudioClip.CreatedInFrame)
{
oldest = cachedAudioClip;
}
}
if (oldest != null)
{
oldest.AudioClip.UnloadAudioData();
audioClipCache.Remove(oldest.Path);
}
}
