change AudioResource WeakRef to GCHandle

pull/53/head
cosmonaut 2023-11-20 17:52:44 -08:00
parent a736ed031d
commit 40fb313d12
2 changed files with 20 additions and 26 deletions

View File

@ -1,5 +1,6 @@
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Threading;
namespace MoonWorks.Audio
@ -24,7 +25,7 @@ namespace MoonWorks.Audio
public float DopplerScale = 1f;
public float SpeedOfSound = 343.5f;
private readonly HashSet<WeakReference> resources = new HashSet<WeakReference>();
private readonly HashSet<GCHandle> resources = new HashSet<GCHandle>();
private readonly HashSet<SourceVoice> activeSourceVoices = new HashSet<SourceVoice>();
private AudioTweenManager AudioTweenManager;
@ -251,24 +252,24 @@ namespace MoonWorks.Audio
WakeSignal.Set();
}
internal void AddResourceReference(AudioResource resource)
internal void AddResourceReference(GCHandle resourceReference)
{
lock (StateLock)
{
resources.Add(resource.weakReference);
resources.Add(resourceReference);
if (resource is SourceVoice voice)
if (resourceReference.Target is SourceVoice voice)
{
activeSourceVoices.Add(voice);
}
}
}
internal void RemoveResourceReference(AudioResource resource)
internal void RemoveResourceReference(GCHandle resourceReference)
{
lock (StateLock)
{
resources.Remove(resource.weakReference);
resources.Remove(resourceReference);
}
}
@ -282,24 +283,20 @@ namespace MoonWorks.Audio
if (disposing)
{
// stop all source voices
foreach (var weakReference in resources)
foreach (var resource in resources)
{
var target = weakReference.Target;
if (target != null && target is SourceVoice voice)
if (resource.Target is SourceVoice voice)
{
voice.Stop();
}
}
// destroy all audio resources
foreach (var weakReference in resources)
foreach (var resource in resources)
{
var target = weakReference.Target;
if (target != null)
if (resource.Target is IDisposable disposable)
{
(target as IDisposable).Dispose();
disposable.Dispose();
}
}

View File

@ -1,4 +1,5 @@
using System;
using System.Runtime.InteropServices;
namespace MoonWorks.Audio
{
@ -8,30 +9,26 @@ namespace MoonWorks.Audio
public bool IsDisposed { get; private set; }
internal WeakReference weakReference;
private GCHandle SelfReference;
public AudioResource(AudioDevice device)
protected AudioResource(AudioDevice device)
{
Device = device;
weakReference = new WeakReference(this);
Device.AddResourceReference(this);
SelfReference = GCHandle.Alloc(this, GCHandleType.Weak);
Device.AddResourceReference(SelfReference);
}
protected abstract void Destroy();
protected virtual void Dispose(bool disposing)
protected void Dispose(bool disposing)
{
if (!IsDisposed)
{
Destroy();
if (weakReference != null)
{
Device.RemoveResourceReference(this);
weakReference.Target = null;
weakReference = null;
}
Device.RemoveResourceReference(SelfReference);
SelfReference.Free();
IsDisposed = true;
}