public static void Create()
{
IntPtr ctx;
try
{
FAudio.FAudioCreate(
out ctx,
0,
FAudio.FAUDIO_DEFAULT_PROCESSOR
);
}
catch
{
/* FAudio is missing, bail! */
return;
}
uint devices;
FAudio.FAudio_GetDeviceCount(
ctx,
out devices
);
if (devices == 0)
{
/* No sound cards, bail! */
FAudio.FAudio_Release(ctx);
return;
}
Context = new FAudioContext(ctx, devices);
}
private FAudioContext(IntPtr ctx, uint devices)
{
Handle = ctx;
uint i;
for (i = 0; i < devices; i += 1)
{
FAudio.FAudio_GetDeviceDetails(
Handle,
i,
out DeviceDetails
);
if ((DeviceDetails.Role & FAudio.FAudioDeviceRole.FAudioDefaultGameDevice) == FAudio.FAudioDeviceRole.FAudioDefaultGameDevice)
{
break;
}
}
if (i == devices)
{
i = 0; /* Oh well. */
FAudio.FAudio_GetDeviceDetails(
Handle,
i,
out DeviceDetails
);
}
if (FAudio.FAudio_CreateMasteringVoice(
Handle,
out MasterVoice,
FAudio.FAUDIO_DEFAULT_CHANNELS,
FAudio.FAUDIO_DEFAULT_SAMPLERATE,
0,
i,
IntPtr.Zero
) != 0)
{
FAudio.FAudio_Release(ctx);
Handle = IntPtr.Zero;
FNALoggerEXT.LogError(
"Failed to create mastering voice!"
);
return;
}
CurveDistanceScaler = 1.0f;
DopplerScale = 1.0f;
SpeedOfSound = 343.5f;
Handle3D = new byte[FAudio.F3DAUDIO_HANDLE_BYTESIZE];
FAudio.F3DAudioInitialize(
DeviceDetails.OutputFormat.dwChannelMask,
SpeedOfSound,
Handle3D
);
Context = this;
}
public void Dispose()
{
if (ReverbVoice != IntPtr.Zero)
{
FAudio.FAudioVoice_DestroyVoice(ReverbVoice);
ReverbVoice = IntPtr.Zero;
Marshal.FreeHGlobal(reverbSends.pSends);
}
FAudio.FAudioVoice_DestroyVoice(MasterVoice);
FAudio.FAudio_Release(Handle);
Context = null;
}
internal static FAudioContext Device()
{
if (FAudioContext.Context != null)
{
return(FAudioContext.Context);
}
FAudioContext.Create();
if (FAudioContext.Context == null)
{
throw new NoAudioHardwareException();
}
return(FAudioContext.Context);
}
public static void Create()
{
IntPtr ctx;
try
{
FAudio.FAudioCreate(
out ctx,
0,
FAudio.FAUDIO_DEFAULT_PROCESSOR
);
}
catch (Exception e)
{
/* FAudio is missing, bail! */
FNALoggerEXT.LogWarn("FAudio failed to load: " + e.ToString());
return;
}
uint devices;
FAudio.FAudio_GetDeviceCount(
ctx,
out devices
);
if (devices == 0)
{
/* No sound cards, bail! */
FAudio.FAudio_Release(ctx);
return;
}
FAudioContext context = new FAudioContext(ctx, devices);
if (context.Handle == IntPtr.Zero)
{
/* Soundcard failed to configure, bail! */
context.Dispose();
return;
}
Context = context;
}
