public Context(Device device, Dictionary <int, int> attributes)
: this()
{
if (device == Device.Null)
{
throw new ArgumentNullException("device");
}
unsafe
{
var attribs_length = attributes == null ? 0 : attributes.Count * 2;
int *attribs = stackalloc int[attribs_length + 1];
if (attributes != null)
{
int index = 0;
foreach (var pair in attributes)
{
attribs[index++] = pair.Key;
attribs[index++] = pair.Value;
}
attribs[attribs_length] = 0;
}
else
{
attribs = null;
}
Handle = Alc.CreateContext(device.Handle, attribs);
AlHelper.GetAlcError(Alc.GetError(device.Handle));
}
}
public void Read(IntPtr buffer, int samples)
{
AlHelper.ThrowNullException(Handle);
unsafe
{
Alc.CaptureSamples(Handle, buffer.ToPointer(), samples);
AlHelper.GetAlcError(Alc.GetError(Handle));
}
}
public void Read(byte[] buffer, int samples)
{
AlHelper.ThrowNullException(Handle);
unsafe
{
fixed(byte *pointer = buffer)
{
Alc.CaptureSamples(Handle, pointer, samples);
AlHelper.GetAlcError(Alc.GetError(Handle));
}
}
}
public Context(Device device)
: this()
{
if (device == Device.Null)
{
throw new ArgumentNullException("device");
}
unsafe
{
Handle = Alc.CreateContext(device.Handle, null);
AlHelper.GetAlcError(Alc.GetError(device.Handle));
}
}
public void Stop()
{
AlHelper.ThrowNullException(Handle);
Alc.CaptureStop(Handle);
AlHelper.GetAlcError(Alc.GetError(Handle));
}