/// <summary>
/// Gets a provider of gaze point data.
/// See <see cref="IEyeXDataProvider{T}"/>.
/// </summary>
/// <param name="mode">Specifies the kind of data processing to be applied by the EyeX Engine.</param>
/// <returns>The data provider.</returns>
public IEyeXDataProvider <EyeXGazePoint> GetGazePointDataProvider(GazePointDataMode mode)
{
var dataStream = new EyeXGazePointDataStream(mode);
return(GetDataProviderForDataStream <EyeXGazePoint>(dataStream));
}
/// <summary>
/// Starts streaming gaze point data of a given type.
/// </summary>
/// <param name="gazePointType">Gaze point type.</param>
public void StartStreaming(EyeXGazePointType gazePointType)
{
EyeXGazePointDataStream dataStream;
if (_gazePointDataStreams.TryGetValue(gazePointType, out dataStream))
{
// already streaming this kind of data.
dataStream.UsageCount++;
}
else
{
dataStream = new EyeXGazePointDataStream(EyeXHost.GetInstance(), gazePointType);
_gazePointDataStreams.Add(gazePointType, dataStream);
}
}
