//---------------------------------------------------------------------
/// <summary>
/// A filter that performs dead band compression.
/// </summary>
/// <param name="data">Input data</param>
/// <param name="instrumentPrecision">(Absolut) precision of the instrument</param>
/// <param name="maxTime">Length of time before for sure a value gets recoreded</param>
/// <param name="minTime">Length of time within no value gets recorded (after the last archived value)</param>
/// <returns>Dead band compressed / filtered data.</returns>
/// <exception cref="ArgumentNullException">
/// <paramref name="data" /> is <c>null</c>
/// </exception>
public static DataPointIterator DeadBandCompressionAsync(this IAsyncEnumerable <DataPoint>?data, double instrumentPrecision, TimeSpan maxTime, TimeSpan?minTime = null)
{
if (data is null)
{
ThrowHelper.ThrowArgumentNull(ThrowHelper.ExceptionArgument.data);
}
var compression = new DeadBandCompression(instrumentPrecision, maxTime, minTime);
return(compression.ProcessAsync(data));
}
//---------------------------------------------------------------------
/// <summary>
/// A filter that performs dead band compression.
/// </summary>
/// <param name="data">Input data</param>
/// <param name="instrumentPrecision">(Absolut) precision of the instrument</param>
/// <param name="maxDeltaX">
/// Length of x before for sure a value gets recoreded. See <see cref="Compression.MaxDeltaX" />.
/// </param>
/// <param name="minDeltaX">
/// Length of x/time within no value gets recorded (after the last archived value).
/// See <see cref="Compression.MinDeltaX" />.
/// </param>
/// <returns>Dead band compressed / filtered data.</returns>
/// <exception cref="ArgumentNullException">
/// <paramref name="data" /> is <c>null</c>
/// </exception>
public static DataPointIterator DeadBandCompressionAsync(this IAsyncEnumerable <DataPoint> data, double instrumentPrecision, double?maxDeltaX = null, double?minDeltaX = null)
{
if (data is null)
{
ThrowHelper.ThrowArgumentNull(ThrowHelper.ExceptionArgument.data);
}
var compression = new DeadBandCompression(instrumentPrecision, maxDeltaX, minDeltaX);
return(compression.ProcessAsync(data));
}