public void RetrieveData(DEVICEID device_id, int num_samples, int n_channels)
{
/* Testing
* =======
*
* Confirmed that data size is correct: n_samples x n_channels
*
* Confirmed that data is zeroed before loading
* e.g. inc. data array and unfilled data is 0
*
* You cannot get false data reading.
*/
int sampling_times = num_samples;
int[] data1 = new int[n_channels * num_samples];
HANDLE_RETURN_VALUES = aio.GetAiSamplingData(device_id, ref sampling_times, ref data1);
//NOTE: if sampling times changes then sampling cut short
//store data
data[device_id].AddRange(data1);
}
