62 lines
2.4 KiB
C#
62 lines
2.4 KiB
C#
using System.Collections.Generic;
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using DTS.Common.Enums.DASFactory;
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using DTS.Common.ICommunication;
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namespace DTS.DASLib.Command.SLICE.RealtimeCommands
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{
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public class GetRealtimeSamplesSLICE2 : GetRealtimeSamples
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{
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public GetRealtimeSamplesSLICE2(DTS.Common.Interface.DASFactory.ICommunication sock)
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: base(sock) { LogCommands = false; }
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public GetRealtimeSamplesSLICE2(DTS.Common.Interface.DASFactory.ICommunication sock, int timeoutMillisec)
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: base(sock, timeoutMillisec) { LogCommands = false; }
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protected override CommandReceiveAction WholePackage()
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{
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try
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{
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if (response.Status == DFConstantsAndEnums.CommandStatus.StatusNoError)
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{
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// Figure out the number of samples returned
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var samplesReturned = (response.ParameterLength - 8) / (_channels * 2);
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_samplesReturned = samplesReturned;
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_data = new List<short[]>(_channels);
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// Grab the sample number
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if (response.ParameterLength > 0)
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{
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response.GetParameter(0, out _sampleNumber);
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}
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// Create the data arrays by channel
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for (var i = 0; i < _channels; i++)
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{
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_data.Add(new short[samplesReturned]);
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}
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// Grab the data
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var parameter = 8;
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for (var sample = 0; sample < samplesReturned; sample++)
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{
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for (var channel = 0; channel < _channels; channel++)
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{
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response.GetParameter(parameter, out ushort val);
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//changed from unsigned to signed
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_data[channel][sample] = (short)((((val & 0x00FF) << 8) | ((val >> 8) & 0x00FF)) + 0x8000);
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parameter += 2;
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}
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}
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return CommandReceiveAction.StopReceiving;
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}
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}
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catch
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{
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_samplesReturned = 0;
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}
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return CommandReceiveAction.StopReceiving;
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}
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}
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}
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