private ChannelData <float> ConvertSample(FpgaSample sample)
{
return(new ChannelData <float>(
sample.GetAnalogsAsFloats().Select(x => new DataChannel <float>(x.name, x.value)),
sample.Bools.Select(x => new DataChannel <bool>(x.name, x.value)),
sample.TimeStamp,
sample.TachometerCount,
sample.MasterSyncIncrement,
sample.MasterSyncState,
sample.SampleIndex
));
}
private FpgaSample AssembleSample(ByteString bytes, int sampleIndex)
{
using (var stream = new MemoryStream(bytes.ToArray()))
{
using (var reader = new BinaryReader(stream))
{
var uint32s = new List <(string, UInt32)>();
var int16s = new List <(string, Int16)>();
var int24s = new List <(string, Int24)>();
var int32s = new List <(string, Int32)>();
var floats = new List <(string, float)>();
var doubles = new List <(string, Double)>();
var bools = new List <(string, bool)>();
var boolsToRead = 0;
foreach (var channel in _channelList)
{
switch (channel.DataType)
{
case ChannelType.UInt32:
uint32s.Add((channel.ChannelName, reader.ReadUInt32()));
break;
case ChannelType.Int16:
int16s.Add((channel.ChannelName, reader.ReadInt16()));
break;
case ChannelType.Int24:
int24s.Add((channel.ChannelName, reader.ReadInt24()));
break;
case ChannelType.Int32:
int32s.Add((channel.ChannelName, reader.ReadInt32()));
break;
case ChannelType.Float:
floats.Add((channel.ChannelName, reader.ReadSingle()));
break;
case ChannelType.Double:
doubles.Add((channel.ChannelName, reader.ReadDouble()));
break;
case ChannelType.Bool:
//Add the bools to a separate array and handle afterwards.
++boolsToRead;
break;
default:
break;
}
}
//Assemble the bools
if (boolsToRead > 0)
{
var digitalBytes = reader.ReadBytes(boolsToRead / 8);
var bits = new BitArray(digitalBytes);
for (var i = 0; i < bits.Length; i++)
{
bools.Add((_digitalChannelNames[i], bits[i]));
}
}
var sample = new FpgaSample(0, 0, 0, false, sampleIndex,
uint32s,
int16s,
int24s,
int32s,
floats,
doubles,
bools
);
return(sample);
}
}
}
