public void Start(System.Threading.CancellationToken token)
{
const int segmentSize = 60;
const int chunkSize = (4096 / segmentSize) * 1024;
const int accelBytes = 24;
const int gyroBytes = 20;
const int rtcBytes = 8;
const int cpuBytes = 8;
Span <byte> accelSegment = new Span <byte>(new byte[accelBytes]);
Span <byte> gyroSegment = new Span <byte>(new byte[gyroBytes]);
Span <byte> rtcSegment = new Span <byte>(new byte[rtcBytes]);
Span <byte> cpuSegment = new Span <byte>(new byte[cpuBytes]);
bool shown = false;
int gyroCounter = 0;
const int gyroTrigger = 200;
try
{
using (MemoryStream stream = new MemoryStream())
{
while (!token.IsCancellationRequested)
{
if (token.IsCancellationRequested)
{
token.ThrowIfCancellationRequested();
}
for (int i = 0; i < chunkSize; i++)
{
_accelerometerDevice.GetScaledValues(accelSegment);
stream.Write(accelSegment);
if (gyroCounter++ >= gyroTrigger)
{
_gyroscopeDevice.AcquireData(gyroSegment);
gyroCounter = 0;
}
else
{
gyroSegment.Fill(0);
}
stream.Write(gyroSegment);
GetCurrentDate(rtcSegment);
stream.Write(rtcSegment);
GetCpuTemp(cpuSegment);
stream.Write(cpuSegment);
DataSetCounter++;
if (!shown)
{
Console.WriteLine($"{string.Join(',', accelSegment.ToArray())}\t{BitConverter.ToDouble(accelSegment.ToArray(), 0)}\t{BitConverter.ToDouble(accelSegment.ToArray(), 8)}\t{BitConverter.ToDouble(accelSegment.ToArray(), 16)}");
Console.WriteLine(string.Join(',', gyroSegment.ToArray()));
Console.WriteLine(string.Join(',', rtcSegment.ToArray()));
Console.WriteLine(string.Join(',', cpuSegment.ToArray()));
shown = true;
}
accelSegment.Clear();
gyroSegment.Clear();
rtcSegment.Clear();
cpuSegment.Clear();
}
stream.WriteTo(fs);
fs.Flush();
}
}
}
catch (OperationCanceledException)
{
fs.Close();
}
}
public void Start(System.Threading.CancellationToken token)
{
const int segmentSize = 48;
const int chunkSize = (4096 / segmentSize) * 1024;
const int accelBytes = 12;
const int gyroBytes = 20;
const int rtcBytes = 8;
const int cpuBytes = 8;
Span <byte> accelSegment = new Span <byte>(new byte[accelBytes]);
Span <byte> gyroSegment = new Span <byte>(new byte[gyroBytes]);
Span <byte> rtcSegment = new Span <byte>(new byte[rtcBytes]);
Span <byte> cpuSegment = new Span <byte>(new byte[cpuBytes]);
bool shown = false;
//int secondaryDataCounter = 0;
//const int secondaryDataTrigger = 200;
try
{
using (MemoryStream stream = new MemoryStream())
{
while (!token.IsCancellationRequested)
{
if (token.IsCancellationRequested)
{
token.ThrowIfCancellationRequested();
}
for (int i = 0; i < chunkSize; i++)
{
//clear before getting new data to ensure integrity
accelSegment.Clear();
_accelerometerDevice.Read(accelSegment);
stream.Write(accelSegment);
//if (secondaryDataCounter++ >= secondaryDataTrigger)
//{
gyroSegment.Clear();
_gyroscopeDevice.AcquireData(gyroSegment);
rtcSegment.Clear();
_rtcDevice.GetCurrentDate(rtcSegment);
cpuSegment.Clear();
GetCpuTemp(cpuSegment);
// secondaryDataCounter = 0;
//}
stream.Write(gyroSegment);
stream.Write(rtcSegment);
stream.Write(cpuSegment);
DataSetCounter++;
if (!shown)
{
Console.WriteLine($"{string.Join(',', accelSegment.ToArray())}\t{BitConverter.ToInt32(accelSegment.ToArray(), 0)}\t{BitConverter.ToInt32(accelSegment.ToArray(), 4)}\t{BitConverter.ToInt32(accelSegment.ToArray(), 8)}");
Console.WriteLine(string.Join(',', gyroSegment.ToArray()));
Console.WriteLine(string.Join(',', rtcSegment.ToArray()));
Console.WriteLine(string.Join(',', cpuSegment.ToArray()));
shown = true;
}
}
stream.WriteTo(fs);
fs.Flush();
stream.Position = 0;
}
}
}
catch (OperationCanceledException)
{
fs.Close();
}
}
