public void HandleEvent(object sender, EventArgs args)
{
CustomEventArgs eventArgs = (CustomEventArgs)args;
int indicator = eventArgs.getIndicator();
switch (indicator)
{
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_STATE_CHANGE:
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_DATA_PACKET:
// this is essential to ensure the object is not a reference
ObjectCluster objectCluster = new ObjectCluster((ObjectCluster)eventArgs.getObject());
ojc = objectCluster;
ojcArray.Add(objectCluster);
break;
}
}
public void HandleEvent(object sender, EventArgs args)
{
CustomEventArgs eventArgs = (CustomEventArgs)args;
int indicator = eventArgs.getIndicator();
switch (indicator)
{
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_STATE_CHANGE:
System.Diagnostics.Debug.Write(((ShimmerBluetooth)sender).GetDeviceName() + " State = " + ((ShimmerBluetooth)sender).GetStateString() + System.Environment.NewLine);
int state = (int)eventArgs.getObject();
if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTED)
{
System.Console.WriteLine("Connected");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTING)
{
System.Console.WriteLine("Connecting");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_NONE)
{
System.Console.WriteLine("Disconnected");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_STREAMING)
{
System.Console.WriteLine("Streaming");
System.Console.WriteLine("Data being written to exgtestsignal.csv");
}
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_NOTIFICATION_MESSAGE:
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_DATA_PACKET:
ObjectCluster objectCluster = (ObjectCluster)eventArgs.getObject();
//SensorData data = objectCluster.GetData(Shimmer3Configuration.SignalNames.EXG1_CH1_16BIT, "CAL");
SensorData data = objectCluster.GetData(Shimmer3Configuration.SignalNames.EXG1_CH1, "CAL");
System.Console.WriteLine("EXG Channel 1: " + data.Data);
logging.WriteData(objectCluster);
break;
}
}
public void HandleEvent(object sender, EventArgs args)
{
CustomEventArgs eventArgs = (CustomEventArgs)args;
int indicator = eventArgs.getIndicator();
switch (indicator)
{
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_STATE_CHANGE:
int state = (int)eventArgs.getObject();
if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTED)
{
System.Console.WriteLine("Connected");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTING)
{
System.Console.WriteLine("Connecting");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_NONE)
{
System.Console.WriteLine("Disconnected");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_STREAMING)
{
System.Console.WriteLine("Streaming");
}
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_NOTIFICATION_MESSAGE:
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_DATA_PACKET:
ObjectCluster objectCluster = (ObjectCluster)eventArgs.getObject();
SensorData data = objectCluster.GetData("Low Noise Accelerometer X", "CAL");
System.Console.WriteLine("AccelX: " + data.Data);
break;
}
}
public void HandleEvent(object sender, EventArgs args)
{
CustomEventArgs eventArgs = (CustomEventArgs)args;
int indicator = eventArgs.getIndicator();
switch (indicator)
{
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_STATE_CHANGE:
System.Diagnostics.Debug.Write(((ShimmerBluetooth)sender).GetDeviceName() + " State = " + ((ShimmerBluetooth)sender).GetStateString() + System.Environment.NewLine);
int state = (int)eventArgs.getObject();
if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTED)
{
}
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_DATA_PACKET:
// this is essential to ensure the object is not a reference
ObjectCluster objectCluster = new ObjectCluster((ObjectCluster)eventArgs.getObject());
ojc = objectCluster;
ojcArray.Add(objectCluster);
break;
}
}
/// <summary>
/// Blanket event handler for packets. Covers a number of events from Shimmer device.
/// Includes code for marking connection status, notifications, and data packets.
/// TODO: rework code to make cleaner.
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
public void HandleEvent(object sender, EventArgs args)
{
CustomEventArgs eventArgs = (CustomEventArgs)args;
int indicator = eventArgs.getIndicator();
switch (indicator)
{
case (int)Shimmer.ShimmerIdentifier.MSG_IDENTIFIER_STATE_CHANGE:
//System.Diagnostics.Debug.Write(((Shimmer)sender).GetDeviceName() + " State = " + ((Shimmer)sender).GetStateString() + System.Environment.NewLine);
int state = (int)eventArgs.getObject();
if (state == (int)Shimmer.SHIMMER_STATE_CONNECTED)
{
//labelConnectionState.Text = "Connected";
ChangeStatusLabel("Connected to " + ShimmerDevice.GetComPort() + ". Firmware Version: " + ShimmerDevice.GetFirmwareVersionFullName());
//ChangeStatusLabel("Connected");
//firstTimeTimer = new System.Windows.Forms.Timer();
//firstTimeTimer.Tick += new EventHandler(firstTimeCycleConnect);
//firstTimeTimer.Interval = (int)(5000);
//firstTimeTimer.Start();
}
else if (state == (int)Shimmer.SHIMMER_STATE_CONNECTING)
{
//labelConnectionState.Text = "Connecting";
ChangeStatusLabel("Connecting");
}
else if (state == (int)Shimmer.SHIMMER_STATE_NONE)
{
//labelConnectionState.Text = "Disconnected";
ChangeStatusLabel("Disconnected");
}
else if (state == (int)Shimmer.SHIMMER_STATE_STREAMING)
{
//labelConnectionState.Text = "Streaming";
ChangeStatusLabel("Streaming");
if (firstTime)
{
}
}
break;
case (int)Shimmer.ShimmerIdentifier.MSG_IDENTIFIER_DATA_PACKET:
// this is essential to ensure the object is not a reference
DateTime timestamp = DateTime.Now;
ObjectCluster objectCluster = new ObjectCluster((ObjectCluster)eventArgs.getObject());
List <String> names = objectCluster.GetNames();
List <String> formats = objectCluster.GetFormats();
List <String> units = objectCluster.GetUnits();
List <Double> data = objectCluster.GetData();
//add element to list of biometricClusters
biometricCluster bc = new biometricCluster();
bc.currentTime = timestamp;
bc.receivedCluster = objectCluster;
storedClusterData.Add(bc);
//print log to file
writeLogToFile(bc);
Console.WriteLine("Current Timestamp: " + timestamp);
int gsrRawIndex = objectCluster.GetIndex("GSR", "RAW");
int gsrCalIndex = objectCluster.GetIndex("GSR", "CAL");
int adcRawIndex = objectCluster.GetIndex("Internal ADC A13", "RAW");
int adcCalIndex = objectCluster.GetIndex("Internal ADC A13", "CAL");
for (int i = 0; i < names.Count; i++)
{
//Console.WriteLine(names[i]);
}
//Console.WriteLine("Current Raw GSR Readings: " + data[gsrRawIndex]);
//Console.WriteLine("Current Calculated GSR Readings: " + data[gsrCalIndex]);
//Console.WriteLine("Current Raw PPG Readings: " + data[adcRawIndex]);
//Console.WriteLine("Current Calculated PPG Readings: " + data[adcCalIndex]);
//Console.WriteLine();
break;
case (int)Shimmer.ShimmerIdentifier.MSG_IDENTIFIER_NOTIFICATION_MESSAGE:
//rework this as function?
string message = (string)eventArgs.getObject();
System.Diagnostics.Debug.Write(((Shimmer)sender).GetDeviceName() + message + System.Environment.NewLine);
//Message BOX
int minorIdentifier = eventArgs.getMinorIndication();
if (minorIdentifier == (int)ShimmerSDBT.ShimmerSDBTMinorIdentifier.MSG_WARNING)
{
MessageBox.Show(message, ConnectionTest.ApplicationName,
MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else if (minorIdentifier == (int)ShimmerSDBT.ShimmerSDBTMinorIdentifier.MSG_EXTRA_REMOVABLE_DEVICES_DETECTED)
{
MessageBox.Show(message, "Message");
FolderBrowserDialog fbd = new FolderBrowserDialog();
DialogResult result = fbd.ShowDialog();
ShimmerDevice.SetDrivePath(fbd.SelectedPath);
}
else if (minorIdentifier == (int)ShimmerSDBT.ShimmerSDBTMinorIdentifier.MSG_ERROR)
{
MessageBox.Show(message, ConnectionTest.ApplicationName, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (message.Equals("Connection lost"))
{
MessageBox.Show("Connection with device lost while streaming", ConnectionTest.ApplicationName,
MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
ChangeStatusLabel(message);
}
break;
default:
break;
}
}
public void HandleEvent(object sender, EventArgs args)
{
CustomEventArgs eventArgs = (CustomEventArgs)args;
int indicator = eventArgs.getIndicator();
switch (indicator)
{
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_STATE_CHANGE:
int state = (int)eventArgs.getObject();
if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTED)
{
updateMessage("device connected");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTING)
{
updateMessage("connecting shimmer device");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_NONE)
{
updateMessage("device disconnected");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_STREAMING)
{
updateMessage("Streaming");
}
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_NOTIFICATION_MESSAGE:
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_DATA_PACKET:
ObjectCluster objectCluster = (ObjectCluster)eventArgs.getObject();
if (FirstTime)
{
IndexAccelX = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.LOW_NOISE_ACCELEROMETER_X, ShimmerConfiguration.SignalFormats.CAL);
IndexAccelY = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.LOW_NOISE_ACCELEROMETER_Y, ShimmerConfiguration.SignalFormats.CAL);
IndexAccelZ = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.LOW_NOISE_ACCELEROMETER_Z, ShimmerConfiguration.SignalFormats.CAL);
IndexGSR = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.GSR, ShimmerConfiguration.SignalFormats.CAL);
IndexPPG = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.INTERNAL_ADC_A13, ShimmerConfiguration.SignalFormats.CAL);
FirstTime = false;
}
// List<string> s= objectCluster.GetNames();
// foreach (string st in s) {
// Debug.WriteLine(st);
// }
SensorData datax = objectCluster.GetData(IndexAccelX);
SensorData datay = objectCluster.GetData(IndexAccelY);
SensorData dataz = objectCluster.GetData(IndexAccelZ);
SensorData dataGSR = objectCluster.GetData(IndexGSR);
SensorData dataPPG = objectCluster.GetData(IndexPPG);
//TimeSpan time = stopwatch.Elapsed;
//double time = DateTime.Now.ToOADate();
double time = mts.GetTime() - startTime;
ShimmerData dataObj = new ShimmerData(mts.DoubleToTimeString(time), dataGSR.Data, dataPPG.Data, datax.Data, datay.Data, dataz.Data);
//Debug.WriteLine(dataObj.Time);
updateData(dataObj);
break;
}
}
public void HandleShimmerEvent(object sender, EventArgs args)
{
CustomEventArgs eventArgs = (CustomEventArgs)args;
int indicator = eventArgs.getIndicator();
switch (indicator)
{
case (int)Shimmer.ShimmerIdentifier.MSG_IDENTIFIER_STATE_CHANGE:
System.Diagnostics.Debug.Write(((Shimmer)sender).GetDeviceName() + " State = " + ((Shimmer)sender).GetStateString() + System.Environment.NewLine);
int state = (int)eventArgs.getObject();
if (state == (int)Shimmer.SHIMMER_STATE_CONNECTED)
{
AppendTextBox("Connected", ((Shimmer)sender).GetDeviceName());
ChangeStatusLabel("Connected to " + ((Shimmer)sender).GetComPort() + ". Firmware Version: " + ((Shimmer)sender).GetFirmwareVersionFullName(), ((Shimmer)sender).GetDeviceName());
EnableButtons((int)Shimmer.SHIMMER_STATE_CONNECTED, ((Shimmer)sender).GetDeviceName());
}
else if (state == (int)Shimmer.SHIMMER_STATE_CONNECTING)
{
AppendTextBox("Connecting", ((Shimmer)sender).GetDeviceName());
ChangeStatusLabel("Connecting", ((Shimmer)sender).GetDeviceName());
EnableButtons((int)Shimmer.SHIMMER_STATE_CONNECTING, ((Shimmer)sender).GetDeviceName());
}
else if (state == (int)Shimmer.SHIMMER_STATE_NONE)
{
AppendTextBox("Disconnected", ((Shimmer)sender).GetDeviceName());
ChangeStatusLabel("Disconnected", ((Shimmer)sender).GetDeviceName());
EnableButtons((int)Shimmer.SHIMMER_STATE_NONE, ((Shimmer)sender).GetDeviceName());
}
else if (state == (int)Shimmer.SHIMMER_STATE_STREAMING)
{
AppendTextBox("Streaming", ((Shimmer)sender).GetDeviceName());
ChangeStatusLabel("Streaming", ((Shimmer)sender).GetDeviceName());
EnableButtons((int)Shimmer.SHIMMER_STATE_STREAMING, ((Shimmer)sender).GetDeviceName());
}
break;
case (int)Shimmer.ShimmerIdentifier.MSG_IDENTIFIER_NOTIFICATION_MESSAGE:
string message = (string)eventArgs.getObject();
System.Diagnostics.Debug.Write(((Shimmer)sender).GetDeviceName() + message + System.Environment.NewLine);
//Message BOX
int minorIdentifier = eventArgs.getMinorIndication();
if (minorIdentifier == (int)ShimmerSDBT.ShimmerSDBTMinorIdentifier.MSG_WARNING)
{
MessageBox.Show(message, Control.ApplicationName,
MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else if (minorIdentifier == (int)ShimmerSDBT.ShimmerSDBTMinorIdentifier.MSG_ERROR)
{
MessageBox.Show(message, Control.ApplicationName, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (message.Equals("Connection lost"))
{
MessageBox.Show("Connection with device lost while streaming", Control.ApplicationName,
MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
ChangeStatusLabel(message, ((Shimmer)sender).GetDeviceName());
}
break;
case (int)Shimmer.ShimmerIdentifier.MSG_IDENTIFIER_DATA_PACKET:
// this is essential to ensure the object is not a reference
ObjectCluster objectCluster = new ObjectCluster((ObjectCluster)eventArgs.getObject());
List <String> names = objectCluster.GetNames();
List <String> formats = objectCluster.GetFormats();
List <String> units = objectCluster.GetUnits();
List <Double> data = objectCluster.GetData();
if (EnablePPGtoHRConversion)
{
int index = objectCluster.GetIndex(PPGSignalName, "CAL");
int indexts = objectCluster.GetIndex("Timestamp", "CAL");
if (index != -1)
{
double dataFilteredLP = LPF_PPG.filterData(data[index]);
double dataFilteredHP = HPF_PPG.filterData(dataFilteredLP);
double[] dataTS = new double[] { data[indexts] };
int heartRate = (int)Math.Round(PPGtoHeartRateCalculation.ppgToHrConversion(dataFilteredHP, dataTS[0]));
names.Add("Heart Rate PPG");
formats.Add("");
units.Add("Beats/min");
data.Add(heartRate);
}
}
if (_enableECGtoHRConversion)
{
//ECG-HR Conversion
int index = -1;
{
index = objectCluster.GetIndex(ECGSignalName, "RAW");
}
if (index != -1)
{
int hr = -1;
double ecgData = -1;
ecgData = data[index];
double calTimestamp = objectCluster.GetData("Timestamp", "CAL").GetData();
hr = (int)ECGtoHR.ECGToHRConversion(ecgData, calTimestamp);
names.Add("Heart Rate ECG");
formats.Add("");
units.Add("Beats/min");
data.Add(hr);
}
}
if (_firstTimeShimmer1 && ((Shimmer)sender).GetDeviceName() == "Shimmer1")
{
List <String> fnames = new List <String>();
int icount = 0;
foreach (String s in names)
{
fnames.Add(s + " " + formats[icount] + " (" + units[icount] + ")");
icount++;
}
ShowChannelLabels(fnames, ((Shimmer)sender).GetDeviceName());
ShowChannelTextBoxes(fnames.Count, ((Shimmer)sender).GetDeviceName());
ShimmerIdSetup.Add(objectCluster.GetShimmerID());
_firstTimeShimmer1 = false;
}
if (_firstTimeShimmer2 && ((Shimmer)sender).GetDeviceName() == "Shimmer2")
{
List <String> fnames = new List <String>();
int icount = 0;
foreach (String s in names)
{
fnames.Add(s + " " + formats[icount] + " (" + units[icount] + ")");
icount++;
}
ShowChannelLabels(fnames, ((Shimmer)sender).GetDeviceName());
ShowChannelTextBoxes(fnames.Count, ((Shimmer)sender).GetDeviceName());
ShimmerIdSetup.Add(objectCluster.GetShimmerID());
_firstTimeShimmer2 = false;
}
ShowTBcountShimmer1++;
if (ShowTBcountShimmer1 % Math.Truncate(ShimmerDevice1.GetSamplingRate() / 5) == 0)
{
UpdateChannelTextBoxes(data, ((Shimmer)sender).GetDeviceName());
}
ShowTBcountShimmer2++;
if (ShowTBcountShimmer2 % Math.Truncate(ShimmerDevice2.GetSamplingRate() / 5) == 0)
{
UpdateChannelTextBoxes(data, ((Shimmer)sender).GetDeviceName());
}
//Write to file
if (_writeToFileShimmer1 != null && (_writeData || _writeBaseLineData) && ((Shimmer)sender).GetDeviceName() == "Shimmer1")
{
try
{
_writeToFileShimmer1.WriteData(objectCluster);
}
catch (Exception e)
{
MessageBox.Show(e.Message, Control.ApplicationName,
MessageBoxButtons.OK, MessageBoxIcon.Warning);
throw;
}
}
if (_writeToFileShimmer2 != null && (_writeData || _writeBaseLineData) && ((Shimmer)sender).GetDeviceName() == "Shimmer2")
{
try
{
_writeToFileShimmer2.WriteData(objectCluster);
}
catch (Exception e)
{
MessageBox.Show(e.Message, Control.ApplicationName,
MessageBoxButtons.OK, MessageBoxIcon.Warning);
throw;
}
}
break;
}
}
public void HandleEvent(object sender, EventArgs args)
{
CustomEventArgs eventArgs = (CustomEventArgs)args;
int indicator = eventArgs.getIndicator();
switch (indicator)
{
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_STATE_CHANGE:
System.Diagnostics.Debug.Write(((ShimmerBluetooth)sender).GetDeviceName() + " State = " + ((ShimmerBluetooth)sender).GetStateString() + System.Environment.NewLine);
int state = (int)eventArgs.getObject();
if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTED)
{
System.Diagnostics.Debug.Write("Connected");
System.Console.WriteLine(count + " " + "Connected");
if (stream)
{
//Needs to be executed on a seperate thread, and a sleep to ensure everything on the current thread is completed
new Thread(() =>
{
Thread.Sleep(500);
shimmer.StartStreaming();
}).Start();
}
else
{
new Thread(() =>
{
Thread.Sleep(500);
shimmer.Disconnect();
}).Start();
}
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTING)
{
System.Diagnostics.Debug.Write("Connecting");
System.Console.WriteLine(count + " " + "Connecting");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_NONE)
{
System.Diagnostics.Debug.Write("Disconnected");
System.Console.WriteLine(count + " " + "Disconnected");
stream = true;
new Thread(() =>
{
Thread.Sleep(500);
count++;
shimmer.Connect();
}).Start();
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_STREAMING)
{
System.Diagnostics.Debug.Write("Streaming");
System.Console.WriteLine(count + " " + "Streaming");
}
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_NOTIFICATION_MESSAGE:
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_DATA_PACKET:
ObjectCluster objectCluster = (ObjectCluster)eventArgs.getObject();
SensorData data = objectCluster.GetData(Shimmer3Configuration.SignalNames.LOW_NOISE_ACCELEROMETER_X, "CAL");
if (lastknowncount != count)
{
System.Console.WriteLine(count + " " + "AccelX: " + data.Data);
lastknowncount = count;
stream = false;
new Thread(() =>
{
Thread.Sleep(500);
shimmer.StopStreaming();
}).Start();
}
break;
}
}
public void HandleEvent(object sender, EventArgs args)
{
CustomEventArgs eventArgs = (CustomEventArgs)args;
int indicator = eventArgs.getIndicator();
switch (indicator)
{
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_STATE_CHANGE:
System.Diagnostics.Debug.Write(((ShimmerBluetooth)sender).GetDeviceName() + " State = " + ((ShimmerBluetooth)sender).GetStateString() + System.Environment.NewLine);
int state = (int)eventArgs.getObject();
if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTED)
{
System.Console.WriteLine("Shimmer is Connected");
Task ignoredAwaitableResult = this.delayedWork();
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTING)
{
System.Console.WriteLine("Establishing Connection to Shimmer Device");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_NONE)
{
System.Console.WriteLine("Shimmer is Disconnected");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_STREAMING)
{
System.Console.WriteLine("Shimmer is Streaming");
}
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_NOTIFICATION_MESSAGE:
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_DATA_PACKET:
ObjectCluster objectCluster = (ObjectCluster)eventArgs.getObject();
if (FirstTime)
{
IndexAccelX = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.LOW_NOISE_ACCELEROMETER_X, ShimmerConfiguration.SignalFormats.CAL);
IndexAccelY = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.LOW_NOISE_ACCELEROMETER_Y, ShimmerConfiguration.SignalFormats.CAL);
IndexAccelZ = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.LOW_NOISE_ACCELEROMETER_Z, ShimmerConfiguration.SignalFormats.CAL);
IndexGSR = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.GSR, ShimmerConfiguration.SignalFormats.CAL);
IndexPPG = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.INTERNAL_ADC_A13, ShimmerConfiguration.SignalFormats.CAL);
IndexTimeStamp = objectCluster.GetIndex(ShimmerConfiguration.SignalNames.SYSTEM_TIMESTAMP, ShimmerConfiguration.SignalFormats.CAL);
FirstTime = false;
}
SensorData datax = objectCluster.GetData(IndexAccelX);
SensorData datay = objectCluster.GetData(IndexAccelY);
SensorData dataz = objectCluster.GetData(IndexAccelZ);
SensorData dataGSR = objectCluster.GetData(IndexGSR);
SensorData dataPPG = objectCluster.GetData(IndexPPG);
SensorData dataTS = objectCluster.GetData(IndexTimeStamp);
//Process PPG signal and calculate heart rate
double dataFilteredLP = LPF_PPG.filterData(dataPPG.Data);
double dataFilteredHP = HPF_PPG.filterData(dataFilteredLP);
int heartRate = (int)Math.Round(PPGtoHeartRateCalculation.ppgToHrConversion(dataFilteredHP, dataTS.Data));
if (Count % SamplingRate == 0) //only display data every second
{
System.Console.WriteLine("AccelX: " + datax.Data + " " + datax.Unit + " AccelY: " + datay.Data + " " + datay.Unit + " AccelZ: " + dataz.Data + " " + dataz.Unit);
System.Console.WriteLine("Time Stamp: " + dataTS.Data + " " + dataTS.Unit + " GSR: " + dataGSR.Data + " " + dataGSR.Unit + " PPG: " + dataPPG.Data + " " + dataPPG.Unit + " HR: " + heartRate + " BPM");
}
Count++;
break;
}
}
public void HandleEvent(object sender, EventArgs args)
{
CustomEventArgs eventArgs = (CustomEventArgs)args;
int indicator = eventArgs.getIndicator();
switch (indicator)
{
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_STATE_CHANGE:
System.Diagnostics.Debug.Write(((ShimmerBluetooth)sender).GetDeviceName() + " State = " + ((ShimmerBluetooth)sender).GetStateString() + System.Environment.NewLine);
int state = (int)eventArgs.getObject();
if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTED)
{
System.Console.WriteLine("Shimmer is Connected");
Task ignoredAwaitableResult = this.delayedWork();
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_CONNECTING)
{
System.Console.WriteLine("Establishing Connection to Shimmer Device");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_NONE)
{
System.Console.WriteLine("Shimmer is Disconnected");
}
else if (state == (int)ShimmerBluetooth.SHIMMER_STATE_STREAMING)
{
System.Console.WriteLine("Shimmer is Streaming");
}
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_NOTIFICATION_MESSAGE:
break;
case (int)ShimmerBluetooth.ShimmerIdentifier.MSG_IDENTIFIER_DATA_PACKET:
ObjectCluster objectCluster = (ObjectCluster)eventArgs.getObject();
if (FirstTime)
{
IndexGSR = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.GSR, ShimmerConfiguration.SignalFormats.CAL);
IndexPPG = objectCluster.GetIndex(Shimmer3Configuration.SignalNames.INTERNAL_ADC_A13, ShimmerConfiguration.SignalFormats.CAL);
IndexTimeStamp = objectCluster.GetIndex(ShimmerConfiguration.SignalNames.SYSTEM_TIMESTAMP, ShimmerConfiguration.SignalFormats.CAL);
FirstTime = false;
}
SensorData dataGSR = objectCluster.GetData(IndexGSR);
SensorData dataTS = objectCluster.GetData(IndexTimeStamp);
if (Count % SamplingRate == 0) //only display data every second
{
// LOG HR and GSR values
System.IO.File.AppendAllText(logLocation + "dataGSR.txt", dataGSR.Data + Environment.NewLine);
System.Console.WriteLine("Time Stamp: " + dataTS.Data + " " + dataTS.Unit + " GSR: " + dataGSR.Data + " " + dataGSR.Unit);
if (Count < SamplingRate * initDelay)
{ // Before the end of 10s init delay
System.Console.WriteLine(" - Data skipped (init delay)");
}
else
{
double[] newDataPoint = new double[] { dataGSR.Data };
rawData[Convert.ToInt32((Count / SamplingRate) - initDelay) % kmeansDelay] = newDataPoint;
if (Count > (kmeansDelay + initDelay + 1) * SamplingRate && curMeans != null)
{ // At least the first k means has to have been performed
int stressLevel = findBestLabel(newDataPoint);
System.IO.File.AppendAllText(logLocation + "stressLevelsLog.txt", stressLevel + Environment.NewLine);
if (stressLevel != prevStressLvl)
{
prevStressLvl = stressLevel;
writeToSocket(stressLevel);
System.IO.File.WriteAllText(logLocation + "stressLevelStream.txt", stressLevel + Environment.NewLine);
}
}
}
if (Count >= (kmeansDelay + initDelay + 0.6) * SamplingRate &&
Convert.ToInt32((Count / SamplingRate) - initDelay) % kmeansDelay == 0)
{ // Run kmeans every 'kmeansDelay' seconds to update means
System.Console.WriteLine("Running new K-means");
(curClustering, curMeans) = Cluster(rawData, numClusters);
Array.Sort(curMeans, (v1, v2) => v1[0] > v2[0] ? 1 : v2[0] < v1[0] ? -1 : 0);
//Display clusters means
for (int i = 0; i < curMeans.Length; i++)
{
System.Console.Write("Cluster " + i + "\t");
for (int j = 0; j < curMeans[i].Length; j++)
{
System.Console.Write(curMeans[i][j] + "\t");
}
System.Console.Write("\n");
}
}
}
Count++;
break;
}
}
