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CMS50 Oximetry View Live Data mode improvement

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This commit is contained in:
Mark Watkins 2011-07-17 18:53:20 +10:00
parent 17f4185ae7
commit 0ca2597874
2 changed files with 135 additions and 42 deletions
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174
oximetry.cpp
View File

@ -45,9 +45,14 @@ Oximetry::Oximetry(QWidget *parent) :
SPO2->AddLayer(new gLineChart(spo2,Qt::red,65536,false,false,false)); SPO2->AddLayer(new gLineChart(spo2,Qt::red,65536,false,false,false));
SPO2->setMinimumHeight(150); SPO2->setMinimumHeight(150);
pulse->AddSegment(1000000);
pulse->np.push_back(0);
spo2->AddSegment(1000000);
spo2->np.push_back(0);
AddData(plethy=new WaveData(OXI_Plethy)); AddData(plethy=new WaveData(OXI_Plethy));
plethy->AddSegment(1000000); plethy->AddSegment(1000000);
plethy->np.push_back(0); plethy->np.push_back(0);
plethy->SetMaxY(100); plethy->SetMaxY(100);
plethy->SetMinY(0); plethy->SetMinY(0);
@ -126,6 +131,11 @@ void Oximetry::RedrawGraphs()
void Oximetry::on_RunButton_toggled(bool checked) void Oximetry::on_RunButton_toggled(bool checked)
{ {
if (checked) { if (checked) {
lasttime=0;
lastpulse=-1;
lastspo2=-1;
plethy->np[0]=0;
ui->RunButton->setText("&Stop"); ui->RunButton->setText("&Stop");
ui->SerialPortsCombo->setEnabled(false); ui->SerialPortsCombo->setEnabled(false);
// Disconnect?? // Disconnect??
@ -145,12 +155,37 @@ void Oximetry::on_RunButton_toggled(bool checked)
qDebug() << "device failed to open:" << port->errorString(); qDebug() << "device failed to open:" << port->errorString();
} }
portmode=PM_LIVE; portmode=PM_LIVE;
} else { } else {
ui->RunButton->setText("&Start"); ui->RunButton->setText("&Start");
ui->SerialPortsCombo->setEnabled(true); ui->SerialPortsCombo->setEnabled(true);
delete port; delete port;
port=NULL; port=NULL;
spo2->point[0][spo2->np[0]].setX(lasttime/86400000.0);
spo2->point[0][spo2->np[0]++].setY(lastspo2);
pulse->point[0][pulse->np[0]].setX(lasttime/86400000.0);
pulse->point[0][pulse->np[0]++].setY(lastpulse);
pulse->SetRealMaxX(plethy->RealMaxX());
spo2->SetRealMaxX(plethy->RealMaxX());
spo2->SetMinX(plethy->RealMinX());
spo2->SetMaxX(plethy->RealMaxX());
pulse->SetMinX(plethy->RealMinX());
pulse->SetMaxX(plethy->RealMaxX());
PULSE->RealMaxX();
PULSE->MaxX();
PULSE->MinX();
SPO2->RealMaxX();
SPO2->MaxX();
SPO2->MinX();
PLETHY->updateGL();
SPO2->updateGL();
PULSE->updateGL();
} }
} }
@ -161,7 +196,6 @@ void Oximetry::on_SerialPortsCombo_activated(const QString &arg1)
void Oximetry::onReadyRead() void Oximetry::onReadyRead()
{ {
static int lastpulse=-1, lastspo2=-1;
static int lastsize=-1; static int lastsize=-1;
QByteArray bytes; QByteArray bytes;
int a = port->bytesAvailable(); int a = port->bytesAvailable();
@ -169,9 +203,10 @@ void Oximetry::onReadyRead()
port->read(bytes.data(), bytes.size()); port->read(bytes.data(), bytes.size());
static qint64 starttime=0; static qint64 starttime=0;
static qint64 lasttime=0; //static qint64 lasttime=0;
static int idx=0; static int idx=0;
if (!lasttime) {
if (!lasttime) { // Move this to start??
lasttime=QDateTime::currentMSecsSinceEpoch(); lasttime=QDateTime::currentMSecsSinceEpoch();
starttime=lasttime; starttime=lasttime;
@ -191,54 +226,109 @@ void Oximetry::onReadyRead()
PLETHY->MaxY(); PLETHY->MaxY();
plethy->SetReady(true); plethy->SetReady(true);
plethy->SetVC(1); plethy->SetVC(1);
plethy->np[0]=600; plethy->np[0]=0;
pulse->SetRealMinX(double(lasttime)/86400000.0);
pulse->SetRealMaxX(double(lasttime)/86400000.0+(1.0/24.0));
pulse->SetMinX(double(lasttime)/86400000.0);
pulse->SetMaxX(double(lasttime)/86400000.0+(1.0/24.0));
pulse->SetRealMinY(0);
pulse->SetRealMaxY(120);
pulse->SetMaxY(120);
pulse->SetMinY(0);
pulse->np[0]=0;
pulse->SetReady(true);
pulse->SetVC(1);
PULSE->MinX();
PULSE->MaxX();
PULSE->RealMinX();
PULSE->RealMaxX();
PULSE->MinY();
PULSE->MaxY();
spo2->SetRealMinX(double(lasttime)/86400000.0);
spo2->SetRealMaxX(double(lasttime)/86400000.0+(1.0/24.0));
spo2->SetMinX(double(lasttime)/86400000.0);
spo2->SetMaxX(double(lasttime)/86400000.0+(1.0/24.0));
spo2->SetRealMinY(0);
spo2->SetRealMaxY(100);
spo2->SetMaxY(100);
spo2->SetMinY(0);
spo2->np[0]=0;
spo2->SetReady(true);
spo2->SetVC(1);
SPO2->MinX();
SPO2->MaxX();
SPO2->RealMinX();
SPO2->RealMaxX();
SPO2->MinY();
SPO2->MaxY();
idx=0;
} }
const int max_data_points=1000000;
if (bytes.size()==3) { if (bytes.size()==3) {
EventDataType d=bytes[1] & 0x7f; EventDataType d=bytes[1] & 0x7f;
plethy->point[0][idx].setX(double(lasttime)/86400000.0); plethy->point[0][plethy->np[0]].setX(double(lasttime)/86400000.0);
plethy->point[0][idx++].setY(d); plethy->point[0][plethy->np[0]++].setY(d);
lasttime+=1000; lasttime+=200;
if (idx>600) { plethy->SetRealMaxX(lasttime/86400000.0);
idx=0; plethy->SetMinX(lasttime/86400000.0-(1.0/(24.0*30.0)));
lasttime=starttime; plethy->SetMaxX(lasttime/86400000.0);
PLETHY->MinX();
PLETHY->MaxX();
PLETHY->RealMaxX();
if (plethy->np[0]>max_data_points) {
//TODO: Stop Serial recording..
// for now overwrite..
plethy->np[0]=0;
lasttime=0;
} }
PLETHY->updateGL(); PLETHY->updateGL(); // Move this to a timer.
} }
/*if (portmode!=PM_RECORDING) { if (bytes.size()==2) { // Data bytes in live mode
return;
}
if (bytes.size()==3) { // control & waveform bytes
if ((bytes[0]==0xf0) && (bytes[1]==0x80) && (bytes[2]==0x00)) portmode==PM_LIVE;
//qDebug() << "A=" << int(bytes[0]) << "B=" << int(bytes[1]) << "C=" << int(bytes[2]);
// Pulse data..
} else if (bytes.size()==2) { // Data bytes in live mode
// Plethy data // Plethy data
if (lastpulse!=bytes[0]) if (lastpulse!=bytes[0]) {
qDebug() << "Pulse=" << int(bytes[0]); pulse->point[0][pulse->np[0]].setX(double(lasttime)/86400000.0);
if (lastspo2!=bytes[1]) pulse->point[0][pulse->np[0]++].setY(bytes[0]);
qDebug() << "SpO2=" << int(bytes[1]); //pulse->SetMinX(lasttime/86400000.0-(1.0/(24.0*15.0)));
//pulse->SetMaxX(lasttime/86400000.0);
//pulse->SetRealMaxX(lasttime/86400000.0);
//PULSE->MinX();
//PULSE->MaxX();
//PULSE->RealMaxX();
PULSE->updateGL();
if (pulse->np[0]>max_data_points) {
//TODO: Stop Serial recording..
// for now overwrite..
pulse->np[0]=0;
lasttime=0;
}
//qDebug() << "Pulse=" << int(bytes[0]);
}
if (lastspo2!=bytes[1]) {
spo2->point[0][spo2->np[0]].setX(double(lasttime)/86400000.0);
spo2->point[0][spo2->np[0]++].setY(bytes[1]);
SPO2->updateGL();
if (spo2->np[0]>max_data_points) {
//TODO: Stop Serial recording..
// for now overwrite..
spo2->np[0]=0;
lasttime=0;
}
//qDebug() << "SpO2=" << int(bytes[1]);
}
lastpulse=bytes[0]; lastpulse=bytes[0];
lastspo2=bytes[1]; lastspo2=bytes[1];
} else { }
qDebug() << "bytes read:" << bytes.size(); */
//QString aa;
//for (int i=0;i<bytes.size();i++)
// aa+=QString::number((unsigned char)bytes[i],16)+" ";
//qDebug() << hex << aa;
/*QByteArray b;
b.resize(3);
b[0]=0xf6;
b[1]=0xf6;
b[2]=0xf6;
port->write(b);
portmode=PM_LIVE;
qDebug() << "Killing Record Retrieval Mode";
} */
lastsize=bytes.size(); lastsize=bytes.size();
} }
void Oximetry::onDsrChanged(bool status) void Oximetry::onDsrChanged(bool status)

3
oximetry.h
View File

@ -49,6 +49,9 @@ private:
QextSerialPort *port; QextSerialPort *port;
QString portname; QString portname;
PORTMODE portmode; PORTMODE portmode;
qint64 lasttime;
int lastpulse, lastspo2;
}; };
#endif // OXIMETRY_H #endif // OXIMETRY_H