void EEGPlot::drawSample(const CentData::AnalogData& data)
{
if(m_numChannels == 0 || (data.num_channel < static_cast<int>(m_numChannels)) )
{
return;
}
qreal realSecond = 0.0;
if(m_firstPacket)
{
m_firstPacket = false;
m_redrawTimer.start();
}
else if(m_arraySeriesData->size() > 0)
{
realSecond = m_arraySeriesData->sample(m_arraySeriesData->size() -1).x() + SAMPLE_DELTA_REAL;
}
QPointF dataPoint(0,0);
int idxBase = m_channelId * (data.num_channel/m_numChannels);
for (int i=0; i < (data.num_channel/static_cast<int>(m_numChannels)) - 1; i++)
{
dataPoint.setX(realSecond);
dataPoint.setY(data.channel[idxBase + i]);
m_arraySeriesData->appendData(dataPoint);
realSecond += SAMPLE_DELTA_REAL;
}
}
void shakeData::loadSMC(string filename)
{
file=filename;
ifstream input(ofToDataPath(file).c_str());
string buffer;
sampFreq=200.;
bool tagOpen=false;
int pipeCount=0;
vector<double> val;
getline(input, buffer);
while(buffer.length()&&(buffer[0]=='|'||pipeCount<4)){
if(buffer.length()&&buffer[0]=='|') pipeCount++;
getline(input, buffer);
}
while (input.peek()!=EOF) {
getline(input, buffer);
if(buffer.length()%10==0){
for(int i=0; i<buffer.length()/10; i++){
string num(buffer.begin()+10*i,buffer.begin()+10*i+10);
//uData.push_back(dataPoint(ofToFloat(num),1/sampFreq));
val.push_back(ofToFloat(num));
}
}
}
input.close();
for(unsigned int i=0; i<val.size(); i++){
uData.push_back(dataPoint(val[i],1/sampFreq));
}
processData();
}
void shakeData::loadCOSMOS(string filename)
{
file=filename;
ifstream input(ofToDataPath(file).c_str());
string buffer;
vector<double> val;
int burn=45;
while(burn--){
getline(input, buffer);
}
getline(input, buffer);
int numPoints=ofToInt(buffer.substr(0,buffer.find_first_of(' ',4)));
sampFreq=1/ofToFloat(buffer.substr(47,4));
string format=buffer.substr(buffer.find_last_of("(")+1,buffer.find_last_of(")")-(buffer.find_last_of("(")+1));
cout <<numPoints << " of data, at " << sampFreq << " intervals in " << format << endl;
vector<string> spl=ofSplitString(format,"f.");
int pointsPerLine=ofToInt(spl[0]);
int space=ofToInt(spl[1]);
while(val.size()<numPoints){
getline(input, buffer);
for(unsigned int i=0; i<pointsPerLine&&val.size()<numPoints; i++){
val.push_back(ofToFloat(buffer.substr(i*space,space)));
}
}
for(unsigned int i=0; i<val.size(); i++){
uData.push_back(dataPoint(val[i],1/sampFreq));
}
input.close();
processData();
}
bool Profile::loadProfile(QString fileName, bool loadDefault) {
QFile file(fileName);
// Check if file exists, if not create default profile
if(!file.exists()) {
if(loadDefault) {
loadDefaultProfile();
return true;
}
else
return false;
}
// Read profile data from file
dataPoints.clear();
QJsonDocument json;
if(file.open(QFile::ReadOnly)) {
qDebug() << "Loading profile data from " << fileName;
QJsonParseError error;
json = QJsonDocument().fromJson(file.readAll(), &error);
// Check if JSON was correctly parsed
if (error.error != QJsonParseError::NoError) {
qDebug() << error.errorString();
return false;
}
// Read JSON values
QJsonObject object = json.object();
QJsonArray profileData = object.value("profileData").toArray();
profileName = object.value("profileName").toString();
// Convert the JSON array to a Trade List
for(int i = 0; i < profileData.size(); i++) {
// Convert the JSON values
QJsonObject dataPointObject = profileData[i].toObject();
float time = dataPointObject.value("time").toDouble();
float temp = dataPointObject.value("temp").toDouble();
// Create a trade object from the converted values
DataPoint dataPoint(time, temp);
// Append the new trade object to the trade list
dataPoints.append(dataPoint);
}
}
return true;
}
void shakeData::loadKNET(string filename)
{
file=filename;
ifstream input(ofToDataPath(file).c_str());
string buffer;
int lineCount=0;
double scale;
double averg=0;
vector<double> val;
while(lineCount<18){
getline(input, buffer);
string result;
KNETresults rslt=getVal(buffer,result);
switch(rslt){
case FREQ:
sampFreq=ofToInt(result);
break;
case SCALE_AMOUNT:
scale=ofToInt(result.substr(0,result.find_first_of("(")));
scale/=ofToInt(result.substr(result.find_last_of("/")+1));
break;
case MAX_ACCEL:
break;
default:
break;
}
lineCount++;
}
while(!input.eof()){
getline(input, buffer);
for(int i=0; i<8; i++){
if(buffer.length()>(i+1)*9){
val.push_back(ofToInt(buffer.substr(i*9,9)));
}
}
}
input.close();
double a1,a0;
linearRegression(val,a1,a0);
for(unsigned int i=0; i<val.size(); i++){
val[i]-=a0+a1*i;
val[i]*=scale;
}
bandpassFilter(val,sampFreq,3);
for(unsigned int i=0; i<val.size(); i++){
uData.push_back(dataPoint(val[i],1/sampFreq));
}
processData();
}
void shakeData::loadDAT(string filename)
{
file=filename;
ifstream input(ofToDataPath(file).c_str());
string buffer;
int lineCount=0;
getline(input,buffer);
double lastTime=0;
while(!input.eof()){
getline(input, buffer);
vector<string> spl=ofSplitString(buffer," \t");
if(spl.size()){
float time=ofToFloat(spl[0]);
uData.push_back(dataPoint(ofToFloat(spl[1]),time-lastTime));
sampFreq=1/(time-lastTime);
lastTime=time;
}
}
input.close();
processData();
}
std::vector<dataPoint> JakeReader::getDataPoints() {
std::vector<dataPoint> vecPoint;
for(int i=0; i<fEvents.size(); i++)
vecPoint.push_back(dataPoint(fEvents.at(i)));
return vecPoint;
}
void shakeData::getPoint(double acc, double deltat)
{
uData.push_back(dataPoint(acc,deltat));
}