LibreVNA/Software/PC_Application/LibreVNA-GUI/Traces/tracemodel.cpp
2023-10-31 18:49:08 +01:00

380 lines
10 KiB
C++

#include "tracemodel.h"
#include <QIcon>
#include <QDebug>
#include <QDateTime>
using namespace std;
TraceModel::TraceModel(QObject *parent)
: QAbstractTableModel(parent)
{
traces.clear();
source = DataSource::Unknown;
lastSweepPosition = 0.0;
}
TraceModel::~TraceModel()
{
while(!traces.empty()) {
delete traces[0];
traces.erase(traces.begin());
}
}
void TraceModel::addTrace(Trace *t)
{
beginInsertRows(QModelIndex(), traces.size(), traces.size());
connect(t, &Trace::nameChanged, [=]() {
emit traceNameChanged(t);
emit dataChanged(createIndex(0, 0), createIndex(traces.size() - 1, ColIndexLast - 1));
});
connect(t, &Trace::pauseChanged, [=](){
emit dataChanged(createIndex(0, 0), createIndex(traces.size() - 1, ColIndexLast - 1));
});
connect(t, &Trace::deembeddingChanged, [=](){
emit dataChanged(createIndex(0, 0), createIndex(traces.size() - 1, ColIndexLast - 1));
});
traces.push_back(t);
endInsertRows();
t->setModel(this);
emit traceAdded(t);
emit requiredExcitation();
}
void TraceModel::removeTrace(unsigned int index)
{
if (index < traces.size()) {
beginRemoveRows(QModelIndex(), index, index);
auto trace = traces[index];
delete trace;
traces.erase(traces.begin() + index);
endRemoveRows();
emit traceRemoved(trace);
emit requiredExcitation();
}
}
void TraceModel::removeTrace(Trace *t)
{
auto index = findIndex(t);
if(index >= 0) {
removeTrace(index);
}
}
Trace *TraceModel::trace(unsigned int index)
{
return traces.at(index);
}
int TraceModel::findIndex(Trace *t)
{
for(unsigned int i=0;i<traces.size();i++) {
if(traces[i] == t) {
return i;
}
}
return -1;
}
void TraceModel::toggleVisibility(unsigned int index)
{
if (index < traces.size()) {
traces[index]->setVisible(!traces[index]->isVisible());
emit dataChanged(createIndex(index, ColIndexVisible), createIndex(index, ColIndexVisible));
}
}
void TraceModel::togglePause(unsigned int index)
{
if (index < traces.size() && traces[index]->canBePaused()) {
if(traces[index]->isPaused()) {
traces[index]->resume();
} else {
traces[index]->pause();
}
emit dataChanged(createIndex(index, ColIndexPlayPause), createIndex(index, ColIndexPlayPause));
emit requiredExcitation();
}
}
void TraceModel::toggleMath(unsigned int index)
{
if (index >= traces.size()) {
return;
}
auto trace = traces[index];
if(trace->hasMathOperations()) {
trace->enableMath(!trace->mathEnabled());
emit dataChanged(createIndex(index, ColIndexMath), createIndex(index, ColIndexMath));
}
}
void TraceModel::toggleDeembedding(unsigned int index)
{
if (index >= traces.size()) {
return;
}
auto trace = traces[index];
if(trace->deembeddingAvailable()) {
trace->setDeembeddingActive(!trace->isDeembeddingActive());
emit dataChanged(createIndex(index, ColIndexDeembedding), createIndex(index, ColIndexDeembedding));
}
}
int TraceModel::rowCount(const QModelIndex &) const
{
return traces.size();
}
int TraceModel::columnCount(const QModelIndex &) const
{
return ColIndexLast;
}
QVariant TraceModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
if ((unsigned int) index.row() >= traces.size())
return QVariant();
auto trace = traces[index.row()];
switch(index.column()) {
case ColIndexVisible:
if (role == Qt::DecorationRole) {
if (trace->isVisible()) {
return QIcon(":/icons/visible.svg");
} else {
return QIcon(":/icons/invisible.svg");
}
} else if(role == Qt::ToolTipRole){
return "Toggle Visibility";
} else {
return QVariant();
}
break;
case ColIndexPlayPause:
if (role == Qt::DecorationRole && trace->canBePaused()) {
if (trace->isPaused()) {
return QIcon(":/icons/pause.svg");
} else {
return QIcon(":/icons/play.svg");
}
} else if(role == Qt::ToolTipRole && trace->canBePaused()){
return "Toggle Play/Pause";
} else {
return QVariant();
}
break;
case ColIndexDeembedding:
if (role == Qt::DecorationRole && trace->deembeddingAvailable()) {
if(trace->isDeembeddingActive()) {
return QIcon(":icons/deembedding_enabled.svg");
} else {
return QIcon(":icons/deembedding_disabled.svg");
}
} else if(role == Qt::ToolTipRole && trace->deembeddingAvailable()){
return "Toggle De-embedding";
} else {
return QVariant();
}
break;
case ColIndexMath:
if (role == Qt::DecorationRole && trace->hasMathOperations()) {
if(trace->mathEnabled()) {
return QIcon(":icons/math_enabled");
} else {
return QIcon(":icons/math_disabled");
}
} else if(role == Qt::ToolTipRole && trace->hasMathOperations()){
return "Toggle Math Operations";
} else {
return QVariant();
}
break;
case ColIndexName:
if (role == Qt::DisplayRole) {
return trace->name();
} else if (role == Qt::ForegroundRole) {
return trace->color();
}
break;
default:
break;
}
return QVariant();
}
std::vector<Trace *> TraceModel::getTraces() const
{
return traces;
}
std::vector<Trace *> TraceModel::getLiveTraces() const
{
std::vector<Trace*> ret;
for(auto t : traces) {
if(t->getSource() == Trace::Source::Live) {
ret.push_back(t);
}
}
return ret;
}
bool TraceModel::PortExcitationRequired(int port)
{
for(auto t : traces) {
if(t->getSource() == Trace::Source::Live && !t->isPaused()) {
// this trace needs measurements from VNA, check if port has to be excited for its measurement
auto param = t->liveParameter();
if(port == QString(param[2]).toInt()) {
return true;
}
}
}
// checked all traces, none requires this port to be excited
return false;
}
nlohmann::json TraceModel::toJSON()
{
nlohmann::json j;
for(auto t : traces) {
j.push_back(t->toJSON());
}
return j;
}
void TraceModel::fromJSON(nlohmann::json j)
{
// clear old traces
while(traces.size()) {
removeTrace((int) 0);
}
for(auto jt : j) {
auto trace = new Trace();
trace->setModel(this);
try {
trace->fromJSON(jt);
addTrace(trace);
} catch (const exception &e) {
qWarning() << "Failed to create trace:" << e.what();
}
}
for(auto t : traces) {
if(!t->resolveMathSourceHashes()) {
qWarning() << "Failed to resolve all math source hashes for"<<t;
}
}
}
void TraceModel::clearLiveData()
{
for(auto t : traces) {
if (t->getSource() == Trace::Source::Live) {
// this trace is fed from live data
t->clear();
}
}
}
void TraceModel::addVNAData(const DeviceDriver::VNAMeasurement& d, TraceMath::DataType datatype, bool deembedded)
{
source = DataSource::VNA;
lastReceivedData = QDateTime::currentDateTimeUtc();
for(auto t : traces) {
if (t->getSource() == Trace::Source::Live && !t->isPaused()) {
int index = -1;
Trace::Data td;
switch(datatype) {
case TraceMath::DataType::Frequency:
td.x = d.frequency;
break;
case TraceMath::DataType::Power:
td.x = d.dBm;
break;
case TraceMath::DataType::TimeZeroSpan:
td.x = (double) d.us / 1000000.0;
index = d.pointNum;
break;
default:
// invalid type, can not add
return;
}
lastSweepPosition = td.x;
if(d.measurements.count(t->liveParameter())) {
td.y = d.measurements.at(t->liveParameter());
} else {
// parameter not included in data, skip
continue;
}
if(!deembedded) {
t->addData(td, datatype, d.Z0, index);
} else {
t->addDeembeddingData(td, index);
}
}
}
}
void TraceModel::addSAData(const DeviceDriver::SAMeasurement& d, const DeviceDriver::SASettings &settings)
{
source = DataSource::SA;
lastReceivedData = QDateTime::currentDateTimeUtc();
for(auto t : traces) {
if (t->getSource() == Trace::Source::Live && !t->isPaused()) {
int index = -1;
Trace::Data td;
if(settings.freqStart == settings.freqStop) {
// in zerospan mode, insert data by index
index = d.pointNum;
td.x = (double) d.us / 1000000.0;
} else {
td.x = d.frequency;
}
if(d.measurements.count(t->liveParameter())) {
td.y = d.measurements.at(t->liveParameter());
} else {
// parameter not included in data, skip
continue;
}
lastSweepPosition = td.x;
t->addData(td, settings, index);
}
}
}
TraceModel::DataSource TraceModel::getSource() const
{
return source;
}
void TraceModel::setSource(const DataSource &value)
{
source = value;
}
double TraceModel::getSweepPosition() const
{
auto t = QDateTime::currentDateTimeUtc();
constexpr qint64 timeout_ms = 1000;
if(lastReceivedData.msecsTo(t) > timeout_ms) {
return std::numeric_limits<double>::quiet_NaN();
} else {
return lastSweepPosition;
}
}
MarkerModel *TraceModel::getMarkerModel() const
{
return markerModel;
}
void TraceModel::setMarkerModel(MarkerModel *value)
{
markerModel = value;
}