_frequencyDisplayPlot = new FrequencyDisplayPlot(FrequencyPlotDisplayFrame);
_waterfallDisplayPlot = new WaterfallDisplayPlot(WaterfallPlotDisplayFrame);
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- _waterfall3DDisplayPlot = new Waterfall3DDisplayPlot(Waterfall3DPlotDisplayFrame);
- }
-
_timeDomainDisplayPlot = new TimeDomainDisplayPlot(TimeDomainDisplayFrame);
_constellationDisplayPlot = new ConstellationDisplayPlot(ConstellationDisplayFrame);
_numRealDataPoints = 1024;
WaterfallMinimumIntensityWheel->setTickCnt(50);
WaterfallMinimumIntensityWheel->setValue(-200);
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- Waterfall3DMaximumIntensityWheel->setRange(-200, 0);
- Waterfall3DMaximumIntensityWheel->setTickCnt(50);
- Waterfall3DMinimumIntensityWheel->setRange(-200, 0);
- Waterfall3DMinimumIntensityWheel->setTickCnt(50);
- Waterfall3DMinimumIntensityWheel->setValue(-200);
- }
-
_peakFrequency = 0;
_peakAmplitude = -HUGE_VAL;
ToggleTabFrequency(false);
ToggleTabWaterfall(false);
- ToggleTabWaterfall3D(false);
ToggleTabTime(false);
ToggleTabConstellation(false);
// Qt deletes children when parent is deleted
// Don't worry about deleting Display Plots - they are deleted when parents are deleted
- /* delete _intValidator; */
+ delete _intValidator;
delete[] _realFFTDataPoints;
delete[] _averagedValues;
delete _historyVector;
+ displayTimer->stop();
delete displayTimer;
}
const double* realTimeDomainDataPoints = spectrumUpdateEvent->getRealTimeDomainPoints();
const double* imagTimeDomainDataPoints = spectrumUpdateEvent->getImagTimeDomainPoints();
const uint64_t numTimeDomainDataPoints = spectrumUpdateEvent->getNumTimeDomainDataPoints();
- const timespec dataTimestamp = spectrumUpdateEvent->getDataTimestamp();;
+ const timespec dataTimestamp = spectrumUpdateEvent->getDataTimestamp();
const bool repeatDataFlag = spectrumUpdateEvent->getRepeatDataFlag();
const bool lastOfMultipleUpdatesFlag = spectrumUpdateEvent->getLastOfMultipleUpdateFlag();
const timespec generatedTimestamp = spectrumUpdateEvent->getEventGeneratedTimestamp();
const std::complex<float>* complexDataPointsPtr = complexDataPoints+numFFTDataPoints/2;
double* realFFTDataPointsPtr = _realFFTDataPoints;
+ double sumMean = 0.0;
+ double localPeakAmplitude = -HUGE_VAL;
+ double localPeakFrequency = 0.0;
+ const double fftBinSize = (_stopFrequency-_startFrequency) /
+ static_cast<double>(numFFTDataPoints);
+
// Run this twice to perform the fftshift operation on the data here as well
+ std::complex<float> scaleFactor = std::complex<float>((float)numFFTDataPoints);
for(uint64_t point = 0; point < numFFTDataPoints/2; point++){
- // Calculate dBm
- // 50 ohm load assumption
- // 10 * log10 (v^2 / (2 * 50.0 * .001)) = 10 * log10( v^2 * 10)
- // 75 ohm load assumption
- // 10 * log10 (v^2 / (2 * 75.0 * .001)) = 10 * log10( v^2 * 15)
-
- // perform scaling here
- std::complex<float> pt = (*complexDataPointsPtr) / std::complex<float>((float)numFFTDataPoints);
+ std::complex<float> pt = (*complexDataPointsPtr) / scaleFactor;
*realFFTDataPointsPtr = 10.0*log10((pt.real() * pt.real() + pt.imag()*pt.imag()) + 1e-20);
+ if(*realFFTDataPointsPtr > localPeakAmplitude) {
+ localPeakFrequency = static_cast<float>(point) * fftBinSize;
+ localPeakAmplitude = *realFFTDataPointsPtr;
+ }
+ sumMean += *realFFTDataPointsPtr;
+
complexDataPointsPtr++;
realFFTDataPointsPtr++;
}
// second half of the plotted data
complexDataPointsPtr = complexDataPoints;
for(uint64_t point = 0; point < numFFTDataPoints/2; point++){
- std::complex<float> pt = (*complexDataPointsPtr) / std::complex<float>((float)numFFTDataPoints);
+ std::complex<float> pt = (*complexDataPointsPtr) / scaleFactor;
*realFFTDataPointsPtr = 10.0*log10((pt.real() * pt.real() + pt.imag()*pt.imag()) + 1e-20);
+ if(*realFFTDataPointsPtr > localPeakAmplitude) {
+ localPeakFrequency = static_cast<float>(point) * fftBinSize;
+ localPeakAmplitude = *realFFTDataPointsPtr;
+ }
+ sumMean += *realFFTDataPointsPtr;
+
complexDataPointsPtr++;
realFFTDataPointsPtr++;
}
if(!repeatDataFlag){
_AverageHistory(_realFFTDataPoints);
- double sumMean;
- const double fft_bin_size = (_stopFrequency-_startFrequency) /
- static_cast<double>(numFFTDataPoints);
-
- // find the peak, sum (for mean), etc
- _peakAmplitude = -HUGE_VAL;
- sumMean = 0.0;
- for(uint64_t number = 0; number < numFFTDataPoints; number++){
- // find peak
- if(_realFFTDataPoints[number] > _peakAmplitude){
- // Calculate the frequency relative to the local bw, adjust for _startFrequency later
- _peakFrequency = (static_cast<float>(number) * fft_bin_size);
- _peakAmplitude = _realFFTDataPoints[number];
- // _peakBin = number;
- }
- // sum (for mean)
- sumMean += _realFFTDataPoints[number];
- }
+ // Only use the local info if we are not repeating data
+ _peakAmplitude = localPeakAmplitude;
+ _peakFrequency = localPeakFrequency;
// calculate the spectral mean
// +20 because for the comparison below we only want to throw out bins
d_update_time, dataTimestamp,
spectrumUpdateEvent->getDroppedFFTFrames());
}
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- if( _openGLWaterfall3DFlag == 1 && (tabindex == d_plot_waterfall3d)) {
- _waterfall3DDisplayPlot->PlotNewData(_realFFTDataPoints, numFFTDataPoints,
- d_update_time, dataTimestamp,
- spectrumUpdateEvent->getDroppedFFTFrames());
- }
- }
}
s.setHeight(WaterfallPlotDisplayFrame->height());
emit _waterfallDisplayPlot->resizeSlot(&s);
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- s.setWidth(Waterfall3DPlotDisplayFrame->width());
- s.setHeight(Waterfall3DPlotDisplayFrame->height());
- emit _waterfall3DDisplayPlot->resizeSlot(&s);
- }
-
s.setWidth(ConstellationDisplayFrame->width());
s.setHeight(ConstellationDisplayFrame->height());
emit _constellationDisplayPlot->resizeSlot(&s);
waterfallMinimumIntensityChangedCB(WaterfallMinimumIntensityWheel->value());
waterfallMaximumIntensityChangedCB(WaterfallMaximumIntensityWheel->value());
- // If the video card doesn't support OpenGL then don't display the 3D Waterfall
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- waterfall3DMinimumIntensityChangedCB(Waterfall3DMinimumIntensityWheel->value());
- waterfall3DMaximumIntensityChangedCB(Waterfall3DMaximumIntensityWheel->value());
-
- // Check for Hardware Acceleration of the OpenGL
- if(!_waterfall3DDisplayPlot->format().directRendering()){
- // Only ask this once while the program is running...
- if(_openGLWaterfall3DFlag == -1){
- _openGLWaterfall3DFlag = 0;
- if(QMessageBox::warning(this, "OpenGL Direct Rendering NOT Supported", "<center>The system's video card hardware or current drivers do not support direct hardware rendering of the OpenGL modules.</center><br><center>Software rendering is VERY processor intensive.</center><br><center>Do you want to use software rendering?</center>", QMessageBox::Yes, QMessageBox::No | QMessageBox::Default | QMessageBox::Escape) == QMessageBox::Yes){
- _openGLWaterfall3DFlag = 1;
- }
- }
- }
- else{
- _openGLWaterfall3DFlag = 1;
- }
- }
-
- if(_openGLWaterfall3DFlag != 1){
- ToggleTabWaterfall3D(false);
- }
-
// Clear any previous display
Reset();
}
// all of the plots.
_frequencyDisplayPlot->canvas()->update();
_waterfallDisplayPlot->canvas()->update();
- //if((QGLFormat::hasOpenGL()) && (_useOpenGL))
- //_waterfall3DDisplayPlot->canvas()->update();
_timeDomainDisplayPlot->canvas()->update();
_constellationDisplayPlot->canvas()->update();
}
if(fdiff > 0) {
std::string strunits[4] = {"Hz", "kHz", "MHz", "GHz"};
+ std::string strtime[4] = {"sec", "ms", "us", "ns"};
double units10 = floor(log10(fdiff));
double units3 = std::max(floor(units10 / 3.0), 0.0);
double units = pow(10, (units10-fmod(units10, 3.0)));
_stopFrequency = newStopFrequency;
_centerFrequency = newCenterFrequency;
- _frequencyDisplayPlot->SetFrequencyRange(newStartFrequency,
- newStopFrequency,
- newCenterFrequency,
+ _frequencyDisplayPlot->SetFrequencyRange(_startFrequency,
+ _stopFrequency,
+ _centerFrequency,
UseRFFrequenciesCheckBox->isChecked(),
units, strunits[iunit]);
- _waterfallDisplayPlot->SetFrequencyRange(newStartFrequency,
- newStopFrequency,
- newCenterFrequency,
+ _waterfallDisplayPlot->SetFrequencyRange(_startFrequency,
+ _stopFrequency,
+ _centerFrequency,
UseRFFrequenciesCheckBox->isChecked(),
units, strunits[iunit]);
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- _waterfall3DDisplayPlot->SetFrequencyRange(newStartFrequency,
- newStopFrequency,
- newCenterFrequency,
- UseRFFrequenciesCheckBox->isChecked(),
- units, strunits[iunit]);
- }
+ _timeDomainDisplayPlot->SetSampleRate(_stopFrequency - _startFrequency,
+ units, strtime[iunit]);
}
}
AverageDataReset();
_waterfallDisplayPlot->Reset();
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- _waterfall3DDisplayPlot->Reset();
- }
}
WaterfallMaximumIntensityWheel->value());
}
-void
-SpectrumDisplayForm::waterfall3DMaximumIntensityChangedCB( double newValue )
-{
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- if(newValue > Waterfall3DMinimumIntensityWheel->value()){
- Waterfall3DMaximumIntensityLabel->setText(QString("%1 dB").arg(newValue, 0, 'f', 0));
- }
- else{
- Waterfall3DMaximumIntensityWheel->setValue(Waterfall3DMinimumIntensityWheel->value());
- }
-
- _waterfall3DDisplayPlot->SetIntensityRange(Waterfall3DMinimumIntensityWheel->value(),
- Waterfall3DMaximumIntensityWheel->value());
- }
-}
-
-
-void
-SpectrumDisplayForm::waterfall3DMinimumIntensityChangedCB( double newValue )
-{
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- if(newValue < Waterfall3DMaximumIntensityWheel->value()){
- Waterfall3DMinimumIntensityLabel->setText(QString("%1 dB").arg(newValue, 0, 'f', 0));
- }
- else{
- Waterfall3DMinimumIntensityWheel->setValue(Waterfall3DMaximumIntensityWheel->value());
- }
-
- _waterfall3DDisplayPlot->SetIntensityRange(Waterfall3DMinimumIntensityWheel->value(),
- Waterfall3DMaximumIntensityWheel->value());
- }
-}
-
-
void
SpectrumDisplayForm::FFTComboBoxSelectedCB( const QString &fftSizeString )
{
waterfallMaximumIntensityChangedCB(maximumIntensity);
}
-void
-SpectrumDisplayForm::Waterfall3DAutoScaleBtnCB()
-{
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- double minimumIntensity = _noiseFloorAmplitude - 5;
- if(minimumIntensity < Waterfall3DMinimumIntensityWheel->minValue()){
- minimumIntensity = Waterfall3DMinimumIntensityWheel->minValue();
- }
- Waterfall3DMinimumIntensityWheel->setValue(minimumIntensity);
- double maximumIntensity = _peakAmplitude + 10;
- if(maximumIntensity > Waterfall3DMaximumIntensityWheel->maxValue()){
- maximumIntensity = Waterfall3DMaximumIntensityWheel->maxValue();
- }
- Waterfall3DMaximumIntensityWheel->setValue(maximumIntensity);
- waterfallMaximumIntensityChangedCB(maximumIntensity);
- }
-}
-
void
SpectrumDisplayForm::WaterfallIntensityColorTypeChanged( int newType )
{
_waterfallDisplayPlot->SetIntensityColorMapType(newType, lowIntensityColor, highIntensityColor);
}
-void
-SpectrumDisplayForm::Waterfall3DIntensityColorTypeChanged( int newType )
-{
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- QColor lowIntensityColor;
- QColor highIntensityColor;
- if(newType == Waterfall3DDisplayPlot::INTENSITY_COLOR_MAP_TYPE_USER_DEFINED){
- // Select the Low Intensity Color
- lowIntensityColor = _waterfallDisplayPlot->GetUserDefinedLowIntensityColor();
- if(!lowIntensityColor.isValid()){
- lowIntensityColor = Qt::black;
- }
- QMessageBox::information(this, "Low Intensity Color Selection", "In the next window, select the low intensity color for the waterfall display", QMessageBox::Ok);
- lowIntensityColor = QColorDialog::getColor(lowIntensityColor, this);
-
- // Select the High Intensity Color
- highIntensityColor = _waterfallDisplayPlot->GetUserDefinedHighIntensityColor();
- if(!highIntensityColor.isValid()){
- highIntensityColor = Qt::white;
- }
- QMessageBox::information(this, "High Intensity Color Selection", "In the next window, select the high intensity color for the waterfall display", QMessageBox::Ok);
- highIntensityColor = QColorDialog::getColor(highIntensityColor, this);
- }
- _waterfall3DDisplayPlot->SetIntensityColorMapType(newType, lowIntensityColor,
- highIntensityColor);
- }
-}
-
-
void
SpectrumDisplayForm::ToggleTabFrequency(const bool state)
{
}
}
-void
-SpectrumDisplayForm::ToggleTabWaterfall3D(const bool state)
-{
- if(state == true) {
- if((QGLFormat::hasOpenGL()) && (_useOpenGL)) {
- if(d_plot_waterfall3d == -1) {
- SpectrumTypeTab->addTab(Waterfall3DPage, "3D Waterfall Display");
- d_plot_waterfall3d = SpectrumTypeTab->count()-1;
- }
- }
- }
- else {
- SpectrumTypeTab->removeTab(SpectrumTypeTab->indexOf(Waterfall3DPage));
- d_plot_waterfall3d = -1;
- }
-}
-
void
SpectrumDisplayForm::ToggleTabTime(const bool state)
{
projects / debian / gnuradio / blobdiff