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sdrangel/plugins/channelrx/chanalyzer/chanalyzergui.cpp
Jon Beniston 5d5b221e83 Add Costas Loop PLL in Channel Analyzer
Add loop bandwidth and other PLL controls to Channel Analyzer GUI.
Fix bug where PLL lock frequency would be incorrect by the decimation
factor.
2021-03-05 13:37:49 +00:00

650 lines
20 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017 Edouard Griffiths, F4EXB //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <QDockWidget>
#include <QMainWindow>
#include "device/deviceuiset.h"
#include "dsp/spectrumscopecombovis.h"
#include "dsp/spectrumvis.h"
#include "dsp/dspengine.h"
#include "dsp/dspcommands.h"
#include "gui/glspectrum.h"
#include "gui/glscope.h"
#include "gui/basicchannelsettingsdialog.h"
#include "plugin/pluginapi.h"
#include "util/simpleserializer.h"
#include "util/db.h"
#include "maincore.h"
#include "ui_chanalyzergui.h"
#include "chanalyzer.h"
#include "chanalyzergui.h"
ChannelAnalyzerGUI* ChannelAnalyzerGUI::create(PluginAPI* pluginAPI, DeviceUISet *deviceUISet, BasebandSampleSink *rxChannel)
{
ChannelAnalyzerGUI* gui = new ChannelAnalyzerGUI(pluginAPI, deviceUISet, rxChannel);
return gui;
}
void ChannelAnalyzerGUI::destroy()
{
delete this;
}
void ChannelAnalyzerGUI::resetToDefaults()
{
m_settings.resetToDefaults();
}
void ChannelAnalyzerGUI::displaySettings()
{
m_channelMarker.blockSignals(true);
m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
m_channelMarker.setBandwidth(m_settings.m_bandwidth * 2);
m_channelMarker.setTitle(m_settings.m_title);
m_channelMarker.setLowCutoff(m_settings.m_lowCutoff);
if (m_settings.m_ssb)
{
if (m_settings.m_bandwidth < 0) {
m_channelMarker.setSidebands(ChannelMarker::lsb);
} else {
m_channelMarker.setSidebands(ChannelMarker::usb);
}
}
else
{
m_channelMarker.setSidebands(ChannelMarker::dsb);
}
m_channelMarker.blockSignals(false);
m_channelMarker.setColor(m_settings.m_rgbColor); // activate signal on the last setting only
setTitleColor(m_settings.m_rgbColor);
setWindowTitle(m_channelMarker.getTitle());
blockApplySettings(true);
ui->useRationalDownsampler->setChecked(m_settings.m_rationalDownSample);
setSinkSampleRate();
if (m_settings.m_ssb) {
ui->BWLabel->setText("LP");
} else {
ui->BWLabel->setText("BP");
}
ui->ssb->setChecked(m_settings.m_ssb);
ui->BW->setValue(m_settings.m_bandwidth/100);
ui->lowCut->setValue(m_settings.m_lowCutoff/100);
ui->deltaFrequency->setValue(m_settings.m_inputFrequencyOffset);
ui->log2Decim->setCurrentIndex(m_settings.m_log2Decim);
displayPLLSettings();
ui->signalSelect->setCurrentIndex((int) m_settings.m_inputType);
ui->rrcFilter->setChecked(m_settings.m_rrc);
QString rolloffStr = QString::number(m_settings.m_rrcRolloff/100.0, 'f', 2);
ui->rrcRolloffText->setText(rolloffStr);
blockApplySettings(false);
}
void ChannelAnalyzerGUI::displayPLLSettings()
{
if (m_settings.m_costasLoop)
ui->pllType->setCurrentIndex(2);
else if (m_settings.m_fll)
ui->pllType->setCurrentIndex(1);
else
ui->pllType->setCurrentIndex(0);
setPLLVisibility();
int i = 0;
for(; ((m_settings.m_pllPskOrder>>i) & 1) == 0; i++);
if (m_settings.m_costasLoop)
ui->pllPskOrder->setCurrentIndex(i==0 ? 0 : i-1);
else
ui->pllPskOrder->setCurrentIndex(i);
ui->pll->setChecked(m_settings.m_pll);
ui->pllBandwidth->setValue((int)(m_settings.m_pllBandwidth*1000.0));
QString bandwidthStr = QString::number(m_settings.m_pllBandwidth, 'f', 3);
ui->pllBandwidthText->setText(bandwidthStr);
ui->pllDampingFactor->setValue((int)(m_settings.m_pllDampingFactor*10.0));
QString factorStr = QString::number(m_settings.m_pllDampingFactor, 'f', 1);
ui->pllDampingFactorText->setText(factorStr);
ui->pllLoopGain->setValue((int)(m_settings.m_pllLoopGain));
QString gainStr = QString::number(m_settings.m_pllLoopGain, 'f', 0);
ui->pllLoopGainText->setText(gainStr);
}
void ChannelAnalyzerGUI::setPLLVisibility()
{
ui->pllToolbar->setVisible(m_settings.m_pll);
// BW
ui->pllPskOrder->setVisible(!m_settings.m_fll);
ui->pllLine1->setVisible(!m_settings.m_fll);
ui->pllBandwidthLabel->setVisible(!m_settings.m_fll);
ui->pllBandwidth->setVisible(!m_settings.m_fll);
ui->pllBandwidthText->setVisible(!m_settings.m_fll);
ui->pllLine2->setVisible(!m_settings.m_fll);
// Damping factor and gain
bool stdPll = !m_settings.m_fll && !m_settings.m_costasLoop;
ui->pllDamplingFactor->setVisible(stdPll);
ui->pllDampingFactor->setVisible(stdPll);
ui->pllDampingFactorText->setVisible(stdPll);
ui->pllLine3->setVisible(stdPll);
ui->pllLoopGainLabel->setVisible(stdPll);
ui->pllLoopGain->setVisible(stdPll);
ui->pllLoopGainText->setVisible(stdPll);
ui->pllLine4->setVisible(stdPll);
// Order
ui->pllPskOrder->blockSignals(true);
ui->pllPskOrder->clear();
if (stdPll)
{
ui->pllPskOrder->addItem("CW");
ui->pllPskOrder->addItem("BPSK");
ui->pllPskOrder->addItem("QPSK");
ui->pllPskOrder->addItem("8PSK");
ui->pllPskOrder->addItem("16PSK");
}
else if (m_settings.m_costasLoop)
{
ui->pllPskOrder->addItem("BPSK");
ui->pllPskOrder->addItem("QPSK");
ui->pllPskOrder->addItem("8PSK");
if (m_settings.m_pllPskOrder < 2)
m_settings.m_pllPskOrder = 2;
else if (m_settings.m_pllPskOrder > 8)
m_settings.m_pllPskOrder = 8;
}
int i = 0;
for(; ((m_settings.m_pllPskOrder>>i) & 1) == 0; i++);
if (m_settings.m_costasLoop)
ui->pllPskOrder->setCurrentIndex(i==0 ? 0 : i-1);
else
ui->pllPskOrder->setCurrentIndex(i);
ui->pllPskOrder->blockSignals(false);
arrangeRollups();
}
void ChannelAnalyzerGUI::setSpectrumDisplay()
{
int sinkSampleRate = getSinkSampleRate();
qDebug("ChannelAnalyzerGUI::setSpectrumDisplay: m_sinkSampleRate: %d", sinkSampleRate);
if (m_settings.m_ssb)
{
ui->glSpectrum->setCenterFrequency(sinkSampleRate/4);
ui->glSpectrum->setSampleRate(sinkSampleRate/2);
ui->glSpectrum->setSsbSpectrum(true);
ui->glSpectrum->setLsbDisplay(ui->BW->value() < 0);
}
else
{
ui->glSpectrum->setCenterFrequency(0);
ui->glSpectrum->setSampleRate(sinkSampleRate);
ui->glSpectrum->setSsbSpectrum(false);
ui->glSpectrum->setLsbDisplay(false);
}
}
QByteArray ChannelAnalyzerGUI::serialize() const
{
return m_settings.serialize();
}
bool ChannelAnalyzerGUI::deserialize(const QByteArray& data)
{
if(m_settings.deserialize(data))
{
displaySettings();
applySettings(true); // will have true
return true;
}
else
{
m_settings.resetToDefaults();
displaySettings();
applySettings(true); // will have true
return false;
}
}
bool ChannelAnalyzerGUI::handleMessage(const Message& message)
{
if (DSPSignalNotification::match(message))
{
DSPSignalNotification& cmd = (DSPSignalNotification&) message;
m_basebandSampleRate = cmd.getSampleRate();
setSinkSampleRate();
}
return false;
}
void ChannelAnalyzerGUI::handleInputMessages()
{
Message* message;
while ((message = getInputMessageQueue()->pop()) != 0)
{
qDebug("ChannelAnalyzerGUI::handleInputMessages: message: %s", message->getIdentifier());
if (handleMessage(*message))
{
delete message;
}
}
}
void ChannelAnalyzerGUI::channelMarkerChangedByCursor()
{
ui->deltaFrequency->setValue(m_channelMarker.getCenterFrequency());
m_settings.m_inputFrequencyOffset = m_channelMarker.getCenterFrequency();
applySettings();
}
void ChannelAnalyzerGUI::channelMarkerHighlightedByCursor()
{
setHighlighted(m_channelMarker.getHighlighted());
}
void ChannelAnalyzerGUI::tick()
{
m_channelPowerAvg(m_channelAnalyzer->getMagSqAvg());
double powDb = CalcDb::dbPower((double) m_channelPowerAvg);
ui->channelPower->setText(tr("%1 dB").arg(powDb, 0, 'f', 1));
if (m_channelAnalyzer->isPllLocked()) {
ui->pll->setStyleSheet("QToolButton { background-color : green; }");
} else {
ui->pll->setStyleSheet("QToolButton { background:rgb(79,79,79); }");
}
if (ui->pll->isChecked())
{
double sampleRate = (double) m_channelAnalyzer->getChannelSampleRate();
int freq = (m_channelAnalyzer->getPllFrequency() * sampleRate) / (2.0*M_PI);
ui->pll->setToolTip(tr("PLL lock. Freq = %1 Hz").arg(freq));
ui->pllLockFrequency->setText(tr("%1 Hz").arg(freq));
}
}
void ChannelAnalyzerGUI::on_rationalDownSamplerRate_changed(quint64 value)
{
m_settings.m_rationalDownSamplerRate = value;
setSinkSampleRate();
applySettings();
}
void ChannelAnalyzerGUI::on_pll_toggled(bool checked)
{
if (!checked) {
ui->pll->setToolTip(tr("PLL lock"));
}
m_settings.m_pll = checked;
setPLLVisibility();
applySettings();
}
void ChannelAnalyzerGUI::on_pllType_currentIndexChanged(int index)
{
m_settings.m_fll = (index == 1);
m_settings.m_costasLoop = (index == 2);
setPLLVisibility();
applySettings();
}
void ChannelAnalyzerGUI::on_pllPskOrder_currentIndexChanged(int index)
{
if (m_settings.m_costasLoop)
m_settings.m_pllPskOrder = (1<<(index+1));
else
m_settings.m_pllPskOrder = (1<<index);
applySettings();
}
void ChannelAnalyzerGUI::on_pllBandwidth_valueChanged(int value)
{
m_settings.m_pllBandwidth = value/1000.0;
QString bandwidthStr = QString::number(m_settings.m_pllBandwidth, 'f', 3);
ui->pllBandwidthText->setText(bandwidthStr);
applySettings();
}
void ChannelAnalyzerGUI::on_pllDampingFactor_valueChanged(int value)
{
m_settings.m_pllDampingFactor = value/10.0;
QString factorStr = QString::number(m_settings.m_pllDampingFactor, 'f', 1);
ui->pllDampingFactorText->setText(factorStr);
applySettings();
}
void ChannelAnalyzerGUI::on_pllLoopGain_valueChanged(int value)
{
m_settings.m_pllLoopGain = value;
QString gainStr = QString::number(m_settings.m_pllLoopGain, 'f', 0);
ui->pllLoopGainText->setText(gainStr);
applySettings();
}
void ChannelAnalyzerGUI::on_useRationalDownsampler_toggled(bool checked)
{
m_settings.m_rationalDownSample = checked;
setSinkSampleRate();
applySettings();
}
void ChannelAnalyzerGUI::on_signalSelect_currentIndexChanged(int index)
{
m_settings.m_inputType = (ChannelAnalyzerSettings::InputType) index;
if (m_settings.m_inputType == ChannelAnalyzerSettings::InputAutoCorr) {
m_scopeVis->setTraceChunkSize(ChannelAnalyzerSink::m_corrFFTLen);
} else {
m_scopeVis->setTraceChunkSize(ScopeVis::m_traceChunkDefaultSize);
}
ui->scopeGUI->traceLengthChange();
applySettings();
}
void ChannelAnalyzerGUI::on_deltaFrequency_changed(qint64 value)
{
m_channelMarker.setCenterFrequency(value);
m_settings.m_inputFrequencyOffset = m_channelMarker.getCenterFrequency();
applySettings();
}
void ChannelAnalyzerGUI::on_rrcFilter_toggled(bool checked)
{
m_settings.m_rrc = checked;
applySettings();
}
void ChannelAnalyzerGUI::on_rrcRolloff_valueChanged(int value)
{
m_settings.m_rrcRolloff = value;
QString rolloffStr = QString::number(value/100.0, 'f', 2);
ui->rrcRolloffText->setText(rolloffStr);
applySettings();
}
void ChannelAnalyzerGUI::on_BW_valueChanged(int value)
{
(void) value;
setFiltersUIBoundaries();
m_settings.m_bandwidth = ui->BW->value() * 100;
m_settings.m_lowCutoff = ui->lowCut->value() * 100;
applySettings();
}
void ChannelAnalyzerGUI::on_lowCut_valueChanged(int value)
{
(void) value;
setFiltersUIBoundaries();
m_settings.m_bandwidth = ui->BW->value() * 100;
m_settings.m_lowCutoff = ui->lowCut->value() * 100;
applySettings();
}
void ChannelAnalyzerGUI::on_log2Decim_currentIndexChanged(int index)
{
if ((index < 0) || (index > 6)) {
return;
}
m_settings.m_log2Decim = index;
setSinkSampleRate();
applySettings();
}
void ChannelAnalyzerGUI::on_ssb_toggled(bool checked)
{
m_settings.m_ssb = checked;
if (checked) {
ui->BWLabel->setText("LP");
} else {
ui->BWLabel->setText("BP");
}
setFiltersUIBoundaries();
applySettings();
}
void ChannelAnalyzerGUI::onWidgetRolled(QWidget* widget, bool rollDown)
{
(void) widget;
(void) rollDown;
}
void ChannelAnalyzerGUI::onMenuDialogCalled(const QPoint& p)
{
if (m_contextMenuType == ContextMenuChannelSettings)
{
BasicChannelSettingsDialog dialog(&m_channelMarker, this);
dialog.move(p);
dialog.exec();
m_settings.m_inputFrequencyOffset = m_channelMarker.getCenterFrequency();
m_settings.m_rgbColor = m_channelMarker.getColor().rgb();
m_settings.m_title = m_channelMarker.getTitle();
setWindowTitle(m_settings.m_title);
setTitleColor(m_settings.m_rgbColor);
applySettings();
}
resetContextMenuType();
}
ChannelAnalyzerGUI::ChannelAnalyzerGUI(PluginAPI* pluginAPI, DeviceUISet *deviceUISet, BasebandSampleSink *rxChannel, QWidget* parent) :
ChannelGUI(parent),
ui(new Ui::ChannelAnalyzerGUI),
m_pluginAPI(pluginAPI),
m_deviceUISet(deviceUISet),
m_channelMarker(this),
m_doApplySettings(true),
m_basebandSampleRate(48000)
{
ui->setupUi(this);
setAttribute(Qt::WA_DeleteOnClose, true);
connect(this, SIGNAL(widgetRolled(QWidget*,bool)), this, SLOT(onWidgetRolled(QWidget*,bool)));
m_scopeVis = new ScopeVis(ui->glScope);
connect(this, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(onMenuDialogCalled(const QPoint &)));
m_channelAnalyzer = (ChannelAnalyzer*) rxChannel;
m_spectrumVis = m_channelAnalyzer->getSpectrumVis();
m_spectrumVis->setGLSpectrum(ui->glSpectrum);
m_spectrumScopeComboVis = new SpectrumScopeComboVis(m_spectrumVis, m_scopeVis);
m_basebandSampleRate = m_channelAnalyzer->getChannelSampleRate();
m_channelAnalyzer->setSampleSink(m_spectrumScopeComboVis);
m_channelAnalyzer->setMessageQueueToGUI(getInputMessageQueue());
ui->deltaFrequencyLabel->setText(QString("%1f").arg(QChar(0x94, 0x03)));
ui->deltaFrequency->setColorMapper(ColorMapper(ColorMapper::GrayGold));
ui->deltaFrequency->setValueRange(false, 8, -99999999, 99999999);
ui->rationalDownSamplerRate->setColorMapper(ColorMapper(ColorMapper::GrayGreenYellow));
ui->glSpectrum->setCenterFrequency(m_basebandSampleRate/2);
ui->glSpectrum->setSampleRate(m_basebandSampleRate);
ui->glSpectrum->setDisplayWaterfall(true);
ui->glSpectrum->setDisplayMaxHold(true);
ui->glSpectrum->setSsbSpectrum(false);
ui->glSpectrum->setLsbDisplay(false);
ui->glScope->connectTimer(MainCore::instance()->getMasterTimer());
connect(&MainCore::instance()->getMasterTimer(), SIGNAL(timeout()), this, SLOT(tick()));
m_channelMarker.blockSignals(true);
m_channelMarker.setColor(Qt::gray);
m_channelMarker.setBandwidth(m_basebandSampleRate);
m_channelMarker.setSidebands(ChannelMarker::usb);
m_channelMarker.setCenterFrequency(0);
m_channelMarker.setTitle("Channel Analyzer");
m_channelMarker.blockSignals(false);
m_channelMarker.setVisible(true); // activate signal on the last setting only
setTitleColor(m_channelMarker.getColor());
m_deviceUISet->addChannelMarker(&m_channelMarker);
m_deviceUISet->addRollupWidget(this);
ui->spectrumGUI->setBuddies(m_spectrumVis, ui->glSpectrum);
ui->scopeGUI->setBuddies(m_scopeVis->getInputMessageQueue(), m_scopeVis, ui->glScope);
m_settings.setChannelMarker(&m_channelMarker);
m_settings.setSpectrumGUI(ui->spectrumGUI);
m_settings.setScopeGUI(ui->scopeGUI);
connect(&m_channelMarker, SIGNAL(changedByCursor()), this, SLOT(channelMarkerChangedByCursor()));
connect(&m_channelMarker, SIGNAL(highlightedByCursor()), this, SLOT(channelMarkerHighlightedByCursor()));
connect(getInputMessageQueue(), SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
displaySettings();
applySettings(true);
}
ChannelAnalyzerGUI::~ChannelAnalyzerGUI()
{
qDebug("ChannelAnalyzerGUI::~ChannelAnalyzerGUI");
ui->glScope->disconnectTimer();
delete ui;
delete m_spectrumScopeComboVis;
delete m_scopeVis;
qDebug("ChannelAnalyzerGUI::~ChannelAnalyzerGUI: done");
}
int ChannelAnalyzerGUI::getSinkSampleRate()
{
return m_settings.m_rationalDownSample ?
m_settings.m_rationalDownSamplerRate
: m_basebandSampleRate / (1<<m_settings.m_log2Decim);
}
void ChannelAnalyzerGUI::setSinkSampleRate()
{
unsigned int nominalSinkSampleRate = m_basebandSampleRate / (1<<m_settings.m_log2Decim);
ui->rationalDownSamplerRate->setValueRange(7, 0.5*nominalSinkSampleRate, nominalSinkSampleRate);
ui->rationalDownSamplerRate->setValue(m_settings.m_rationalDownSamplerRate);
m_settings.m_rationalDownSamplerRate = ui->rationalDownSamplerRate->getValueNew();
unsigned int sinkSampleRate = getSinkSampleRate();
qDebug("ChannelAnalyzerGUI::setSinkSampleRate: nominalSinkSampleRate: %u sinkSampleRate: %u",
nominalSinkSampleRate, sinkSampleRate);
setFiltersUIBoundaries();
QString s = QString::number(sinkSampleRate/1000.0, 'f', 1);
ui->sinkSampleRateText->setText(tr("%1 kS/s").arg(s));
m_scopeVis->setLiveRate(sinkSampleRate == 0 ? 48000 : sinkSampleRate);
}
void ChannelAnalyzerGUI::setFiltersUIBoundaries()
{
int sinkSampleRate = getSinkSampleRate();
bool dsb = !ui->ssb->isChecked();
int bw = ui->BW->value();
int lw = ui->lowCut->value();
int bwMax = sinkSampleRate / 200;
bw = bw < -bwMax ? -bwMax : bw > bwMax ? bwMax : bw;
if (bw < 0) {
lw = lw < bw+1 ? bw+1 : lw < 0 ? lw : 0;
} else if (bw > 0) {
lw = lw > bw-1 ? bw-1 : lw < 0 ? 0 : lw;
} else {
lw = 0;
}
if (dsb)
{
bw = bw < 0 ? -bw : bw;
lw = 0;
}
QString bwStr = QString::number(bw/10.0, 'f', 1);
QString lwStr = QString::number(lw/10.0, 'f', 1);
if (dsb) {
ui->BWText->setText(tr("%1%2k").arg(QChar(0xB1, 0x00)).arg(bwStr));
} else {
ui->BWText->setText(tr("%1k").arg(bwStr));
}
ui->lowCutText->setText(tr("%1k").arg(lwStr));
ui->BW->blockSignals(true);
ui->lowCut->blockSignals(true);
ui->BW->setMaximum(bwMax);
ui->BW->setMinimum(dsb ? 0 : -bwMax);
ui->BW->setValue(bw);
ui->lowCut->setMaximum(dsb ? 0 : bw);
ui->lowCut->setMinimum(dsb ? 0 : -bw);
ui->lowCut->setValue(lw);
ui->lowCut->blockSignals(false);
ui->BW->blockSignals(false);
setSpectrumDisplay();
m_channelMarker.setBandwidth(bw * 200);
m_channelMarker.setSidebands(dsb ? ChannelMarker::dsb : bw < 0 ? ChannelMarker::lsb : ChannelMarker::usb);
if (!dsb) {
m_channelMarker.setLowCutoff(lw * 100);
}
}
void ChannelAnalyzerGUI::blockApplySettings(bool block)
{
ui->glScope->blockSignals(block);
ui->glSpectrum->blockSignals(block);
m_doApplySettings = !block;
}
void ChannelAnalyzerGUI::applySettings(bool force)
{
if (m_doApplySettings)
{
ChannelAnalyzer::MsgConfigureChannelAnalyzer* message =
ChannelAnalyzer::MsgConfigureChannelAnalyzer::create( m_settings, force);
m_channelAnalyzer->getInputMessageQueue()->push(message);
}
}
void ChannelAnalyzerGUI::leaveEvent(QEvent*)
{
m_channelMarker.setHighlighted(false);
}
void ChannelAnalyzerGUI::enterEvent(QEvent*)
{
m_channelMarker.setHighlighted(true);
}