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Interferometer: added channel B gain control

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This commit is contained in:
f4exb 2024-05-12 00:00:06 +02:00
parent 75afe418c1
commit b6b4eb405f
10 changed files with 205 additions and 147 deletions
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5
plugins/channelmimo/interferometer/interferometer.cpp
View File

@ -162,6 +162,7 @@ void Interferometer::applySettings(const InterferometerSettings& settings, bool
<< "m_filterChainHash: " << settings.m_filterChainHash
<< "m_log2Decim: " << settings.m_log2Decim
<< "m_phase: " << settings.m_phase
<< "m_gain: " << settings.m_gain / 10.0
<< "m_useReverseAPI: " << settings.m_useReverseAPI
<< "m_reverseAPIAddress: " << settings.m_reverseAPIAddress
<< "m_reverseAPIPort: " << settings.m_reverseAPIPort
@ -206,6 +207,10 @@ void Interferometer::applySettings(const InterferometerSettings& settings, bool
m_basebandSink->setPhase(settings.m_phase);
}
if (m_running && ((m_settings.m_gain != settings.m_gain) || force)) {
m_basebandSink->setGain(settings.m_gain);
}
QList<ObjectPipe*> pipes;
MainCore::instance()->getMessagePipes().getMessagePipes(this, "settings", pipes);

1
plugins/channelmimo/interferometer/interferometerbaseband.h
View File

@ -112,6 +112,7 @@ public:
void setSpectrumSink(BasebandSampleSink *spectrumSink) { m_spectrumSink = spectrumSink; }
void setScopeSink(ScopeVis *scopeSink) { m_scopeSink = scopeSink; }
void setPhase(int phase) { m_correlator.setPhase(phase); }
void setGain(int gain) { m_correlator.setGain(gain); }
void feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end, unsigned int streamIndex);
void setBasebandSampleRate(unsigned int sampleRate);

134
plugins/channelmimo/interferometer/interferometercorr.cpp
View File

@ -21,6 +21,7 @@
#include "dsp/dspengine.h"
#include "dsp/fftfactory.h"
#include "dsp/fftengine.h"
#include "util/db.h"
#include "interferometercorr.h"
@ -123,6 +124,7 @@ InterferometerCorrelator::InterferometerCorrelator(int fftSize) :
m_fftSize(fftSize)
{
setPhase(0);
setGain(0);
FFTFactory *fftFactory = DSPEngine::instance()->getFFTFactory();
m_window.create(FFTWindow::Function::Hanning, fftSize);
m_data0w.resize(m_fftSize);
@ -166,104 +168,40 @@ bool InterferometerCorrelator::performCorr(
)
{
bool results = false;
const SampleVector *pdata1 = &data1;
if (m_phase == 0)
{
switch (m_corrType)
{
case InterferometerSettings::Correlation0:
results = performOpCorr(data0, size0, data1, size1, sFirst);
break;
case InterferometerSettings::Correlation1:
results = performOpCorr(data0, size0, data1, size1, sSecond);
break;
case InterferometerSettings::CorrelationAdd:
results = performOpCorr(data0, size0, data1, size1, sAdd);
break;
case InterferometerSettings::CorrelationMultiply:
results = performOpCorr(data0, size0, data1, size1, sMulConj);
break;
case InterferometerSettings::CorrelationIFFT:
results = performIFFTCorr(data0, size0, data1, size1);
break;
case InterferometerSettings::CorrelationIFFTStar:
results = performIFFTCorr(data0, size0, data1, size1, true);
break;
case InterferometerSettings::CorrelationFFT:
results = performFFTProd(data0, size0, data1, size1);
break;
case InterferometerSettings::CorrelationIFFT2:
results = performIFFT2Corr(data0, size0, data1, size1);
break;
default:
break;
}
}
else if ((m_phase == -180) || (m_phase == 180))
{
if ((m_corrType == InterferometerSettings::CorrelationIFFT)
|| (m_corrType == InterferometerSettings::CorrelationIFFT2)
|| (m_corrType == InterferometerSettings::CorrelationIFFTStar)
|| (m_corrType == InterferometerSettings::CorrelationFFT))
if ((m_gain != 0) || (m_phase != 0))
{
if (size1 > m_data1p.size()) {
m_data1p.resize(size1);
}
pdata1 = &m_data1p;
if (m_phase == 0)
{
std::transform(
data1.begin(),
data1.begin() + size1,
m_data1p.begin(),
[](const Sample& s) -> Sample {
return Sample{-s.real(), -s.imag()};
[this](const Sample& s) -> Sample
{
FixReal sx = s.real()*m_gain;
FixReal sy = s.imag()*m_gain;
return Sample{sx, sy};
}
);
}
switch (m_corrType)
{
case InterferometerSettings::Correlation0:
results = performOpCorr(data0, size0, data1, size1, sFirst);
break;
case InterferometerSettings::Correlation1:
results = performOpCorr(data0, size0, data1, size1, sSecondInv);
break;
case InterferometerSettings::CorrelationAdd:
results = performOpCorr(data0, size0, data1, size1, sAddInv);
break;
case InterferometerSettings::CorrelationMultiply:
results = performOpCorr(data0, size0, data1, size1, sMulConjInv);
break;
case InterferometerSettings::CorrelationIFFT:
results = performIFFTCorr(data0, size0, m_data1p, size1);
break;
case InterferometerSettings::CorrelationIFFTStar:
results = performIFFTCorr(data0, size0, m_data1p, size1, true);
break;
case InterferometerSettings::CorrelationFFT:
results = performFFTProd(data0, size0, m_data1p, size1);
break;
case InterferometerSettings::CorrelationIFFT2:
results = performIFFT2Corr(data0, size0, m_data1p, size1);
break;
default:
break;
}
}
else
{
if (size1 > m_data1p.size()) {
m_data1p.resize(size1);
}
std::transform(
data1.begin(),
data1.begin() + size1,
m_data1p.begin(),
[this](const Sample& s) -> Sample {
Sample t;
int64_t sx = s.real();
int64_t sy = s.imag();
int64_t sx = s.real()*m_gain;
int64_t sy = s.imag()*m_gain;
int64_t x = sx*m_cos + sy*m_sin;
int64_t y = sy*m_cos - sx*m_sin;
t.setReal(x>>(SDR_RX_SAMP_SZ-1));
@ -271,37 +209,38 @@ bool InterferometerCorrelator::performCorr(
return t;
}
);
}
}
switch (m_corrType)
{
case InterferometerSettings::Correlation0:
results = performOpCorr(data0, size0, m_data1p, size1, sFirst);
results = performOpCorr(data0, size0, pdata1, size1, sFirst);
break;
case InterferometerSettings::Correlation1:
results = performOpCorr(data0, size0, m_data1p, size1, sSecond);
results = performOpCorr(data0, size0, pdata1, size1, sSecond);
break;
case InterferometerSettings::CorrelationAdd:
results = performOpCorr(data0, size0, m_data1p, size1, sAdd);
results = performOpCorr(data0, size0, pdata1, size1, sAdd);
break;
case InterferometerSettings::CorrelationMultiply:
results = performOpCorr(data0, size0, m_data1p, size1, sMulConj);
results = performOpCorr(data0, size0, pdata1, size1, sMulConj);
break;
case InterferometerSettings::CorrelationIFFT:
results = performIFFTCorr(data0, size0, m_data1p, size1);
results = performIFFTCorr(data0, size0, pdata1, size1);
break;
case InterferometerSettings::CorrelationIFFTStar:
results = performIFFTCorr(data0, size0, m_data1p, size1, true);
results = performIFFTCorr(data0, size0, pdata1, size1, true);
break;
case InterferometerSettings::CorrelationFFT:
results = performFFTProd(data0, size0, m_data1p, size1);
results = performFFTProd(data0, size0, pdata1, size1);
break;
case InterferometerSettings::CorrelationIFFT2:
results = performIFFT2Corr(data0, size0, m_data1p, size1);
results = performIFFT2Corr(data0, size0, pdata1, size1);
break;
default:
break;
}
}
return results;
}
@ -309,7 +248,7 @@ bool InterferometerCorrelator::performCorr(
bool InterferometerCorrelator::performOpCorr(
const SampleVector& data0,
unsigned int size0,
const SampleVector& data1,
const SampleVector* data1,
unsigned int size1,
Sample sampleOp(const Sample& a, const Sample& b)
)
@ -320,7 +259,7 @@ bool InterferometerCorrelator::performOpCorr(
std::transform(
data0.begin(),
data0.begin() + size,
data1.begin(),
data1->begin(),
m_tcorr.begin(),
sampleOp
);
@ -334,7 +273,7 @@ bool InterferometerCorrelator::performOpCorr(
bool InterferometerCorrelator::performIFFTCorr(
const SampleVector& data0,
unsigned int size0,
const SampleVector& data1,
const SampleVector* data1,
unsigned int size1,
bool star
)
@ -342,7 +281,7 @@ bool InterferometerCorrelator::performIFFTCorr(
unsigned int size = std::min(size0, size1);
int nfft = 0;
SampleVector::const_iterator begin0 = data0.begin();
SampleVector::const_iterator begin1 = data1.begin();
SampleVector::const_iterator begin1 = data1->begin();
adjustSCorrSize(size);
adjustTCorrSize(size);
@ -458,14 +397,14 @@ bool InterferometerCorrelator::performIFFTCorr(
bool InterferometerCorrelator::performIFFT2Corr(
const SampleVector& data0,
unsigned int size0,
const SampleVector& data1,
const SampleVector* data1,
unsigned int size1
)
{
unsigned int size = std::min(size0, size1);
int nfft = 0;
SampleVector::const_iterator begin0 = data0.begin();
SampleVector::const_iterator begin1 = data1.begin();
SampleVector::const_iterator begin1 = data1->begin();
adjustSCorrSize(size);
adjustTCorrSize(size);
@ -567,14 +506,14 @@ bool InterferometerCorrelator::performIFFT2Corr(
bool InterferometerCorrelator::performFFTProd(
const SampleVector& data0,
unsigned int size0,
const SampleVector& data1,
const SampleVector* data1,
unsigned int size1
)
{
unsigned int size = std::min(size0, size1);
int nfft = 0;
SampleVector::const_iterator begin0 = data0.begin();
SampleVector::const_iterator begin1 = data1.begin();
SampleVector::const_iterator begin1 = data1->begin();
adjustSCorrSize(size);
adjustTCorrSize(size);
@ -723,3 +662,10 @@ void InterferometerCorrelator::setPhase(int phase)
m_cos = d_cos;
}
}
void InterferometerCorrelator::setGain(int gainCB)
{
double db = gainCB / 10.0;
m_gainCB = gainCB;
m_gain = CalcDb::powerFromdB(db);
}

11
plugins/channelmimo/interferometer/interferometercorr.h
View File

@ -44,6 +44,7 @@ public:
);
int getFullFFTSize() const { return 2*m_fftSize; }
void setPhase(int phase);
void setGain(int gainCB);
SampleVector m_scorr; //!< raw correlation result (spectrum) - Sample vector expected
SampleVector m_tcorr; //!< correlation result (time or spectrum inverse FFT) - Sample vector expected
@ -57,27 +58,27 @@ private:
bool performOpCorr( //!< Returns true if results were produced
const SampleVector& data0,
unsigned int size0,
const SampleVector& data1,
const SampleVector* data1,
unsigned int size1,
Sample sampleOp(const Sample& a, const Sample& b)
);
bool performIFFTCorr( //!< Returns true if results were produced
const SampleVector& data0,
unsigned int size0,
const SampleVector& data1,
const SampleVector* data1,
unsigned int size1,
bool star = false
);
bool performIFFT2Corr( //!< Returns true if results were produced
const SampleVector& data0,
unsigned int size0,
const SampleVector& data1,
const SampleVector* data1,
unsigned int size1
);
bool performFFTProd( //!< Returns true if results were produced
const SampleVector& data0,
unsigned int size0,
const SampleVector& data1,
const SampleVector* data1,
unsigned int size1
);
void adjustSCorrSize(int size);
@ -101,6 +102,8 @@ private:
int m_scorrSize; //!< spectrum correlations vector size
int m_tcorrSize; //!< time correlations vector size
int m_phase; //!< phase correction
int m_gainCB;
double m_gain;
int64_t m_sin; //!< scaled sine of phase correction
int64_t m_cos; //!< scaled cosine of phase correction
};

24
plugins/channelmimo/interferometer/interferometergui.cpp
View File

@ -214,6 +214,8 @@ void InterferometerGUI::displaySettings()
applyDecimation();
ui->phaseCorrection->setValue(m_settings.m_phase);
ui->phaseCorrectionText->setText(tr("%1").arg(m_settings.m_phase));
ui->gain->setValue(m_settings.m_gain);
ui->gainText->setText(QString("%1").arg(m_settings.m_gain / 10.0, 0, 'f', 1));
getRollupContents()->restoreState(m_rollupState);
updateAbsoluteCenterFrequency();
blockApplySettings(false);
@ -317,6 +319,25 @@ void InterferometerGUI::on_phaseCorrection_valueChanged(int value)
applySettings();
}
void InterferometerGUI::on_gain_valueChanged(int value)
{
m_settings.m_gain = value;
ui->gainText->setText(QString("%1").arg(m_settings.m_gain / 10.0, 0, 'f', 1));
applySettings();
}
void InterferometerGUI::on_phaseCorrectionLabel_clicked()
{
m_settings.m_phase = 0;
ui->phaseCorrection->setValue(0);
}
void InterferometerGUI::on_gainLabel_clicked()
{
m_settings.m_gain = 0;
ui->gain->setValue(0);
}
void InterferometerGUI::on_correlationType_currentIndexChanged(int index)
{
m_settings.m_correlationType = (InterferometerSettings::CorrelationType) index;
@ -361,6 +382,9 @@ void InterferometerGUI::makeUIConnections()
QObject::connect(ui->decimationFactor, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &InterferometerGUI::on_decimationFactor_currentIndexChanged);
QObject::connect(ui->position, &QSlider::valueChanged, this, &InterferometerGUI::on_position_valueChanged);
QObject::connect(ui->phaseCorrection, &QSlider::valueChanged, this, &InterferometerGUI::on_phaseCorrection_valueChanged);
QObject::connect(ui->gain, &QDial::valueChanged, this, &InterferometerGUI::on_gain_valueChanged);
QObject::connect(ui->phaseCorrectionLabel, &ClickableLabel::clicked, this, &InterferometerGUI::on_phaseCorrectionLabel_clicked);
QObject::connect(ui->gainLabel, &ClickableLabel::clicked, this, &InterferometerGUI::on_gainLabel_clicked);
QObject::connect(ui->correlationType, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &InterferometerGUI::on_correlationType_currentIndexChanged);
}

3
plugins/channelmimo/interferometer/interferometergui.h
View File

@ -102,6 +102,9 @@ private slots:
void on_decimationFactor_currentIndexChanged(int index);
void on_position_valueChanged(int value);
void on_phaseCorrection_valueChanged(int value);
void on_gain_valueChanged(int value);
void on_phaseCorrectionLabel_clicked();
void on_gainLabel_clicked();
void on_correlationType_currentIndexChanged(int index);
void onWidgetRolled(QWidget* widget, bool rollDown);
void onMenuDialogCalled(const QPoint& p);

80
plugins/channelmimo/interferometer/interferometergui.ui
View File

@ -170,7 +170,7 @@
</widget>
</item>
<item>
<widget class="QLabel" name="label">
<widget class="QLabel" name="corrLabel">
<property name="text">
<string>Corr</string>
</property>
@ -224,7 +224,10 @@
</widget>
</item>
<item>
<widget class="QLabel" name="phaseCorrectionLabel">
<widget class="ClickableLabel" name="phaseCorrectionLabel">
<property name="toolTip">
<string>Click to set phase correction to 0</string>
</property>
<property name="text">
<string>Ph</string>
</property>
@ -233,7 +236,7 @@
<item>
<widget class="QSlider" name="phaseCorrection">
<property name="toolTip">
<string>Phase correction on stream 1</string>
<string>Phase correction on B</string>
</property>
<property name="minimum">
<number>-180</number>
@ -258,7 +261,7 @@
</size>
</property>
<property name="toolTip">
<string>Phase correction on stream 1 in degrees</string>
<string>Phase correction on B in degrees</string>
</property>
<property name="text">
<string>-180</string>
@ -268,6 +271,70 @@
</property>
</widget>
</item>
<item>
<widget class="Line" name="line_2">
<property name="orientation">
<enum>Qt::Vertical</enum>
</property>
</widget>
</item>
<item>
<widget class="ClickableLabel" name="gainLabel">
<property name="toolTip">
<string>Click to set gain to 0dB</string>
</property>
<property name="text">
<string>Gain</string>
</property>
</widget>
</item>
<item>
<widget class="QDial" name="gain">
<property name="maximumSize">
<size>
<width>24</width>
<height>24</height>
</size>
</property>
<property name="toolTip">
<string>B gain (dB)</string>
</property>
<property name="minimum">
<number>-300</number>
</property>
<property name="maximum">
<number>300</number>
</property>
<property name="singleStep">
<number>1</number>
</property>
<property name="pageStep">
<number>1</number>
</property>
<property name="value">
<number>0</number>
</property>
</widget>
</item>
<item>
<widget class="QLabel" name="gainText">
<property name="minimumSize">
<size>
<width>30</width>
<height>0</height>
</size>
</property>
<property name="toolTip">
<string>B gain (dB)</string>
</property>
<property name="text">
<string>-99.9</string>
</property>
<property name="alignment">
<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
</property>
</widget>
</item>
<item>
<spacer name="horizontalSpacer_2">
<property name="orientation">
@ -521,6 +588,11 @@
<header>gui/glscopegui.h</header>
<container>1</container>
</customwidget>
<customwidget>
<class>ClickableLabel</class>
<extends>QLabel</extends>
<header>gui/clickablelabel.h</header>
</customwidget>
</customwidgets>
<resources>
<include location="../../../sdrgui/resources/res.qrc"/>

3
plugins/channelmimo/interferometer/interferometersettings.cpp
View File

@ -40,6 +40,7 @@ void InterferometerSettings::resetToDefaults()
m_log2Decim = 0;
m_filterChainHash = 0;
m_phase = 0;
m_gain = 0;
m_reverseAPIAddress = "127.0.0.1";
m_reverseAPIPort = 8888;
m_reverseAPIDeviceIndex = 0;
@ -66,6 +67,7 @@ QByteArray InterferometerSettings::serialize() const
s.writeS32(13,m_workspaceIndex);
s.writeBlob(14, m_geometryBytes);
s.writeBool(15, m_hidden);
s.writeS32(16, m_gain);
if (m_spectrumGUI) {
s.writeBlob(20, m_spectrumGUI->serialize());
@ -125,6 +127,7 @@ bool InterferometerSettings::deserialize(const QByteArray& data)
d.readS32(13, &m_workspaceIndex);
d.readBlob(14, &m_geometryBytes);
d.readBool(15, &m_hidden, false);
d.readS32(16, &m_gain, 0);
if (m_spectrumGUI)
{

1
plugins/channelmimo/interferometer/interferometersettings.h
View File

@ -46,6 +46,7 @@ struct InterferometerSettings
uint32_t m_log2Decim;
uint32_t m_filterChainHash;
int m_phase;
int m_gain;
bool m_useReverseAPI;
QString m_reverseAPIAddress;
uint16_t m_reverseAPIPort;