Add math waveform support to scope viewer

master
Timothy Pearson 10 years ago
parent ea68550ecc
commit 98fc8fbcb3

@ -3,7 +3,7 @@ Section: tde
Priority: optional
Maintainer: Timothy Pearson <kb9vqf@pearsoncomputing.net>
Standards-Version: 3.8.4
Build-Depends: debhelper (>= 5.0), cdbs, tdelibs14-trinity-dev, libtqtrla-dev, libtdekrb-trinity-dev, libtdeldap-trinity-dev, xutils, chrpath, gettext, quilt (>= 0.40), automake, autoconf, libtool, libltdl-dev
Build-Depends: debhelper (>= 5.0), cdbs, tdelibs14-trinity-dev, libtqtrla-dev, libtdekrb-trinity-dev, libtdeldap-trinity-dev, libffts-dev, xutils, chrpath, gettext, quilt (>= 0.40), automake, autoconf, libtool, libltdl-dev
Homepage: http://ulab.trinitydesktop.org/
Package: remote-laboratory-client-trinity

@ -7,6 +7,6 @@ KDE_ICON = libremotelab_scope
#Part
kde_module_LTLIBRARIES = libremotelab_scope.la
libremotelab_scope_la_LIBADD = ../../widgets/libtracewidget.la ../../widgets/libfloatspinbox.la $(LIB_KFILE) $(LIB_TDEPARTS) $(LIB_TDEUI) $(LIB_QT)
libremotelab_scope_la_LDFLAGS = $(all_libraries) $(KDE_PLUGIN) -ltdecore -ltdeui -ltdeio -ltdefx -ltdekrbsocket -ltqtrla
libremotelab_scope_la_LDFLAGS = $(all_libraries) $(KDE_PLUGIN) -ltdecore -ltdeui -ltdeio -ltdefx -ltdekrbsocket -ltqtrla -lffts
libremotelab_scope_la_SOURCES = \
part.cpp layout.ui

@ -115,6 +115,21 @@
</grid>
</widget>
<widget class="TQGroupBox" row="1" column="1">
<property name="name">
<cstring>groupOscilloscopeAnalysisControls</cstring>
</property>
<property name="title">
<string>Analysis Controls</string>
</property>
<grid>
<widget class="TQWidget" row="0" column="0" colspan="1">
<property name="name">
<cstring>mathTraceControlLayoutWidget</cstring>
</property>
</widget>
</grid>
</widget>
<widget class="TQGroupBox" row="2" column="1">
<property name="name">
<cstring>groupOscilloscopeAcquisitionControls</cstring>
</property>
@ -156,7 +171,7 @@
</widget>
</grid>
</widget>
<widget class="TQGroupBox" row="2" column="1">
<widget class="TQGroupBox" row="3" column="1">
<property name="name">
<cstring>groupOscilloscopeTestNotes</cstring>
</property>

@ -20,6 +20,8 @@
* http://www.raptorengineeringinc.com
*/
#define ENABLE_FFT
#include "define.h"
#include "part.h"
@ -48,6 +50,10 @@
#include <stdint.h>
#include <cmath>
#ifdef ENABLE_FFT
#include <ffts/ffts.h>
#endif // ENABLE_FFT
#include "tracewidget.h"
#include "floatspinbox.h"
#include "layout.h"
@ -183,6 +189,213 @@ void TraceControlWidget::triggerRequested() {
emit(triggerChannelChangeRequested());
}
MathTraceControlWidget::MathTraceControlWidget(TQWidget *parent, const char *name)
: TQWidget(parent, name)
{
TQGridLayout *topGrid = new TQGridLayout(this);
m_groupBox = new TQGroupBox(this);
m_groupBox->setColumnLayout(0, TQt::Vertical);
topGrid->addMultiCellWidget(m_groupBox, 0, 0, 0, 0);
m_groupBox->setTitle(i18n("Unknown Math Channel"));
m_primaryLayout = new TQGridLayout(m_groupBox->layout(), 1, 1, KDialog::spacingHint());
m_channelEnabledCheckBox = new TQCheckBox(m_groupBox);
connect(m_channelEnabledCheckBox, SIGNAL(clicked()), this, SLOT(enableClicked()));
m_channelEnabledCheckBox->setText(i18n("Enable"));
m_primaryLayout->addMultiCellWidget(m_channelEnabledCheckBox, 0, 0, 0, 0);
m_voltsDivComboBox = new TQComboBox(m_groupBox);
connect(m_voltsDivComboBox, SIGNAL(activated(int)), this, SLOT(vdivChanged(int)));
m_primaryLayout->addMultiCellWidget(m_voltsDivComboBox, 0, 0, 1, 1);
m_verticalUnitsLabel = new TQLabel(m_groupBox);
m_verticalUnitsLabel->setText(i18n("V/div"));
m_primaryLayout->addMultiCellWidget(m_verticalUnitsLabel, 0, 0, 2, 2);
m_operandFirstComboBox = new TQComboBox(m_groupBox);
connect(m_operandFirstComboBox, SIGNAL(activated(int)), this, SLOT(operandFirstChanged(int)));
m_primaryLayout->addMultiCellWidget(m_operandFirstComboBox, 1, 1, 0, 0);
m_operandSecondComboBox = new TQComboBox(m_groupBox);
connect(m_operandSecondComboBox, SIGNAL(activated(int)), this, SLOT(operandSecondChanged(int)));
m_primaryLayout->addMultiCellWidget(m_operandSecondComboBox, 1, 1, 2, 2);
m_operatorComboBox = new TQComboBox(m_groupBox);
connect(m_operatorComboBox, SIGNAL(activated(int)), this, SLOT(operatorChanged(int)));
m_primaryLayout->addMultiCellWidget(m_operatorComboBox, 1, 1, 1, 1);
}
MathTraceControlWidget::~MathTraceControlWidget() {
//
}
void MathTraceControlWidget::setVoltsPerDivList(TQDoubleList list) {
m_voltsDivList = list;
// Update drop down list
double prevValue = m_voltsDivComboBox->currentText().toDouble();
m_voltsDivComboBox->clear();
TQDoubleList::iterator it;
int i = 0;
for (it = m_voltsDivList.begin(); it != m_voltsDivList.end(); ++it) {
m_voltsDivComboBox->insertItem(TQString("%1").arg(*it), i);
if (prevValue == (*it)) {
m_voltsDivComboBox->setCurrentItem(i);
}
i++;
}
}
void MathTraceControlWidget::setSelectedVoltsPerDiv(double vdiv) {
int i = 0;
for (i=0;i<m_voltsDivComboBox->count();i++) {
if (m_voltsDivComboBox->text(i).toDouble() == vdiv) {
m_voltsDivComboBox->setCurrentItem(i);
}
}
}
void MathTraceControlWidget::setFirstMathOperandList(TQInt16List list) {
m_firstMathOperandList = list;
// Update drop down list
int prevValue = (m_operandFirstComboBox->currentText().replace("Ch", "")).toInt();
m_operandFirstComboBox->clear();
TQInt16List::iterator it;
int i = 0;
for (it = m_firstMathOperandList.begin(); it != m_firstMathOperandList.end(); ++it) {
m_operandFirstComboBox->insertItem(TQString("Ch%1").arg(*it), i);
if (prevValue == (*it)) {
m_operandFirstComboBox->setCurrentItem(i);
}
i++;
}
}
void MathTraceControlWidget::setSelectedFirstMathOperand(int channel) {
int i = 0;
for (i=0;i<m_operandFirstComboBox->count();i++) {
if ((m_operandFirstComboBox->text(i).replace("Ch", "")).toInt() == channel) {
m_operandFirstComboBox->setCurrentItem(i);
}
}
}
void MathTraceControlWidget::setSecondMathOperandList(TQInt16List list) {
m_secondMathOperandList = list;
// Update drop down list
int prevValue = (m_operandSecondComboBox->currentText().replace("Ch", "")).toInt();
m_operandSecondComboBox->clear();
TQInt16List::iterator it;
int i = 0;
for (it = m_secondMathOperandList.begin(); it != m_secondMathOperandList.end(); ++it) {
m_operandSecondComboBox->insertItem(TQString("Ch%1").arg(*it), i);
if (prevValue == (*it)) {
m_operandSecondComboBox->setCurrentItem(i);
}
i++;
}
}
void MathTraceControlWidget::setSelectedSecondMathOperand(int channel) {
int i = 0;
for (i=0;i<m_operandSecondComboBox->count();i++) {
if ((m_operandSecondComboBox->text(i).replace("Ch", "")).toInt() == channel) {
m_operandSecondComboBox->setCurrentItem(i);
}
}
}
void MathTraceControlWidget::setMathOperatorList(MathOperatorList list) {
m_mathOperatorList = list;
// Update drop down list
TQString prevValue = m_operatorComboBox->currentText();
m_operatorComboBox->clear();
MathOperatorList::iterator it;
int i = 0;
for (it = m_mathOperatorList.begin(); it != m_mathOperatorList.end(); ++it) {
m_operatorComboBox->insertItem((*it).first, i);
if (prevValue == (*it).first) {
m_operatorComboBox->setCurrentItem(i);
}
i++;
}
}
void MathTraceControlWidget::setSelectedMathOperator(TQString op) {
int i = 0;
for (i=0;i<m_operatorComboBox->count();i++) {
if (m_operatorComboBox->text(i) == op) {
m_operatorComboBox->setCurrentItem(i);
}
}
updateMathOperatorOperandVisibility();
}
void MathTraceControlWidget::setTraceEnabled(bool enabled) {
m_channelEnabledCheckBox->setChecked(enabled);
m_voltsDivComboBox->setEnabled(enabled);
m_operandFirstComboBox->setEnabled(enabled);
m_operandSecondComboBox->setEnabled(enabled);
m_operatorComboBox->setEnabled(enabled);
}
void MathTraceControlWidget::setTraceName(TQString name) {
m_groupBox->setTitle(name);
}
void MathTraceControlWidget::setVerticalUnits(TQString units) {
m_verticalUnitsLabel->setText(i18n("%1/div").arg(units));
}
void MathTraceControlWidget::enableClicked() {
bool enabled = m_channelEnabledCheckBox->isOn();
m_voltsDivComboBox->setEnabled(enabled);
emit(enableChanged(enabled));
}
void MathTraceControlWidget::vdivChanged(int index) {
Q_UNUSED(index)
double value = m_voltsDivComboBox->currentText().toDouble();
emit(voltsPerDivChanged(value));
}
void MathTraceControlWidget::operandFirstChanged(int index) {
Q_UNUSED(index)
double value = (m_operandFirstComboBox->currentText().replace("Ch", "")).toInt();
emit(firstMathOperandChanged(value));
}
void MathTraceControlWidget::operandSecondChanged(int index) {
Q_UNUSED(index)
double value = (m_operandSecondComboBox->currentText().replace("Ch", "")).toInt();
emit(secondMathOperandChanged(value));
}
void MathTraceControlWidget::operatorChanged(int index) {
Q_UNUSED(index)
updateMathOperatorOperandVisibility();
emit(mathOperatorChanged(m_operatorComboBox->currentText()));
}
void MathTraceControlWidget::updateMathOperatorOperandVisibility() {
TQString value = m_operatorComboBox->currentText();
MathOperatorList::iterator it;
for (it = m_mathOperatorList.begin(); it != m_mathOperatorList.end(); ++it) {
if (value == (*it).first) {
if ((*it).second < 2) {
m_operandSecondComboBox->hide();
}
else {
m_operandSecondComboBox->show();
}
}
}
}
TimebaseControlWidget::TimebaseControlWidget(TQWidget *parent, const char *name)
: TQWidget(parent, name)
{
@ -261,9 +474,19 @@ ScopePart::ScopePart( TQWidget *parentWidget, const char *widgetName, TQObject *
// Initialize data
m_hdivs = 0;
m_vdivs = 0;
m_maxNumberOfTraces = 0;
m_maxNumberOfMathTraces = 1;
m_availableMathOperators.append(MathOperator("+", 2));
m_availableMathOperators.append(MathOperator("-", 2));
m_availableMathOperators.append(MathOperator("*", 2));
m_availableMathOperators.append(MathOperator("/", 2));
#ifdef ENABLE_FFT
m_availableMathOperators.append(MathOperator("FFT", 1));
#endif // ENABLE_FFT
for (int traceno=0; traceno<=MAXTRACES; traceno++) {
m_samplesInTrace[traceno] = 0;
m_channelActive[traceno] = false;
m_traceAllowedVoltsDiv[traceno].clear();
m_voltsDiv[traceno] = 0;
m_secsDiv[traceno] = 0;
m_traceControlWidgetList[traceno] = NULL;
@ -271,6 +494,19 @@ ScopePart::ScopePart( TQWidget *parentWidget, const char *widgetName, TQObject *
m_voltsDivSet[traceno] = false;
m_channelActiveSet[traceno] = false;
}
for (int traceno=0; traceno<=MAXMATHTRACES; traceno++) {
m_samplesInMathTrace[traceno] = 0;
m_mathChannelActive[traceno] = false;
m_mathTraceAllowedVoltsDiv[traceno].clear();
m_mathVoltsDiv[traceno] = 0;
m_mathSecsDiv[traceno] = 0;
m_mathFirstOperand[traceno] = 0;
m_mathSecondOperand[traceno] = 0;
m_mathOperator[traceno] = TQString::null;
m_mathHorizontalUnits[traceno] = "s";
m_mathVerticalUnits[traceno] = "V";
m_mathTraceControlWidgetList[traceno] = NULL;
}
m_triggerLevelSet = false;
m_triggerChannelSet = false;
m_horizontalTimebaseSet = false;
@ -279,6 +515,7 @@ ScopePart::ScopePart( TQWidget *parentWidget, const char *widgetName, TQObject *
// Create widgets
m_base = new ScopeBase(widget());
m_traceControlWidgetGrid = new TQGridLayout(m_base->traceControlLayoutWidget);
m_mathTraceControlWidgetGrid = new TQGridLayout(m_base->mathTraceControlLayoutWidget);
m_timebaseControlWidgetGrid = new TQGridLayout(m_base->timebaseControlLayoutWidget);
m_timebaseControlWidget = new TimebaseControlWidget(m_base->timebaseControlLayoutWidget);
connect(m_timebaseControlWidget, SIGNAL(secondsPerDivChanged(double)), this, SLOT(traceControlSDivChanged(double)));
@ -943,10 +1180,9 @@ void ScopePart::mainEventLoop() {
TQString result;
ds >> result;
if (result == "ACK") {
TQDoubleList list;
ds >> list;
ds >> m_traceAllowedVoltsDiv[m_currentOpChannel];
if (m_traceControlWidgetList[m_currentOpChannel-1]) {
m_traceControlWidgetList[m_currentOpChannel-1]->setVoltsPerDivList(list);
m_traceControlWidgetList[m_currentOpChannel-1]->setVoltsPerDivList(m_traceAllowedVoltsDiv[m_currentOpChannel]);
}
}
m_socket->clearFrameTail();
@ -1324,6 +1560,7 @@ void ScopePart::mainEventLoop() {
m_base->traceZoomWidget->setSamples(m_currentOpChannel-1, trace);
m_base->traceZoomWidget->setPositions(m_currentOpChannel-1, positions);
postProcessTrace();
processMathTraces();
m_traceWidget->repaint(false);
m_base->traceZoomWidget->repaint(false);
}
@ -1839,7 +2076,7 @@ void ScopePart::stopDAQ() {
}
#define WAVEFORM_MAGIC_NUMBER 1
#define WAVEFORM_FILE_VERSION 2
#define WAVEFORM_FILE_VERSION 3
void ScopePart::saveWaveforms() {
TQString saveFileName = KFileDialog::getSaveFileName(TQString::null, "*.wfm|Waveform Files (*.wfm)", 0, i18n("Save waveforms..."));
@ -1854,17 +2091,28 @@ void ScopePart::saveWaveforms() {
ds << m_hdivs;
ds << m_vdivs;
ds << m_maxNumberOfTraces;
ds << m_maxNumberOfMathTraces;
for (int traceno=1; traceno<=m_maxNumberOfTraces; traceno++) {
TQ_UINT8 boolValue;
boolValue = m_channelActive[traceno];
ds << boolValue;
ds << m_samplesInTrace[traceno];
ds << m_traceAllowedVoltsDiv[traceno];
ds << m_voltsDiv[traceno];
ds << m_secsDiv[traceno];
ds << m_base->traceZoomWidget->traceOffset(traceno-1);
ds << m_traceWidget->samples(traceno-1);
ds << m_traceWidget->positions(traceno-1);
}
for (int traceno=1; traceno<=m_maxNumberOfMathTraces; traceno++) {
TQ_UINT8 boolValue;
boolValue = m_mathChannelActive[traceno];
ds << boolValue;
ds << m_mathVoltsDiv[traceno];
ds << m_mathFirstOperand[traceno];
ds << m_mathSecondOperand[traceno];
ds << m_mathOperator[traceno];
}
for (int cursorno=0; cursorno<5; cursorno++) {
ds << m_traceWidget->cursorPosition(cursorno);
}
@ -1887,11 +2135,17 @@ void ScopePart::recallWaveforms() {
ds >> m_hdivs;
ds >> m_vdivs;
ds >> m_maxNumberOfTraces;
if (version >= 3) {
ds >> m_maxNumberOfMathTraces;
}
for (int traceno=1; traceno<=m_maxNumberOfTraces; traceno++) {
TQ_UINT8 boolValue;
ds >> boolValue;
m_channelActive[traceno] = (boolValue!=0)?true:false;
ds >> m_samplesInTrace[traceno];
if (version >= 3) {
ds >> m_traceAllowedVoltsDiv[traceno];
}
ds >> m_voltsDiv[traceno];
ds >> m_secsDiv[traceno];
double offset;
@ -1908,6 +2162,17 @@ void ScopePart::recallWaveforms() {
m_base->traceZoomWidget->setPositions(traceno-1, positions);
m_base->traceZoomWidget->setTraceOffset(traceno-1, offset);
}
if (version >= 3) {
for (int traceno=1; traceno<=m_maxNumberOfMathTraces; traceno++) {
TQ_UINT8 boolValue;
ds >> boolValue;
m_mathChannelActive[traceno] = (boolValue!=0)?true:false;
ds >> m_mathVoltsDiv[traceno];
ds >> m_mathFirstOperand[traceno];
ds >> m_mathSecondOperand[traceno];
ds >> m_mathOperator[traceno];
}
}
for (int cursorno=0; cursorno<5; cursorno++) {
double cursorPos;
ds >> cursorPos;
@ -1925,6 +2190,7 @@ void ScopePart::recallWaveforms() {
m_triggerLevel = 0;
updateGraticule();
postProcessTrace();
processMathTraces();
m_traceWidget->repaint(false);
m_base->traceZoomWidget->repaint(false);
updateTraceControlWidgets();
@ -1940,7 +2206,7 @@ void ScopePart::recallWaveforms() {
}
void ScopePart::updateZoomWidgetLimits(const TQRectF& zoomRect) {
for (int traceno=0; traceno<m_maxNumberOfTraces; traceno++) {
for (int traceno=0; traceno<m_maxNumberOfTraces+m_maxNumberOfMathTraces; traceno++) {
TQRectF fullZoomRect = m_traceWidget->displayLimits(traceno);
double widthSpan = fullZoomRect.width()-fullZoomRect.x();
double heightSpan = fullZoomRect.height()-fullZoomRect.y();
@ -2009,6 +2275,7 @@ void ScopePart::updateGraticule() {
if (m_maxNumberOfTraces > 2) m_base->traceZoomWidget->setTraceColor(2, TQColor(255, 255, 128));
if (m_maxNumberOfTraces > 3) m_base->traceZoomWidget->setTraceColor(3, TQColor(128, 128, 255));
TQInt16List activeChannels;
for (int traceno=1; traceno<=m_maxNumberOfTraces; traceno++) {
m_traceWidget->setTraceEnabled(traceno-1, m_channelActive[traceno], TraceWidget::FullText, true);
m_traceWidget->setTraceName(traceno-1, TQString("Channel %1").arg(traceno), true);
@ -2025,9 +2292,44 @@ void ScopePart::updateGraticule() {
m_traceWidget->setDisplayLimits(traceno-1, TQRectF(0.0, (m_voltsDiv[traceno]*m_vdivs)/2.0, (m_secsDiv[traceno]*m_hdivs), (m_voltsDiv[traceno]*m_vdivs)/-2.0), (traceno<m_maxNumberOfTraces)?true:false);
if (m_traceControlWidgetList[traceno-1]) {
m_traceControlWidgetList[traceno-1]->setVoltsPerDivList(m_traceAllowedVoltsDiv[traceno]);
m_traceControlWidgetList[traceno-1]->setSelectedVoltsPerDiv(m_voltsDiv[traceno]);
m_traceControlWidgetList[traceno-1]->setTraceEnabled(m_channelActive[traceno]);
}
if (m_channelActive[traceno]) {
activeChannels.append(traceno);
}
}
for (int traceno=1; traceno<=m_maxNumberOfMathTraces; traceno++) {
updateMathTraceAllowedVoltsPerDivList(traceno);
m_traceWidget->setTraceEnabled(traceno-1+m_maxNumberOfTraces, m_mathChannelActive[traceno], TraceWidget::FullText, true);
m_traceWidget->setTraceName(traceno-1+m_maxNumberOfTraces, TQString("Math %1").arg(traceno), true);
m_traceWidget->setTraceHorizontalUnits(traceno-1+m_maxNumberOfTraces, m_mathHorizontalUnits[traceno], true);
m_traceWidget->setTraceVerticalUnits(traceno-1+m_maxNumberOfTraces, m_mathVerticalUnits[traceno], true);
m_base->traceZoomWidget->setTraceEnabled(traceno-1+m_maxNumberOfTraces, m_mathChannelActive[traceno], TraceWidget::SummaryText, true);
m_base->traceZoomWidget->setTraceName(traceno-1+m_maxNumberOfTraces, TQString("Math %1").arg(traceno), true);
m_base->traceZoomWidget->setTraceHorizontalUnits(traceno-1+m_maxNumberOfTraces, m_mathHorizontalUnits[traceno], true);
m_base->traceZoomWidget->setTraceVerticalUnits(traceno-1+m_maxNumberOfTraces, m_mathVerticalUnits[traceno], true);
m_traceWidget->setNumberOfSamples(traceno-1+m_maxNumberOfTraces, m_samplesInMathTrace[traceno], true);
m_base->traceZoomWidget->setNumberOfSamples(traceno-1+m_maxNumberOfTraces, m_samplesInMathTrace[traceno], (traceno<m_maxNumberOfMathTraces)?true:false);
m_traceWidget->setDisplayLimits(traceno-1+m_maxNumberOfTraces, TQRectF(0.0, (m_mathVoltsDiv[traceno]*m_vdivs)/2.0, (m_mathSecsDiv[traceno]*m_hdivs), (m_mathVoltsDiv[traceno]*m_vdivs)/-2.0), (traceno<m_maxNumberOfMathTraces)?true:false);
if (m_mathTraceControlWidgetList[traceno-1]) {
m_mathTraceControlWidgetList[traceno-1]->setVerticalUnits(m_mathVerticalUnits[traceno]);
m_mathTraceControlWidgetList[traceno-1]->setVoltsPerDivList(m_mathTraceAllowedVoltsDiv[traceno]);
m_mathTraceControlWidgetList[traceno-1]->setSelectedVoltsPerDiv(m_mathVoltsDiv[traceno]);
m_mathTraceControlWidgetList[traceno-1]->setTraceEnabled(m_mathChannelActive[traceno]);
m_mathTraceControlWidgetList[traceno-1]->setFirstMathOperandList(activeChannels);
m_mathTraceControlWidgetList[traceno-1]->setSecondMathOperandList(activeChannels);
m_mathTraceControlWidgetList[traceno-1]->setMathOperatorList(m_availableMathOperators);
m_mathTraceControlWidgetList[traceno-1]->setSelectedFirstMathOperand(m_mathFirstOperand[traceno]);
m_mathTraceControlWidgetList[traceno-1]->setSelectedSecondMathOperand(m_mathSecondOperand[traceno]);
m_mathTraceControlWidgetList[traceno-1]->setSelectedMathOperator(m_mathOperator[traceno]);
}
}
updateZoomWidgetLimits(m_traceWidget->zoomBox());
}
@ -2052,6 +2354,25 @@ void ScopePart::updateTraceControlWidgets() {
delete m_traceControlWidgetList[i];
}
}
for (i=0; i<m_maxNumberOfMathTraces;i++) {
if (!m_mathTraceControlWidgetList[i]) {
m_mathTraceControlWidgetList[i] = new MathTraceControlWidget(m_base->mathTraceControlLayoutWidget);
connect(m_mathTraceControlWidgetList[i], SIGNAL(enableChanged(bool)), this, SLOT(mathTraceControlEnableChanged(bool)));
connect(m_mathTraceControlWidgetList[i], SIGNAL(voltsPerDivChanged(double)), this, SLOT(mathTraceControlVDivChanged(double)));
connect(m_mathTraceControlWidgetList[i], SIGNAL(firstMathOperandChanged(int)), this, SLOT(mathTraceControlFirstOperandChanged(int)));
connect(m_mathTraceControlWidgetList[i], SIGNAL(secondMathOperandChanged(int)), this, SLOT(mathTraceControlSecondOperandChanged(int)));
connect(m_mathTraceControlWidgetList[i], SIGNAL(mathOperatorChanged(TQString)), this, SLOT(mathTraceControlOperatorChanged(TQString)));
m_mathTraceControlWidgetGrid->addMultiCellWidget(m_mathTraceControlWidgetList[i], i+m_maxNumberOfTraces, i+m_maxNumberOfTraces, 0, 0);
m_mathTraceControlWidgetList[i]->setTraceName(i18n("Math %1").arg(i+1));
m_mathTraceControlWidgetList[i]->show();
}
}
for (i=m_maxNumberOfMathTraces; i<MAXMATHTRACES;i++) {
if (m_mathTraceControlWidgetList[i]) {
m_mathTraceControlWidgetGrid->remove(m_mathTraceControlWidgetList[i]);
delete m_mathTraceControlWidgetList[i];
}
}
}
void ScopePart::traceControlEnableChanged(bool enabled) {
@ -2105,6 +2426,344 @@ void ScopePart::traceControlSDivChanged(double sdiv) {
m_horizontalTimebaseSet = true;
}
void ScopePart::mathTraceControlEnableChanged(bool enabled) {
int i;
int channel = -1;
const MathTraceControlWidget* widget = dynamic_cast<const MathTraceControlWidget*>(sender());
if (widget) {
for (i=0; i<MAXMATHTRACES;i++) {
if (m_mathTraceControlWidgetList[i] == widget) {
channel = i;
break;
}
}
if ((channel >= 0) && (channel <=MAXMATHTRACES)) {
m_mathChannelActive[channel+1] = enabled;
}
}
updateGraticule();
m_traceWidget->repaint(false);
m_base->traceZoomWidget->repaint(false);
updateTraceControlWidgets();
processMathTraces();
}
void ScopePart::mathTraceControlVDivChanged(double vdiv) {
int i;
int channel = -1;
const MathTraceControlWidget* widget = dynamic_cast<const MathTraceControlWidget*>(sender());
if (widget) {
for (i=0; i<MAXTRACES;i++) {
if (m_mathTraceControlWidgetList[i] == widget) {
channel = i;
break;
}
}
if ((channel >= 0) && (channel <=MAXMATHTRACES)) {
m_mathVoltsDiv[channel+1] = vdiv;
}
}
updateGraticule();
m_traceWidget->repaint(false);
m_base->traceZoomWidget->repaint(false);
updateTraceControlWidgets();
}
void ScopePart::mathTraceControlFirstOperandChanged(int operand) {
int i;
int channel = -1;
const MathTraceControlWidget* widget = dynamic_cast<const MathTraceControlWidget*>(sender());
if (widget) {
for (i=0; i<MAXTRACES;i++) {
if (m_mathTraceControlWidgetList[i] == widget) {
channel = i;
break;
}
}
if ((channel >= 0) && (channel <=MAXMATHTRACES)) {
m_mathFirstOperand[channel+1] = operand;
}
}
updateGraticule();
m_traceWidget->repaint(false);
m_base->traceZoomWidget->repaint(false);
updateTraceControlWidgets();
processMathTraces();
}
void ScopePart::mathTraceControlSecondOperandChanged(int operand) {
int i;
int channel = -1;
const MathTraceControlWidget* widget = dynamic_cast<const MathTraceControlWidget*>(sender());
if (widget) {
for (i=0; i<MAXTRACES;i++) {
if (m_mathTraceControlWidgetList[i] == widget) {
channel = i;
break;
}
}
if ((channel >= 0) && (channel <=MAXMATHTRACES)) {
m_mathSecondOperand[channel+1] = operand;
}
}
updateGraticule();
m_traceWidget->repaint(false);
m_base->traceZoomWidget->repaint(false);
updateTraceControlWidgets();
processMathTraces();
}
void ScopePart::mathTraceControlOperatorChanged(TQString op) {
int i;
int channel = -1;
const MathTraceControlWidget* widget = dynamic_cast<const MathTraceControlWidget*>(sender());
if (widget) {
for (i=0; i<MAXTRACES;i++) {
if (m_mathTraceControlWidgetList[i] == widget) {
channel = i;
break;
}
}
if ((channel >= 0) && (channel <=MAXMATHTRACES)) {
m_mathOperator[channel+1] = op;
}
}
updateGraticule();
m_traceWidget->repaint(false);
m_base->traceZoomWidget->repaint(false);
updateTraceControlWidgets();
processMathTraces();
}
void ScopePart::updateMathTraceAllowedVoltsPerDivList(int traceno) {
if (m_mathFirstOperand[traceno] < 1) {
m_mathFirstOperand[traceno] = 1;
}
if (m_mathSecondOperand[traceno] < 1) {
m_mathSecondOperand[traceno] = 1;
}
if (m_mathFirstOperand[traceno] > MAXTRACES) {
m_mathFirstOperand[traceno] = MAXTRACES;
}
if (m_mathSecondOperand[traceno] > MAXTRACES) {
m_mathSecondOperand[traceno] = MAXTRACES;
}
if (m_mathOperator[traceno] == "") {
m_mathOperator[traceno] = "+";
}
int firstOperandChannel = m_mathFirstOperand[traceno];
int secondOperandChannel = m_mathSecondOperand[traceno];
if ((m_mathOperator[traceno] == "+")
|| (m_mathOperator[traceno] == "-")
|| (m_mathOperator[traceno] == "*")
|| (m_mathOperator[traceno] == "/")) {
// Compute intersection of both trace operand volt/div lists
m_mathTraceAllowedVoltsDiv[traceno].clear();
TQDoubleList::iterator it;
for (it = m_traceAllowedVoltsDiv[firstOperandChannel].begin(); it != m_traceAllowedVoltsDiv[firstOperandChannel].end(); ++it) {
m_mathTraceAllowedVoltsDiv[traceno].append(*it);
}
for (it = m_traceAllowedVoltsDiv[secondOperandChannel].begin(); it != m_traceAllowedVoltsDiv[secondOperandChannel].end(); ++it) {
if (!m_mathTraceAllowedVoltsDiv[traceno].contains(*it)) {
m_mathTraceAllowedVoltsDiv[traceno].append(*it);
}
}
for (int i=1; i<=m_maxNumberOfTraces; i++) {
int vdiv = m_voltsDiv[i];
if (!m_mathTraceAllowedVoltsDiv[traceno].contains(vdiv)) {
m_mathTraceAllowedVoltsDiv[traceno].append(vdiv);
}
}
qHeapSort(m_mathTraceAllowedVoltsDiv[traceno]);
// Reset GUI if not set (e.g. after startup)
if ((m_mathVoltsDiv[traceno] == 0) && (m_mathTraceAllowedVoltsDiv[traceno].count() > 0)) {
m_mathVoltsDiv[traceno] = m_mathTraceAllowedVoltsDiv[traceno][0];
}
int firstTraceLength = m_samplesInTrace[m_mathFirstOperand[traceno]];
m_samplesInMathTrace[traceno] = firstTraceLength;
m_mathSecsDiv[traceno] = m_secsDiv[traceno];
m_mathHorizontalUnits[traceno] = "s";
m_mathVerticalUnits[traceno] = "V";
}
#ifdef ENABLE_FFT
else if (m_mathOperator[traceno] == "FFT") {
int firstTraceLength = m_samplesInTrace[m_mathFirstOperand[traceno]];
m_samplesInMathTrace[traceno] = firstTraceLength;
// Calculate horizontal steps per division
// Full scale needs to be the sampling rate
TQDoubleArray inputPositions = m_traceWidget->positions(m_mathFirstOperand[traceno]-1);
double fs = 1.0 / (inputPositions[1] - inputPositions[0]);
fs = fs / 2.0; // Truncate waveform at the Nyquist frequency
m_mathSecsDiv[traceno] = fs/m_hdivs;
// Add several dB/div settings
m_mathTraceAllowedVoltsDiv[traceno].clear();
m_mathTraceAllowedVoltsDiv[traceno].append(0.1);
m_mathTraceAllowedVoltsDiv[traceno].append(1);
m_mathTraceAllowedVoltsDiv[traceno].append(10);
m_mathTraceAllowedVoltsDiv[traceno].append(100);
m_mathTraceAllowedVoltsDiv[traceno].append(1000);
qHeapSort(m_mathTraceAllowedVoltsDiv[traceno]);
m_mathHorizontalUnits[traceno] = "Hz";
m_mathVerticalUnits[traceno] = "dB";
// Get next highest power of 2 for the FFT algorithm
int fftLength = powf(2, ceilf(log2f(firstTraceLength)));
m_samplesInMathTrace[traceno] = fftLength;
}
#endif // ENABLE_FFT
else {
m_mathTraceAllowedVoltsDiv[traceno].clear();
}
}
void ScopePart::processMathTraces() {
for (int traceno=1; traceno<=m_maxNumberOfMathTraces; traceno++) {
if ((m_mathOperator[traceno] == "+")
|| (m_mathOperator[traceno] == "-")
|| (m_mathOperator[traceno] == "*")
|| (m_mathOperator[traceno] == "/")) {
TQDoubleArray outputValues;
TQDoubleArray outputPositions;
TQDoubleArray firstValues = m_traceWidget->samples(m_mathFirstOperand[traceno]-1);
TQDoubleArray firstPositions = m_traceWidget->positions(m_mathFirstOperand[traceno]-1);
TQDoubleArray secondValues = m_traceWidget->samples(m_mathSecondOperand[traceno]-1);
TQDoubleArray secondPositions = m_traceWidget->positions(m_mathSecondOperand[traceno]-1);
outputValues.resize(m_samplesInMathTrace[traceno]);
outputPositions = firstPositions;
if (m_mathOperator[traceno] == "+") {
for (int i=0; i < m_samplesInMathTrace[traceno]; i++) {
outputValues[i] = firstValues[i] + secondValues[i];
}
}
else if (m_mathOperator[traceno] == "-") {
for (int i=0; i < m_samplesInMathTrace[traceno]; i++) {
outputValues[i] = firstValues[i] - secondValues[i];
}
}
else if (m_mathOperator[traceno] == "*") {
for (int i=0; i < m_samplesInMathTrace[traceno]; i++) {
outputValues[i] = firstValues[i] * secondValues[i];
}
}
else if (m_mathOperator[traceno] == "/") {
for (int i=0; i < m_samplesInMathTrace[traceno]; i++) {
if (secondValues[i] == 0) {
secondValues[i] = 1e-12;
}
outputValues[i] = firstValues[i] / secondValues[i];
}
}
else {
for (int i=0; i < m_samplesInMathTrace[traceno]; i++) {
outputValues[i] = 0;
}
}
m_traceWidget->setSamples(m_maxNumberOfTraces-1+m_currentOpChannel, outputValues);
m_traceWidget->setPositions(m_maxNumberOfTraces-1+m_currentOpChannel, outputPositions);
m_base->traceZoomWidget->setSamples(m_maxNumberOfTraces-1+m_currentOpChannel, outputValues);
m_base->traceZoomWidget->setPositions(m_maxNumberOfTraces-1+m_currentOpChannel, outputPositions);
}
#ifdef ENABLE_FFT
else if (m_mathOperator[traceno] == "FFT") {
TQDoubleArray outputValues;
TQDoubleArray outputPositions;
TQDoubleArray inputValues = m_traceWidget->samples(m_mathFirstOperand[traceno]-1);
TQDoubleArray inputPositions = m_traceWidget->positions(m_mathFirstOperand[traceno]-1);
int inputLength = m_samplesInTrace[m_mathFirstOperand[traceno]];
int fftLength = m_samplesInMathTrace[traceno];
// Resize arrays
inputValues.resize(fftLength);
outputValues.resize(fftLength);
outputPositions.resize(fftLength);
// Generate output positions
// The FFT starts at 0Hz and goes up in Fs/N steps
double pos = 0;
double fs = 1.0 / (inputPositions[1] - inputPositions[0]);
double step = fs / fftLength;
for (int i=0; i<fftLength; i++) {
outputPositions[i] = pos;
pos = pos + step;
}
// Zero-pad FFT input
for (int i=inputLength; i<fftLength; i++) {
inputValues[i] = 0;
}
// Allocate buffers
float __attribute__ ((aligned(32))) *ffts_input = (float*) valloc(2 * fftLength * sizeof(float));
float __attribute__ ((aligned(32))) *ffts_output = (float*) valloc(2 * fftLength * sizeof(float));
// Load data
for (int i=0; i<fftLength; i++) {
ffts_input[i*2] = inputValues[i];
ffts_input[(i*2)+1] = 0;
}
// Execute FFT
ffts_plan_t *p = ffts_init_1d(fftLength, -1);
if (p) {
ffts_execute(p, ffts_input, ffts_output);
// Save data
double magnitude;
// double phase;
for (int i=0; i<fftLength; i++) {
magnitude = sqrt(pow(ffts_output[i*2], 2) + pow(ffts_output[(i*2)+1], 2));
// phase = atan2(ffts_output[(i*2)+1], ffts_output[i*2]);
outputValues[i] = 10.0*log10(magnitude); // Convert magnitude to dB
}
ffts_free(p);
}
else {
printf("[ERROR] Unable to execute FFT!\n\r");
for (int i=0; i < fftLength; i++) {
outputValues[i] = 0;
}
}
// Free buffers
free(ffts_input);
free(ffts_output);
m_traceWidget->setSamples(m_maxNumberOfTraces-1+m_currentOpChannel, outputValues);
m_traceWidget->setPositions(m_maxNumberOfTraces-1+m_currentOpChannel, outputPositions);
m_base->traceZoomWidget->setSamples(m_maxNumberOfTraces-1+m_currentOpChannel, outputValues);
m_base->traceZoomWidget->setPositions(m_maxNumberOfTraces-1+m_currentOpChannel, outputPositions);
}
#endif // ENABLE_FFT
else {
TQDoubleArray outputValues;
TQDoubleArray outputPositions;
for (int i=0; i < m_samplesInMathTrace[traceno]; i++) {
outputValues[i] = 0;
}
m_traceWidget->setSamples(m_maxNumberOfTraces-1+m_currentOpChannel, outputValues);
m_traceWidget->setPositions(m_maxNumberOfTraces-1+m_currentOpChannel, outputPositions);
m_base->traceZoomWidget->setSamples(m_maxNumberOfTraces-1+m_currentOpChannel, outputValues);
m_base->traceZoomWidget->setPositions(m_maxNumberOfTraces-1+m_currentOpChannel, outputPositions);
}
}
}
void ScopePart::cursorLevelChanged(uint cursor, double level) {
if (cursor == 0) {
// Trigger level changed

@ -31,6 +31,7 @@
#include <tqtrla.h>
#define MAXTRACES 255
#define MAXMATHTRACES 255
class TDEAboutData;
using KParts::StatusBarExtension;
@ -39,12 +40,16 @@ class TQSocket;
class TQTimer;
class TQMutex;
class TQRectF;
class TQLabel;
class TQGridLayout;
class TQCheckBox;
class TQGroupBox;
class TQPushButton;
class ScopeBase;
typedef TQPair<TQString, TQ_INT16> MathOperator;
typedef TQValueList<MathOperator> MathOperatorList;
namespace RemoteLab
{
class TraceControlWidget : public TQWidget
@ -82,6 +87,60 @@ namespace RemoteLab
TQDoubleList m_voltsDivList;
};
class MathTraceControlWidget : public TQWidget
{
Q_OBJECT
public:
MathTraceControlWidget(TQWidget *parent=0, const char *name=0);
~MathTraceControlWidget();
public:
void setVoltsPerDivList(TQDoubleList list);
void setFirstMathOperandList(TQInt16List list);
void setSecondMathOperandList(TQInt16List list);
void setMathOperatorList(MathOperatorList list);
void setSelectedVoltsPerDiv(double vdiv);
void setSelectedFirstMathOperand(int channel);
void setSelectedSecondMathOperand(int channel);
void setSelectedMathOperator(TQString op);
void setTraceEnabled(bool enabled);
void setTraceName(TQString name);
void setVerticalUnits(TQString units);
signals:
void enableChanged(bool enabled);
void voltsPerDivChanged(double vdiv);
void firstMathOperandChanged(int channel);
void secondMathOperandChanged(int channel);
void mathOperatorChanged(TQString op);
private slots:
void enableClicked();
void vdivChanged(int index);
void operandFirstChanged(int index);
void operandSecondChanged(int index);
void operatorChanged(int index);
private:
void updateMathOperatorOperandVisibility();
private:
TQGroupBox* m_groupBox;
TQGridLayout* m_primaryLayout;
TQComboBox* m_voltsDivComboBox;
TQCheckBox* m_channelEnabledCheckBox;
TQComboBox* m_operandFirstComboBox;
TQComboBox* m_operandSecondComboBox;
TQComboBox* m_operatorComboBox;
TQLabel* m_verticalUnitsLabel;
TQDoubleList m_voltsDivList;
TQInt16List m_firstMathOperandList;
TQInt16List m_secondMathOperandList;
MathOperatorList m_mathOperatorList;
};
class TimebaseControlWidget : public TQWidget
{
Q_OBJECT
@ -139,17 +198,27 @@ namespace RemoteLab
void traceControlEnableChanged(bool enabled);
void traceControlVDivChanged(double vdiv);
void traceControlSDivChanged(double sdiv);
void mathTraceControlEnableChanged(bool enabled);
void mathTraceControlVDivChanged(double vdiv);
void mathTraceControlFirstOperandChanged(int operand);
void mathTraceControlSecondOperandChanged(int operand);
void mathTraceControlOperatorChanged(TQString op);
void cursorLevelChanged(uint cursor, double level);
void processTriggerButtons();
void startScope();
void stopScope();
void saveWaveforms();
void recallWaveforms();
virtual void processMathTraces();
virtual void postProcessTrace();
private:
void updateMathTraceAllowedVoltsPerDivList(int traceno);
private:
TraceWidget* m_traceWidget;
TQGridLayout* m_traceControlWidgetGrid;
TQGridLayout* m_mathTraceControlWidgetGrid;
TQGridLayout* m_timebaseControlWidgetGrid;
int m_commHandlerState;
int m_commHandlerMode;
@ -159,6 +228,7 @@ namespace RemoteLab
bool m_connectionActiveAndValid;
unsigned char m_tickerState;
TQ_INT16 m_maxNumberOfTraces;
TQ_INT16 m_maxNumberOfMathTraces;
TQ_INT32 m_currentOpChannel;
TQ_INT32 m_nextOpChannel;
TQ_INT16 m_nextOpParameter16;
@ -169,10 +239,22 @@ namespace RemoteLab
double m_triggerLevel;
double m_horizontalTimebase;
TQ_INT32 m_samplesInTrace[MAXTRACES+1];
TQ_INT32 m_samplesInMathTrace[MAXMATHTRACES+1];
bool m_channelActive[MAXTRACES+1];
bool m_mathChannelActive[MAXMATHTRACES+1];
TQDoubleList m_traceAllowedVoltsDiv[MAXTRACES+1];
TQDoubleList m_mathTraceAllowedVoltsDiv[MAXTRACES+1];
double m_voltsDiv[MAXTRACES+1];
double m_mathVoltsDiv[MAXMATHTRACES+1];
double m_secsDiv[MAXTRACES+1];
TraceControlWidget* m_traceControlWidgetList[MAXTRACES];
double m_mathSecsDiv[MAXMATHTRACES+1];
TQ_INT16 m_mathFirstOperand[MAXMATHTRACES+1];
TQ_INT16 m_mathSecondOperand[MAXMATHTRACES+1];
TQString m_mathOperator[MAXMATHTRACES+1];
TQString m_mathHorizontalUnits[MAXMATHTRACES+1];
TQString m_mathVerticalUnits[MAXMATHTRACES+1];
TraceControlWidget* m_traceControlWidgetList[MAXTRACES+1];
MathTraceControlWidget* m_mathTraceControlWidgetList[MAXMATHTRACES+1];
TimebaseControlWidget* m_timebaseControlWidget;
bool m_triggerLevelSet;
bool m_triggerChannelSet;
@ -181,6 +263,7 @@ namespace RemoteLab
bool m_voltsDivSet[MAXTRACES+1];
bool m_channelActiveSet[MAXTRACES+1];
bool m_settingsChanged;
MathOperatorList m_availableMathOperators;
ScopeBase* m_base;
TQMutex* m_instrumentMutex;
bool stopTraceUpdate;

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