#include <QApplication>
#include <QCheckBox>
#include <QComboBox>
+#include <QDebug>
#include <QFormLayout>
#include <QGridLayout>
#include <QLabel>
#include <libsigrokcxx/libsigrokcxx.hpp>
+using std::bind;
using std::deque;
using std::div;
using std::div_t;
using std::make_pair;
using std::min;
using std::numeric_limits;
+using std::out_of_range;
using std::pair;
+using std::placeholders::_1;
using std::shared_ptr;
using std::vector;
+using pv::data::SignalBase;
+
namespace pv {
namespace views {
namespace trace {
QColor(0x4E, 0x9A, 0x06) // Green
};
+const QPen AnalogSignal::AxisPen(QColor(0, 0, 0, 30 * 256 / 100), 2);
const QColor AnalogSignal::GridMajorColor = QColor(0, 0, 0, 40 * 256 / 100);
const QColor AnalogSignal::GridMinorColor = QColor(0, 0, 0, 20 * 256 / 100);
const QColor AnalogSignal::SamplingPointColour(0x77, 0x77, 0x77);
+const QColor AnalogSignal::SamplingPointColourLo = QColor(200, 0, 0, 80 * 256 / 100);
+const QColor AnalogSignal::SamplingPointColourNe = QColor(0, 0, 0, 80 * 256 / 100);
+const QColor AnalogSignal::SamplingPointColourHi = QColor(0, 200, 0, 80 * 256 / 100);
+
+const QColor AnalogSignal::ThresholdColor = QColor(0, 0, 0, 30 * 256 / 100);
+const QColor AnalogSignal::ThresholdColorLo = QColor(255, 0, 0, 8 * 256 / 100);
+const QColor AnalogSignal::ThresholdColorNe = QColor(0, 0, 0, 10 * 256 / 100);
+const QColor AnalogSignal::ThresholdColorHi = QColor(0, 255, 0, 8 * 256 / 100);
const int64_t AnalogSignal::TracePaintBlockSize = 1024 * 1024; // 4 MiB (due to float)
const float AnalogSignal::EnvelopeThreshold = 64.0f;
display_type_(DisplayBoth),
autoranging_(true)
{
+ axis_pen_ = AxisPen;
+
pv::data::Analog* analog_data =
dynamic_cast<pv::data::Analog*>(data().get());
- connect(analog_data, SIGNAL(samples_added(QObject*, uint64_t, uint64_t)),
- this, SLOT(on_samples_added()));
+ connect(analog_data, SIGNAL(min_max_changed(float, float)),
+ this, SLOT(on_min_max_changed(float, float)));
- connect(&delayed_conversion_starter_, SIGNAL(timeout()),
- this, SLOT(on_delayed_conversion_starter()));
- delayed_conversion_starter_.setSingleShot(true);
- delayed_conversion_starter_.setInterval(1000); // 1s timeout
+ GlobalSettings::add_change_handler(this);
GlobalSettings gs;
+ conversion_threshold_disp_mode_ =
+ gs.value(GlobalSettings::Key_View_ConversionThresholdDispMode).toInt();
+
div_height_ = gs.value(GlobalSettings::Key_View_DefaultDivHeight).toInt();
base_->set_colour(SignalColours[base_->index() % countof(SignalColours)]);
update_scale();
}
+AnalogSignal::~AnalogSignal()
+{
+ GlobalSettings::remove_change_handler(this);
+}
+
shared_ptr<pv::data::SignalData> AnalogSignal::data() const
{
return base_->analog_data();
update_scale();
}
+void AnalogSignal::on_setting_changed(const QString &key, const QVariant &value)
+{
+ if (key == GlobalSettings::Key_View_ConversionThresholdDispMode)
+ on_settingViewConversionThresholdDispMode_changed(value);
+}
+
void AnalogSignal::paint_back(QPainter &p, ViewItemPaintParams &pp)
{
- if (base_->enabled()) {
+ if (!base_->enabled())
+ return;
+
+ bool paint_thr_bg =
+ conversion_threshold_disp_mode_ == GlobalSettings::ConvThrDispMode_Background;
+
+ const vector<double> thresholds = base_->get_conversion_thresholds();
+
+ // Only display thresholds if we have some and we show analog samples
+ if ((thresholds.size() > 0) && paint_thr_bg &&
+ ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth))) {
+
+ const int visual_y = get_visual_y();
+ const pair<int, int> extents = v_extents();
+ const int top = visual_y + extents.first;
+ const int btm = visual_y + extents.second;
+
+ // Draw high/neutral/low areas
+ if (thresholds.size() == 2) {
+ int thr_lo = visual_y - thresholds[0] * scale_;
+ int thr_hi = visual_y - thresholds[1] * scale_;
+ thr_lo = min(max(thr_lo, top), btm);
+ thr_hi = min(max(thr_hi, top), btm);
+
+ p.fillRect(QRectF(pp.left(), top, pp.width(), thr_hi - top),
+ QBrush(ThresholdColorHi));
+ p.fillRect(QRectF(pp.left(), thr_hi, pp.width(), thr_lo - thr_hi),
+ QBrush(ThresholdColorNe));
+ p.fillRect(QRectF(pp.left(), thr_lo, pp.width(), btm - thr_lo),
+ QBrush(ThresholdColorLo));
+ } else {
+ int thr = visual_y - thresholds[0] * scale_;
+ thr = min(max(thr, top), btm);
+
+ p.fillRect(QRectF(pp.left(), top, pp.width(), thr - top),
+ QBrush(ThresholdColorHi));
+ p.fillRect(QRectF(pp.left(), thr, pp.width(), btm - thr),
+ QBrush(ThresholdColorLo));
+ }
+
+ paint_axis(p, pp, get_visual_y());
+ } else {
Trace::paint_back(p, pp);
paint_axis(p, pp, get_visual_y());
}
if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) {
paint_grid(p, y, pp.left(), pp.right());
- const deque< shared_ptr<pv::data::AnalogSegment> > &segments =
- base_->analog_data()->analog_segments();
- if (segments.empty())
+ shared_ptr<pv::data::AnalogSegment> segment = get_analog_segment_to_paint();
+ if (!segment)
return;
- const shared_ptr<pv::data::AnalogSegment> &segment =
- segments.front();
-
const double pixels_offset = pp.pixels_offset();
const double samplerate = max(1.0, segment->samplerate());
const pv::util::Timestamp& start_time = segment->start_time();
pixels_offset, samples_per_pixel);
}
- if ((display_type_ == DisplayConverted) || (display_type_ == DisplayBoth)) {
- const data::SignalBase::ConversionType conv_type =
- base_->get_conversion_type();
-
- if (((conv_type == data::SignalBase::A2LConversionByTreshold) ||
- (conv_type == data::SignalBase::A2LConversionBySchmittTrigger))) {
-
- paint_logic_mid(p, pp);
- }
- }
+ if ((display_type_ == DisplayConverted) || (display_type_ == DisplayBoth))
+ paint_logic_mid(p, pp);
}
void AnalogSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp)
if (end <= start)
return;
+ bool paint_thr_dots =
+ (base_->get_conversion_type() != data::SignalBase::NoConversion) &&
+ (conversion_threshold_disp_mode_ == GlobalSettings::ConvThrDispMode_Dots);
+
+ vector<double> thresholds;
+ if (paint_thr_dots)
+ thresholds = base_->get_conversion_thresholds();
+
// Calculate and paint the sampling points if enabled and useful
GlobalSettings settings;
const bool show_sampling_points =
- settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() &&
- (samples_per_pixel < 0.25);
+ (settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() ||
+ paint_thr_dots) && (samples_per_pixel < 0.25);
p.setPen(base_->colour());
QPointF *points = new QPointF[points_count];
QPointF *point = points;
- QRectF *sampling_points = nullptr;
- if (show_sampling_points)
- sampling_points = new QRectF[points_count];
- QRectF *sampling_point = sampling_points;
+ vector<QRectF> sampling_points[3];
int64_t sample_count = min(points_count, TracePaintBlockSize);
int64_t block_sample = 0;
*point++ = QPointF(x, y - sample_block[block_sample] * scale_);
- if (show_sampling_points)
- *sampling_point++ =
- QRectF(x - (w / 2), y - sample_block[block_sample] * scale_ - (w / 2), w, w);
+ if (show_sampling_points) {
+ int idx = 0; // Neutral
+
+ if (paint_thr_dots) {
+ if (thresholds.size() == 1)
+ idx = (sample_block[block_sample] >= thresholds[0]) ? 2 : 1;
+ else if (thresholds.size() == 2) {
+ if (sample_block[block_sample] > thresholds[1])
+ idx = 2; // High
+ else if (sample_block[block_sample] < thresholds[0])
+ idx = 1; // Low
+ }
+ }
+
+ sampling_points[idx].push_back(
+ QRectF(x - (w / 2), y - sample_block[block_sample] * scale_ - (w / 2), w, w));
+ }
}
delete[] sample_block;
p.drawPolyline(points, points_count);
if (show_sampling_points) {
- p.setPen(SamplingPointColour);
- p.drawRects(sampling_points, points_count);
- delete[] sampling_points;
+ if (paint_thr_dots) {
+ p.setPen(SamplingPointColourNe);
+ p.drawRects(sampling_points[0].data(), sampling_points[0].size());
+ p.setPen(SamplingPointColourLo);
+ p.drawRects(sampling_points[1].data(), sampling_points[1].size());
+ p.setPen(SamplingPointColourHi);
+ p.drawRects(sampling_points[2].data(), sampling_points[2].size());
+ } else {
+ p.setPen(SamplingPointColour);
+ p.drawRects(sampling_points[0].data(), sampling_points[0].size());
+ }
}
delete[] points;
const float high_offset = y - ph + signal_margin + 0.5f;
const float low_offset = y + nh - signal_margin - 0.5f;
- const deque< shared_ptr<pv::data::LogicSegment> > &segments =
- base_->logic_data()->logic_segments();
-
- if (segments.empty())
+ shared_ptr<pv::data::LogicSegment> segment = get_logic_segment_to_paint();
+ if (!segment)
return;
- const shared_ptr<pv::data::LogicSegment> &segment =
- segments.front();
-
double samplerate = segment->samplerate();
// Show sample rate as 1Hz when it is unknown
p.drawLines(lines, line - lines);
}
+shared_ptr<pv::data::AnalogSegment> AnalogSignal::get_analog_segment_to_paint() const
+{
+ shared_ptr<pv::data::AnalogSegment> segment;
+
+ const deque< shared_ptr<pv::data::AnalogSegment> > &segments =
+ base_->analog_data()->analog_segments();
+
+ if (!segments.empty()) {
+ if (segment_display_mode_ == ShowLastSegmentOnly)
+ segment = segments.back();
+
+ if ((segment_display_mode_ == ShowSingleSegmentOnly) ||
+ (segment_display_mode_ == ShowLastCompleteSegmentOnly)) {
+ try {
+ segment = segments.at(current_segment_);
+ } catch (out_of_range) {
+ qDebug() << "Current analog segment out of range for signal" << base_->name() << ":" << current_segment_;
+ }
+ }
+ }
+
+ return segment;
+}
+
+shared_ptr<pv::data::LogicSegment> AnalogSignal::get_logic_segment_to_paint() const
+{
+ shared_ptr<pv::data::LogicSegment> segment;
+
+ const deque< shared_ptr<pv::data::LogicSegment> > &segments =
+ base_->logic_data()->logic_segments();
+
+ if (!segments.empty()) {
+ if (segment_display_mode_ == ShowLastSegmentOnly)
+ segment = segments.back();
+
+ if ((segment_display_mode_ == ShowSingleSegmentOnly) ||
+ (segment_display_mode_ == ShowLastCompleteSegmentOnly)) {
+ try {
+ segment = segments.at(current_segment_);
+ } catch (out_of_range) {
+ qDebug() << "Current logic segment out of range for signal" << base_->name() << ":" << current_segment_;
+ }
+ }
+ }
+
+ return segment;
+}
+
float AnalogSignal::get_resolution(int scale_index)
{
const float seq[] = {1.0f, 2.0f, 5.0f};
void AnalogSignal::update_conversion_widgets()
{
- data::SignalBase::ConversionType conv_type = base_->get_conversion_type();
+ SignalBase::ConversionType conv_type = base_->get_conversion_type();
// Enable or disable widgets depending on conversion state
- conv_threshold_cb_->setEnabled(conv_type != data::SignalBase::NoConversion);
- display_type_cb_->setEnabled(conv_type != data::SignalBase::NoConversion);
+ conv_threshold_cb_->setEnabled(conv_type != SignalBase::NoConversion);
+ display_type_cb_->setEnabled(conv_type != SignalBase::NoConversion);
conv_threshold_cb_->clear();
map < QString, QVariant > options = base_->get_conversion_options();
- if (conv_type == data::SignalBase::A2LConversionByTreshold) {
+ if (conv_type == SignalBase::A2LConversionByThreshold) {
const vector<double> thresholds = base_->get_conversion_thresholds(
- data::SignalBase::A2LConversionByTreshold, true);
+ SignalBase::A2LConversionByThreshold, true);
conv_threshold_cb_->addItem(
QString("%1V").arg(QString::number(thresholds[0], 'f', 1)), -1);
}
- if (conv_type == data::SignalBase::A2LConversionBySchmittTrigger) {
+ if (conv_type == SignalBase::A2LConversionBySchmittTrigger) {
const vector<double> thresholds = base_->get_conversion_thresholds(
- data::SignalBase::A2LConversionBySchmittTrigger, true);
+ SignalBase::A2LConversionBySchmittTrigger, true);
conv_threshold_cb_->addItem(QString("%1V/%2V").arg(
QString::number(thresholds[0], 'f', 1),
QString::number(thresholds[1], 'f', 1)), -1);
// Add the conversion type dropdown
conversion_cb_ = new QComboBox();
- conversion_cb_->addItem("none", data::SignalBase::NoConversion);
- conversion_cb_->addItem("to logic via threshold", data::SignalBase::A2LConversionByTreshold);
- conversion_cb_->addItem("to logic via schmitt-trigger", data::SignalBase::A2LConversionBySchmittTrigger);
+ conversion_cb_->addItem(tr("none"),
+ SignalBase::NoConversion);
+ conversion_cb_->addItem(tr("to logic via threshold"),
+ SignalBase::A2LConversionByThreshold);
+ conversion_cb_->addItem(tr("to logic via schmitt-trigger"),
+ SignalBase::A2LConversionBySchmittTrigger);
cur_idx = conversion_cb_->findData(QVariant(base_->get_conversion_type()));
conversion_cb_->setCurrentIndex(cur_idx);
// Add the display type dropdown
display_type_cb_ = new QComboBox();
- display_type_cb_->addItem(tr("Analog"), DisplayAnalog);
- display_type_cb_->addItem(tr("Converted"), DisplayConverted);
- display_type_cb_->addItem(tr("Analog+Converted"), DisplayBoth);
+ display_type_cb_->addItem(tr("analog"), DisplayAnalog);
+ display_type_cb_->addItem(tr("converted"), DisplayConverted);
+ display_type_cb_->addItem(tr("analog+converted"), DisplayBoth);
cur_idx = display_type_cb_->findData(QVariant(display_type_));
display_type_cb_->setCurrentIndex(cur_idx);
- layout->addRow(tr("Traces to show:"), display_type_cb_);
+ layout->addRow(tr("Show traces for"), display_type_cb_);
connect(display_type_cb_, SIGNAL(currentIndexChanged(int)),
this, SLOT(on_display_type_changed(int)));
form->addRow(layout);
}
-void AnalogSignal::on_samples_added()
+void AnalogSignal::on_min_max_changed(float min, float max)
{
- perform_autoranging(false, false);
+ (void)min;
+ (void)max;
+
+ if (autoranging_)
+ perform_autoranging(false, false);
}
void AnalogSignal::on_pos_vdivs_changed(int vdivs)
void AnalogSignal::on_conversion_changed(int index)
{
- data::SignalBase::ConversionType old_conv_type =
- base_->get_conversion_type();
+ SignalBase::ConversionType old_conv_type = base_->get_conversion_type();
- data::SignalBase::ConversionType conv_type =
- (data::SignalBase::ConversionType)(conversion_cb_->itemData(index).toInt());
+ SignalBase::ConversionType conv_type =
+ (SignalBase::ConversionType)(conversion_cb_->itemData(index).toInt());
if (conv_type != old_conv_type) {
base_->set_conversion_type(conv_type);
void AnalogSignal::on_conv_threshold_changed(int index)
{
- data::SignalBase::ConversionType conv_type = base_->get_conversion_type();
+ SignalBase::ConversionType conv_type = base_->get_conversion_type();
// Note: index is set to -1 if the text in the combo box matches none of
// the entries in the combo box
const bool use_custom_thr = (index == -1) || (user_data == -1);
- if (conv_type == data::SignalBase::A2LConversionByTreshold && use_custom_thr) {
+ if (conv_type == SignalBase::A2LConversionByThreshold && use_custom_thr) {
// Not one of the preset values, try to parse the combo box text
// Note: Regex loosely based on
// https://txt2re.com/index-c++.php3?s=0.1V&1&-13
// For now, we simply assume that the unit is volt without modifiers
const double thr = tokens.at(1).toDouble();
- // Only restart the conversion if the threshold was updated
+ // Only restart the conversion if the threshold was updated.
+ // We're starting a delayed conversion because the user may still be
+ // typing and the UI would lag if we kept on restarting it immediately
if (base_->set_conversion_option("threshold_value", thr))
- delayed_conversion_starter_.start();
+ base_->start_conversion(true);
}
- if (conv_type == data::SignalBase::A2LConversionBySchmittTrigger && use_custom_thr) {
+ if (conv_type == SignalBase::A2LConversionBySchmittTrigger && use_custom_thr) {
// Not one of the preset values, try to parse the combo box text
// Note: Regex loosely based on
// https://txt2re.com/index-c++.php3?s=0.1V/0.2V&2&14&-22&3&15
const double low_thr = tokens.at(1).toDouble();
const double high_thr = tokens.at(3).toDouble();
- // Only restart the conversion if one of the options was updated
+ // Only restart the conversion if one of the options was updated.
+ // We're starting a delayed conversion because the user may still be
+ // typing and the UI would lag if we kept on restarting it immediately
bool o1 = base_->set_conversion_option("threshold_value_low", low_thr);
bool o2 = base_->set_conversion_option("threshold_value_high", high_thr);
if (o1 || o2)
- delayed_conversion_starter_.start();
+ base_->start_conversion(true); // Start delayed conversion
}
- base_->set_conversion_preset(index);
+ base_->set_conversion_preset((SignalBase::ConversionPreset)index);
- // Immediately start the conversion if we're not asking for a delayed reaction
- if (!delayed_conversion_starter_.isActive())
+ // Immediately start the conversion if we're not using custom values
+ // (i.e. we're using one of the presets)
+ if (!use_custom_thr)
base_->start_conversion();
}
owner_->row_item_appearance_changed(false, true);
}
+void AnalogSignal::on_settingViewConversionThresholdDispMode_changed(const QVariant new_value)
+{
+ conversion_threshold_disp_mode_ = new_value.toInt();
+
+ if (owner_)
+ owner_->row_item_appearance_changed(false, true);
+}
+
} // namespace trace
} // namespace views
} // namespace pv