* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <extdef.h>
#include "logicsignal.hpp"
#include "view.hpp"
-#include <pv/session.hpp>
-#include <pv/devicemanager.hpp>
-#include <pv/devices/device.hpp>
#include <pv/data/logic.hpp>
#include <pv/data/logicsegment.hpp>
#include <pv/data/signalbase.hpp>
+#include <pv/devicemanager.hpp>
+#include <pv/devices/device.hpp>
+#include <pv/globalsettings.hpp>
+#include <pv/session.hpp>
#include <pv/view/view.hpp>
#include <libsigrokcxx/libsigrokcxx.hpp>
using std::max;
using std::make_pair;
using std::min;
+using std::none_of;
using std::pair;
using std::shared_ptr;
using std::vector;
using sigrok::ConfigKey;
using sigrok::Capability;
-using sigrok::Error;
using sigrok::Trigger;
-using sigrok::TriggerStage;
using sigrok::TriggerMatch;
using sigrok::TriggerMatchType;
namespace pv {
-namespace view {
+namespace views {
+namespace TraceView {
const float LogicSignal::Oversampling = 2.0f;
const QColor LogicSignal::EdgeColour(0x80, 0x80, 0x80);
const QColor LogicSignal::HighColour(0x00, 0xC0, 0x00);
const QColor LogicSignal::LowColour(0xC0, 0x00, 0x00);
+const QColor LogicSignal::SamplingPointColour(0x77, 0x77, 0x77);
const QColor LogicSignal::SignalColours[10] = {
QColor(0x16, 0x19, 0x1A), // Black
return base_->logic_data();
}
-std::pair<int, int> LogicSignal::v_extents() const
+pair<int, int> LogicSignal::v_extents() const
{
const int signal_margin =
QFontMetrics(QApplication::font()).height() / 2;
signal_height_ = ((units < 1) ? 1 : units) * font_height;
}
-void LogicSignal::paint_mid(QPainter &p, const ViewItemPaintParams &pp)
+void LogicSignal::paint_mid(QPainter &p, ViewItemPaintParams &pp)
{
QLineF *line;
if (segments.empty())
return;
- const shared_ptr<pv::data::LogicSegment> &segment =
- segments.front();
+ const shared_ptr<pv::data::LogicSegment> &segment = segments.front();
double samplerate = segment->samplerate();
const pv::util::Timestamp& start_time = segment->start_time();
const int64_t last_sample = segment->get_sample_count() - 1;
const double samples_per_pixel = samplerate * pp.scale();
+ const double pixels_per_sample = 1 / samples_per_pixel;
const pv::util::Timestamp start = samplerate * (pp.offset() - start_time);
const pv::util::Timestamp end = start + samples_per_pixel * pp.width();
samples_per_pixel / Oversampling, base_->index());
assert(edges.size() >= 2);
+ // Check whether we need to paint the sampling points
+ GlobalSettings settings;
+ const bool show_sampling_points =
+ settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() &&
+ (samples_per_pixel < 0.25);
+
+ vector<QRectF> sampling_points;
+ float sampling_point_x = 0.0f;
+ int64_t sampling_point_sample = start_sample;
+ const int w = 2;
+
+ if (show_sampling_points) {
+ sampling_points.reserve(end_sample - start_sample + 1);
+ sampling_point_x = (edges.cbegin()->first / samples_per_pixel - pixels_offset) + pp.left();
+ }
+
// Paint the edges
const unsigned int edge_count = edges.size() - 2;
QLineF *const edge_lines = new QLineF[edge_count];
const float x = ((*i).first / samples_per_pixel -
pixels_offset) + pp.left();
*line++ = QLineF(x, high_offset, x, low_offset);
+
+ if (show_sampling_points)
+ while (sampling_point_sample < (*i).first) {
+ const float y = (*i).second ? low_offset : high_offset;
+ sampling_points.emplace_back(
+ QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w));
+ sampling_point_sample++;
+ sampling_point_x += pixels_per_sample;
+ };
}
+ // Calculate the sample points from the last edge to the end of the trace
+ if (show_sampling_points)
+ while ((uint64_t)sampling_point_sample <= end_sample) {
+ // Signal changed after the last edge, so the level is inverted
+ const float y = (edges.cend() - 1)->second ? high_offset : low_offset;
+ sampling_points.emplace_back(
+ QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w));
+ sampling_point_sample++;
+ sampling_point_x += pixels_per_sample;
+ };
+
p.setPen(EdgeColour);
p.drawLines(edge_lines, edge_count);
delete[] edge_lines;
pixels_offset, pp.left(), low_offset);
delete[] cap_lines;
+
+ // Paint the sampling points
+ if (show_sampling_points) {
+ p.setPen(SamplingPointColour);
+ p.drawRects(sampling_points.data(), sampling_points.size());
+ }
}
-void LogicSignal::paint_fore(QPainter &p, const ViewItemPaintParams &pp)
+void LogicSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp)
{
// Draw the trigger marker
if (!trigger_match_ || !base_->enabled())
const vector<int32_t> LogicSignal::get_trigger_types() const
{
+ // We may not be associated with a device
+ if (!device_)
+ return vector<int32_t>();
+
const auto sr_dev = device_->device();
if (sr_dev->config_check(ConfigKey::TRIGGER_MATCH, Capability::LIST)) {
const Glib::VariantContainerBase gvar =
action = trigger_change_;
break;
default:
- assert(0);
+ assert(false);
}
}
if (trigger) {
for (auto stage : trigger->stages()) {
const auto &matches = stage->matches();
- if (std::none_of(matches.begin(), matches.end(),
+ if (none_of(matches.begin(), matches.end(),
[&](shared_ptr<TriggerMatch> match) {
return match->channel() != base_->channel(); }))
continue;
modify_trigger();
}
-} // namespace view
+} // namespace TraceView
+} // namespace views
} // namespace pv