#ifndef PULSEVIEW_PV_DATA_SIGNALBASE_HPP
#define PULSEVIEW_PV_DATA_SIGNALBASE_HPP
+#include <atomic>
+#include <condition_variable>
#include <thread>
#include <QColor>
#include <libsigrokcxx/libsigrokcxx.hpp>
+using std::atomic;
+using std::condition_variable;
+using std::mutex;
using std::shared_ptr;
namespace sigrok {
private:
static const int ColourBGAlpha;
+ static const uint64_t ConversionBlockSize;
public:
SignalBase(shared_ptr<sigrok::Channel> channel, ChannelType channel_type);
ChannelType type() const;
/**
- * Gets the index number of this channel.
+ * Gets the index number of this channel, i.e. a unique ID assigned by
+ * the device driver.
*/
unsigned int index() const;
+ /**
+ * Returns which bit of a given sample for this signal represents the
+ * signal itself. This is relevant for compound signals like logic,
+ * rather meaningless for everything else but provided in case there
+ * is a conversion active that provides a digital signal using bit #0.
+ */
+ unsigned int logic_bit_index() const;
+
/**
* Gets the name of this signal.
*/
virtual void restore_settings(QSettings &settings);
private:
+ bool conversion_is_a2l() const;
+
uint8_t convert_a2l_threshold(float threshold, float value);
uint8_t convert_a2l_schmitt_trigger(float lo_thr, float hi_thr,
float value, uint8_t &state);
- void conversion_thread_proc(QObject* segment, uint64_t start_sample,
- uint64_t end_sample);
+ void conversion_thread_proc(QObject* segment);
+
+ void start_conversion();
+ void stop_conversion();
Q_SIGNALS:
void enabled_changed(const bool &value);
int conversion_type_;
std::thread conversion_thread_;
+ atomic<bool> conversion_interrupt_;
+ mutex conversion_input_mutex_;
+ condition_variable conversion_input_cond_;
QString internal_name_, name_;
QColor colour_, bgcolour_;