GLScope: implemented trigger counts

include/dsp/scopevis.h

@@ -34,7 +34,8 @@ public:
         bool triggerPositiveEdge, 
         bool triggerBothEdges,
         uint triggerPre,
-        uint triggerDelay, 
+        uint triggerDelay,
+		uint triggerCounts,
         uint traceSize);
 	void setOneShot(bool oneShot);
 
@@ -59,6 +60,7 @@ private:
 		Real getTriggerBothEdges() const { return m_triggerBothEdges; }
         uint getTriggerPre() const { return m_triggerPre; }
         uint getTriggerDelay() const { return m_triggerDelay; }
+        uint getTriggerCounts() const { return m_triggerCounts; }
         uint getTraceSize() const { return m_traceSize; }
 
 		static MsgConfigureScopeVis* create(uint triggerIndex,
@@ -67,7 +69,8 @@ private:
             bool triggerPositiveEdge, 
             bool triggerBothEdges,
             uint triggerPre,
-            uint triggerDelay, 
+            uint triggerDelay,
+			uint triggerCounts,
             uint traceSize)
 		{
 			return new MsgConfigureScopeVis(triggerIndex,
@@ -77,6 +80,7 @@ private:
 					triggerBothEdges,
 					triggerPre,
 					triggerDelay,
+					triggerCounts,
 					traceSize);
 		}
 
@@ -88,6 +92,7 @@ private:
 		bool m_triggerBothEdges;
         uint m_triggerPre;
         uint m_triggerDelay;
+        uint m_triggerCounts;
         uint m_traceSize;
 
 		MsgConfigureScopeVis(uint triggerIndex,
@@ -97,6 +102,7 @@ private:
                 bool triggerBothEdges,
                 uint triggerPre,
                 uint triggerDelay,
+				uint triggerCounts,
                 uint traceSize) :
 			Message(),
 			m_triggerIndex(triggerIndex),
@@ -106,6 +112,7 @@ private:
 			m_triggerBothEdges(triggerBothEdges),
             m_triggerPre(triggerPre),
             m_triggerDelay(triggerDelay),
+			m_triggerCounts(triggerCounts),
             m_traceSize(traceSize)
 		{ }
 	};
@@ -148,6 +155,8 @@ private:
 	bool m_armed;
     uint m_triggerDelay[m_nbTriggers];      //!< Trigger delay in number of trace sizes
     uint m_triggerDelayCount; //!< trace sizes delay counter
+    uint m_triggerCounts[m_nbTriggers]; //!< Number of trigger events before the actual trigger is kicked off
+    uint m_triggerCount;
 	int m_sampleRate;
 	SampleVector::const_iterator m_triggerPoint;
 	Real m_prevArg;

include/gui/glscopegui.h

@@ -52,6 +52,7 @@ private:
 	qint32 m_amp2OffsetFine;
 	int m_displayGridIntensity;
 	int m_displayTraceIntensity;
+	quint32 m_triggerIndex;
 	qint32 m_triggerChannel;
 	qint32 m_triggerLevelCoarse; // percent of full range
 	qint32 m_triggerLevelFine;   // percent of coarse
@@ -59,6 +60,7 @@ private:
 	bool   m_triggerBothEdges;
 	qint32 m_triggerPre;
     qint32 m_triggerDelay;
+    qint32 m_triggerCounts;
     qint32 m_traceLenMult;
 
 	static const qreal amps[11];
@@ -94,6 +96,7 @@ private slots:
 	void on_trigPre_valueChanged(int value);
 	void on_trigDelay_valueChanged(int value);
 	void on_memHistory_valueChanged(int value);
+	void on_trigCount_valueChanged(int value);
 
 	void on_horizView_clicked();
 	void on_vertView_clicked();

sdrbase/dsp/scopevis.cpp

@@ -21,6 +21,7 @@ ScopeVis::ScopeVis(GLScope* glScope) :
     m_triggerDelayCount(0),
 	m_triggerOneShot(false),
 	m_armed(false),
+	m_triggerCount(0),
 	m_sampleRate(0),
 	m_prevArg(0.0),
 	m_firstArg(true)
@@ -37,6 +38,7 @@ ScopeVis::ScopeVis(GLScope* glScope) :
 		m_triggerPositiveEdge[i] = true;
 		m_triggerBothEdges[i] = false;
 		m_triggerDelay[i] = 0;
+		m_triggerCounts[i] = 0;
 	}
 }
 
@@ -52,6 +54,7 @@ void ScopeVis::configure(MessageQueue* msgQueue,
     bool triggerBothEdges,
     uint triggerPre,
     uint triggerDelay,
+	uint triggerCounts,
     uint traceSize)
 {
 	Message* cmd = MsgConfigureScopeVis::create(triggerIndex,
@@ -61,6 +64,7 @@ void ScopeVis::configure(MessageQueue* msgQueue,
 			triggerBothEdges,
 			triggerPre,
 			triggerDelay,
+			triggerCounts,
 			traceSize);
 	msgQueue->push(cmd);
 }
@@ -289,6 +293,7 @@ bool ScopeVis::handleMessage(const Message& message)
         }
 
         m_triggerDelay[index] = conf.getTriggerDelay();
+        m_triggerCounts[index] = conf.getTriggerCounts();
         uint newSize = conf.getTraceSize();
 
         if (newSize != m_trace.size())
@@ -309,6 +314,7 @@ bool ScopeVis::handleMessage(const Message& message)
 				<< " m_triggerBothEdges: " << (m_triggerBothEdges[index] ? "yes" : "no")
 				<< " m_preTrigger: " << m_triggerPre
 				<< " m_triggerDelay: " << m_triggerDelay[index]
+				<< " m_triggerCounts: " << m_triggerCounts[index]
 				<< " m_traceSize: " << m_trace.size();
 
 		return true;
@@ -396,23 +402,32 @@ void ScopeVis::setOneShot(bool oneShot)
 
 bool ScopeVis::nextTrigger()
 {
-	m_triggerIndex++;
-	m_prevTrigger = false;
-	m_triggerDelayCount = 0;
-	m_armed = false;
-
-	if (m_triggerIndex == m_nbTriggers)
+	if (m_triggerCount < m_triggerCounts[m_triggerIndex])
 	{
-		m_triggerIndex = 0;
-		return false;
-	}
-	else if (m_triggerChannel[m_triggerIndex] == TriggerFreeRun)
-	{
-		m_triggerIndex = 0;
-		return false;
+		m_triggerCount++;
+		return true;
 	}
 	else
 	{
-		return true;
+		m_triggerIndex++;
+		m_prevTrigger = false;
+		m_triggerDelayCount = 0;
+		m_triggerCount = 0;
+		m_armed = false;
+
+		if (m_triggerIndex == m_nbTriggers)
+		{
+			m_triggerIndex = 0;
+			return false;
+		}
+		else if (m_triggerChannel[m_triggerIndex] == TriggerFreeRun)
+		{
+			m_triggerIndex = 0;
+			return false;
+		}
+		else
+		{
+			return true;
+		}
 	}
 }

sdrbase/gui/glscopegui.cpp

@@ -29,6 +29,7 @@ GLScopeGUI::GLScopeGUI(QWidget* parent) :
 	m_amp2OffsetFine(0),
 	m_displayGridIntensity(1),
 	m_displayTraceIntensity(50),
+	m_triggerIndex(0),
 	m_triggerChannel(ScopeVis::TriggerFreeRun),
 	m_triggerLevelCoarse(0),
 	m_triggerLevelFine(0),
@@ -36,6 +37,7 @@ GLScopeGUI::GLScopeGUI(QWidget* parent) :
 	m_triggerBothEdges(false),
     m_triggerPre(0),
     m_triggerDelay(0),
+	m_triggerCounts(0),
 	m_traceLenMult(20)
 {
 	ui->setupUi(this);
@@ -246,13 +248,14 @@ void GLScopeGUI::applyTriggerSettings()
 	m_glScope->setTriggerPre(m_triggerPre/100.0); // [0.0, 1.0]
 
 	m_scopeVis->configure(m_messageQueue,
-			0, // FIXME
+			0, // FIXME: trigger index
 			(ScopeVis::TriggerChannel) m_triggerChannel,
 			triggerLevel,
 			m_triggerPositiveEdge,
 			m_triggerBothEdges,
 			preTriggerSamples,
             m_triggerDelay,
+			m_triggerCounts,
 			m_traceLenMult * ScopeVis::m_traceChunkSize);
 }
 
@@ -748,6 +751,17 @@ void GLScopeGUI::on_memHistory_valueChanged(int value)
 	}
 }
 
+void GLScopeGUI::on_trigCount_valueChanged(int value)
+{
+	m_triggerCounts = value;
+
+	QString text;
+	text.sprintf("%02d", value);
+	ui->trigCountText->setText(text);
+
+	applyTriggerSettings();
+}
+
 void GLScopeGUI::on_slopePos_clicked()
 {
 	m_triggerPositiveEdge = true;