Make DSP engine global static. Let DSP engine have its own report queue dostonct from Main Window message queue

include-gpl/dsp/dspengine.h

@@ -44,10 +44,13 @@ public:
 		StError
 	};
 
-	DSPEngine(MessageQueue* reportQueue, QObject* parent = NULL);
+	DSPEngine(QObject* parent = NULL);
 	~DSPEngine();
 
+	static DSPEngine *instance();
+
 	MessageQueue* getMessageQueue() { return &m_messageQueue; }
+	MessageQueue* getReportQueue() { return &m_reportQueue; }
 
 	void start();
 	void stop();
@@ -72,7 +75,7 @@ public:
 
 private:
 	MessageQueue m_messageQueue;
-	MessageQueue* m_reportQueue;
+	MessageQueue m_reportQueue;
 
 	State m_state;
 

include-gpl/mainwindow.h

@@ -116,6 +116,7 @@ private:
 	void applySettings();
 
 private slots:
+	void handleDSPMessages();
 	void handleMessages();
 	void updateStatus();
 	void on_action_Start_triggered();
@@ -127,7 +128,6 @@ private slots:
 	void on_action_View_Fullscreen_toggled(bool checked);
 	void on_presetSave_clicked();
 	void on_presetUpdate_clicked();
-	void on_presetLastLoad_clicked();
 	void on_presetLoad_clicked();
 	void on_presetDelete_clicked();
 	void on_presetTree_currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);

include-gpl/plugin/pluginmanager.h

@@ -19,16 +19,19 @@ class SDRANGELOVE_API PluginManager : public QObject {
 	Q_OBJECT
 
 public:
-	struct Plugin {
+	struct Plugin
+	{
 		QString filename;
 		QPluginLoader* loader;
 		PluginInterface* plugin;
+
 		Plugin(const QString& _filename, QPluginLoader* pluginLoader, PluginInterface* _plugin) :
 			filename(_filename),
 			loader(pluginLoader),
 			plugin(_plugin)
 		{ }
 	};
+
 	typedef QList<Plugin> Plugins;
 
 	explicit PluginManager(MainWindow* mainWindow, DSPEngine* dspEngine, QObject* parent = NULL);

sdrbase/dsp/dspengine.cpp

@@ -23,10 +23,8 @@
 #include "dsp/dspcommands.h"
 #include "dsp/samplesource/samplesource.h"
 
-DSPEngine::DSPEngine(MessageQueue* reportQueue, QObject* parent) :
+DSPEngine::DSPEngine(QObject* parent) :
 	QThread(parent),
-	m_messageQueue(),
-	m_reportQueue(reportQueue),
 	m_state(StNotStarted),
 	m_sampleSource(NULL),
 	m_sampleSinks(),
@@ -48,6 +46,12 @@ DSPEngine::~DSPEngine()
 	wait();
 }
 
+Q_GLOBAL_STATIC(DSPEngine, dspEngine)
+DSPEngine *DSPEngine::instance()
+{
+	return dspEngine;
+}
+
 void DSPEngine::start()
 {
 	DSPPing cmd;
@@ -349,7 +353,7 @@ void DSPEngine::generateReport()
 
 	if(needReport) {
 		Message* rep = DSPEngineReport::create(m_sampleRate, m_centerFrequency);
-		rep->submit(m_reportQueue);
+		rep->submit(&m_reportQueue);
 	}
 }
 

sdrbase/mainwindow.cpp

@@ -45,7 +45,7 @@ MainWindow::MainWindow(QWidget* parent) :
 	m_audioDeviceInfo(new AudioDeviceInfo),
 	m_messageQueue(new MessageQueue),
 	m_settings(),
-	m_dspEngine(new DSPEngine(m_messageQueue)),
+	m_dspEngine(DSPEngine::instance()),
 	m_lastEngineState((DSPEngine::State)-1),
 	m_startOsmoSDRUpdateAfterStop(false),
 	m_inputGUI(0),
@@ -54,6 +54,8 @@ MainWindow::MainWindow(QWidget* parent) :
 	m_sampleFileName(std::string("./test.sdriq")),
 	m_pluginManager(new PluginManager(this, m_dspEngine))
 {
+	m_dspEngine->start();
+
 	ui->setupUi(this);
 	delete ui->mainToolBar;
 	createStatusBar();
@@ -83,6 +85,7 @@ MainWindow::MainWindow(QWidget* parent) :
 	ui->menu_Window->addAction(ui->channelDock->toggleViewAction());
 
 	connect(m_messageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleMessages()), Qt::QueuedConnection);
+	connect(m_dspEngine->getReportQueue(), SIGNAL(messageEnqueued()), this, SLOT(handleDSPMessages()), Qt::QueuedConnection);
 
 	connect(&m_statusTimer, SIGNAL(timeout()), this, SLOT(updateStatus()));
 	m_statusTimer.start(500);
@@ -90,11 +93,12 @@ MainWindow::MainWindow(QWidget* parent) :
 	m_masterTimer.start(50);
 
 	m_pluginManager->loadPlugins();
+
 	bool sampleSourceSignalsBlocked = ui->sampleSource->blockSignals(true);
 	m_pluginManager->fillSampleSourceSelector(ui->sampleSource);
 	ui->sampleSource->blockSignals(sampleSourceSignalsBlocked);
 
-	m_dspEngine->start();
+	//m_dspEngine->start();
 
 	m_spectrumVis = new SpectrumVis(ui->glSpectrum);
 	m_dspEngine->addSink(m_spectrumVis);
@@ -311,12 +315,18 @@ void MainWindow::applySettings()
 	updateSampleRate();
 }
 
-void MainWindow::handleMessages()
+void MainWindow::handleDSPMessages()
 {
 	Message* message;
-	while((message = m_messageQueue->accept()) != 0) {
+
+	while ((message = m_dspEngine->getReportQueue()->accept()) != 0)
+	{
 		qDebug("Message: %s", message->getIdentifier());
-		if(DSPEngineReport::match(message)) {
+
+		std::cerr << "MainWindow::handleDSPMessages: " << message->getIdentifier() << std::endl;
+
+		if (DSPEngineReport::match(message))
+		{
 			DSPEngineReport* rep = (DSPEngineReport*)message;
 			m_sampleRate = rep->getSampleRate();
 			m_centerFrequency = rep->getCenterFrequency();
@@ -324,11 +334,23 @@ void MainWindow::handleMessages()
 			updateCenterFreqDisplay();
 			updateSampleRate();
 			message->completed();
-			std::cerr << "MainWindow::handleMessages: m_fileSink->configure" << std::endl;
 			m_fileSink->configure(m_dspEngine->getMessageQueue(), m_sampleFileName, m_sampleRate, m_centerFrequency);
-		} else {
-			if(!m_pluginManager->handleMessage(message))
-				message->completed();
+		}
+	}
+}
+
+void MainWindow::handleMessages()
+{
+	Message* message;
+
+	while ((message = m_messageQueue->accept()) != 0)
+	{
+		qDebug("Message: %s", message->getIdentifier());
+
+		std::cerr << "MainWindow::handleMessages: " << message->getIdentifier() << std::endl;
+
+		if (!m_pluginManager->handleMessage(message)) {
+			message->completed();
 		}
 	}
 }
@@ -458,12 +480,6 @@ void MainWindow::on_presetUpdate_clicked()
 	}
 }
 
-void MainWindow::on_presetLastLoad_clicked()
-{
-	m_settings.load();
-	applySettings();
-}
-
 void MainWindow::on_presetLoad_clicked()
 {
 	QTreeWidgetItem* item = ui->presetTree->currentItem();

sdrbase/plugin/pluginmanager.cpp

@@ -35,8 +35,9 @@ void PluginManager::loadPlugins()
 
 	qSort(m_plugins);
 
-	for(Plugins::const_iterator it = m_plugins.begin(); it != m_plugins.end(); ++it)
+	for(Plugins::const_iterator it = m_plugins.begin(); it != m_plugins.end(); ++it) {
 		it->plugin->initPlugin(&m_pluginAPI);
+	}
 
 	updateSampleSourceDevices();
 }
@@ -289,20 +290,27 @@ int PluginManager::selectSampleSource(const QString& source)
 void PluginManager::loadPlugins(const QDir& dir)
 {
 	QDir pluginsDir(dir);
-	foreach(QString fileName, pluginsDir.entryList(QDir::Files)) {
+
+	foreach (QString fileName, pluginsDir.entryList(QDir::Files))
+	{
 		QPluginLoader* loader = new QPluginLoader(pluginsDir.absoluteFilePath(fileName));
 		PluginInterface* plugin = qobject_cast<PluginInterface*>(loader->instance());
-		if(loader->isLoaded())
+
+		if (loader->isLoaded()) {
 			qWarning("loaded plugin %s", qPrintable(fileName));
-		if(plugin != NULL) {
+		}
+
+		if (plugin != NULL) {
 			m_plugins.append(Plugin(fileName, loader, plugin));
 		} else {
 			loader->unload();
 			delete loader;
 		}
 	}
-	foreach(QString dirName, pluginsDir.entryList(QDir::Dirs | QDir::NoDotAndDotDot))
+
+	foreach (QString dirName, pluginsDir.entryList(QDir::Dirs | QDir::NoDotAndDotDot)) {
 		loadPlugins(pluginsDir.absoluteFilePath(dirName));
+	}
 }
 
 void PluginManager::renameChannelInstances()