Render the model in earth

ground/openpilotgcs/src/plugins/osgearthview/osgearthviewwidget.cpp

@@ -89,20 +89,111 @@ using namespace osgEarth::Annotation;
 
 OsgEarthviewWidget::OsgEarthviewWidget(QWidget *parent) : QWidget(parent)
 {
+    setAttribute(Qt::WA_PaintOnScreen, true);
+
+    osg::Group* root = new osg::Group;
+    osg::Node* earth = osgDB::readNodeFile("/Users/jcotton81/Documents/Programming/osgearth/tests/boston.earth");
+    osgEarth::MapNode * mapNode = osgEarth::MapNode::findMapNode( earth );
+    if (!mapNode)
+    {
+        qDebug() <<"Uhoh";
+    }
+
+    root->addChild(earth);
+
+    osg::Node* airplane = createAirplane();
+    osgEarth::Util::ObjectLocatorNode* uavPos = new osgEarth::Util::ObjectLocatorNode(mapNode->getMap());
+    uavPos->getLocator()->setPosition( osg::Vec3d(-71.0763, 42.34425, 150) );
+    uavPos->addChild(airplane);
+
+    root->addChild(uavPos);
+
+    osgUtil::Optimizer optimizer;
+    optimizer.optimize(root);
+
+    QWidget* popupWidget = createViewWidget( createCamera(0,0,600,600,"Earth",true), root);
+    popupWidget->show();
+    setLayout(new QVBoxLayout());
+    //layout()->addWidget(popupWidget);
+
+    connect( &_timer, SIGNAL(timeout()), this, SLOT(update()) );
+    _timer.start( 10 );
 }
 
 OsgEarthviewWidget::~OsgEarthviewWidget()
 {
 }
 
-void OsgEarthviewWidget::paint()
+QWidget* OsgEarthviewWidget::createViewWidget( osg::Camera* camera, osg::Node* scene )
 {
+    osgViewer::View* view = new osgViewer::View;
+    view->setCamera( camera );
+
+    addView( view );
+
+    view->setSceneData( scene );
+    view->addEventHandler( new osgViewer::StatsHandler );
+    view->getDatabasePager()->setDoPreCompile( true );
+
+    manip = new EarthManipulator();
+    view->setCameraManipulator( manip );
+
+    Grid* grid = new Grid();
+    grid->setControl(0,0,new LabelControl("OpenPilot"));
+    ControlCanvas::get(view, true)->addControl(grid);
+
+    // zoom to a good startup position
+    manip->setViewpoint( Viewpoint(-71.0763, 42.34425, 0, 24.261, -21.6, 1450.0), 5.0 );
+    //manip->setHomeViewpoint(Viewpoint("Boston", osg::Vec3d(-71.0763, 42.34425, 0), 24.261, -21.6, 3450.0));
+
+    osgQt::GraphicsWindowQt* gw = dynamic_cast<osgQt::GraphicsWindowQt*>( camera->getGraphicsContext() );
+    return gw ? gw->getGLWidget() : NULL;
 }
 
-void OsgEarthviewWidget::paintEvent(QPaintEvent *event)
+osg::Camera* OsgEarthviewWidget::createCamera( int x, int y, int w, int h, const std::string& name="", bool windowDecoration=false )
 {
+    osg::DisplaySettings* ds = osg::DisplaySettings::instance().get();
+    osg::ref_ptr<osg::GraphicsContext::Traits> traits = new osg::GraphicsContext::Traits;
+    traits->windowName = name;
+    traits->windowDecoration = windowDecoration;
+    traits->x = x;
+    traits->y = y;
+    traits->width = w;
+    traits->height = h;
+    traits->doubleBuffer = true;
+    traits->alpha = ds->getMinimumNumAlphaBits();
+    traits->stencil = ds->getMinimumNumStencilBits();
+    traits->sampleBuffers = ds->getMultiSamples();
+    traits->samples = ds->getNumMultiSamples();
+
+    osg::ref_ptr<osg::Camera> camera = new osg::Camera;
+    camera->setGraphicsContext( new osgQt::GraphicsWindowQt(traits.get()) );
+
+    camera->setClearColor( osg::Vec4(0.2, 0.2, 0.6, 1.0) );
+    camera->setViewport( new osg::Viewport(0, 0, traits->width, traits->height) );
+    camera->setProjectionMatrixAsPerspective(
+                30.0f, static_cast<double>(traits->width)/static_cast<double>(traits->height), 1.0f, 10000.0f );
+    return camera.release();
 }
 
+osg::Node* OsgEarthviewWidget::createAirplane()
+{
+    osg::Group* model = new osg::Group;
+    osg::Node *cessna = osgDB::readNodeFile("/Users/jcotton81/Documents/Programming/OpenPilot/artwork/3D Model/multi/joes_cnc/J14-QT_+.3DS");
+    if(cessna) {
+        osg::MatrixTransform* mt = new osg::MatrixTransform();
+        mt->setMatrix(osg::Matrixd::scale(0.2e0,0.2e0,0.2e0));
+        mt->addChild( cessna );
+
+        model->addChild(mt);
+    } else
+        qDebug() << "Bad model file";
+    return model;
+}
+
+void OsgEarthviewWidget::paintEvent( QPaintEvent* event )
+{ frame(); }
+
 void OsgEarthviewWidget::resizeEvent(QResizeEvent *event)
 {
 }

ground/openpilotgcs/src/plugins/osgearthview/osgearthviewwidget.h

@@ -31,6 +31,8 @@
 #include "uavobjectmanager.h"
 #include "uavobject.h"
 
+#include <QTimer>
+
 #include <osg/Notify>
 #include <osg/PositionAttitudeTransform>
 
@@ -85,17 +87,27 @@ class OsgEarthviewWidget : public QWidget, public osgViewer::CompositeViewer
 public:
     OsgEarthviewWidget(QWidget *parent = 0);
    ~OsgEarthviewWidget();
-    void paint();
 
 public slots:
 
-protected:
+protected: /* Protected methods */
    void paintEvent(QPaintEvent *event);
    void resizeEvent(QResizeEvent *event);
 
+   /* Create a osgQt::GraphicsWindowQt to add to the widget */
+   QWidget* createViewWidget( osg::Camera* camera, osg::Node* scene );
+
+   /* Create an osg::Camera which sets up the OSG view */
+   osg::Camera* createCamera( int x, int y, int w, int h, const std::string& name, bool windowDecoration );
+
+   /* Get the model to render */
+   osg::Node* createAirplane();
 private slots:
 
-private:
+private: /* Private methods */
 
+private: /* Private variables */
+    QTimer _timer;
+    EarthManipulator* manip;
 };
 #endif /* OSGEARTHVIEWWIDGET_H_ */