OSGViewWidget::OSGViewWidget( osgViewer::ViewerBase::ThreadingModel threadingModel) : QWidget()
{
setThreadingModel(threadingModel);
view = new osgViewer::View;
// disable the default setting of viewer.done() by pressing Escape.
setKeyEventSetsDone(0);
connect( &_timer, SIGNAL(timeout()), this, SLOT(update()) );
_timer.start( 10 );
}
bool SDLViewer::setUpWindow(const char *caption, const ScreenSettings & screenSettings)
{
setKeyEventSetsDone(0);
if ( !setUpViewerAsSDLGraphicsWindow(caption, screenSettings) ) return false;
//if ( !setUpViewerAsOSGGraphicsWindow(caption, screenSettings) ) return false;
m_eventHandler = new SDLEventHandler();
addEventHandler( m_eventHandler ); // Our base class has the responsibility to destroy m_eventHandler
getCamera()->setClearMask(0);
return true;
}
GraphModelViewer::GraphModelViewer(osgViewer::ViewerBase::ThreadingModel threadingModel, QWidget *parent, bool autoUpdate) : QWidget(parent)
{
setThreadingModel(threadingModel);
// disable the default setting of viewer.done() by pressing Escape.
setKeyEventSetsDone(0);
group = new osg::Group();
QWidget* widget1 = addViewWidget( createGraphicsWindow(0,0,100,100), group );
QGridLayout* grid = new QGridLayout;
grid->addWidget(widget1, 0, 0 );
setLayout(grid);
connect(&timer, SIGNAL(timeout()), this, SLOT(update()));
if (autoUpdate)
connect(&timer, SIGNAL(timeout()), this, SLOT(animateStep()));
timer.start(10);
}
CompositeViewer::CompositeViewer()
: mSimulationTime(0.0)
{
#if QT_VERSION >= 0x050000
// Qt5 is currently crashing and reporting "Cannot make QOpenGLContext current in a different thread" when the viewer is run multi-threaded, this is regression from Qt4
osgViewer::ViewerBase::ThreadingModel threadingModel = osgViewer::ViewerBase::SingleThreaded;
#else
osgViewer::ViewerBase::ThreadingModel threadingModel = osgViewer::ViewerBase::CullDrawThreadPerContext;
#endif
setThreadingModel(threadingModel);
// disable the default setting of viewer.done() by pressing Escape.
setKeyEventSetsDone(0);
// Only render when the camera position changed, or content flagged dirty
//setRunFrameScheme(osgViewer::ViewerBase::ON_DEMAND);
setRunFrameScheme(osgViewer::ViewerBase::CONTINUOUS);
connect( &mTimer, SIGNAL(timeout()), this, SLOT(update()) );
mTimer.start( 10 );
}
ViewerWidget(QWidget* parent = 0,Qt::WindowFlags f = 0,osgViewer::ViewerBase::ThreadingModel threadingModel=osgViewer::CompositeViewer::SingleThreaded): QWidget(parent,f)
{
setThreadingModel(threadingModel);
// disable the default setting of viewer.done() by pressing Escape.
setKeyEventSetsDone(0);
osg::ref_ptr<osg::Node> line = createLine(osg::Vec3(-2,0,2),osg::Vec3(2,0,2));
osgSim::OverlayNode* overlayNode = new osgSim::OverlayNode(
osgSim::OverlayNode::OBJECT_DEPENDENT_WITH_ORTHOGRAPHIC_OVERLAY);
overlayNode->setContinuousUpdate(true);
overlayNode->setOverlaySubgraph(line);
overlayNode->setOverlayBaseHeight(0.99);
osg::ref_ptr<osg::Node> cube = osgDB::readNodeFile("cube.osgb");
overlayNode->addChild(cube);
osg::ref_ptr<osg::Group> root = new osg::Group;
root->addChild(overlayNode);
root->addChild(line);
QWidget* widget1 = addViewWidget( createGraphicsWindow(0,0,100,100), osgDB::readRefNodeFile("cow.osgt") );
// QWidget* widget1 = addViewWidget(createGraphicsWindow(0,0,100,100),root);
QWidget* widget2 = addViewWidget(createGraphicsWindow(0,0,100,100),osgDB::readRefNodeFile("glider.osgt"));
QWidget* widget3 = addViewWidget(createGraphicsWindow(0,0,100,100),osgDB::readRefNodeFile("axes.osgt"));
QWidget* widget4 = addViewWidget(createGraphicsWindow(0,0,100,100),osgDB::readRefNodeFile("fountain.osgt"));
QWidget* popupWidget = addViewWidget(createGraphicsWindow(900,100,320,240,"Popup window",true),osgDB::readRefNodeFile("dumptruck.osgt"));
popupWidget->show();
QGridLayout* grid = new QGridLayout;
grid->addWidget(widget1,0,0);
grid->addWidget(widget2,0,1);
grid->addWidget(widget3,1,0);
grid->addWidget(widget4,1,1);
setLayout(grid);
connect(&_timer,SIGNAL(timeout()),this,SLOT(update()));
_timer.start(10);
}