From Don Liech, Qt/OSG integration example

2009-06-19 11:31:15 +00:00
parent d0916e63c6
commit 9d792c279b
15 changed files with 1377 additions and 1 deletions
--- a/examples/osgviewerQtWidget/main.cpp
+++ b/examples/osgviewerQtWidget/main.cpp
@@ -0,0 +1,118 @@
+// Demo for a 4-way split window with a different scene graph in
+// each of the 4 views.  Also, an optional 5th view in it's own window.
+// Qt 4.4.3 was used for this example.
+//
+#include <iostream>
+#include <string>
+#include <QtGui/QApplication>
+#include <QtCore/QDebug>
+
+#include <osgDB/ReadFile>
+#include <osg/ArgumentParser>
+
+#include "testMainWin.h"
+#include "testOutboardWin.h"
+
+#include <QtCore/QPointer>
+
+#ifdef __APPLE__
+#define DO_OUTBOARD_WINDOW 0  // won't go on Mac
+#else
+#define DO_OUTBOARD_WINDOW 1
+#endif
+
+using namespace std;
+
+
+int main( int argc, char **argv )
+
+{
+    QApplication app( argc, argv );
+
+    // load some standard files
+    osg::ref_ptr<osg::Node> Cow = osgDB::readNodeFile("cow.osg");
+    if (!Cow)
+    {
+        qDebug() << "No cow loaded.";
+        return 1;
+    }
+    
+    osg::ref_ptr<osg::Node> Truck = osgDB::readNodeFile("dumptruck.osg");
+    if (!Truck)
+    {
+        qDebug() << "No truck loaded.";
+        return 1;
+    }
+
+    osg::ref_ptr<osg::Node> Spaceship = osgDB::readNodeFile("spaceship.osg");
+    if (!Spaceship)
+    {
+        qDebug() << "No spaceship loaded.";
+        return 1;
+    }
+
+    osg::ref_ptr<osg::Node> Cessna = osgDB::readNodeFile("cessna.osg");
+    if (!Cessna)
+    {
+        qDebug() << "No cessna loaded.";
+        return 1;
+    }
+
+    osg::ref_ptr<osg::Node> Fountain = osgDB::readNodeFile("fountain.osg");
+    if (!Fountain)
+    {
+        qDebug() << "No fountain loaded.";
+        return 1;
+    }
+
+    ///////////////////////////////////////////////////////////////////////////
+    app.connect( &app, SIGNAL(lastWindowClosed()), &app, SLOT(quit()) );
+
+    osg::ArgumentParser arguments(&argc, argv);
+
+    QPointer<testMainWin> myMainWindow = new testMainWin;
+
+#if DO_OUTBOARD_WINDOW
+    QPointer<testOutboardWin> mySecondaryWindow = new testOutboardWin;
+#endif
+
+    // The .ui file uses the "Promoted" widget, CompositeViewerQOSG
+    osg::ref_ptr<CompositeViewerQOSG> compositeViewer = myMainWindow->ui.osgGraphicsArea;
+
+    osg::ref_ptr<ViewQOSG> view1 = new ViewQOSG( myMainWindow->ui.graphicsView1 );
+    view1->setObjectName("ViewQOSG 1");
+    osg::ref_ptr<ViewQOSG> view2 = new ViewQOSG( myMainWindow->ui.graphicsView2 );
+    view2->setObjectName("ViewQOSG 2");
+    osg::ref_ptr<ViewQOSG> view3 = new ViewQOSG( myMainWindow->ui.graphicsView3 );
+    view3->setObjectName("ViewQOSG 3");
+    osg::ref_ptr<ViewQOSG> view4 = new ViewQOSG( myMainWindow->ui.graphicsView4 );
+    view4->setObjectName("ViewQOSG 4");
+
+    view1->setData( Cow );
+    view2->setData( Truck );
+    view3->setData( Spaceship );
+    view4->setData( Cessna );
+
+    compositeViewer->addView( view1.get() );
+    compositeViewer->addView( view2.get() );
+    compositeViewer->addView( view3.get() );
+    compositeViewer->addView( view4.get() );
+
+    myMainWindow->show();
+
+#if DO_OUTBOARD_WINDOW
+    QWidget *outboardGfx = mySecondaryWindow->getDrawingAreaWidget();
+    osg::ref_ptr<ViewQOSG> outboardView = static_cast<ViewQOSG*>( outboardGfx );
+    outboardView->setObjectName("ViewQOSG Outboard");
+    outboardView->setData( Fountain );
+
+    // Note that outboardView, in a completely different window, is going to be
+    // managed by the compositeViewer in the QMainWindow.
+    compositeViewer->addView( outboardView.get() );
+
+    mySecondaryWindow->show();
+#endif
+
+    return app.exec();
+
+}