source: trunk/geant4/visualization/OpenGL/src/G4OpenGLImmediateQt.cc @ 538

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// $Id: G4OpenGLImmediateQt.cc,v 1.11 2007/06/24 12:07:19 $
// GEANT4 tag $Name: geant4-08-02-patch-01 $
//
//
// OpenGLImmediateQt graphics system factory.

#ifdef G4VIS_BUILD_OPENGLQT_DRIVER

#include "G4VisFeaturesOfOpenGL.hh"
#include "G4VSceneHandler.hh"
#include "G4OpenGLSceneHandler.hh"
#include "G4OpenGLViewer.hh"
#include "G4OpenGLImmediateQt.hh"
#include "G4OpenGLImmediateQtViewer.hh"
#include "G4OpenGLViewerMessenger.hh"

G4OpenGLImmediateQt::G4OpenGLImmediateQt ():
        G4VGraphicsSystem ("OpenGLImmediateQt",
                           "OGLIQT",
                           G4VisFeaturesOfOpenGLIQt (),
                   G4VGraphicsSystem::threeD) {
    G4OpenGLViewerMessenger::GetInstance();
}

G4VSceneHandler* G4OpenGLImmediateQt::CreateSceneHandler
(const G4String& name) {
    G4VSceneHandler* pScene = new G4OpenGLImmediateSceneHandler (*this, name);
    return    pScene;
}

G4VViewer* G4OpenGLImmediateQt::CreateViewer
(G4VSceneHandler& scene, const G4String& name) {
    G4VViewer* pView =
        new G4OpenGLImmediateQtViewer
        ((G4OpenGLImmediateSceneHandler&) scene, name);
    if (pView) {
        if (pView -> GetViewId () < 0) {
            G4cerr << "G4OpenGLImmediateQt::CreateViewer: error flagged by negative"
            " view id in G4OpenGLImmediateQtViewer creation."
            "\n Destroying view and returning null pointer."
            << G4endl;
            delete pView;
            pView = 0;
        }
    } else {
        G4cerr << "G4OpenGLImmediateQt::CreateViewer: null pointer on"
        " new G4OpenGLImmediateQtViewer." << G4endl;
    }
    return pView;
}

#endif