Hello Jordi Torres,

Thank you very much for the help.

I added OSG macros and got loaded models. 

But when I say "viewer->frame" i am getting only blew screen. I am not able to 
see model.

Here is my code

Code:


  if(mload)
  {
      
        LOG("Init");   
  int x=0;
  int y=0;

  int width=screenWidth;
  int height=screenHeight;
 
  _viewer = new osgViewer::Viewer();
    _viewer->setUpViewerAsEmbeddedInWindow(x, y, width, height);
     _root = new osg::Group();

    _viewer->realize();
    _state = _root->getOrCreateStateSet();
    _state->setMode(GL_LIGHTING, osg::StateAttribute::ON);
    _state->setMode(GL_DEPTH_TEST, osg::StateAttribute::ON);
    _state->setMode(GL_CULL_FACE, osg::StateAttribute::ON);

    //_viewer->setSceneData(_root.get());

    //_viewer->addEventHandler(new osgViewer::StatsHandler);
   // _viewer->addEventHandler(new 
osgGA::StateSetManipulator(_viewer->getCamera()->getOrCreateStateSet()));
    //_viewer->addEventHandler(new osgViewer::ThreadingHandler);
   // _viewer->addEventHandler(new osgViewer::LODScaleHandler);
_viewer->getViewerStats()->collectStats("scene", true);

trans=new osg::MatrixTransform();
    
    
    LOG("Load Model");
  osg::ref_ptr<osg::Node> loadedModel = 
osgDB::readNodeFile("/mnt/sdcard/OSG/lz.osg");
  if (loadedModel == 0) {
            LOG("Model not loaded");
        } else {
            LOG("Model loaded");
            

            loadedModel->setName("/mnt/sdcard/OSG/lz.osg");
           // _root->addChild(loadedModel);
            trans->addChild(loadedModel.get());
        }
        
  _root->addChild(trans.get());

        _viewer->setSceneData(NULL);
    _viewer->setSceneData(_root.get());
     _viewer->home();

    _viewer->getDatabasePager()->clear();
    _viewer->getDatabasePager()->registerPagedLODs(_root.get());
    _viewer->getDatabasePager()->setUpThreads(3, 1);
    _viewer->getDatabasePager()->setTargetMaximumNumberOfPageLOD(2);
    _viewer->getDatabasePager()->setUnrefImageDataAfterApplyPolicy(true, true);
    mload=false;
  }

 modelViewMatrix =  Tool::convertPose2GLMatrix(trackable->getPose());//Pose 
Matrix

        osg::Matrix mat;

                
mat.set(modelViewMatrix.data[0],modelViewMatrix.data[1],modelViewMatrix.data[2],modelViewMatrix.data[3],
                        
modelViewMatrix.data[4],modelViewMatrix.data[5],modelViewMatrix.data[6],modelViewMatrix.data[7],
                        
modelViewMatrix.data[8],modelViewMatrix.data[9],modelViewMatrix.data[10],modelViewMatrix.data[11],
                        
modelViewMatrix.data[12],modelViewMatrix.data[13],modelViewMatrix.data[14],modelViewMatrix.data[15]);


                trans->setMatrix(mat);
                trans->preMult(osg::Matrix::scale(osg::Vec3(3,3,3)));//With out 
this also no model
            
             _viewer->frame();



Can you please help me why the model is not displayed.

I am doing it for AR application. 
When I run application I got only blue screen. How can I show the camera image 
as background instead of blue screen?





... 

Thank you!

Cheers,
Koduri

------------------
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http://forum.openscenegraph.org/viewtopic.php?p=49661#49661




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