bool GameOver::init(){
if(!Layer::init()){
return false;
}
//create background
createBG();
return true;
}
int main(int argc, char**argv) {
osg::ref_ptr<osg::Group> root = new osg::Group;
root->addDescription("root node");
// set up the texture state.
std::string filename = "luminance.png";
osg::Image* image = osgDB::readImageFile(filename);
if (!image) {
throw std::ios_base::failure("Could not open image file");
}
osg::Camera* bgcam = createBG( image->s(), image->t() );
root->addChild( bgcam );
{
osg::Texture2D* texture = new osg::Texture2D(image);
osg::Geode* geode = new osg::Geode;
geode->addDescription("background texture geode");
{
osg::Vec3 pos = osg::Vec3(0.0f,0.0f,0.0f);
osg::Vec3 width(image->s(),0.0f,0.0);
osg::Vec3 height(0.0,image->t(),0.0);
osg::Geometry* geometry = osg::createTexturedQuadGeometry(pos,width,height);
geode->addDrawable(geometry);
osg::StateSet* stateset = geode->getOrCreateStateSet();
stateset->setTextureAttributeAndModes(0,texture,osg::StateAttribute::ON);
stateset->setMode(GL_BLEND,osg::StateAttribute::ON);
stateset->setRenderingHint(osg::StateSet::TRANSPARENT_BIN);
}
bgcam->addChild(geode);
}
DisplaySurfaceGeometry* geometry_parameters = new DisplaySurfaceGeometry( "geom.json" );
CameraModel* cam1_params = make_real_camera_parameters();
{
osg::ref_ptr<osg::Geometry> cyl = geometry_parameters->make_geom();
osg::Geode* geode = new osg::Geode;
geode->addDrawable(cyl);
root->addChild(geode);
}
osgViewer::Viewer* _viewer = new osgViewer::Viewer;
_viewer->setSceneData(root.get());
// construct the viewer.
_viewer->setUpViewInWindow( 32, 32, image->s(), image->t());
_viewer->realize();
float znear=0.1f;
float zfar=10.0f;
_viewer->getCamera()->setProjectionMatrix(cam1_params->projection(znear,zfar));
_viewer->getCamera()->setReferenceFrame(osg::Transform::ABSOLUTE_RF);
osg::Matrixd viewin = cam1_params->view();
_viewer->getCamera()->setViewMatrix(viewin);
_viewer->getCamera()->setClearMask( GL_DEPTH_BUFFER_BIT);
osg::Matrixd proj, view;
osg::Vec3 dir,m;
_viewer->getCamera()->setComputeNearFarMode(osg::CullSettings::DO_NOT_COMPUTE_NEAR_FAR);
while (!_viewer->done()) {
_viewer->frame();
}
return 0;
}
