bool SingleViewer::update( const App& app, ConfigFile& config )
{
if( ! Viewer::update( app, config ) ) return false;
if( getNumCameras() == 0 )
{
addCamera().setPose( 0, 0 ); // Camera at Display origin
}
assert( getNumCameras() == 1 );
setViewportToFullWindow( getCamera(0) );
return true;
}
shared_ptr<Camera> Scene::getActiveCamera() {
// TODO: support muliple cameras in a scene
if (mActiveCamera == -1) {
if (getNumCameras() > 0) mActiveCamera = 0;
}
if (mActiveCamera == -1) {
shared_ptr<Camera> camera(new Camera("default_camera"));
camera->setPostion(DEFAULT_CAMERA_POS);
camera->setLookAt(DEFAULT_CAMERA_CENTER);
camera->setUp(DEFAULT_CAMERA_UP);
mCameras.push_back(camera);
mActiveCamera = 0;
}
return mCameras[mActiveCamera];
}
