How to move a 3DAR POI to a new location.

gistfile1.m

//
// This functionality will be added to the 3DAR library in the future.
//
- (SM3DARPointOfInterest *) movePOI:(SM3DARPointOfInterest *)poi toLatitude:(CLLocationDegrees)latitude longitude:(CLLocationDegrees)longitude altitude:(CLLocationDistance)altitude
{    
    
    CLLocation *newLocation = [[CLLocation alloc] initWithLatitude:latitude longitude:longitude];
    
    SM3DARPointOfInterest *newPOI = [[SM3DARPointOfInterest alloc] initWithLocation:newLocation 
                                                                              title:poi.title 
                                                                           subtitle:poi.subtitle 
                                                                                url:poi.dataURL 
                                                                         properties:poi.properties];
    
    newPOI.view = poi.view;
    newPOI.delegate = poi.delegate;
    newPOI.annotationViewClass = poi.annotationViewClass;
    newPOI.canReceiveFocus = poi.canReceiveFocus;
    newPOI.hasFocus = poi.hasFocus;
    newPOI.identifier = poi.identifier;
    newPOI.gearPosition = poi.gearPosition;
    

    id oldAnnotation = [mapView annotationForPoint:poi];
    
    if (oldAnnotation)
    {
        [mapView removeAnnotation:oldAnnotation];
        [mapView addAnnotation:newPOI];
    }
    else
    {
        [mapView.sm3dar removePointOfInterest:poi];
        [mapView.sm3dar addPointOfInterest:newPOI];
    }
    
    [newLocation release];
    [newPOI release];
    
    return newPOI;
}