Fade transition for iOS

Fade Transition

//Navigate to the controller
- (IBAction)myButtonPressed:(id)sender {

    MyVC *myVC = [[MyVC alloc] initWithNibName:@"MyVC" bundle:nil];
    
    
    CATransition* transition = [CATransition animation];
    transition.duration = 0.5;
    transition.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
    transition.type = kCATransitionFade; 
    [self.navigationController.view.layer addAnimation:transition forKey:nil];
    [self.navigationController pushViewController:myVC animated:NO];
}

//Dismiss the controller
- (IBAction)backButtonPressed:(id)sender
{
    CATransition* transition = [CATransition animation];
    transition.duration = 0.5;
    transition.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
    transition.type = kCATransitionFade; 
    [self.navigationController.view.layer addAnimation:transition forKey:nil];
    [self.navigationController popViewControllerAnimated:NO];
}