iOS rounded UITextField with shadow

Question

I would like to add a shadow effect to my UITextField currently what I\'m achieving is this:
As you can see the shadow is not rounded in the corners. My code:

Answer 1

try this, code is in objective C, but same for swift

self.textField.layer.shadowColor = [[UIColor blackColor] CGColor];
    self.textField.layer.shadowOffset = CGSizeMake(0.0, 1.0);
    self.textField.layer.shadowOpacity = 1;
    self.textField.layer.shadowRadius = 0.0;