I don't have any 2x4s for you either. You said what you needed to say and now you continue to move forward. There's no need to continue to remind him about being a good dad. No one knows how is journey will affect everyone, but we can hope and pray that it will not be too destructive along the way. The relationship he has w/his children will be between them and you can't protect your h. Whatever happens, he will need to own his actions and understand that there will be consequences for such actions.
Georgiabelle's posting is spot on and says it all.
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.