Question for people who have children with an ex bf

Do you think you’ll always have love for or care about the person you had a child with not married even if you despise them they ruined your life tried to keep your child away from you tried to ruin your marriage, slandered you and abused you… and you’re married now to someone who changed your whole life around ?? And you love your now spouse like you never loved anyone but you still share a child with that ex …Can you explain what that love or care is like if you do ?? Do you think about that person in a good way or is

It more you just don’t wish bad upon them??