When it comes to filming sensual scenes for TV and movies, it seems like actors have a lot of tricks up their sleeves to ensure they maintain control over what is shown. Many actresses have clauses in their contracts that ensure their bodies cannot be depicted in certain ways. Ginnifer Goodwin is one of them.
When Goodwin was on Big Love, she filmed several sex scenes with Bill Paxton. She was also filmed in different stages of undress, though there a few assets she was not willing to have filmed.