my wife is still shy

[help me]

hi i have been married for 18 years and my wife is still shy in the bed room i have done everything in front of i have masterbated in front of her well smelling her pantys played with my ass in front of her . i love her body all of it and she know it i love the taset of her she know that to she wont let me tung her ass . i cant get her to masterbated her self with the lite on in front of me and that just turns me on. i got her to start to fingher her self in front of the mirror once and she started to cry . i have ask her and why she is shy afher all this time and says i just am .all i want is for her to go crazy all over me or her self and not be embbrest about it .just not even think about it .and i know she would love it to . can you give me any pointers to get her over beeing shy thanks