Hello,
Seems I can't get proper displacement with RPR.
This what I'm trying to achieve . This done in V-ray for Maya
![vray_disp.jpg vray_disp.jpg](/t5/image/serverpage/image-id/28674iDEAC1C7018EA1132/image-size/large?v=v2&px=999)
and this what I got in RPR
![rpr_disp.jpg rpr_disp.jpg](/t5/image/serverpage/image-id/28675iB07768F9BA081FC4/image-size/large?v=v2&px=999)
with maximum subdivisions what RPR settings letting me set "8"
the only way to get better result is to heavily subdivide geometry.
![Screenshot_1.jpg Screenshot_1.jpg](/t5/image/serverpage/image-id/28676iE799C997168C64FA/image-size/large?v=v2&px=999)
still not perfect but something, render time also increased dramatically.
Increasing displacement subdivisions not make any difference but only increasing render time.