extern int otb_6s_oceabrdffast_(
  otb_6s_doublereal *pws,
  otb_6s_doublereal *paw,
  otb_6s_doublereal *xsal,
  otb_6s_doublereal *pcl,
  otb_6s_doublereal *pwl,
  otb_6s_integer *mu,
  otb_6s_integer *np,
  otb_6s_doublereal *rm,
  otb_6s_doublereal *rp,
  otb_6s_doublereal *brdfint
  );
