extern int otb_6s_iapibrdf_(
  otb_6s_integer *pild,
  otb_6s_doublereal *pxlt,
  otb_6s_doublereal *prl,
  otb_6s_doublereal *ptl,
  otb_6s_doublereal *prs,
  otb_6s_integer *pihs,
  otb_6s_doublereal *pc,
  otb_6s_integer *mu,
  otb_6s_integer *np,
  otb_6s_doublereal *rm,
  otb_6s_doublereal *rp,
  otb_6s_doublereal *brdfint
  );
