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HIDWV

       SUBROUTINE  HIDWV (FU, MP,MT, NP,NT, Z, T, PR2, PL2)
 C$    (Waterlevel View)
 C$    Produce a perspective drawing  of a single valued  function
 C$    defined over a spherical surface, so as to exhibit the arcs
 C$    of latitude and longitude.  The arguments are:
 C$
 C$    (MP,MT)........Actual declared dimensions of FU(*,*)
 C$    FU(NP,NT)......Array of function values
 C$    NP.............Number (=2*N+1) of points on one latitude
 C$    NT.............Number of points on one longitude
 C$    Z..............Water level
 C$    T(3,3).........Orthogonal rotation matrix
 C$    PR2............2-D projection subroutine, usually VISSP
 C$    PL2............2-D pen movement subroutine, usually PLTPO
 C$
 C$    (04-FEB-82)