Re: How to call SCAT2GRIDGAUSS_XY

[Jonathan Callahan <callahan@xxxxxxxxxxxxx>]

Martin,

Try this call to scat2gridgauss_xy:

 let out = SCAT2GRIDGAUSS_XY(lons, lats, var, x[gx=xax], y[gy=yax], 2,
2, 2, 2)


The demonstration page for these functions is here:

http://ferret.wrc.noaa.gov/Ferret/Demos/objective_analysis_demo/objective_analysis_demo.html


-- Jonathan Callahan


Martin Schmidt wrote:
> 
> Dear Ferret users,
> 
> I am trying to use external function SCAT2GRIDGAUSS_XY. Following the
> manual I define two axis, e.g.
> 
> define axis/x=-10:18:1 xax
> define axis/y=-30:10:1 yax
> 
> and read my data
> set data/EZ/variables="-,-,times,lats,lons,var" myfile.dta
> 
> With list I can show, that the data are correct, the axis can be
> checked with show axis.
> 
> Now following the manual I try
> 
> let out = SCAT2GRIDGAUSS_XY(lons, lats, var, xax, yax, 2, 2, 2, 2)
> 
> list out
> 
> stops with the error
> **ERROR: variable unknown or not in data set: YAX
> 
> I think, I am using the wrong syntax, but I cannot find examples
> neither in the manual nor in the FAQ's.
> Introducing variables xax and yax (not axis) does not work too.
> 
> An example which works would be of great help.
> 
> Many thanks in advance,
> Martin