Outlined topography in Cross Sections

[Wesley Ebisuzaki]

Morgan Silverman wrote:
> Hello,
> I am plotting cross sections that show the surface topography in them. It's
> hard to see where the topography is in the blank area though. Does anyone
> know how I can create an outline of the topography in a cross section, so
> that when the entire area above is not shaded it, you can still see where
> the edge of the topography is? Thanks.
> -Morgan
>
Morgan,

ga-> set lev 1000 10
LEV set to 1000 10
ga-> set lat -30
LAT set to -30 -30
ga-> d tmp
Contouring: 200 to 300 interval 10
ga-> orog.gs

    The script uses the surface pressure, pressfc, which is assumed to
be in Pa.

        Wesley


------------------------- orog.gs ------------------------------------------
*
* maskout underground data for cross-sections
*
'define t1pm1=pressfc/100'
'set gxout grfill'
'set clevs  -1 1'
'set ccols  1 1'
'set ccols  0 0'
'd maskout(0,lev-t1pm1)'
'set gxout shaded'
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