[gradsusr] Plot single grid value at specific lat/lon? - Updated

[L.B.]

You will need to add a format line in your code such as this:

 'd temp'
 value = subwrd(result,4)
 print_value = math_format("%2.0f",value)


*-------*

*William (L.B.) LaForce*Meteorologist
www.tornadoinsanity.com

On Sun, Jan 3, 2016 at 3:16 AM, Christopher Gilroy <chris.gilroy at gmail.com>
wrote:

> Is there anyway to plot a specific value from a lat/lon?
>
> set lat 41
> set lon -75
> d tmp2m
>
> Returns a value if done at the command-line but doesn't seem to do
> anything when done with:
>
> 'set gxout grid'
> 'set lat 41'
> 'set lon -75'
> 'd tmp2m'
>
>
>
>
>
> UPDATE: While I wish there was a way to do it with the above, I got it
> with doing this:
>
> 'd (actualcmc - lterpclim)'
> *'set gxout grid'
> lonk=-75.7233
> latk=41.3383
> 'set lat 'latk
> 'set lon 'lonk
> 'd (actualcmc - lterpclim)'
> say result
> tempkavp = subwrd(result,4)
> tempavp = substr(tempkavp,1,4)
> 'q w2xy 'lonk' 'latk
> say result
> wx=subwrd(result,3);wy=subwrd(result,6)
> 'set font 15'
> 'set string 1 tl 0 0'
> 'set strsiz 0.08'
> 'draw string 'wx' 'wy' 'tempavp
>
> Now, I know some of that isn't needed but what I'm curious of now... how
> can I get the tempavp to always be 1 digit after the decimal? So for
> example -0.1 or 1.2? The above code does -0.1 and 1.25 which makes sense of
> course but if this is the way it needs to be done (instead of using
> gxoutgrid and being able to use dignum) I have no idea how I can do it...
>
> _______________________________________________
> gradsusr mailing list
> gradsusr at gradsusr.org
> http://gradsusr.org/mailman/listinfo/gradsusr
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://gradsusr.org/pipermail/gradsusr/attachments/20160103/16e8b341/attachment.html