[gradsusr] Plotting shaded fields on top of each other using transparent colors

[Jeff Duda]

Sending this again in case anyone missed it. I'm really at a loss for
solutions here. Please help.

Thanks.

Jeff Duda

On Fri, Jun 26, 2015 at 2:35 PM, Jeff Duda <jeffduda319 at gmail.com> wrote:

> I am using version 2.1.a3. I wish to plot two color filled fields on the
> same map, except I want to use transparent colors for the second field I
> plot (overlaying the first) so that the first field will remain visible
> under the transparent colors in the second field. Here is the code I'm
> using:
>
>   'run temprgb 5 110 0'
>   'd 1.8*tmp2m-459.67'
>   'run xcbar 10 10.15 2 6.5 -line on'
>   'set gxout contour'
>   'set cthick 12'
>   'set ccolor 1'
>   'set clab masked'
>   'set cint 2'
>   'set clopts -1 6 0.08'
>   'd msletmsl/100'
>   'set clevs -1e-4 -5e-5 -1e-5 0 1e-5 5e-5 1e-4'
>   'set ccolor 100'
>   'set cthick 3'
>   'd
> smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(hdivg(ugrd10m,vgrd10m))))))))))))))'
>   'set gxout shade2'
>   'set clevs -1e-4 -5e-5'
>   'set rgb 110 100 100 255 -100'
>   'set rgb 111 0 25 225 -100'
>   'set ccolor 110 111 0'
>   'd
> smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(smth9(hdivg(ugrd10m,vgrd10m))))))))))))))'
>
> I have tried using gxout shaded, shade2, and shade2b, as well as using
> both positive and negative alpha values when defining colors 110 and 111,
> but the plot is always the same - the second field is plotted on top of the
> first fully opaque and covers it up. Also, for some reason, it thinks the
> color #0 is orange, which my background is set to white.
>
> What am I missing here?
>
> Jeff Duda
> --
> Jeff Duda
> Graduate research assistant
> University of Oklahoma School of Meteorology
> Center for Analysis and Prediction of Storms
>



-- 
Jeff Duda
Graduate research assistant
University of Oklahoma School of Meteorology
Center for Analysis and Prediction of Storms
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