[ncl-talk] help needed with cnFillPalette

[Rashed Mahmood]

Hi Laura,
How does your list of resources look like?
A similar question has been answered by Mary long time ago:
http://mailman.ucar.edu/pipermail/ncl-talk/2017-May/008895.html

Cheers,
Rashed

On Thu, Apr 11, 2019 at 8:34 PM Laura Fowler <laura at ucar.edu> wrote:

> Hello:
>
> I submitted a similar e-mail to ncl-talk a few weeks back but did not see
> any reply. Since I have not yet been able to figure it out, I decided to
> send this new e-mail regarding the use of cnFillPalette.
>
> I am trying to draw a panel plot with two sets of color bars, as is done
> in a few examples regarding panel plots. Here is my personal color bar that
> I would like to use:
>
> *cheyenne4* laura/colormaps> more myRadar2.rgb
>
> ncolors = 13
>
> #  r    g    b
>
> # 181  202  255   # super light blue
>
>   223  255  249   # super light blue
>
>     0  157  255   # light.blue
>
>     0  255  255   # cyan
>
>     8  175   20   # dark.green
>
>     0  255    0   # green
>
>   255  214    0   # yellow
>
>   255  152    0   # light.orange
>
>   255    0    0   # red
>
>   165   42   42   # dark read
>
>   240   80  240   # pink
>
>   121   51  160   # light.violet
>
>   195  163  212   # violet
>
>   255  255  255   # white
>
> When I use res at cnFillPalette = "MyRadar2" instead of gsn_define_colormap,
> I get the following warnings:
>
> warning:ContourPlotSetValues: color index (23) exceeds size of palette,
> defaulting to foreground color for entry (1)
>
> warning:ContourPlotSetValues: color index (44) exceeds size of palette,
> defaulting to foreground color for entry (2)
>
> .
>
> .
>
> .
>
> warning:ContourPlotSetValues: color index (234) exceeds size of palette,
> defaulting to foreground color for entry (11)
>
> warning:ContourPlotSetValues: color index (255) exceeds size of palette,
> defaulting to foreground color for entry (12)
>
>
>
> which does not make sense to me. I tried to use an ncl pre-defined
> colormap ("precip_diff_12lev") but the same type of warning occurred.
>
>
> Can somebody help me figure this one out. I do not see what is different
> from the examples shown for Panel Plots. Help really appreciated.
>
>
> Thanks again,
>
> Laura
>
>
>
>
> --
>
> !-------------------------------------------------------------------------------------------------------------
> Laura D. Fowler
>
> Mesoscale and Microscale Meteorology Division (MMM)
> National Center for Atmospheric Research
> P.O. Box 3000, Boulder CO 80307-3000
>
> e-mail: laura at ucar.edu
> phone: 303-497-1628
>
>
> !-------------------------------------------------------------------------------------------------------------
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