[ncl-talk] Plotting unstructured mesh

[Mary Haley]

Do you still have smoothing turned on? If so, trying commenting this out.

You might also try CellFill.

--Mary


On Thu, Dec 11, 2014 at 6:21 AM, Mathieu Dutour <mathieu.dutour at gmail.com>
wrote:

> Dear Mary,
>
> thank you very much! Yes with "RasterFill" it works correctly.
> I used version 6.2.1.
>
> However the speed is still not absolutely excellent at 2.8s for a
> plot. Is there a list of standard practice to make plots faster?
>
>   Mathieu
>
> On Thu, Dec 11, 2014 at 7:13 AM, Mary Haley <haley at ucar.edu> wrote:
>
>> Mathieu,
>>
>> What version of NCL are you running?
>>
>> ncl -V
>>
>> I was able to run your script just fine, but I changed cnFillMode from
>> "AreaFill" to "RasterFill". See attached png.
>>
>> --Mary
>>
>>
>> On Mon, Dec 8, 2014 at 8:17 AM, Mathieu Dutour <mathieu.dutour at gmail.com>
>> wrote:
>>
>>> Dear ncl users,
>>>
>>> I have some errors for some contour plots on unstructured
>>> grids (the script is in attachment and the relevant netcdf file
>>> is available from
>>> http://mathieudutour.altervista.org/Sending/test.nc   )
>>>
>>> Below is exact error:
>>> fatal:ContourPlotPreDraw: ARSCAM/ARPRAM - ALGORITHM FAILURE
>>> fatal:ContourPlotDraw: draw error
>>> fatal:PlotManagerPreDraw: error in plot pre-draw
>>> fatal:_NhlPlotManagerDraw: PreDraw error
>>>
>>> I believe that the data is too irregular for the algorithm to plot it.
>>> But is there any way to alleviate this problem?
>>>
>>> Secondly, the plots sometime takes extremely long time to be done.
>>> The mesh has only 110804 nodes which is nowhere near big. What
>>> would be possible to avoid that problem?
>>>
>>>   Mathieu
>>>
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>>>
>>
>
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