[ncl-talk] Contour Plot Help

Mariama Barr - Dallas bama4 at umbc.edu
Wed Sep 16 08:17:48 MDT 2015


Yes, I also tried adjusting the space allocated in the .hluresfile file
from  100000000 to 10000000000. It gives an algorithm error. any extreme
allocatons gives a segmentation dump so I assume that there is a reasonable
limit to the amount that can be allocated to the ncarg graphics?

On Tue, Sep 15, 2015 at 7:22 PM, Mary Haley <haley at ucar.edu> wrote:

> Adam's suggestions were good ones.  If you are trying to plot the entire
> globe, then try cutting back back on the number of contour levels too, if
> you are explicitly setting them.
>
> --Mary
>
>
> On Mon, Sep 14, 2015 at 12:47 PM, Mariama Barr - Dallas <bama4 at umbc.edu>
> wrote:
>
>> I am using NCL version 6.2.1. I commented those out because I was using
>> them previously to zoom in on a certain longitude and latitude but right
>> now I want to display the entire globe.
>>
>> On Mon, Sep 14, 2015 at 1:44 PM, Dennis Shea <shea at ucar.edu> wrote:
>>
>>> Before the plot = ..
>>>
>>>    printVarSummary(var)
>>>    printMinMax(var,0)
>>>
>>> Why did you comment out the mpMinLatF, etc resources?
>>>
>>> Please always include this information when sending questions to
>>> ncl-talk.
>>>
>>> Also ... the version of NCL you are using.
>>>
>>> ncl -V
>>>
>>> ==========
>>>
>>>
>>>
>>>
>>>
>>> On Mon, Sep 14, 2015 at 9:15 AM, Adam Phillips <asphilli at ucar.edu>
>>> wrote:
>>>
>>>> Hi Mariama,
>>>> My guess is that you have either a very high resolution grid and/or a
>>>> very noisy data array, and NCL is warning you that the output graphic is
>>>> exceeding the maximum size that is set.
>>>>
>>>> See the FAQ page here:
>>>> http://www.ncl.ucar.edu/FAQ/#err_msgs_012
>>>>
>>>> The solutions are:
>>>> 1) Increase your work station size as the FAQ describes.
>>>> 2) Change your contour settings. If it would be better to set
>>>> non-regular levels you can set cnLevelSelectionMode = "ExplicitLevels" and
>>>> set cnLevels to   (/200,300,340,380,420,460,500/)  (Those levels are a
>>>> complete guess.)
>>>> 3) If it is a very high resolution grid you can try plotting every
>>>> other point or every third point using ::2 or ::3 syntax.
>>>>
>>>> If none of those solutions help please let the ncl-talk email list know.
>>>> Adam
>>>>
>>>>
>>>> On Mon, Sep 14, 2015 at 8:46 AM, Mariama Barr - Dallas <bama4 at umbc.edu>
>>>> wrote:
>>>>
>>>>> Hello,
>>>>> Everytime I try to manually set the contour spacing to a value  40.0
>>>>> and below, I get a
>>>>> "fatal:ContourPlotDraw: Workspace reallocation would exceed maximum
>>>>> size 100000000" error. Below is my code:
>>>>>
>>>>>
>>>>>
>>>>>>>>>> --
>>>>> Mariama Barr-Dallas
>>>>> Meyerhoff Scholar/ NSA Scholar M23
>>>>> Computer Science Major, History Major
>>>>> University of Maryland Baltimore County
>>>>> Class of 2015
>>>>>
>>>>> _______________________________________________
>>>>> ncl-talk mailing list
>>>>> ncl-talk at ucar.edu
>>>>> List instructions, subscriber options, unsubscribe:
>>>>> http://mailman.ucar.edu/mailman/listinfo/ncl-talk
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Adam Phillips
>>>> Associate Scientist,  Climate and Global Dynamics Laboratory, NCAR
>>>> www.cgd.ucar.edu/staff/asphilli/   303-497-1726
>>>>
>>>> <http://www.cgd.ucar.edu/staff/asphilli>
>>>>
>>>> _______________________________________________
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>>>>
>>>
>>
>>
>> --
>> Mariama Barr-Dallas
>> Meyerhoff Scholar/ NSA Scholar M23
>> Computer Science Major, History Major
>> University of Maryland Baltimore County
>> Class of 2015
>>
>> _______________________________________________
>> ncl-talk mailing list
>> ncl-talk at ucar.edu
>> List instructions, subscriber options, unsubscribe:
>> http://mailman.ucar.edu/mailman/listinfo/ncl-talk
>>
>>
>


-- 
Mariama Barr-Dallas
Meyerhoff Scholar/ NSA Scholar M23
Computer Science Major, History Major
University of Maryland Baltimore County
Class of 2015
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