Re: bugs in NCL 5.2.0 for contour map plot (guangshan chen)

Hi David and Mary,

Thanks for relying. I am glad to hear that.

Guangshan

On May 27, 2010, at 12:22 PM, David Brown wrote:

> Hi Guangshan,
>
> Just FYI, I have been looking at this problem, and I agree with Mary that NCL 5.2.0 is behaving correctly compared with the earlier version. There was a fix to the transformation routines between 5.1.1 and 5.2.0.
> -dave
>
>
> On May 27, 2010, at 8:31 AM, Guangshan Chen wrote:
>
>> Hi Mary,
>>
>> Thanks.
>>
>> Guangshan
>>
>> On May 26, 2010, at 6:15 PM, Mary Haley wrote:
>>
>>> Hi Guangshan,
>>>
>>> I was able to reproduce the difference you mentioned. However, it seems to me that V5.2.0 is behaving more correctly, as the plot is following the area of the lat/lon locations. I will double-check with Dave Brown on this, but p<contour_plot_test_v511.png>lease see the two attached PNG<contour_plot_test_v521.png>files (run with V5.1.1 and the latest 5.2.1 internal version). The white space is caused by the fact that there are no lat/lon values outside that area.
>>>
>>> --Mary
>>>
>>> On May 26, 2010, at 4:12 PM, guangshan chen wrote:
>>>
>>>> Hi Youzuo,
>>>>
>>>> The data used and the script used are exactly same. Also the computer is same too. The difference is the version of NCL.
>>>>
>>>> The top figure in each plot is same. It means that "gsn_contour_map_ce" are same to plot two dimension data (lat, lon) in the two version.
>>>>
>>>> The middle and the low figures in each plot are different. It means that "gsn_contour_map_ce" are different to handle one dimension data using "res@sfXArray" and "res@sfYArray".
>>>>
>>>> Guangshan
>>>>
>>>>
>>>> On May 26, 2010, at 4:45 PM, Li, Yongzuo wrote:
>>>>
>>>>> Guangshan,
>>>>>
>>>>> I have looked at your 52 1/2 plots.
>>>>>
>>>>> It seems that something is wrong with data interpolation.
>>>>> The figures at the top for both 5.1 and 5.2 are good.
>>>>>
>>>>> Are you using exactly the same ncl script for 5.1 and 5.2?
>>>>>
>>>>> Yongzuo
>>>>> ________________________________________
>>>>> From: guangshan chen [gchen9@gmail.com]
>>>>> Sent: Wednesday, May 26, 2010 3:29 PM
>>>>> To: Li, Yongzuo
>>>>> Subject: Re: bugs in NCL 5.2.0 for contour map plot (guangshan chen)
>>>>>
>>>>> Yongzuo,
>>>>>
>>>>> Here are them.
>>>>>
>>>>> Guangshan
>>>>>
>>>>>
>>>>> On May 26, 2010, at 2:53 PM, Li, Yongzuo wrote:
>>>>>
>>>>>> Guangshan,
>>>>>>
>>>>>> Put it in png format.
>>>>>>
>>>>>> Yongzuo
>>>>>>
>>>>>> ________________________________________
>>>>>> From: guangshan chen [gchen9@gmail.com]
>>>>>> Sent: Wednesday, May 26, 2010 2:45 PM
>>>>>> To: Li, Yongzuo
>>>>>> Cc: ncl-talk@ucar.edu
>>>>>> Subject: Re: bugs in NCL 5.2.0 for contour map plot (guangshan chen)
>>>>>>
>>>>>> YongZuo,
>>>>>>
>>>>>> I don't have http website to put. Lower left corner is fine. I tried to attached the figures in the last email. But the size is bigger. I will try attached again.
>>>>>>
>>>>>> There are two files:
>>>>>> contour_plot_test_v52data_v51plot.ps ------- plotted by V5.1.1
>>>>>> contour_plot_test_v52data_v52plot.ps -------- plotted by V5.2.0
>>>>>>
>>>>>> You can use my data and script to plot the figures using two versions too.
>>>>>>
>>>>
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>>
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Received on Thu May 27 11:54:45 2010