Re: wmbarb not working with Lambert Conformal projection

Try removing the
     res1@tfDoNDCOverlay = True

On 4/7/11 8:57 AM, Rick Brownrigg wrote:
> Hmmm...I don't know what to suggest then. You've printed all the
> following values, and they look as what you expect?
>
>> res1@mpProjection = "LambertConformal"
>> res1@mpLambertParallel1F = lat2d@Latin1
>> res1@mpLambertParallel2F = lat2d@Latin2
>> res1@mpLambertMeridianF = lat2d@Lov
>> res1@mpLimitMode = "Corners"
>> res1@mpLeftCornerLatF = lat2d@corners(0)
>> res1@mpLeftCornerLonF = lon2d@corners(0)
>> res1@mpRightCornerLatF = lat2d@corners(2)
>> res1@mpRightCornerLonF = lon2d@corners(2)
>
>
> On Apr 6, 2011, at 5:55 PM, antti.pessi@vaisala.com
> <mailto:antti.pessi@vaisala.com> wrote:
>
>> Rick,
>> Good catch, but I checked the “Lov” values and they are the same in
>> both variables lat2d and lon2d. So the problem is still there…
>> Antti
>> ------------------------------------------------------------------------
>> *From:*Rick Brownrigg [mailto:brownrig@ucar.edu]
>> *Sent:*Tuesday, April 05, 2011 1:47 PM
>> *To:*Pessi Antti ANPE
>> *Cc:*ncl-talk@ucar.edu <mailto:ncl-talk@ucar.edu>
>> *Subject:*Re: [ncl-talk] wmbarb not working with Lambert Conformal
>> projection
>> Hi,
>> A central meridian in the Lambert projection is a line of constant
>> *longitude*. The assignment below suggests its being set to a value of
>> latitude -- is this perhaps the issue?
>> Rick
>> On Apr 5, 2011, at 11:51 AM,antti.pessi@vaisala.com
>> <mailto:antti.pessi@vaisala.com>wrote:
>>
>>
>> Hello,
>> I’m trying to plot observed wind barbs using wmbarb on a gridded model
>> map. My map resources are following:
>> res1@mpProjection = "LambertConformal"
>> res1@mpLambertParallel1F = lat2d@Latin1
>> res1@mpLambertParallel2F = lat2d@Latin2
>> res1@mpLambertMeridianF = lat2d@Lov
>> res1@mpLimitMode = "Corners"
>> res1@mpLeftCornerLatF = lat2d@corners(0)
>> res1@mpLeftCornerLonF = lon2d@corners(0)
>> res1@mpRightCornerLatF = lat2d@corners(2)
>> res1@mpRightCornerLonF = lon2d@corners(2)
>> res1@tfDoNDCOverlay = True
>> If I comment out the first four lines, the wmbarb works just fine and
>> plots the barbs correctly. However, that way I get a distorted map
>> with straight latitude and longitude lines. If I run the code as
>> above, wmbarb doesn’t plot anything. I tried wmbarbmap as well but
>> that didn’t work either.
>> Are there some settings that would make the wmbarb to work with
>> Lambert projection?
>> Thanks,
>> Antti Pessi
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>
>
>
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Received on Thu Apr 7 08:59:38 2011