[mapguide-users] MGOS 2.1: Failure with dynamic coordination transformation

[Kenneth Skovhede, GEOGRAF A/S]

Unfortunately, yes it does.

However, if your data is value comparable, eg. the point (1,1) is the 
same place in both datasets,
you can just override the data with the real CS into XY-M.

Regards, Kenneth Skovhede, GEOGRAF A/S



isca skrev:
> It is actually the other way around. I want to transform the real CS into
> XY-M. Does the same count for this situation ?
>
>
> Jason Birch wrote:
>   
>> Transforming between XY-M and a real CS is not technically possible; the
>> previous version must have been "guessing" that the XY-M dataset was in
>> the
>> same projection as the other datasets.
>>
>> My bet is the change from PROJ.4 to Mentor as the underlying CS library
>> makes this a bit stricter, requiring you to manually specify the CS for
>> the
>> arbitrary data before attempting to transform it (or not).
>>
>> Jason
>>
>> 2009/12/10 isca <mapguide2007 at gmail.com>
>>
>>     
>>> Hello,
>>>
>>> I have upgraded my MGOS 2.0.1 towards 2.1 and encountered following
>>> problem:
>>>
>>> - I have a map which has the X-YM coordinate system
>>> - adding layers which refer to a featuresource with X-YM coordinate
>>> system
>>> works fine
>>> - adding layers with coordinate system Belgian Lambert 72 causes
>>> following
>>> error message:
>>>
>>>    Error: Failed to stylize layer: RPA
>>>        The coordinate system initialization failed.
>>>        Could not initialize the geodetic transformation.
>>>
>>> When overriding the coordinate system it works fine, but in previous
>>> versions transformation took place automatically. Is this a change in
>>> behavour or a problem with the transformation between the coordinate
>>> systems
>>> ?
>>>
>>> Thanks in advance.
>>>
>>>
>>>
>>>
>>> --
>>> View this message in context:
>>> http://n2.nabble.com/MGOS-2-1-Failure-with-dynamic-coordination-transformation-tp4145048p4145048.html
>>> Sent from the MapGuide Users mailing list archive at Nabble.com.
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>>     
>
>   
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