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[geovrml] Re: Is there georeference information in ArcInfo Shape files?



Hi Martin:

other than call ESRI customer support or attending
the ESRI User Conference 2000 (June 26 - 30),


http://www.esri.com/events/uc/index.html

I do not.


Smiles..... Theresa-Marie

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>From Martin Reddy: 6/19/2000

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Very probably, as they defined the format. I don't think that there is anyone
from ESRI on the list. Do you know of a good contact to pitch this question
to?

Cheers,

Martin.


> is this one of those inquiries where perhaps
> ESRI could respond best?
>
>
> Smiles.... Theresa-Marie
>
> -------------------------------------------------------------------------
>
> >From Martin Reddy: 6/17/2000
>
> -------------------------------------------------------------------------
>
> I just talked with the Matt Fadoul at Bashir Research, the guy who produced
> the ShapeViz utility for converting Shape files into VRML. He is keen to
> support GeoVRML, however he was unsure how to go about this. I have just
> looked through the Shape file format spec and there is absolutely no mention
> of how you georeference anything. No mention of coordinate systems, of
> ellipsoids, or anything that might let you place a Shape file in the world. I
> could hardly believe this!
>
> Does anyone have any idea what coordinates are stored in Shape files? Is
> there any way to know the geographic location of the data in a Shape file or
> is this just a bag of completely unspecified numbers. In which case, how does
> this stuff ever work in the real world!?
>
> Any help or insights would be greatly appreciated as Matt is keep to act on
> supporting GeoVRML if we can work out if it is possible.
>
> Cheers,
>
> Martin.
>
>
> ---------------------------------------------------------------------------
> Martin Reddy                                   SRI International, AI Center
>                                                Menlo Park, CA 94025-3493
> reddy@ai.sri.com                               Tel : (650) 859-6468
> http://www.ai.sri.com/~reddy                   Fax : (650) 859-3735
>
>


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Theresa-Marie Rhyne
Lockheed Martin Technical Services
US EPA Scientific Visualization Center
86 Alexander Drive
Research Triangle Park, North Carolina 27711

Phone: (919) 541 - 0207
FAX: (919) 541 - 0056
EMAIL:  (rhyne.theresa@epa.gov)

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