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[GENERAL] C++ and Postgis

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Pedro Doria Meunier

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Nov 23, 2009, 4:19:44 PM11/23/09
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Hi All,

First off sorry for cross-posting. I'm hoping for a bigger audience... :]

As for my question:

How does one deal with Postgis geom fields in C++ ?
Google hasn't offered much help so far.

I know I can make a "SELECT astext(my_geom) FROM my_table" and after
parsing the resulting text.
This seems a bit awkward and time-consuming...

Is there a better way to deal with it?

Already thankful for any ideas,
BR,
Pedro.

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John R Pierce

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Nov 23, 2009, 4:51:16 PM11/23/09
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Pedro Doria Meunier wrote:
> Hi All,
>
> First off sorry for cross-posting. I'm hoping for a bigger audience... :]
>
> As for my question:
>
> How does one deal with Postgis geom fields in C++ ?
> Google hasn't offered much help so far.
>
> I know I can make a "SELECT astext(my_geom) FROM my_table" and after
> parsing the resulting text.
> This seems a bit awkward and time-consuming...
>
> Is there a better way to deal with it?

perhaps
http://postgis.refractions.net/documentation/manual-1.4/ST_AsBinary.html ?

Martin Gainty

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Nov 23, 2009, 5:16:58 PM11/23/09
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anytime you see a codebase filled with a plethora of function pointers, LockObject and miles of code to achieve simple keyword scope (public/protected/private) then you know the product is ready to be rewritten to OO Language
My suggestion would be Java (so we could use maven for version specific build)
also because I havent seen  anything from C++ that comes close to version specific builds
Also with the Maven-nar-plugin you can incorporate native binaries if you decide for a C++ refactor..

I guess what I'm saying if you're going to bite the bullet to rewrite to C++ why not just take the extra step
to rewrite to Java..yes it doesnt support multiple inheritance of classes but you *can implement multiple interfaces*

Comments?
Martin Gainty
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> Date: Mon, 23 Nov 2009 21:19:44 +0000
> From: pdo...@netmadeira.com
> To: postgi...@postgis.refractions.net
> CC: pgsql-...@postgresql.org
> Subject: [GENERAL] C++ and Postgis

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