[PROJ] Get possible geoidmodels

Even Rouault even.rouault at spatialys.com
Tue Apr 20 09:56:57 PDT 2021


Javier,

No, there's no such function.

I'm wondering if we shouldn't generalize that as a function that returns 
all known transformations that have a specified CRS as the source or target

PJ_OBJ_LIST* proj_crs_get_related_operations(PJ_CONTEXT* ctxt, const PJ* 
crs, const char* const *options)

Even

Le 20/04/2021 à 18:47, Javier Jimenez Shaw a écrit :
> Hi
>
> Given a vertical CRS, I would like to get the list of possible geoid 
> models that apply to it.
> Is there any way in the C++ API to get that information?
> (use case: give the user a list of available geoid models, to select 
> the desired one).
>
> If not, I am happy to make a PR using an SQL query (that is the only 
> way I found). The input would be the CRS auth-code, the output a list 
> of strings.
>
> Cheers,
> Javier.
> .___ ._ ..._ .. . ._. .___ .. __ . _. . __..  ... .... ._ .__
> Entre dos pensamientos racionales
> hay infinitos pensamientos irracionales.
>
>
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