[gdal-dev] export to geometrycollection.

[Even Rouault]

Ahmet,

use the OGRGeometryFactory::forceTo(geom, wkbGeometrycollection) method:

https://gdal.org/api/ogrgeometry_cpp.html#classOGRGeometryFactory_1a26120382ccfec8ac4b5f932dd3a67c5f

Even

Le 13/06/2021 à 20:45, Ahmet Temiz a écrit :
> Hi,
> I exported the geometry to geojson as:
>
> OGRMultiPolygon * poOGRMultiPolygon= (OGRMultiPolygon * ) unionCascaded;
>     //
>  char * pszJSon= poOGRMultiPolygon->exportToJson();
>
> this generates:
>  "type": "MultiPolygon", "coordinates": ....
>
> But.  I need geometrycollection.
> How can I do that?
>
> regards
>
> -- 
> Ahmet Temiz
> Jeoloji Müh.
> Afet ve Acil Durum Yönetimi Başkanlığı
> Deprem  Dairesi Başkanlığı
>
>
> ________________________
>
> Ahmet Temiz
> Geological Eng.
>
> Disaster and Emergency Management
> of Presidency
>
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