[Gdal-dev] OGR: TIGER/Line polygons

Frank Warmerdam warmerdam at pobox.com
Thu Oct 28 01:10:11 EDT 2004


Curt Mills wrote:
>     Filled polygons
>     Filled polygons w/holes
>     Hole polygons
> 
> I handle the first two cases just fine, but something tells me that
> I missed a step somewhere and shouldn't be finding that third type.

Curt,

I'm not sure how you can identify something as a "hole polygon".  For instance,
it is not possible to create an OGRPolygon with a hole but no outer ring since
it always treats the first ring as the outer ring.

Best regards,
-- 
---------------------------------------+--------------------------------------
I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Programmer for Rent




More information about the Gdal-dev mailing list