> -Original Message-
> From: Even Rouault
> Sent: October 30, 2020 12:03
> To: gdal-dev@lists.osgeo.org
> Cc: Vautour, André (INT)
> Subject: Re: [gdal-dev] Geoid read performance
>
> ---External Email---
>
> On mardi 27 octobre 2020 17:17:28 CET Vaut
On mardi 27 octobre 2020 17:17:28 CET Vautour, André (INT) wrote:
> Hi all,
>
> I am using GDAL to read some geoid files in order to do some vertical datum
> transformations. The transformation engine I am using is done point by
> point transformations and doing a grid lookup for each point, so th
Hi all,
I am using GDAL to read some geoid files in order to do some vertical datum
transformations. The transformation engine I am using is done point by point
transformations and doing a grid lookup for each point, so this means when
transforming say a million points, it is doing a two millio