[Proj] transformation in c

Richard Greenwood richard.greenwood at gmail.com
Wed Mar 25 21:57:59 EST 2009

On Wed, Mar 25, 2009 at 11:01 AM, Gerald I. Evenden
<geraldi.evenden at gmail.com> wrote:
> On Wednesday 25 March 2009 11:48:01 am Frank Warmerdam wrote:
>> Stanislav,
>> There is pretty good information on using the PROJ C API at:
>>   http://trac.osgeo.org/proj/wiki/ProjAPI
> I can't help but find the above website very weak and merely an exercise in
> reformulating the previously simple usage of proj and then having the
> contempt to call pj_fwd, pj_inv and pj_init obsolete.
> To compound the issue of pj_fwd/inv, these functions are used withing
> pj_transform!  So how can they be obsolete yet required by the replacing
> procedure?

I would discourage the use of pj_fwd and pj_inv. If "obsolete" is
offensive, how about "private". It is so provincial in this day and
age to think that we merely project and un-project without concern for


Richard Greenwood
richard.greenwood at gmail.com

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