[Proj] PROJ 4.8.0, projects.h and projPJ struct

Frank Warmerdam warmerdam at pobox.com
Thu Apr 12 09:31:54 EST 2012

2012/4/12 José Luis García Pallero <jgpallero at gmail.com>:
> And about checking if a projection has inverse step, if I can't access
> to projPJ->inv field I'll try to detect it via pj_get_errno_ref(). In
> the source of pj_transform.c I can see that a projection that has not
> inverse step returns an error code -17. This -17 is hardcoded in
> pj_transform.c. Can you confirm that for no inverse step was always
> -17 the error value, in old releases included?


This has not changed.

Best regards,

I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
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