[OSRS-PROJ] The "almost" Lamber Conformal Conic Projection

[Frank Warmerdam]

Gerald I. Evenden wrote:
> Very interesting.  The results at this end from the script are:
> 
> [gie at localhost src]$ ./lcca
> forward projection of:
> 
> 34d08'11.291 37d31'17.625
> 15707.96        623165.96
> EPSG guide 7, pdf p. 22 gives values of: 15707.96 623165.96
> 
> inverse check of forward
> 
> 34d08'11.29100"E        37d31'17.62500"N
> [gie at localhost src]$
> 
> Ahhhhhh---I see it. PUT "no_defs" in the script. "Spec'd but
> not used".   <<------------------------
> 
> I will correct the lcca.txt script.
> 
> Your local datum overrode the +b facor.  Look carefully at the
> beginning of the -V output.

Gerald,

Of course you are right.  I get matching results to the cm with the
no_defs as well.

The lcca projection has been committed to CVS and is in the 4.4.6 release.

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


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