Hi Abhishek,

just a quick guessing here, but with a geographic projection like 4326 scale isn't trivial to calculate, as there are AFAICT two scales to be considered (at the poles the metric distance between lon-values is zero). With Mercator-based projections both axises share the same scale.

I am always more or less unsure about this stuff, so if the above contains errors, don't throw stones at me.

Regards,
Marc



On 20.05.2010 10:33, Abhishek Singh wrote:
Hi,

I am having some problem with the scales values that appear in case of epsg:4326 and epsg:31467 in gui1. I have modified the getScale(), code snippet is available at http://osgeo.pastebin.com/U44pVU2v .The problem is that even though maps nearly appear to be the same for epsg:4326 and epsg:31467, the scale values aren't showing that correspondence. The scale values in case of epsg:4326 tend to take scale values like 1:14, 1:19 etc.
please suggest how to remove that error.

Thanks,

Abhishek Kumar Singh
BE/1349/2007
Information Technology
6th SEMESTER
BIT MESRA


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