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# Convert from Latitude and Longitude to X/Y in Mercator Projection

Posted on 2009-05-10
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I need code (pseudo code or any C-like language) to convert in Mercator Projection (the one used in Google Maps):
- from geographic latitude/longitude to map X/Y (given the size of the map)
- from map X/Y (given its size) to latitude/longitude
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Question by:nrpg666
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ID: 24350441
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Author Comment

ID: 24350500
I already tried myself with these formulas. I might be crappy mathematician or it could be of the late hour here, but anyway - I couldn't get them to work. That was the reason to ask for code, not formulas...
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LVL 84

Expert Comment

ID: 24350509
what was the code you tried?
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Author Comment

ID: 24350522
The code is OK, the result was [0, pi), I didn't notice that for the time being. I thought something like [0, 1) .
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