better to use a dedicated projection library. see the last example here: http://sumo.dlr.de/wiki/Tools/Sumolib
2014-12-06 5:07 GMT+01:00 kavita pandey <[email protected]>: > In osm map everything is in Latitude and longitude , i want to convert > it into x,y coordinate system. So i have searched the net and used the > following code , > > > function [x,y] = transform (lat,lon) > > > PI=3.14; > wgs84radius = 6378137; > shift = PI * wgs84radius; > x = lon * shift / 180; > y = log(tan((90+lat)*PI/360)/ (PI/180)); > > end > > > could anyone please tell me is it ok or any other way to do it? > > thanks > sims > > > ------------------------------------------------------------------------------ > Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server > from Actuate! Instantly Supercharge Your Business Reports and Dashboards > with Interactivity, Sharing, Native Excel Exports, App Integration & more > Get technology previously reserved for billion-dollar corporations, FREE > > http://pubads.g.doubleclick.net/gampad/clk?id=164703151&iu=/4140/ostg.clktrk > _______________________________________________ > sumo-user mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/sumo-user > ------------------------------------------------------------------------------ Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server from Actuate! Instantly Supercharge Your Business Reports and Dashboards with Interactivity, Sharing, Native Excel Exports, App Integration & more Get technology previously reserved for billion-dollar corporations, FREE http://pubads.g.doubleclick.net/gampad/clk?id=164703151&iu=/4140/ostg.clktrk _______________________________________________ sumo-user mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/sumo-user
