[OSM-talk] NEW GPX Optimizer online!

Laurence Penney lorp at lorp.org
Sat May 31 13:14:44 UTC 2014


Nice project!

Dave: It would be good to show the problem visually. If there's no visible change to the track at normalish zoom levels, then I see nothing wrong with 83% of nodes being zapped on the first click.

- L

> On 31 May 2014, at 11:30, "Dave F." <davefox at madasafish.com> wrote:
> 
> Hi
> 
> I've tried this out & IMO It's not sensitive enough. I loaded a 2228 node GPX, Just one click of the slider reduced it to 374 nodes. A reduction of over 83%. 
> 
> Dave F.
> 
>> On 25/05/2014 04:08, Stefano Cudini wrote:
>> hello 
>> I just made ​​a simple service to optimize GPX tracks / KML reducing the number of points without losing quality of the track. 
>> 
>> Using this algorithm: http://goo.gl/uRMh that looks good to me. 
>> Although probably the scrollbar to adjust the precision could be better with logarithmic or exponential. 
>> 
>> It works offline without the need to upload or download .. pure javascript and LeafletJS. 
>> 
>> Here's the address: 
>> http://labs.easyblog.it/maps/gpx-simplify-optimizer/
>> 
>> I did it in a few minutes without doing too many tests .. if someone wants to participate in the program and here is the repo: 
>> https://github.com/stefanocudini/gpx-simplify-optimizer
>> 
>> greetings
>> Stefano Cudini
>> 
>> 
>> 
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