[OpenLayers-Dev] [SPAM] Re: OpenLayers performance

Pierre GIRAUD bluecarto at gmail.com
Thu Apr 10 16:16:34 EDT 2008


Please keep going with this work because to be honest, I'm one of the
guys who sinlently think "this is not as comfortable as GMaps".

Pierre

On Thu, Apr 10, 2008 at 4:14 PM, Tomas Novotny <tomas.novotny at tmapy.cz> wrote:
> My little summary:
>
>  Doing circles with map using mouse...
>
>  ...on first PC (Intel Core 2 CPU 6400 @ 2.13GHz, 1GB RAM, Windows XP SP2):
>  - Safari 3: almost no difference
>  - FF2: noticeable difference (map makes little jumps now and then
>  without patch)
>  - IE7: big difference (map jumps now and then without patch)
>  - IE6: huge difference (map only jumps without patch)
>  - Opera 9: clear difference (map makes jumps now and then without patch)
>
>  ...on second PC (Intel Pentium M 1.73 GHz, 1GB RAM, Windows XP SP2):
>  - FF2: noticeable difference (map makes little jumps now and then
>  without patch)
>  - IE7: big difference (map jumps now and then without patch)
>
>  My friends can feel the difference on their machines too. Believe me,
>  this problem is significant not only for me. I need good-feeling
>  solution on most of the platforms.
>
>  It is all based on: "It's just not as comfortable as GoogleMaps".
>
>  I will be glad to help with implementing such kind of patch - if there
>  is will.
>
>
>  Tomas
>
>
>
>
>  Paul Spencer wrote:
>  > Sadly, no noticeable difference to me in Safari 3 or FF 2.
>  >
>  > Paul
>  >
>  > On 10-Apr-08, at 5:59 AM, Tomas Novotny wrote:
>  >> Hi,
>  >>
>  >> please try following examples and compare them:
>  >>
>  >> First example shows current map dragging in OL 2.6:
>  >> http://www.utomase.cz/ol/currentDragging.html
>  >>
>  >> Second example shows dragging after my little changes in DragPan.js:
>  >> http://www.utomase.cz/ol/newDragging.html
>  >>
>  >> In second example only layers container is moving via CSS without any
>  >> center calculations. Those calculations come to play either after 25ms
>  >> of 'not-moving' or drag end (mouseup).
>  >>
>  >>
>  >> Tomas Novotny
>  >> _______________________________________________
>  >> Dev mailing list
>  >> Dev at openlayers.org
>  >> http://openlayers.org/mailman/listinfo/dev
>  >
>  >
>  > __________________________________________
>  >
>  >    Paul Spencer
>  >    Chief Technology Officer
>  >    DM Solutions Group Inc
>  >    http://www.dmsolutions.ca/
>  >
>  >
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>  http://openlayers.org/mailman/listinfo/dev
>



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