[Google Maps API v3] No smooth dragging in v3

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Pil

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May 20, 2010, 10:31:02 AM5/20/10
to Google Maps JavaScript API v3
I've built a page with two maps side by side where you can compare
dragging
slowness of a v3 map against a v2 map immediately.

Although the v3 map loads faster, dragging is obviously more sluggish
in v3.
This seems to be especially annoying on mobile devices, and older and
slower machines.

http://www.wolfpil.de/v2-v3-sidebyside.html

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Miguel.camba

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May 20, 2010, 10:58:34 AM5/20/10
to Google Maps JavaScript API v3
I don't seen any difference.What browser you use?

Barry Hunter

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May 22, 2010, 5:14:02 PM5/22/10
to google-maps-js-api-v3
I definitly see the difference, the v3 map stutters. Its difficult to
measure, but it looks like 2 pixels at a time most of the time, but
its not consistant. Sometimes smooth, other times it stalls for about
halve a second, gives a jump of 20 pixels or more. v2 looks smooth
always.

Using Chrome 5.0.375.29 beta, but even worse in IE 8.0.6001.18702
(stutters every few seconds), however the same happens in Firefox
3.5.9 too but to a much less extent.

So maybe its computer related, and related to some computers? But I
also observe it on office machine (on a old laptop now), which is a
way more powerful machine. Both XP.


Incidently that page also shows a strange issue in Chrome and Firefox
only, in that once drag the v2 map can't "put it down", and it
continues following the mouse, even after dropping the mouse.
This doesnt appear to be programmed. But it does allow both maps to be
dragged together, and shows the issue well :)
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Barry

- www.nearby.org.uk - www.geograph.org.uk -
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