[OpenLayers-Dev] javascript workers
Christopher Schmidt
crschmidt at metacarta.com
Tue Jun 23 09:22:40 EDT 2009
On Tue, Jun 23, 2009 at 10:13:40AM +0200, Esteban olm wrote:
> Hello,
>
> Is in the openlayers developers' mind the idea of use javscript workers in
> browsers that will support them to improve performance?
>
> I think, for example, to have two "sub-layers" for each layer, so the
> workers draws the new data on the hidden sublayer, then when finished, it
> calls the main thread and it hides the actual sublayer and shows the hidden
> one, or something like that.
>
> For the user, there is no IU lost of performance, and he see the layer
> re-drawn only when it has been finished.
> Or something like that :)
As far as I know, no browser (apart from Chrome?) natively supports
Javascript workers. The idea of maintaining something that is in such a
small percentage of browsers in the core of OpenLayers worries me, but
would be happy to suppot it as an addin, maintained by the community.
Regards,
--
Christopher Schmidt
MetaCarta
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