[Merkaartor] Performance issues

Chris Browet cbro at semperpax.com
Thu Dec 16 23:44:34 GMT 2010


On Thu, Dec 16, 2010 at 22:07, Jean-Claude REPETTO <jrepetto at free.fr> wrote:

> On 12/10/10 13:20, Boris Cornet wrote:
>
>> Hello!
>>
>> It seems that the described problem happens only at extreme zoom
>> levels (blame bing for attempting this ;-). There must be a fairly big
>> amount of date be outside the viewport and the zoomlevel must be very
>> high (one house filling half the viewport).
>> Strangely enough, Merkaartor gets slower when less nodes are
>> displayed.
>> Under 'normal' conditions, Merkaartor runs smoothly.
>>
>> Is anyone else experiencing this?
>>
>>
> Yes, I upgraded Merkaartor today, and now it is completely unusable. When I
> drag a node it take about 10 seconds before it is redrawn. I did't have this
> problem with the version I installed about 1 month ago.
>
> Boris solved his (Windows) problem by replacing the Qt 4.6.3 DLLs in the
installation directory by the Qt 4.7.1 ones.
So I'd guess you problem is different...
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