[Marble-devel] marble enlarge the tile image, how can i show in original size?
jun yang
slickqt at gmail.com
Fri Sep 3 04:21:01 CEST 2010
oh,it's a long term problem.
i have comment the issue with:
the tile map is more and more popular, it would be better to imporve
the display of tile map in marble.
though render vector data in marble is possible, it's another big
project,like qgis,in practice, the performance of render every paint
from vector data is not affordable compare to display a tile
image,especially the vector data is large.
since marble is not a serious gis program, i don't think render the
vector(raster) data is the solution for the issue.
2010/9/2 Torsten Rahn <tackat at t-online.de>:
>
> Hi Jun Yang,
>
> The issue is known. :-) The issue has been covered in depth here:
>
> https://bugs.kde.org/show_bug.cgi?id=199259
>
> Unfortunately it's not just a technical issue but also one originating from
> the expected user experience (projection, smooth zoom, etc.).
>
> Since a proper solution would include a completely different technical
> approach the "bug" is probably not going to be "fixed" soon.
>
> Best Regards,
>
> Torsten
>
>
> Am Donnerstag, 2. September 2010 08:43:10 schrieb jun yang:
>> i change the openstreetmap.dgml to get tile from my tile server,
>> unfortunately marble doesn't show the tile in the orginal size.
>> marble always enlarge the image,from 256*256 to atleast 390*390.so the
>> display effect is bad cause there is font on it.
>>
>> test info:
>> take tile image:15/26702/14219.png
>> i zoom in an out,and found that marble display the same tile image for
>> three times.
>> first time it came out(level 14 to 15),the size is 390*390 or so,not
>> the original size 256*256.
>> zoom in then marble just enlarge the image, and zoom in again the
>> image enlarge again.
>> and another zoom in will enter level 16.
>>
>>
>> now the problem is how can i get the proper display in marble?
>> currently marble cann't display the original image atleast one time.
>
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