Hi,
It is actually a osgEarth problem.but I have lost track of it in osgEarth
forum,and someone there said it is something about
GraphicsWindowQT and osg 3.1.3,so I think I may get help here.
By osg 3.2.0 ,osgEarth 2.5, qt 4 ,win 7,I can zoom in and out earth with two
fingers when running osgEarth_viewer or osgEarth_manip example,but when
ingreated osgEarth to qt,like the osgEarth_qt_package example,the zoom funcion
fails.
In osgEarth forum ,Mr jasonbeverageReply said :
" If you're using QT I think you need some patches to the GraphicsWindowQT to
get it to work.
I've attached a patch GraphicsWindowQt. It's been modified against osg
3.1.3 and not the trunk osg so I haven't submitted it to Robert yet. You
should be able to see what I did to patch it and apply it locally."
then I lost the track,what should I do? ThX!
how to zoom in and out with two fingers when using a Multi-touch screen
Thank you!
Cheers,
Lv
------------------
Read this topic online here:
http://forum.openscenegraph.org/viewtopic.php?p=58503#58503
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