Thomas Gern wrote: > Hi, > > the following has been tested on Linux... > > > I found out that when drawing dashed QGraphicsPathItem in my OpenGL > driven QGraphicsScene/View, the memory consumption is tremendously > increasing when zooming into the scene. > This behaviour is not there, if > - the line is solid > - the QGraphicsView is not using a QGLWidget > > I attached an small example that shows the problem. > > It contains a single PathItem, which is drawn solid at startup - you can > switch to dashed by pressing the button "NonSolid" at the bottom. > Already at this moment you will encounter an increase in memory. If you > press the "Zoom +" button, the problem becomes the memory consumption > increases more and more, until the program crashes with a segmentation > fault (probably due to lack of memory...) > This behavior is the same with Qt4.5.1 and 4.5.3 - the release candidate > of Qt4.6.0 crashes already with a segmentation fault when switching to > the dashed line... > > > > Best regards, > > > > Thomas
Please register this as a bug here: http://bugreports.qt.nokia.com Thanks, -- Trond K. _______________________________________________ Qt4-preview-feedback mailing list [email protected] http://lists.trolltech.com/mailman/listinfo/qt4-preview-feedback
