Andrea Gavana wrote: > def OnPaint(self, event): > """ Handles the wx.EVT_PAINT event for wxVTKRenderWindow. """ > > # AG: Is there any possible advantage in using > # wx.BufferedPaintDC instead of wx.PaintDC? > dc = wx.PaintDC(self) > self.Render() > > I don't know very well the internal magic of VTK, but would it make > any difference (in terms of speed/refresh) using a wx.BufferedPaintDC > instead of a plain wx.PaintDC? In other words, would a double > buffering inside wxPython made any difference in performace? >
Doubtful. IIRC, VTK doesn't actually use the DC, it is just created to let Windows know that the event has been handled so it doesn't immediately resend it. -- Robin Dunn Software Craftsman http://wxPython.org Java give you jitters? Relax with wxPython! ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ MayaVi-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/mayavi-users
