Bill Baxter Wrote: > Here's a modified version of one of the DWT opengl snippets that > reproduces the crash for me. > About 1 in 10-15 runs this will crash (seems to be inside the GL > driver) soon after startup with the error: > > """ > dwt.DWTException.DWTException: Failed to execute runnable > > object.Exception: Access Violation > """ > > Can anyone else reproduce this (particularly Vista users)? > I'd be happy to send the exe to anyone who would like to try it off > list. But it's a 3MB exe (compresses to about .7 MB). > > On Sun, Jan 18, 2009 at 11:35 PM, Sergey Kovrov > <[email protected]> wrote: > > On 1/18/2009 5:51 AM, Bill Baxter wrote: > >> > >> So far haven't been able to isolate it. > >> I updated another program that displays meshes with similar code and > >> it works fine. > >> So sounds like some kind of memory problem in my code to me too. Or > >> possibly passing a bad pointer to GL somewhere. I have glGetError's > >> sprinkled all over my code and get no errors from that. But GL > >> doesn't know if you pass it a bad pointer. > >> > >> I remember one problem I had long ago when I called glGetIntegerv for > >> something, thinking it returned 1 value when it actually returned two. > >> Seems likely it could be something similar here. > >> >>
That was the primary reason for me to stop using GTK and start working on the Qt binding. I experienced not crashes but serious slowdowns with GTK and openGL. With Qt it doesn't happen.
