> > 1. Is there any way to detect vertical retrace in X so that the tearing > down of > > he image can be prevented ? > > You mean for XPutImage or something? No. > The only things that can sync to the retrace are some X-Video extension > implementations and some OpenGL implementations.
I had read that DGA can do it. Is it right? What bout glx? > > 2.If both the Xserver and the client are on the same machine then which > one > > gives better performance ie in terms of speed ...Pixmaps or shared memory > > pixmaps.Are pixmaps stored directly in the video RAM????? > > That's too open-ended to answer. It all depends what you are > trying to do. probably i was not clear on this. I have to display a number of pic files one after the other.So i want to optimise the delay for the display. Right now i am just creating images and then making a shared memory pixmap. I do a Xputimage and Xcopyarea to display a picture. For this kind of application is Pixmap better or shared memory pixmap. Thanks for the prompt reply... _______________________________________________ Xpert mailing list [EMAIL PROTECTED] http://XFree86.Org/mailman/listinfo/xpert
