>From: John Cupitt <jcupitt@xxxxxxxxx> > >gtk+-2.4.x/tests/testrgb Chose visual type=true color depth=24, image bpp=32, lsb first Color test time elapsed: 0.82s, 60.8 fps, 15.58 megapixels/s Grayscale test time elapsed: 0.76s, 65.6 fps, 16.80 megapixels/s Alpha test time elapsed: 18.28s, 2.7 fps, 0.70 megapixels/s Alpha test (to pixmap) time elapsed: 18.15s, 2.8 fps, 0.71 megapixels/s I keep OpenGL in mind. Apparently I have to write an object culling system and perhaps a clipping system if I use pixbuf. My software is already starting to look like OpenGL and it is puzzling what I should implement and what I should leave to OpenGL or to GTK. Juhana _______________________________________________ gtk-list@xxxxxxxxx http://mail.gnome.org/mailman/listinfo/gtk-list