Greg Wrote: > ... > over what's drawn in that entire window. You can use functions like > fl_rect(), fl_rectf(), fl_line(), > fl_draw()/fl_font()/fl_size()/fl_color() > > If you're just wanting to blit pixels to the screen (ie. an image > viewer), then you can use fl_draw_pixels() to write raw RGB data > quickly to the screen, eg: > http://seriss.com/people/erco/fltk/#FlDrawImage > ... > the window. To do blitting, I think the opengl equivalent of > fl_draw_image() > is glDrawPixels(). > I understand the blitting methods, but, could I just get direct access to the offscreen buffer used by Fl_Double_Window? Or should I just keep my own offscreen buffer and blit it on draw()? Maybe I should use glDrawPixels?
AGG is flexible enough to support any native bit depth, so I would like to reduce the work done by fl_draw_image as much as possible. _______________________________________________ fltk mailing list [email protected] http://lists.easysw.com/mailman/listinfo/fltk
