60 static Display *dpy = nullptr;  variable
131         if (!dpy) {  in init_window()
132             dpy = XOpenDisplay(display_name);  in init_window()
133             if (!dpy) {  in init_window()
138         int theScreen = DefaultScreen(dpy);  in init_window()
139         scrn = ScreenOfDisplay(dpy, theScreen);  in init_window()
140         dispdepth = DefaultDepth(dpy, theScreen);  in init_window()
143                XMatchVisualInfo(dpy, theScreen, dispdepth, TrueColor, &vinfo)) ||  in init_window()
144               XMatchVisualInfo(dpy, theScreen, 24, TrueColor, &vinfo) ||  in init_window()
145               XMatchVisualInfo(dpy, theScreen, 32, TrueColor, &vinfo) ||  in init_window()
146               XMatchVisualInfo(dpy, theScreen, 16, TrueColor, &vinfo) ||  in init_window()
147               XMatchVisualInfo(dpy, theScreen, 15, TrueColor, &vinfo))) {  in init_window()
156         rootW = RootWindow(dpy, theScreen);  in init_window()
157         cmap = XCreateColormap(dpy, rootW, vis, AllocNone);  in init_window()
164         win = XCreateWindow(dpy,  in init_window()
184         XSetStandardProperties(dpy, win, g_video->title, g_video->title, None, nullptr, 0, &sh);  in init_window()
185         _XA_WM_DELETE_WINDOW = XInternAtom(dpy, "WM_DELETE_WINDOW", false);  in init_window()
186         XSetWMProtocols(dpy, win, &_XA_WM_DELETE_WINDOW, 1);  in init_window()
187         gc = XCreateGC(dpy, win, 0L, &xgcv);  in init_window()
188         XMapRaised(dpy, win);  in init_window()
189         XFlush(dpy);  in init_window()
191         XSynchronize(dpy, true);  in init_window()
199         if (XShmQueryExtension(dpy) &&  in init_window()
200             XShmQueryVersion(dpy, &major, &minor, &pixmaps)) { // Shared memory  in init_window()
213             if (!XShmAttach(dpy, &shmseginfo) || x_error) {  in init_window()
215                 XGetErrorText(dpy, x_error, err, 255);  in init_window()
227             if (pixmaps && XShmPixmapFormat(dpy) == ZPixmap) { // Pixmaps  in init_window()
231                     dpy, win, (char *)g_pImg, &shmseginfo, xsize, ysize, dispdepth);  in init_window()
232                 XSetWindowBackgroundPixmap(dpy, win, pixmap);  in init_window()
240                     XShmCreateImage(dpy, vis, dispdepth, ZPixmap, 0, &shmseginfo, xsize, ysize);  in init_window()
258             ximage = XCreateImage(dpy,  in init_window()
282                vis == DefaultVisual(dpy, theScreen) ? "default" : "non-default",  in init_window()
306     if (dpy) {  in terminate()
319             XFreePixmap(dpy, pixmap);  in terminate()
321             XShmDetach(dpy, &shmseginfo);  in terminate()
329             XFreeGC(dpy, gc);  in terminate()
331             XDestroyWindow(dpy, win);  in terminate()
332         XCloseDisplay(dpy);  in terminate()
333         dpy = 0;  in terminate()
365         XClearWindow(dpy, win);  in next_frame()
367     while (XPending(dpy)) {  in next_frame()
369         XNextEvent(dpy, &report);  in next_frame()
401             XStoreName(dpy, win, buffer);  in next_frame()
404         XSync(dpy, false); // It is often better then using XSynchronize(dpy, true)  in next_frame()
415         XStoreName(dpy, win, title);  in show_title()
445                 XPutImage(dpy, win, gc, ximage, start_x, start_y, start_x, start_y, size_x, size_y);  in update()
452                 XShmPutImage(dpy,  in update()