1.1 --- a/src/wsys_x11.c	Fri Sep 22 15:26:29 2017 +0300
     1.2 +++ b/src/wsys_x11.c	Fri Sep 22 17:48:18 2017 +0300
     1.3 @@ -24,6 +24,8 @@
     1.4  
     1.5  static Display *dpy;
     1.6  static Window win;
     1.7 +static VkSurfaceKHR surf;
     1.8 +static VkSwapchainKHR swapchain;
     1.9  static Atom xa_wm_delete;
    1.10  static int win_width, win_height;
    1.11  static int win_mapped;
    1.12 @@ -87,6 +89,14 @@
    1.13  	XSelectInput(dpy, win, evmask);
    1.14  	XSetWMProtocols(dpy, win, &xa_wm_delete, 1);
    1.15  
    1.16 +	if(!(surf = vku_xlib_create_surface(dpy, win))) {
    1.17 +		fprintf(stderr, "failed to create vulkan surface for the window\n");
    1.18 +		XDestroyWindow(dpy, win);
    1.19 +		XCloseDisplay(dpy);
    1.20 +		return -1;
    1.21 +	}
    1.22 +	/* swapchain gets created before the first reshape invocation */
    1.23 +
    1.24  	wsys_set_window_title("X11 window");
    1.25  	XMapWindow(dpy, win);
    1.26  
    1.27 @@ -206,6 +216,13 @@
    1.28  	XEvent xev;
    1.29  
    1.30  	if(pending & RESHAPE) {
    1.31 +		VkSwapchainKHR sc;
    1.32 +		if(!(sc = vku_create_swapchain(surf, win_width, win_height, 2, VK_PRESENT_MODE_FIFO_KHR, swapchain))) {
    1.33 +			fprintf(stderr, "Failed to create %dx%d double-buffered swapchain\n", win_width, win_height);
    1.34 +			return -1;
    1.35 +		}
    1.36 +		swapchain = sc;
    1.37 +
    1.38  		if(cb.reshape) {
    1.39  			cb.reshape(win_width, win_height);
    1.40  		}