C++ (Cpp) wayland_buffers_swap примеры использования

Пример #1

Файл: native_wayland.c Проект: venkatarajasekhar/Qt

static boolean
wayland_surface_swap_buffers(struct native_surface *nsurf)
{
   struct wayland_surface *surface = wayland_surface(nsurf);
   struct wayland_display *display = surface->display;
   int ret = 0;

   while (surface->frame_callback && ret != -1)
      ret = wl_display_dispatch_queue(display->dpy, display->queue);
   if (ret == -1)
      return EGL_FALSE;

   surface->frame_callback = wl_surface_frame(surface->win->surface);
   wl_callback_add_listener(surface->frame_callback, &frame_listener, surface);
   wl_proxy_set_queue((struct wl_proxy *) surface->frame_callback,
                      display->queue);

   if (surface->type == WL_WINDOW_SURFACE) {
      resource_surface_swap_buffers(surface->rsurf,
                                    NATIVE_ATTACHMENT_FRONT_LEFT,
                                    NATIVE_ATTACHMENT_BACK_LEFT, FALSE);

      wayland_buffers_swap(surface->buffer, WL_BUFFER_FRONT, WL_BUFFER_BACK);

      if (surface->buffer[WL_BUFFER_FRONT] == NULL)
         surface->buffer[WL_BUFFER_FRONT] =
            display->create_buffer(display, surface,
                                   NATIVE_ATTACHMENT_FRONT_LEFT);

      wl_surface_attach(surface->win->surface, surface->buffer[WL_BUFFER_FRONT],
                        surface->dx, surface->dy);

      resource_surface_get_size(surface->rsurf,
                                (uint *) &surface->win->attached_width,
                                (uint *) &surface->win->attached_height);
      surface->dx = 0;
      surface->dy = 0;
   }

   surface->sequence_number++;
   wayland_event_handler->invalid_surface(&display->base,
                                          &surface->base,
                                          surface->sequence_number);

   return TRUE;
}

Пример #2

Файл: native_wayland.c Проект: mlankhorst/Mesa-3D

static boolean
wayland_surface_swap_buffers(struct native_surface *nsurf)
{
   struct wayland_surface *surface = wayland_surface(nsurf);
   struct wayland_display *display = surface->display;
   struct wl_callback *callback;

   while (surface->block_swap_buffers)
      wl_display_iterate(display->dpy, WL_DISPLAY_READABLE);

   surface->block_swap_buffers = TRUE;

   callback = wl_surface_frame(surface->win->surface);
   wl_callback_add_listener(callback, &frame_listener, surface);

   if (surface->type == WL_WINDOW_SURFACE) {
      resource_surface_swap_buffers(surface->rsurf,
                                    NATIVE_ATTACHMENT_FRONT_LEFT,
                                    NATIVE_ATTACHMENT_BACK_LEFT, FALSE);

      wayland_buffers_swap(surface->buffer, WL_BUFFER_FRONT, WL_BUFFER_BACK);

      if (surface->buffer[WL_BUFFER_FRONT] == NULL)
         surface->buffer[WL_BUFFER_FRONT] =
            display->create_buffer(display, surface,
                                   NATIVE_ATTACHMENT_FRONT_LEFT);

      wl_surface_attach(surface->win->surface, surface->buffer[WL_BUFFER_FRONT],
                        surface->dx, surface->dy);

      resource_surface_get_size(surface->rsurf,
                                (uint *) &surface->win->attached_width,
                                (uint *) &surface->win->attached_height);
      surface->dx = 0;
      surface->dy = 0;
   }

   surface->sequence_number++;
   wayland_event_handler->invalid_surface(&display->base,
                                          &surface->base,
                                          surface->sequence_number);

   return TRUE;
}