swapchain_tpl: Fixed some bugs to support oldSwapchain feature.

Change-Id: Ic5f74aa36726aaf9d77e98bcb1e4c3df6c6e29b9
Signed-off-by: joonbum.ko <joonbum.ko@samsung.com>

diff --git a/src/wsi/swapchain_tpl.c b/src/wsi/swapchain_tpl.c
index e5a293d..d2d3bcd 100644 (file)
--- a/src/wsi/swapchain_tpl.c
+++ b/src/wsi/swapchain_tpl.c
@@ -156,6 +156,7 @@ swapchain_tpl_init(VkDevice                                                  device,
        vk_swapchain_tpl_t      *swapchain_tpl;
        tpl_handle_t             native_window;
        int                                      tpl_present_mode;
+       vk_bool_t                        need_to_create = VK_TRUE;
 
        VkResult error = VK_ERROR_DEVICE_LOST;
 
@@ -173,12 +174,26 @@ swapchain_tpl_init(VkDevice                                                        device,
 
        swapchain_tpl->tpl_surface = tpl_surface_get(swapchain_tpl->tpl_display,
                                                                                                 native_window);
-       if (swapchain_tpl->tpl_surface && chain->oldSwapchain == VK_NULL_HANDLE)
-               tpl_object_reference((tpl_object_t *)swapchain_tpl->tpl_surface);
-       else
+       if (swapchain_tpl->tpl_surface) {
+               if (chain->oldSwapchain != VK_NULL_HANDLE) {
+                       vk_swapchain_tpl_t *oldSwapchain_tpl =
+                               (vk_swapchain_tpl_t *)chain->oldSwapchain->backend_data;
+                       if (tpl_surface_validate(oldSwapchain_tpl->tpl_surface))
+                               need_to_create = VK_TRUE;
+                       else
+                               need_to_create = VK_FALSE;
+               } else {
+                       need_to_create = VK_FALSE;
+               }
+       }
+
+       if (need_to_create)
                swapchain_tpl->tpl_surface = tpl_surface_create(swapchain_tpl->tpl_display,
                                                                                                                native_window,
                                                                                                                TPL_SURFACE_TYPE_WINDOW, format);
+       else
+               tpl_object_reference((tpl_object_t *)swapchain_tpl->tpl_surface);
+
 
        VK_CHECK(swapchain_tpl->tpl_surface, goto error, "tpl_surface_create() failed.\n");