From: joonbum.ko <joonbum.ko@samsung.com>
Date: Thu, 5 Jul 2018 00:09:50 +0000 (+0900)
Subject: swapchain_tpl: Fixed some bugs to support oldSwapchain feature.
X-Git-Tag: accepted/tizen/unified/20180705.172738^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7dacc05cdb6677b5d021a6ecdfe99b0421ed4ed4;p=platform%2Fcore%2Fuifw%2Fvulkan-wsi-tizen.git

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
--- 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");