Modified to completely unref the unused GEM memory.

 tbm_surface is dequeued from tpl_surface,
 but window does not want to use it(window resized or destroyed),
 then we have to cancel it to complete destroying using below API.
 - tpl_surface_cancel_dequeued_buffer(tpl_surface_t *, tbm_surface_h)

Change-Id: Ib4d5798d29111aa0ef0b74e9e3986abdf2665c4d
Signed-off-by: joonbum.ko <joonbum.ko@samsung.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/EGL/tizen/yagl_tizen_window.c b/EGL/tizen/yagl_tizen_window.c
index 3a4c80a..0408bb1 100644
--- a/EGL/tizen/yagl_tizen_window.c
+++ b/EGL/tizen/yagl_tizen_window.c
@@ -86,6 +86,10 @@ static int yagl_tizen_window_get_buffer(struct yagl_native_drawable *drawable,
 
             if (window->color_buffers[i].data) {
                 tbm_surface_internal_unref(window->color_buffers[i].data);
+                /* tbm_surface is dequeued from tpl_surface,
+                 * but this window does not want to use it,
+                 * then we have to cancel it to complete destroying.*/
+                tpl_surface_cancel_dequeued_buffer(window->surface, window->color_buffers[i].data);
                 window->color_buffers[i].data =  NULL;
             }
 
@@ -97,6 +101,7 @@ static int yagl_tizen_window_get_buffer(struct yagl_native_drawable *drawable,
                  *
                  * Otherwise, we'll get very obscure resizing bugs.
                  */
+
                 window->color_buffers[i].locked = 0;
                 window->back = NULL;
             }
@@ -249,11 +254,23 @@ static struct yagl_native_image
 static void yagl_tizen_window_destroy(struct yagl_native_drawable *drawable)
 {
     struct yagl_tizen_window *window = (struct yagl_tizen_window *)drawable;
+    int i = 0;
 
     yagl_native_drawable_cleanup(drawable);
 
     window->user_data = NULL;
 
+    for (i = 0; i < YAGL_TIZEN_MAX_COLOR_BUF; i++) {
+        if (window->color_buffers[i].data) {
+            tbm_surface_internal_unref(window->color_buffers[i].data);
+            /* tbm_surface is dequeued from tpl_surface,
+             * but this window does not want to use it,
+             * then we have to cancel it to complete destroying.*/
+            tpl_surface_cancel_dequeued_buffer(window->surface, window->color_buffers[i].data);
+            window->color_buffers[i].data =  NULL;
+        }
+    }
+
     /* Destroy TPL surface. */
     if (window->surface)
         tpl_object_unreference((tpl_object_t *)window->surface);