[gtk+/wip/otte/vulkan: 51/62] vulkan: Turn GskVulkanImage into a GObject

[Benjamin Otte <otte src gnome org>]

commit c160ef16c10c2f144a8d0ab5c70ec55b021755fc
Author: Benjamin Otte <otte redhat com>
Date:   Thu Dec 8 20:19:56 2016 +0100

    vulkan: Turn GskVulkanImage into a GObject
    
    This way, we can do real refcounting on them.

 gsk/gskvulkanimage.c        |   25 +++++++++++++++++++++----
 gsk/gskvulkanimageprivate.h |    5 +++--
 gsk/gskvulkanrender.c       |    2 +-
 3 files changed, 25 insertions(+), 7 deletions(-)
---
diff --git a/gsk/gskvulkanimage.c b/gsk/gskvulkanimage.c
index 279d7bb..f57c5d5 100644
--- a/gsk/gskvulkanimage.c
+++ b/gsk/gskvulkanimage.c
@@ -8,6 +8,8 @@
 
 struct _GskVulkanImage
 {
+  GObject parent_instance;
+
   GdkVulkanContext *vulkan;
 
   VkImage vk_image;
@@ -16,6 +18,8 @@ struct _GskVulkanImage
   GskVulkanMemory *memory;
 };
 
+G_DEFINE_TYPE (GskVulkanImage, gsk_vulkan_image, G_TYPE_OBJECT)
+
 static GskVulkanImage *
 gsk_vulkan_image_new (GdkVulkanContext      *context,
                       gsize                  width,
@@ -27,7 +31,7 @@ gsk_vulkan_image_new (GdkVulkanContext      *context,
   VkMemoryRequirements requirements;
   GskVulkanImage *self;
 
-  self = g_slice_new0 (GskVulkanImage);
+  self = g_object_new (GSK_TYPE_VULKAN_IMAGE, NULL);
 
   self->vulkan = g_object_ref (context);
 
@@ -251,7 +255,7 @@ gsk_vulkan_image_new_from_data_via_staging_image (GdkVulkanContext  *context,
                         });
 
   /* XXX: Is this okay or do we need to keep the staging image around until the commands execute */
-  gsk_vulkan_image_free (staging);
+  g_object_unref (staging);
 
   gsk_vulkan_image_ensure_view (self);
 
@@ -323,8 +327,10 @@ gsk_vulkan_image_new_from_data (GdkVulkanContext  *context,
 }
 
 void
-gsk_vulkan_image_free (GskVulkanImage *self)
+gsk_vulkan_image_finalize (GObject *object)
 {
+  GskVulkanImage *self = GSK_VULKAN_IMAGE (object);
+
   if (self->vk_image_view != VK_NULL_HANDLE)
     {
       vkDestroyImageView (gdk_vulkan_context_get_device (self->vulkan),
@@ -340,7 +346,18 @@ gsk_vulkan_image_free (GskVulkanImage *self)
 
   g_object_unref (self->vulkan);
 
-  g_slice_free (GskVulkanImage, self);
+  G_OBJECT_CLASS (gsk_vulkan_image_parent_class)->finalize (object);
+}
+
+static void
+gsk_vulkan_image_class_init (GskVulkanImageClass *klass)
+{
+  G_OBJECT_CLASS (klass)->finalize = gsk_vulkan_image_finalize;
+}
+
+static void
+gsk_vulkan_image_init (GskVulkanImage *self)
+{
 }
 
 VkImage
diff --git a/gsk/gskvulkanimageprivate.h b/gsk/gskvulkanimageprivate.h
index 57686ea..a706a41 100644
--- a/gsk/gskvulkanimageprivate.h
+++ b/gsk/gskvulkanimageprivate.h
@@ -5,7 +5,9 @@
 
 G_BEGIN_DECLS
 
-typedef struct _GskVulkanImage GskVulkanImage;
+#define GSK_TYPE_VULKAN_IMAGE (gsk_vulkan_image_get_type ())
+
+G_DECLARE_FINAL_TYPE (GskVulkanImage, gsk_vulkan_image, GSK, VULKAN_IMAGE, GObject)
 
 GskVulkanImage *        gsk_vulkan_image_new_from_data                  (GdkVulkanContext       *context,
                                                                          VkCommandBuffer         
command_buffer,
@@ -13,7 +15,6 @@ GskVulkanImage *        gsk_vulkan_image_new_from_data                  (GdkVulk
                                                                          gsize                   width,
                                                                          gsize                   height,
                                                                          gsize                   stride);
-void                    gsk_vulkan_image_free                           (GskVulkanImage         *image);
 
 VkImage                 gsk_vulkan_image_get_image                      (GskVulkanImage         *self);
 VkImageView             gsk_vulkan_image_get_image_view                 (GskVulkanImage         *self);
diff --git a/gsk/gskvulkanrender.c b/gsk/gskvulkanrender.c
index 640c321..fa51779 100644
--- a/gsk/gskvulkanrender.c
+++ b/gsk/gskvulkanrender.c
@@ -303,7 +303,7 @@ gsk_vulkan_render_cleanup (GskVulkanRender *self)
 
   g_slist_free_full (self->render_passes, (GDestroyNotify) gsk_vulkan_render_pass_free);
   self->render_passes = NULL;
-  g_slist_free_full (self->cleanup_images, (GDestroyNotify) gsk_vulkan_image_free);
+  g_slist_free_full (self->cleanup_images, g_object_unref);
   self->cleanup_images = NULL;
 }