[gtk+] Small simplification

[Matthias Clasen <matthiasc src gnome org>]

commit 983e0b79565dfb3318b35d6020a33054abe44a00
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Sep 30 10:42:32 2017 -0400

    Small simplification
    
    Just keep the viewport as a graphene_rect_t, we don't need
    to use the Vulkan type here.

 gsk/gskvulkanrender.c |   15 ++++++---------
 1 files changed, 6 insertions(+), 9 deletions(-)
---
diff --git a/gsk/gskvulkanrender.c b/gsk/gskvulkanrender.c
index 37c8c26..d4f4e4e 100644
--- a/gsk/gskvulkanrender.c
+++ b/gsk/gskvulkanrender.c
@@ -32,7 +32,7 @@ struct _GskVulkanRender
   GdkVulkanContext *vulkan;
 
   int scale_factor;
-  VkRect2D viewport;
+  graphene_rect_t viewport;
   cairo_region_t *clip;
 
   GHashTable *framebuffers;
@@ -73,7 +73,7 @@ gsk_vulkan_render_setup (GskVulkanRender       *self,
 
   if (rect)
     {
-      self->viewport = (VkRect2D) { { rect->origin.x, rect->origin.y }, { rect->size.width, 
rect->size.height } };
+      self->viewport = *rect;
       self->scale_factor = 1;
       self->clip = cairo_region_create_rectangle (&(cairo_rectangle_int_t) {
                                                       0, 0,
@@ -84,9 +84,9 @@ gsk_vulkan_render_setup (GskVulkanRender       *self,
   else
     {
       self->scale_factor = gsk_renderer_get_scale_factor (self->renderer);
-      self->viewport.offset = (VkOffset2D) { 0, 0 };
-      self->viewport.extent.width = gdk_window_get_width (window) * self->scale_factor;
-      self->viewport.extent.height = gdk_window_get_height (window) * self->scale_factor;
+      self->viewport = GRAPHENE_RECT_INIT (0, 0,
+                                           gdk_window_get_width (window) * self->scale_factor,
+                                           gdk_window_get_height (window) * self->scale_factor);
       self->clip = gdk_drawing_context_get_clip (gsk_renderer_get_drawing_context (self->renderer));
     }
 }
@@ -334,10 +334,7 @@ gsk_vulkan_render_add_node (GskVulkanRender *self,
                                      self->target,
                                      self->scale_factor,
                                      &mv,
-                                     &GRAPHENE_RECT_INIT (
-                                         self->viewport.offset.x, self->viewport.offset.y,
-                                         self->viewport.extent.width, self->viewport.extent.height
-                                     ),
+                                     &self->viewport,
                                      self->clip,
                                      VK_NULL_HANDLE);