[gtk+] gsk: Fix hidpi scaling

[Emmanuele Bassi <ebassi src gnome org>]

commit e0ab6d5a3c3b45c25a025df7792044d723cbc705
Author: Alexander Larsson <alexl redhat com>
Date:   Tue Aug 16 12:44:39 2016 +0200

    gsk: Fix hidpi scaling
    
    We store the vertices in (unscaled) window coords (but the item size
    is still scaled to match the texture size). Also, the
    projection/model-view multiplication order is switched so that the scale
    is applied at the right place.

 gsk/gskglrenderer.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/gsk/gskglrenderer.c b/gsk/gskglrenderer.c
index f9218ea..dcdd0cf 100644
--- a/gsk/gskglrenderer.c
+++ b/gsk/gskglrenderer.c
@@ -364,7 +364,7 @@ gsk_gl_renderer_update_frustum (GskGLRenderer           *self,
 {
   GSK_NOTE (TRANSFORMS, g_print ("Updating the modelview/projection\n"));
 
-  graphene_matrix_multiply (projection, modelview, &self->mvp);
+  graphene_matrix_multiply (modelview, projection, &self->mvp);
 
   graphene_frustum_init_from_matrix (&self->frustum, &self->mvp);
 
@@ -632,12 +632,12 @@ gsk_gl_renderer_add_render_item (GskGLRenderer           *self,
   /* Each render item is an axis-aligned bounding box that we
    * transform using the given transformation matrix
    */
-  item.min.x = bounds.origin.x * scale_factor;
-  item.min.y = bounds.origin.y * scale_factor;
+  item.min.x = bounds.origin.x;
+  item.min.y = bounds.origin.y;
   item.min.z = 0.f;
 
-  item.max.x = item.min.x + item.size.width;
-  item.max.y = item.min.y + item.size.height;
+  item.max.x = item.min.x + bounds.size.width;
+  item.max.y = item.min.y + bounds.size.height;
   item.max.z = 0.f;
 
   /* The location of the item, in normalized world coordinates */