[mutter] kms/update: Add helper to turn fixed point rect into int rect

[Jonas Ådahl <jadahl src gnome org>]

commit 2a990cc140c7b5782e76a172e229e75d98b34264
Author: Jonas Ådahl <jadahl gmail com>
Date:   Fri Oct 4 11:53:36 2019 +0200

    kms/update: Add helper to turn fixed point rect into int rect
    
    Currently unused, but will in the following commit.
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/826

 src/backends/native/meta-kms-update.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)
---
diff --git a/src/backends/native/meta-kms-update.h b/src/backends/native/meta-kms-update.h
index fc7d83f33..1b6942f27 100644
--- a/src/backends/native/meta-kms-update.h
+++ b/src/backends/native/meta-kms-update.h
@@ -27,6 +27,7 @@
 
 #include "backends/meta-monitor-transform.h"
 #include "backends/native/meta-kms-types.h"
+#include "meta/boxes.h"
 
 struct _MetaKmsPageFlipFeedback
 {
@@ -89,4 +90,15 @@ meta_fixed_16_to_int (MetaFixed16 fixed)
   return fixed / 65536;
 }
 
+static inline MetaRectangle
+meta_fixed_16_rectangle_to_rectangle (MetaFixed16Rectangle fixed_rect)
+{
+  return (MetaRectangle) {
+    .x = meta_fixed_16_to_int (fixed_rect.x),
+    .y = meta_fixed_16_to_int (fixed_rect.y),
+    .width = meta_fixed_16_to_int (fixed_rect.width),
+    .height = meta_fixed_16_to_int (fixed_rect.height),
+  };
+}
+
 #endif /* META_KMS_UPDATE_H */