[gtk/wip/chergert/quartz4u] macos: include refresh rate for use by display/monitor



commit bf9cadda3808f2e9aa2704f0e9a51a3ab364dc94
Author: Christian Hergert <chergert redhat com>
Date:   Thu May 14 15:12:49 2020 -0700

    macos: include refresh rate for use by display/monitor

 gdk/macos/gdkdisplaylinksource.c | 1 +
 gdk/macos/gdkdisplaylinksource.h | 1 +
 2 files changed, 2 insertions(+)
---
diff --git a/gdk/macos/gdkdisplaylinksource.c b/gdk/macos/gdkdisplaylinksource.c
index 2961042724..7840a362fb 100644
--- a/gdk/macos/gdkdisplaylinksource.c
+++ b/gdk/macos/gdkdisplaylinksource.c
@@ -188,6 +188,7 @@ gdk_display_link_source_new (void)
   if (period == 0.0)
     period = 1.0 / 60.0;
   impl->refresh_interval = period * 1000000L;
+  impl->refresh_rate = 1.0 / period * 1000L;
 
   /*
    * Wire up our callback to be executed within the high-priority thread.
diff --git a/gdk/macos/gdkdisplaylinksource.h b/gdk/macos/gdkdisplaylinksource.h
index 7493b0c0d4..ed769b59f8 100644
--- a/gdk/macos/gdkdisplaylinksource.h
+++ b/gdk/macos/gdkdisplaylinksource.h
@@ -34,6 +34,7 @@ typedef struct
 
   CVDisplayLinkRef display_link;
   gint64           refresh_interval;
+  guint            refresh_rate;
 
   volatile gint64  presentation_time;
   volatile guint   needs_dispatch;


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