[retro-gtk/wip/aplazas/gl-display] gl-display: Mesure draw

[Adrien Plazas <aplazas src gnome org>]

commit 6aef735ad2275c797ca20cb187d7eeadcb64cb4b
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Fri Nov 17 20:15:26 2017 +0100

    gl-display: Mesure draw

 retro-gtk/retro-gl-display.c |   17 +++++++++++++++++
 1 files changed, 17 insertions(+), 0 deletions(-)
---
diff --git a/retro-gtk/retro-gl-display.c b/retro-gtk/retro-gl-display.c
index 8063d2f..5bfbb7f 100644
--- a/retro-gtk/retro-gl-display.c
+++ b/retro-gtk/retro-gl-display.c
@@ -378,6 +378,21 @@ retro_gl_display_set_property (GObject      *object,
   }
 }
 
+static gboolean (*gtk_gl_area_draw) (GtkWidget *widget, cairo_t *cr);
+
+static gboolean
+retro_gl_display_draw (GtkWidget *widget,
+                       cairo_t   *cr)
+{
+  GTimer *timer = g_timer_new ();
+  gboolean result = gtk_gl_area_draw (widget, cr);
+
+  g_message ("draw took %lf msec ", g_timer_elapsed (timer, NULL) * 1000.0);
+  g_timer_destroy (timer);
+
+  return result;
+}
+
 static void
 retro_gl_display_class_init (RetroGLDisplayClass *klass)
 {
@@ -391,6 +406,8 @@ retro_gl_display_class_init (RetroGLDisplayClass *klass)
 
   widget_class->realize = retro_gl_display_realize;
   widget_class->unrealize = retro_gl_display_unrealize;
+  gtk_gl_area_draw = widget_class->draw;
+  widget_class->draw = retro_gl_display_draw;
 
   glarea_class->render = retro_gl_display_render;