1 files changed, 13 insertions, 1 deletions

diff --git a/src/ppu.c b/src/ppu.c
index 38b27e6..bedf02d 100644
--- a/src/ppu.c
+++ b/src/ppu.c
@@ -22,12 +22,17 @@
    WITH REGARD TO THIS SOFTWARE.
    */
 
+// Parameters.
+static int zoom = 2;
+static int frames_per_update = 5;
+static int blits_per_refresh = 60 * 5;
+
 static size_t screen_width = 0;
 static size_t screen_height = 0;
 static size_t bpp = 0;
 static int fb_file = 0;
 static int refresh_file = 0;
-static int zoom = 2;
+static frames_refresh = 0;
 
 static u8 *framebuffer = 0;
 
@@ -242,5 +247,12 @@ blit_framebuffer(void) {
         }
         dirty_lines[j] = 0;
     }
+    // NOTE: Maybe this should happen on blit_framebuffer depending on
+    // the number of actual updates (uxn applications that don't modify
+    // the framebuffer shouldn't have to blink).
+    if (++frames_refresh > blits_per_refresh) {
+        write(refresh_file, "1", 1);
+        frames_refresh = 0;
+    }
     reqdraw = 0;
 }