From bfe6f71794875f7401e7f2d341279fed14eb8c76 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Fri, 10 Feb 2017 00:30:33 -0600
Subject: [PATCH] Simplify filament_change_beep function

---
 Marlin/Marlin_main.cpp | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index 3a93bc63ef..885e07c535 100755
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -7294,18 +7294,12 @@ inline void gcode_M503() {
   unsigned long int runout_beep = 0;
 
   void filament_change_beep() {
-    millis_t ms = millis(); 
-    if (ms >= next_buzz) { 
-      if (runout_beep <= FILAMENT_CHANGE_NUMBER_OF_ALERT_BEEPS ) { // Only beep as long as we are supposed to! 
-      BUZZ(300, 2000); 
-      next_buzz = ms + 2500; // Beep every 2.5s while waiting 
-      runout_beep++; 
-      } 
-      else if (runout_beep > FILAMENT_CHANGE_NUMBER_OF_ALERT_BEEPS  && 
-               runout_beep <= (FILAMENT_CHANGE_NUMBER_OF_ALERT_BEEPS + 5)) { // End with a burst of short beeps 
-        BUZZ(200, 2000); 
-        next_buzz = ms + 400; // Beep  
-        runout_beep++; 
+    const millis_t ms = millis();
+    if (ELAPSED(ms, next_buzz)) {
+      if (runout_beep <= FILAMENT_CHANGE_NUMBER_OF_ALERT_BEEPS + 5) { // Only beep as long as we're supposed to
+        next_buzz = ms + (runout_beep <= FILAMENT_CHANGE_NUMBER_OF_ALERT_BEEPS ? 2500 : 400);
+        BUZZ(300, 2000);
+        runout_beep++;
       }
     }
   }
-- 
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