From 0b9e224be98b31b3f87475fe224167c9672949a6 Mon Sep 17 00:00:00 2001
From: jmt <jmt>
Date: Sat, 3 Jan 2009 17:58:01 +0000
Subject: [PATCH] Patch from Ron Jensen: make the TTW computation marginally
 less silly.

---
 src/Instrumentation/gps.cxx | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/src/Instrumentation/gps.cxx b/src/Instrumentation/gps.cxx
index 913aba769..424ed3e90 100644
--- a/src/Instrumentation/gps.cxx
+++ b/src/Instrumentation/gps.cxx
@@ -485,14 +485,9 @@ GPS::updateTTWNode(UpdateContext& ctx, double distance_m, SGPropertyNode_ptr nod
       unsigned int TTW_minutes = 0;
       unsigned int TTW_hours   = 0;
       char TTW_str[9];
-      while (TTW_seconds >= 3600) {
-        TTW_seconds -= 3600;
-        TTW_hours++;
-      }
-      while (TTW_seconds >= 60) {
-        TTW_seconds -= 60;
-        TTW_minutes++;
-      }
+      TTW_hours   = TTW_seconds / 3600;
+      TTW_minutes = (TTW_seconds / 60) % 60;
+      TTW_seconds = TTW_seconds % 60;
       snprintf(TTW_str, 9, "%02d:%02d:%02d",
         TTW_hours, TTW_minutes, TTW_seconds);
       node->setStringValue(TTW_str);