[hamradio-commits] [dump1090] 25/389: Set heading to 0 when speed is 0.

[Matthew Ernisse]

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mernisse-guest pushed a commit to branch master
in repository dump1090.

commit 539039f03772621f98c6b0ca7566fec6954efc88
Author: antirez <antirez at gmail.com>
Date:   Thu Jan 10 19:03:41 2013 +0100

    Set heading to 0 when speed is 0.
---
 dump1090.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dump1090.c b/dump1090.c
index e50edd7..14ce277 100644
--- a/dump1090.c
+++ b/dump1090.c
@@ -893,6 +893,8 @@ void decodeModesMessage(struct modesMessage *mm, unsigned char *msg) {
                     mm->heading = heading * 360 / (M_PI*2);
                     /* We don't want negative values but a 0-360 scale. */
                     if (mm->heading < 0) mm->heading += 360;
+                } else {
+                    mm->heading = 0;
                 }
             } else if (mm->mesub == 3 || mm->mesub == 4) {
                 mm->heading_is_valid = msg[5] & (1<<2);

-- 
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