diff options
| author | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2018-03-19 19:56:15 +0100 |
|---|---|---|
| committer | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2018-03-19 19:56:15 +0100 |
| commit | 1542c122b3672fe83e027411ad2445772e2d0ed3 (patch) | |
| tree | e535bc621bd7ffa9d5ce89e0d495df5d1c4ab6fd /app/bin/utility.c | |
| parent | 773810e6583142d7d15263e6481c42aebed6d7f1 (diff) | |
| parent | d1a8285f818eb7e5c3d6a05709ea21a808490b8c (diff) | |
Update upstream source from tag 'upstream/5.1.0'
Update to upstream version '5.1.0'
with Debian dir 93ca74b8b4602fce4c9c7740e0cfdde25f086673
Diffstat (limited to 'app/bin/utility.c')
| -rw-r--r-- | app/bin/utility.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/app/bin/utility.c b/app/bin/utility.c index 9708ac4..d1f798c 100644 --- a/app/bin/utility.c +++ b/app/bin/utility.c @@ -82,6 +82,22 @@ double NormalizeAngle( double a ) return a; } +double DifferenceBetweenAngles(double a, double b) { + double difference = b - a; + while (difference < -180) difference += 360; + while (difference > 180) difference -= 360; + return difference; +} + +int AngleInRange(double a, double start, double size) { + if (DifferenceBetweenAngles(start+size,a)<=0.0) { + if (DifferenceBetweenAngles(start,a)>=0.0) + return 0; + else return 1; + } + return -1; +} + int IsAligned( double a1, double a2 ) |