mirror of
git://source.winehq.org/git/wine.git
synced 2024-09-05 22:30:15 +00:00
dsound: Correctly calculate angle between vectors with equal and opposite directions.
Signed-off-by: Andrew Eikum <aeikum@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
parent
e32fe9ba81
commit
469c497849
|
@ -111,7 +111,13 @@ static inline D3DVALUE AngleBetweenVectorsRad (const D3DVECTOR *a, const D3DVECT
|
|||
return 0;
|
||||
|
||||
cos = product/(la*lb);
|
||||
angle = acos(cos);
|
||||
if(cos > 1.f){
|
||||
angle = 0;
|
||||
}else if(cos < -1.f){
|
||||
angle = M_PI;
|
||||
}else{
|
||||
angle = acos(cos);
|
||||
}
|
||||
TRACE("angle between (%f,%f,%f) and (%f,%f,%f) = %f radians (%f degrees)\n", a->x, a->y, a->z, b->x,
|
||||
b->y, b->z, angle, RadToDeg(angle));
|
||||
return angle;
|
||||
|
|
Loading…
Reference in a new issue