// Gives angle between 2 points.
// Unlike Vector3.Angle that gives angle between vectors
// Result is between -180..180 or 0..360
// self + Vector.forward is angle 0
// self + Vector.backward is angle 180
private static float AngleFromForward(this Vector3 self, Vector3 other, AngleDomain resultDomain = AngleDomain.From0To360)
{
float angle = Mathf.Atan2(other.x - self.x, other.z - self.z) * Mathf.Rad2Deg;
if (resultDomain == AngleDomain.From0To360)
{
if (angle < 0)
{
angle += 360;
}
}
return(angle);
}
// Gives angle between 2 points.
// Unlike Vector3.Angle that gives angle between vectors
// Result is between -180..180 or 0..360
// self + Vector.up is angle 0
// self + Vector.down is angle 180
private static float AngleFromUp( this Vector3 self, Vector3 other, AngleDomain resultDomain = AngleDomain.From0To360 )
{
float angle = Mathf.Atan2 ( other.x - self.x, other.y - self.y ) * Mathf.Rad2Deg;
if ( resultDomain == AngleDomain.From0To360 )
if ( angle < 0 )
angle += 360;
return angle;
}
public static float AngleFromForward(this Vector3 self, AngleDomain resultDomain = AngleDomain.From0To360)
{
return(Vector3.zero.AngleFromForward(self, resultDomain));
}
// public static float AngleFromUp ( this Vector3 self, AngleDomain resultDomain = AngleDomain.From0To360 )
// {
// return Vector2.zero.Angle ( self, resultDomain );
// }
// Gives angle of this vector around up vector (Z).
// Unlike Vector3.Angle that gives angle between vectors
// Result is between -180..180 or 0..360
// self + Vector.up is angle 0
// self + Vector.down is angle 180
public static float AngleFromUp( this Vector3 self, AngleDomain resultDomain = AngleDomain.From0To360 )
{
return Vector3.zero.AngleFromUp ( self, resultDomain );
}
