/// <summary>
/// Finds the angle in radians between the Vector3 and specified other Vector3.
/// </summary>
/// <param name="compareTo">Other Vector3 to compare to for angle calculation.</param>
public float AngleBetween(Vector3 compareTo)
{
// Normalize both Vector3s
Vector3 a = GetNormalized();
Vector3 b = compareTo.GetNormalized();
return((float)Math.Acos(a.Dot(b)));
}
public float AngleBetween(Vector3 other)
{
Vector3 a = GetNormalized();
Vector3 b = other.GetNormalized();
float d = a.Dot(b);
return((float)Math.Acos(d));
}
float AngleBetween(Vector3 other)
{
Vector3 a = GetNormalized();
Vector3 b = other.GetNormalized();
float d = a.x * b.x + a.y * b.y + a.z * b.z;
return((float)Math.Acos(d));
}