public static Radian GetAngle(Quat v1, Quat v2)
{
float a = (((v1.X * v2.X) + (v1.Y * v2.Y)) + (v1.Z * v2.Z)) + (v1.W * v2.W);
return(new Radian(MathFunctions.ACos(a) * 2f));
}
static Quat()
{
Identity = new Quat(0f, 0f, 0f, 1f);
}
public static Quat Slerp(Quat from, Quat to, float t)
{
Slerp(ref from, ref to, t, out Quat quat);
return(quat);
}
public static void Multiply(ref Vec3 v, ref Quat q, out Vec3 result)
{
Multiply(ref q, ref v, out result);
}
