public static void Normal(out Vector3D o, ref Vector3D in1)
{
float length = in1.GetLength();
o.X = in1.X / length;
o.Y = in1.Y / length;
o.Z = in1.Z / length;
}
public static void Cross(out Vector3D o, ref Vector3D in1, ref Vector3D in2)
{
float x = in1.Y * in2.Z - in1.Z * in2.Y;
float y = in1.Z * in2.X - in1.X * in2.Z;
float z = in1.X * in2.Y - in1.Y * in2.X;
o.X = x;
o.Y = y;
o.Z = z;
}
public static float Dot(ref Vector3D in1, ref Vector3D in2)
{
return in1.X * in2.X + in1.Y * in2.Y + in1.Z * in2.Z;
}
