/// <summary>
/// Fast Vector2 normalization with 0.001 threshold error.
/// </summary>
/// <returns>Normalized Vector2.</returns>
public static Vector2 NormalizedFast(this Vector2 v)
{
var wrapper = new FloatInt();
wrapper.Float = v.x * v.x + v.y * v.y;
wrapper.Int = 0x5f3759df - (wrapper.Int >> 1);
v.x *= wrapper.Float;
v.y *= wrapper.Float;
return(v);
}
int DecNumber(string val)
{
if (val.EndsWith("f") || val.EndsWith("F"))
{
var Conv = new FloatInt();
Conv.FVal = Convert.ToSingle(val.TrimEnd('f', 'F'));
return(Conv.IntVal);
}
return(Convert.ToInt32(val));
}
/// <summary>
/// Fast Vector3 normalization with 0.001 threshold error.
/// </summary>
/// <returns>Normalized Vector3.</returns>
public static Vector3 NormalizedFast(this Vector3 v)
{
var wrapper = new FloatInt ();
wrapper.Float = v.x * v.x + v.y * v.y + v.z * v.z;
wrapper.Int = 0x5f3759df - (wrapper.Int >> 1);
v.x *= wrapper.Float;
v.y *= wrapper.Float;
v.z *= wrapper.Float;
return v;
}
