/**
* Returns a normalized copy of the vector if safe to normalize.
*
* @param Tolerance Minimum squared length of vector for normalization.
* @return A normalized copy of the vector or a zero vector.
*/
public FVector4 GetSafeNormal(float Tolerance = Const.SMALL_NUMBER)
{
float SquareSum = X * X + Y * Y + Z * Z;
if (SquareSum > Tolerance)
{
float Scale = FMath.InvSqrt(SquareSum);
return(new FVector4(X * Scale, Y * Scale, Z * Scale, 0.0f));
}
return(new FVector4(0.0f));
}
