MathEx.cs

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public static class MathEx
{
    public static bool IsSameSign(int a, int b)
    {
        if (a < 0 || b < 0)
        {
            if (a < 0)
            {
                return b < 0;
            }
            return false;
        }
        return true;
    }
 
    public static int ClampToInt(long a)
    {
        if (a > int.MaxValue)
        {
            return int.MaxValue;
        }
        if (a < int.MinValue)
        {
            return int.MinValue;
        }
        return (int)a;
    }
 
    public static int ClampToInt(long a, int b = int.MaxValue)
    {
        if (a > b)
        {
            return b;
        }
        if (a < -b)
        {
            return -b;
        }
        return (int)a;
    }
 
    public static long Max(long a, long b)
    {
        if (a >= b)
        {
            return a;
        }
        return b;
    }
}