public double CalculateRealQuantityOfTicks_Right(double x, double y)
{
long num1 = (long)(y - x) / Session * 864000000000L;
long num2 = (long)(y - x) % Session;
return (double)((long)(x + (double)num1) / 864000000000L * 864000000000L + this.lastSessionTick) - (x + (double)num1) < (double)num2 ? (double)(num1 + num2 + 864000000000L - Session) : (double)(num1 + num2);
}