/// <summary>
/// Adds two IEEE format numbers.
/// </summary>
/// <param name="firstNumber"></param>
/// <param name="secondNumber"></param>
/// <returns></returns>
/// <see cref="https://www.tutorialspoint.com/computer_logical_organization/binary_arithmetic.htm"/>
public string Add(string[] numbers)
{
StringManipulation manipulationObject = new StringManipulation();
string[] equalLengthNumbers = manipulationObject.MakeEqualLength(numbers);
ValueEnum sumEnum;
StringBuilder firstNumberBuilder = new StringBuilder(manipulationObject.ReverseString(numbers[0]));
StringBuilder secondNumberBuilder = new StringBuilder(manipulationObject.ReverseString(numbers[1]));
StringBuilder sumBuilder = new StringBuilder();
int sum = 0, carry = 0;
int index = 0;
for (int i = 0; i < firstNumberBuilder.Length; i++)
{
if (firstNumberBuilder[i] == '.' || secondNumberBuilder[i] == '.')
{
index = i;
continue;
}
sum = firstNumberBuilder[i] + secondNumberBuilder[i] + carry - 96;
sumEnum = (ValueEnum)sum;
switch (sumEnum)
{
case ValueEnum.ZERO:
sum = 0; carry = 0;
break;
case ValueEnum.ONE:
sum = 1; carry = 0;
break;
case ValueEnum.TWO:
sum = 0; carry = 1;
break;
case ValueEnum.THREE:
sum = 1; carry = 1;
break;
}
sumBuilder.Append(sum);
}
if (carry == 1)
{
sumBuilder.Append(carry);
}
sumBuilder.Insert(index, '.');
return(manipulationObject.ReverseString(sumBuilder.ToString()));
}
/// <summary>
/// Converts a binary number to floating point number.
/// </summary>
/// <param name="number"></param>
public float BinaryToFloat(string number)
{
StringManipulation stringIndex = new StringManipulation();
int index = stringIndex.IndexOf(number, '.');
string partOneNumber = stringIndex.Substring(number, 0, index);
string partTwoNumber = stringIndex.Substring(number, index + 1, number.Length - index - 1);
float integralPart = Convert.ToInt32(partOneNumber, 2);
int iterator;
float fractionalPart = 0;
for (iterator = 0; iterator < partTwoNumber.Length - 1; iterator++)
{
fractionalPart += (float)((partTwoNumber[iterator] - 48) / Math.Pow(2, iterator + 1));
}
return(integralPart + fractionalPart);
}
