private void convertNumber(object sender, EventArgs e)
{
IEEE754 patternIEEE = new IEEE754();
valueOne.Text = !string.IsNullOrEmpty(valueOne.Text) ? valueOne.Text.Replace(".", ",") : "0";
valueTwo.Text = !string.IsNullOrEmpty(valueTwo.Text) ? valueTwo.Text.Replace(".", ",") : "0";
string nBin1 = patternIEEE.FloatToBinary(float.Parse(valueOne.Text));
string nBin2 = patternIEEE.FloatToBinary(float.Parse(valueTwo.Text));
string[] result1 = nBin1.Split(' ');
signalBit1.Text = result1[0];
expoente1.Text = result1[1];
fracao1.Text = result1[2];
string[] result2 = nBin2.Split(' ');
signalBit2.Text = result2[0];
expoente2.Text = result2[1];
fracao2.Text = result2[2];
// int integerPart1 = int.Parse(valueOne.Text.Split(',')[0]);
// int integerPart2 = int.Parse(valueTwo.Text.Split(',')[0]);
// string integerPart1Bin = Convert.ToString(integerPart1, 2);
// string integerPart2Bin = Convert.ToString(integerPart2, 2);
string n1Hex = patternIEEE.BinaryToHex(nBin1);
string n2Hex = patternIEEE.BinaryToHex(nBin2);
//dividir o numero de 24 bits em 6 partes e transformar cada grupo de 4 bits para hexa
valueOneHex.Text = "0x" + n1Hex.ToUpper();
valueTwoHex.Text = "0x" + n2Hex.ToUpper();
}
private void setResultFields(string binResult)
{
IEEE754 patternIEEE = new IEEE754();
signalResult.Text = binResult.Substring(0, 1);
expoentResult.Text = binResult.Substring(1, 8);
fracaoResult.Text = binResult.Substring(9, 23);
string n1Hex = patternIEEE.BinaryToHex(binResult);
hexResult.Text = "0x" + n1Hex.ToUpper();
floatResult.Text = patternIEEE.hexToFloat(n1Hex).ToString();
}
private void add(object sender, EventArgs e)
{
IEEE754 patternIEEE = new IEEE754();
valueOne.Text = !string.IsNullOrEmpty(valueOne.Text) ? valueOne.Text.Replace(".", ",") : "0";
valueTwo.Text = !string.IsNullOrEmpty(valueTwo.Text) ? valueTwo.Text.Replace(".", ",") : "0";
string nBin1 = patternIEEE.FloatToBinary(float.Parse(valueOne.Text)).Replace(" ", "");
string nBin2 = patternIEEE.FloatToBinary(float.Parse(valueTwo.Text)).Replace(" ", "");
string result = this.operation(nBin1, nBin2);
this.setResultFields(result);
}
//private void subtract(object sender, EventArgs e)
//{
// MessageBox.Show("Não implementado");
//}
private void subtract(object sender, EventArgs e)
{
IEEE754 patternIEEE = new IEEE754();
double v1 = !string.IsNullOrEmpty(valueOne.Text) ? double.Parse(valueOne.Text.Replace(".", ",")) : 0d;
double v2 = !string.IsNullOrEmpty(valueTwo.Text) ? double.Parse(valueTwo.Text.Replace(".", ",")) : 0d;
string nBin1 = patternIEEE.FloatToBinary(float.Parse(valueOne.Text)).Replace(" ", "");
string nBin2 = patternIEEE.FloatToBinary(float.Parse(valueTwo.Text)).Replace(" ", "");
string mantissaBit1 = "", mantissaBit2 = "";
Ula24Bits ula24Bits;
if (v1 < 0)
{
nBin1 = nBin1[0] + nBin1.Substring(1, 8) + nBin1.Substring(9, 23).Replace('0', 'x');
nBin1 = nBin1[0] + nBin1.Substring(1, 8) + nBin1.Substring(9, 23).Replace('1', '0');
nBin1 = nBin1[0] + nBin1.Substring(1, 8) + nBin1.Substring(9, 23).Replace('x', '1');
ula24Bits = new Ula24Bits(arrayParse(nBin1.Substring(9, 23), 24), arrayParse("1".PadLeft(24, '0'), 24), 3, 0);
mantissaBit1 = string.Join(string.Empty, ula24Bits.getSaidas());
mantissaBit1 = nBin1[0] + nBin1.Substring(1, 8) + mantissaBit1.Substring(0, 23);
}
nBin2 = nBin2[0] + nBin2.Substring(1, 8) + nBin2.Substring(9, 23).Replace('0', 'x');
nBin2 = nBin2[0] + nBin2.Substring(1, 8) + nBin2.Substring(9, 23).Replace('1', '0');
nBin2 = nBin2[0] + nBin2.Substring(1, 8) + nBin2.Substring(9, 23).Replace('x', '1');
ula24Bits = new Ula24Bits(arrayParse(nBin2.Substring(9, 23), 24), arrayParse("1".PadLeft(24, '0'), 24), 3, 0);
mantissaBit2 = string.Join(string.Empty, ula24Bits.getSaidas());
mantissaBit2 = nBin2[0] + nBin2.Substring(1, 8) + mantissaBit2.Substring(0, 23);
if (mantissaBit1 == "")
{
mantissaBit1 = nBin1;
}
string result = this.operation(mantissaBit1, mantissaBit2);
this.setResultFields(result);
}
private void multiply(object sender, EventArgs e)
{
IEEE754 patternIEEE = new IEEE754();
double v1 = !string.IsNullOrEmpty(valueOne.Text) ? double.Parse(valueOne.Text.Replace(".", ",")) : 0d;
double v2 = !string.IsNullOrEmpty(valueTwo.Text) ? double.Parse(valueTwo.Text.Replace(".", ",")) : 0d;
double count;
if (float.Parse(valueOne.Text.Replace(".", ",")) != 0 && float.Parse(valueTwo.Text.Replace(".", ",")) != 0)
{
string nBin1 = patternIEEE.FloatToBinary(float.Parse(valueOne.Text.Replace(".", ","))).Replace(" ", "");
string nBin2 = patternIEEE.FloatToBinary(float.Parse(valueTwo.Text.Replace(".", ","))).Replace(" ", "");
string mult, result = "0", numToSumBin = "";
if (IsInteger(v1))
{
if (v1 < 0)
{
count = v1 * (-1) - 1;
nBin2 = nBin2[0] == '1' && nBin1[0] == '1' ? '0' + nBin2.Substring(1, 31) : '1' + nBin2.Substring(1, 31);
mult = nBin2;
result = nBin2;
}
else
{
count = v1 - 1;
mult = nBin2;
result = nBin2;
}
}
else if (IsInteger(v2))
{
if (v1 < 0)
{
count = v2 * (-1) - 1;
nBin1 = nBin1[0] == '1' && nBin2[0] == '1' ? '0' + nBin1.Substring(1, 31) : '1' + nBin1.Substring(1, 31);
mult = nBin1;
result = nBin1;
}
else
{
count = v2 - 1;
mult = nBin1;
result = nBin1;
}
}
else
{
double num = double.Parse(valueTwo.Text.Replace(".", ","));
count = Math.Floor(num) - 1;
double numToSum = v1 * (num - Math.Floor(num));
numToSumBin = patternIEEE.FloatToBinary(float.Parse(numToSum.ToString())).Replace(" ", "");
double n = double.Parse(valueTwo.Text.Replace(".", ",")) - (count + 1);
mult = nBin1;
result = nBin1;
}
for (int i = 0; i < count; i++)
{
result = this.operation(result, mult);
}
if (numToSumBin != "")
{
result = this.operation(result, numToSumBin);
}
this.setResultFields(result);
}
else
{
this.setResultFields(patternIEEE.FloatToBinary(0));
}
}