public void GenerateTruthTable(string expression)
{
int variableCount = VariableExpression.VariableCount(expression);
Debug.Log("Generated an expression with " + variableCount.ToString() + " variables.");
if (variableCount == 0)
{
bool outcome = VariableExpression.GenerateTruthValue(expression, new bool[0]);
TableEntry displayResult = CreateTableEntry(0);
displayResult.OverrideVariableLabels("Result (identity): ", outcome);
displayResult.PositionInTable(0);
}
else
{
if (variableCount >= 2)
{
Main.Instance.UpdateInputLength(variableCount);
}
labelVariableNames.text = "Table for " + variableCount + " variable(s) "
+ VariableExpression.logicVariableAlphabet.Substring(0, variableCount);
int bitsSet = 0;
// Iterate through each row / combination of the binary truth table.
for (int i = 0; i < BinaryHelper.PowBaseTwo(variableCount); i++)
{
bool[] variableBits = BinaryHelper.BinaryValueToBoolean(i, variableCount);
bool outcome = VariableExpression.GenerateTruthValue(expression, variableBits);
TableEntry tableEntry = CreateTableEntry(i / itemsPerColumn);
tableEntry.SetVariableLabels(variableBits, outcome);
tableEntry.PositionInTable(i % itemsPerColumn);
if (outcome)
{
bitsSet++;
}
if (variableCount >= 2)
{
Main.Instance.gridState[i] = outcome;
}
}
outputDetail.text = $"{bitsSet} / {BinaryHelper.PowBaseTwo(variableCount)} truthy bits";
}
}
public void UpdateTruthTable()
{
labelVariableNames.text = "Table for " + Main.Instance.inputLength + " variable(s) "
+ VariableExpression.logicVariableAlphabet.Substring(0, Main.Instance.inputLength);
// Make a truth table to represent the current grid state.
for (int i = 0; i < Main.Instance.GridSize; i++)
{
bool[] variableBits = BinaryHelper.BinaryValueToBoolean(i, Main.Instance.inputLength);
bool outcome = Main.Instance.gridState[i];
TableEntry tableEntry = CreateTableEntry(i / itemsPerColumn);
tableEntry.SetVariableLabels(variableBits, outcome);
tableEntry.PositionInTable(i % itemsPerColumn);
}
int bitsSet = BinaryHelper.CountBitsSet(Main.Instance.gridState);
outputDetail.text = $"{bitsSet} / {Main.Instance.GridSize} truthy bits";
}