public static NETExpression CreateRandom(int intensity)
{
int positionValue = random.Next(0, intensity - 1);
List <Instruction> instructions = new List <Instruction>();
instructions.Add(OpCodes.Ldc_I4.ToInstruction(random.Next()));
instructions.Add(OpCodes.Ldc_I4.ToInstruction(random.Next()));
for (int i = 0; i < intensity; i++)
{
instructions.Add(GetRandomOperator().ToInstruction());
if (positionValue == i)
{
instructions.Add(OpCodes.Ldarg_0.ToInstruction());
}
else
{
instructions.Add(OpCodes.Ldc_I4.ToInstruction(random.Next()));
}
}
instructions.Add(GetRandomOperator().ToInstruction());
instructions.Add(OpCodes.Ret.ToInstruction());
return(new NETExpression()
{
Instructions = instructions
});
}
public static List <T> Shuffle <T>(List <T> array, out int[] position)
{
RandomGen rand = new RandomGen();
List <KeyValuePair <int, T> > list = new List <KeyValuePair <int, T> >();
foreach (T s in array)
{
list.Add(new KeyValuePair <int, T>(rand.Next(), s));
}
var sorted = from item in list
orderby item.Key
select item;
T[] result = new T[array.Count];
int index = 0;
foreach (KeyValuePair <int, T> pair in sorted)
{
result[index] = pair.Value;
index++;
}
List <int> positions = new List <int>();
for (int i = 0; i < array.Count; i++)
{
positions.Add(Array.IndexOf(array.ToArray(), result[i]));
}
position = positions.ToArray();
return(result.ToList());
}
public Instruction[] Create()
{
int positionValue = r.Next(0, intensity);
List <Instruction> instructions = new List <Instruction>();
instructions.Add(OpCodes.Ldc_I4.ToInstruction(r.Next()));
instructions.Add(OpCodes.Ldc_I4.ToInstruction(r.Next()));
for (int i = 0; i < intensity; i++)
{
instructions.Add(getRandomOperation().ToInstruction());
if (positionValue == i)
{
instructions.Add(OpCodes.Ldarg_0.ToInstruction());
}
else
{
instructions.Add(OpCodes.Ldc_I4.ToInstruction(r.Next()));
}
}
instructions.Add(getRandomOperation().ToInstruction());
instructions.Add(OpCodes.Ret.ToInstruction());
return(instructions.ToArray());
}