private static void SimplifyNode(ref INode result)
{
// Check for an InputVariableNode in result
if (result.GetNodes().Any(n => n.GetType() == typeof(InputVariableNode) || n.GetType() == typeof(InputSizeNode)
|| n.GetType() == typeof(CollectionSizeNode) || n.GetType() == typeof(SumNode)))
return;
// We don't have an InputVariableNode, so we can simplify into a single constant
double constant = result.Calculate(new List<double>(), new List<List<double>>());
result = new ConstantNode(result.Context, constant);
}
public static INode GenerateNode(NodeContext context)
{
INode result = null;
if (context.DepthLevel > 20)
{
result = new ConstantNode(context.GenerateNewLevel());
return result;
}
int probability = 10;
while (result == null)
{
if (RandomUtil.Random.Next(100) < probability)
{
result = new AddNode(context.GenerateNewLevel());
}
else if (RandomUtil.Random.Next(100) < probability)
{
result = new SubtractNode(context.GenerateNewLevel());
}
else if (RandomUtil.Random.Next(100) < probability)
{
result = new MultiplyNode(context.GenerateNewLevel());
}
else if (RandomUtil.Random.Next(100) < probability)
{
result = new DivideNode(context.GenerateNewLevel());
}
else if (RandomUtil.Random.Next(100) < probability)
{
result = new InputSizeNode(context.GenerateNewLevel());
}
else if (RandomUtil.Random.Next(100) < probability)
{
result = new CollectionSizeNode(context.GenerateNewLevel());
}
else if (RandomUtil.Random.Next(100) < probability && context.AvailableInputs.Count > 0)
{
result = new InputVariableNode(context.GenerateNewLevel());
}
else if (RandomUtil.Random.Next(100) < probability && context.AvailableCollections.Count > 0)
{
result = new SumNode(context.GenerateNewLevel());
}
}
//NodeFactory.SimplifyNode(ref result);
return result;
}