internal Genome BuildGenome()
{
var outputs = new Node[_numOutputs];
for (int i = 0; i < _numInputs; i++) {
outputs[i] = RampedHalfAndHalf();
}
return new Genome(outputs, this);
}
internal override Node Clone(Stack<Node> chainToReplace, Node newNode)
{
var replacedChild = chainToReplace.Pop();
if (chainToReplace.Count == 0) {
return replacedChild == Left ? new AddOperator(newNode, Right) : new AddOperator(Left, newNode);
}
return replacedChild == Left ? new AddOperator(Left.Clone(chainToReplace, newNode), Right) : new AddOperator(Left, Right.Clone(chainToReplace, newNode));
}
internal override bool Find(Stack<Node> stack, Node target)
{
bool result = this == target || Left.Find(stack, target) || Right.Find(stack, target);
if (result) {
stack.Push(this);
}
return result;
}
internal BinaryOperator(Node left, Node right)
: base(2)
{
Left = left;
Right = right;
}
internal override bool Find(Stack<Node> stack, Node target)
{
if (this == target) {
stack.Push(this);
return true;
}
return false;
}
internal override Node Clone(Stack<Node> chainToReplace, Node newNode)
{
Debugger.Break();
throw new Exception("Can't replace child of a terminal");
}
internal SubtractOperator(Node left, Node right)
: base(left, right)
{
}
internal CompareOperator(Node a, Node b, Node c, Node d)
: base(4)
{
_a = a;
_b = b;
_c = c;
_d = d;
_children = new[] {_a, _b, _c, _d};
}
internal ProtectedDivideOperator(Node left, Node right)
: base(left, right)
{
}
internal abstract bool Find(Stack<Node> stack, Node target);
internal abstract Node Clone(Stack<Node> chainToReplace, Node newNode);
internal MultiplyOperator(Node left, Node right)
: base(left, right)
{
}
internal ExponentOperator(Node left, Node right)
: base(left, right)
{
}
internal override Node Clone(Stack<Node> chainToReplace, Node newNode)
{
throw new OperationCanceledException();
/*
var replacedChild = chainToReplace.Pop();
Node a, b, c, d;
return chainToReplace.Count == 0 ? (
replacedChild == Left ?
new ExponentOperator(newNode, Right) :
new ExponentOperator(Left, newNode)) :
replacedChild == Left ?
new ExponentOperator(Left.Clone(chainToReplace, newNode), Right) :
new ExponentOperator(Left, Right.Clone(chainToReplace, newNode));
*/
}
internal Genome(Node[] outputs, God god)
{
_outputs = outputs;
Head = outputs[0];
_god = god;
}
internal override Node Clone(Stack<Node> chainToReplace, Node newNode)
{
var replacedChild = chainToReplace.Pop();
return chainToReplace.Count == 0 ? (
replacedChild == Left ?
new ProtectedDivideOperator(newNode, Right) :
new ProtectedDivideOperator(Left, newNode)) :
replacedChild == Left
? new ProtectedDivideOperator(Left.Clone(chainToReplace, newNode), Right)
: new ProtectedDivideOperator(Left, Right.Clone(chainToReplace, newNode));
}
private Node ReplaceRandomWith(Node newNode)
{
var result = GetRandomChain();
return result.Count == 0 ? newNode : Head.Clone(result, newNode);
}
internal AddOperator(Node left, Node right)
: base(left, right)
{
}