public bool ConstructNewRandomBody() // returns false if body fails to be constructed
{
myDNA.ClearDNA(); // making a new random body, gotta clear out old data in DNA
nodes.Clear();
joints.Clear();
// This loop attempts to create a body by creating a node in a valid location, then connecting it to an existing node
for (int i = 0; i < gd.numberOfNodes; i++)
{
Vector3 position = GetValidSpaceForNode();
if (position == ILLEGALVECTOR)
{
return(false);
}
GameObject newlyCreatedNode = gd.lb.GetNode(position);
newlyCreatedNode.GetComponent <Rigidbody>().useGravity = true; // The new node must use gravity
nodes.Add(newlyCreatedNode);
if (i != 0) // If this is the first node, we just let it exist, otherwise we need to connect it to something
{
if (!GetValidConnectionToNode(nodes.Count - 1, Random.Range(0, i)))
{
gd.lb.ReturnNode(newlyCreatedNode);
nodes.Remove(newlyCreatedNode);
i--;
}
else
{
myDNA.AddToPositions(newlyCreatedNode.transform.position - origin); // This position is added in
}
}
else
{
myDNA.AddToPositions(newlyCreatedNode.transform.position - origin);
}
}
// At this point we've created a bot that is an acyclic graph. in order to introduce the possibility of
// cyclic structures we throw on an additional attempt to build a few connections
// This next part splits the nodes into groups, then attempts to pair up two of those nodes in either group
// once we successfully do this numberOfExtraConnections times (or 50 attempts) we jump out of the loop
int count = 0;
int loop = 0;
while (count < gd.additionalConnections && loop < 10)
{
loop++;
int divider = Random.Range(1, nodes.Count - 1);
if (GetValidConnectionToNode(Random.Range(0, divider), Random.Range(divider, nodes.Count)))
{
count++;
}
}
return(true);
}
public void SaveBot()
{
RemoveExtraNodes();
DNA savedDNA = new DNA();
foreach (GameObject node in nodes)
{
savedDNA.AddToPositions(node.transform.position);
}
foreach (BuilderTempInstruction bti in tempJoints)
{
savedDNA.AddToInstructions(new Instruction(nodes.IndexOf(bti.baseNode), nodes.IndexOf(bti.tailNode), Vector3.zero, 0));
}
gd.editorDNA = savedDNA;
/*
* File.Delete("C:\\iterBot\\DNA.txt");
* File.Create("C:\\iterBot\\");
* File.Create("C:\\iterBot\\DNA.txt");
* StreamWriter writer = new StreamWriter("C:\\iterBot\\DNA.txt", true);
* writer.WriteLine(savedDNA.toData());
* writer.Close();
*/
}
