public void AddGrownTree(TreeControl tree)
{
//create and add to list
GrownTree gt = new GrownTree(tree);
GrownTrees.Add(gt);
//deploy new bird and reset timer
DeployBird(gt);
timer = 0f;
}
public void RemoveABird(GameObject bird)
{
BirdAI ba = bird.GetComponent <BirdAI>();
//find the tree this bird is on
GrownTree gt = GrownTrees.Concat(OccupiedTrees).ToList().Find(t => t.tree == ba.TargetTree.tree);
gt.RemoveBird(bird);
if (OccupiedTrees.Contains(gt))
{
OccupiedTrees.Remove(gt);
GrownTrees.Add(gt);
}
}
public void RemoveGrownTree(TreeControl tc)
{
//find the tree and remove form either list
GrownTree gt = GrownTrees.Concat(OccupiedTrees).ToList().Find(t => t.tree == tc.gameObject);
//make each bird on that tree fly away
GameObject[] tempBirds = new GameObject[gt.birds.Count];
gt.birds.CopyTo(tempBirds);
foreach (GameObject bird in tempBirds)
{
gt.RemoveBird(bird);
bird.GetComponent <BirdAI>().FlyAway();
}
//remove the tree
GrownTrees.Remove(gt);
OccupiedTrees.Remove(gt);
}
// Update is called once per frame
void Update()
{
//deploying birds
if (GrownTrees.Count > 0)
{
timer += Time.deltaTime;
if (timer > newDeployTime)
{
//deploy a new bird to a random grown tree
int index = rnd.Next(GrownTrees.Count);
GrownTree gt = GrownTrees[index];
DeployBird(gt);
timer -= newDeployTime;
}
}
//send birds to traps
}
void DeployBird(GrownTree tree)
{
//find a spot that is not occupied
int idx = -1;
for (int i = 0; i < tree.occupied.Length; i++)
{
if (!tree.occupied[i])
{
idx = i;
}
}
//if all occupied, return
if (idx == -1)
{
return;
}
//instantiate a bird
GameObject bird = Instantiate(birdPrefab);
//set this bird's target position to the rest spot position, target tree to this tree
BirdAI ba = bird.GetComponent <BirdAI>();
ba.TargetRestPosition = tree.tree.transform.position + tree.restPositions[idx];
ba.RestRotation = tree.restRotations[idx];
ba.TargetTree = tree;
ba.RestPosIdx = idx;
//increase this tree's birdcount and add this bird to this tree
tree.birdCount++;
tree.birds.Add(bird);
tree.occupied[idx] = true;
//if this tree's birdcount reaches max, move this tree from grown list to occupied list
if (tree.birdCount >= tree.maxBird)
{
GrownTrees.Remove(tree);
OccupiedTrees.Add(tree);
}
}
public bool FindTargetTreeForPoacher(out Vector3 trapPosition, out Vector3 poacherPosition, out Vector3 hidePosition, out GrownTree grownTree)
{
List <GrownTree> fullTrees = OccupiedTrees.ToList().FindAll(t => t.birdOnTree == t.maxBird);
//find a random tree that is not targeted by a poacher yet
foreach (GrownTree gt in fullTrees.OrderBy(a => rnd.Next()).ToList())
{
//check if there is empty grids around the tree
if (gridCon.FindTrapPosition(gt.tree, gt.scale, out trapPosition, out poacherPosition, out hidePosition))
{
grownTree = gt;
return(true);
}
}
trapPosition = poacherPosition = hidePosition = Vector3.zero;
grownTree = null;
return(false);
}