public void Cache(NodeGrid2D grid)
{
neighbours = new Neighbours();
for (int x = -1; x <= 1; x++)
{
for (int y = -1; y <= 1; y++)
{
// We don't want to cache the node itself as neighbor.
if (x == 0 && y == 0)
{
continue;
}
int checkX = X + x;
int checkY = Y + y;
bool canAdd = (checkX >= 0 && checkX < grid.gridX) && (checkY >= 0 && checkY < grid.gridY);
if (!canAdd)
{
continue;
}
bool isDiagonal = (x != 0 && y != 0);
// Comment out this line to enable diagonals
// if (isDiagonal) { continue; }
neighbours.Add(new BaseNode(checkX, checkY), isDiagonal);
}
}
}
void Start()
{
player = GameLibOfMethods.player;
spr = FindObjectOfType <SpriteControler>();
anim = GameLibOfMethods.animator;
rb = player.GetComponent <Rigidbody2D>();
grid = NodeGridManager.GetGrid(PathFinding.Resolution.High);
col = player.GetComponent <Collider2D>();
contactFilter = new ContactFilter2D();
contactFilter.SetLayerMask(GameLibOfMethods.Instance.InteractablesLayer);
}
void Start()
{
spr = FindObjectOfType <SpriteControler>();
player = Player.gameObject;
anim = Player.anim;
rb = Player.rb;
grid = NodeGridManager.GetGrid(PathFinding.Resolution.High);
col = Player.col;
playerTransform = Player.transform;
contactFilter = new ContactFilter2D();
contactFilter.SetLayerMask(LayerMask.GetMask("MouseOverCollider"));
}
void Start() => grid = NodeGridManager.GetGrid(resolution);
public static Node ClosestWalkable(Node closestTo, Resolution resolution)
{
grid = NodeGridManager.GetGrid(resolution);
nodeGrid = grid.nodeGrid;
// First, check if any of the neighbors are walkable
BaseNode[] neighbors = closestTo.neighbours.directionNeighbours;
X = closestTo.X;
Y = closestTo.Y;
maxX = nodeGrid.GetLength(0) - 1;
maxY = nodeGrid.GetLength(1) - 1;
helperList.Clear();
// Find Closest Left
helperList.Add(ClosestToOrigin(decrease, stay));
// Find Closest Right
helperList.Add(ClosestToOrigin(increase, stay));
// Find Closest Top
helperList.Add(ClosestToOrigin(stay, increase));
// Find Closest Bot
helperList.Add(ClosestToOrigin(stay, decrease));
// Find Closest Diags
helperList.Add(ClosestToOrigin(decrease, decrease));
helperList.Add(ClosestToOrigin(decrease, increase));
helperList.Add(ClosestToOrigin(increase, decrease));
helperList.Add(ClosestToOrigin(increase, increase));
// Find Most efficient Node
int minDist = int.MaxValue;
Node closestNode = null;
foreach (Node n in helperList)
{
if (n == null)
{
continue;
}
int dist = heuristic(n, closestTo);
if (dist >= minDist)
{
continue;
}
minDist = dist;
closestNode = n;
}
if (closestNode == null)
{
Debug.LogError("Couldn't find valid node on " + grid.PosFromNode(closestTo));
return(closestTo);
}
else
{
return(closestNode);
}
}