protected override void CreateGrid()
{
grid = new Node[gridSizeX, gridSizeY];
Vector2 worldBottomLeft = (Vector2)transform.position - Vector2.right * gridWorldSize.x / 2 - Vector2.up * gridWorldSize.y / 2;
for (int x = 0; x < gridSizeX; x++)
{
for (int y = 0; y < gridSizeY; y++)
{
Vector2 worldPoint = worldBottomLeft + Vector2.right * (x * nodeDiameter + nodeRadius) + Vector2.up * (y * nodeDiameter + nodeRadius);
RaycastHit2D hit = Physics2D.Raycast(worldPoint, Camera.main.transform.forward, ~unwalkable);
if (hit.collider != null)
{
Debug.Log(hit.collider.tag);
if (hit.collider.tag.CompareTo(crossing) == 0)
{
grid[x, y] = new CrossingNode(hit.collider != null, worldPoint, x, y, gameObject);
}
else
{
grid[x, y] = new Node(hit.collider != null, worldPoint, x, y, gameObject);
}
}
else
{
grid[x, y] = new Node(hit.collider != null, worldPoint, x, y, gameObject);
}
}
}
}
protected override void OnDrawGizmos()
{
if (viewGrid)
{
Gizmos.DrawWireCube(transform.position, new Vector2(gridWorldSize.x, gridWorldSize.y));
if (grid != null)
{
foreach (Node n in grid)
{
Gizmos.color = (n.walkable) ? Color.white : Color.red;
try
{
CrossingNode node = (CrossingNode)n;
Gizmos.color = Color.green;
}
catch (Exception e)
{
}
Gizmos.DrawCube(n.getWorldPositon(), Vector2.one * (nodeDiameter - .1f));
}
}
}
}