/// <summary>
/// Finds tiles adjacent to the position specified.
/// </summary>
/// <param name="position"></param>
/// <returns>A list of GameTiles which are adjacent(cardinal) to the position</returns>
public List <GameTile> GetTilesAdjacentToPosition(Vector3 position)
{
GameTile ti = GetTileAtPosition(position);
if (ti != null)
{
List <GameTile> adjacentTiles = ti.GetAdjacentTiles();
// Debug.Log(adjacentTiles);
return(adjacentTiles);
}
else
{
List <GameTile> adjacentTiles = new List <GameTile>();
RaycastHit2D hit = Physics2D.Raycast(position, Vector2.up);
if (hit.collider != null)
{
GameTile t = hit.collider.gameObject.GetComponent <GameTile>();
adjacentTiles.Add(t);
}
hit = Physics2D.Raycast(position, Vector2.right);
if (hit.collider != null)
{
GameTile t = hit.collider.gameObject.GetComponent <GameTile>();
adjacentTiles.Add(t);
}
hit = Physics2D.Raycast(position, Vector2.down);
if (hit.collider != null)
{
GameTile t = hit.collider.gameObject.GetComponent <GameTile>();
adjacentTiles.Add(t);
}
hit = Physics2D.Raycast(position, Vector2.left);
if (hit.collider != null)
{
GameTile t = hit.collider.gameObject.GetComponent <GameTile>();
adjacentTiles.Add(t);
}
// Debug.Log(adjacentTiles);
return(adjacentTiles);
}
}