public FurnitureGrid furniture_direction(FurnitureGrid furniture_grid_temp)
{
//Grid_Manager.Test_sphere(Grid_Manager.Grid_x_max / 2, Grid_Manager.Grid_y_max / 2, 0.3f, Color.red);
Vector3 target = furniture_grid_temp.furniture_grid().transform.position - Grid_Manager.point(Grid_Manager.Grid_x_max / 2, Grid_Manager.Grid_y_max / 2).pos;
Vector3 source = new Vector3(1.0f, 0, 0);
float angle =
Mathf.Acos(
((source.x * target.x) + (source.y * target.y))
/
(Mathf.Sqrt(Mathf.Pow(source.x, 2) + Mathf.Pow(source.y, 2)) * Mathf.Sqrt(Mathf.Pow(target.x, 2) + Mathf.Pow(target.y, 2)))
) * Mathf.Rad2Deg;
Debug.Log("角度 " + angle + ", " + "位置 " + target.y);
if (0 <= angle && angle <= 15)
{
furniture_grid_temp.set_direction(FurnitureGrid.PlacedDirection.East);
}
else if (15 < angle && angle <= 75)
{
if (target.y > 0)
{
furniture_grid_temp.set_direction(FurnitureGrid.PlacedDirection.NorthEast);
}
else if (target.y < 0)
{
furniture_grid_temp.set_direction(FurnitureGrid.PlacedDirection.SouthEast);
}
}
else if (75 < angle && angle <= 105)
{
if (target.y > 0)
{
furniture_grid_temp.set_direction(FurnitureGrid.PlacedDirection.North);
}
else if (target.y < 0)
{
furniture_grid_temp.set_direction(FurnitureGrid.PlacedDirection.South);
}
}
else if (105 < angle && angle <= 165)
{
if (target.y > 0)
{
furniture_grid_temp.set_direction(FurnitureGrid.PlacedDirection.NorthWest);
}
else if (target.y < 0)
{
furniture_grid_temp.set_direction(FurnitureGrid.PlacedDirection.SouthWest);
}
}
else if (165 < angle && angle <= 180)
{
furniture_grid_temp.set_direction(FurnitureGrid.PlacedDirection.West);
}
return(furniture_grid_temp);
}