/// <summary>
/// Get the grid parent.
/// Use the transform hierarchy to get the parent.
/// </summary>
/// <returns>The grid parent if the parent transform exist and have Grid3D component, otherwise null.</returns>
public Grid3D GetGridParent()
{
Transform parent = transform.parent;
if (_parent == null && parent != null)
{
_parent = parent.GetComponent <Grid3D>();
}
return(_parent);
}
/// <summary>
/// Init the cell position, rotation and the index of the cell.
/// Use only in inspector or grid, otherwise it can cause undesirable behaviour.
/// </summary>
/// <param name="gridIndex">The index of the cell set.</param>
/// <param name="parent">The Grid3d it belongs.</param>
public void Initialize(Vector3Int gridIndex, Grid3D parent)
{
_parent = parent;
_grid_index = gridIndex;
}
