public void AddClusterToArray(int row, int column, Cluster cluster) { if (m_ClustersArray == null) { m_ClustersArray = new Cluster[m_NumberOfClusterRow, m_NumberOfClusterColumn]; } Debug.Log("row = " + row + " / column = " + column); m_ClustersArray [row, column] = cluster; cluster.SetGridRow(row); cluster.SetGridColumn(column); cluster.AddChildTiles(); }