internal TopOfCell(IXYZDataSet CellBottom, IXYDataSet TopoGraphy) { _data = new Matrix3d(CellBottom.Data[0].RowCount, CellBottom.Data[0].ColumnCount, CellBottom.Data.LayerCount); for (int i = 0; i < _data.LayerCount - 1; i++) { _data[i] = CellBottom.Data[i + 1]; } _data[_data.LayerCount - 1] = TopoGraphy.Data; }