GET_REORDER Returns A with one of its dimensions indexed. B = GET_REORDER(A, IDX, DIM) Returns A(:, ..., :, IDX, :, ..., :), where DIM determines in which dimension to place the IDX. See also SET_REORDER.
0001 function B = get_reorder(A, idx, dim) 0002 %GET_REORDER Returns A with one of its dimensions indexed. 0003 % 0004 % B = GET_REORDER(A, IDX, DIM) 0005 % 0006 % Returns A(:, ..., :, IDX, :, ..., :), where DIM determines 0007 % in which dimension to place the IDX. 0008 % 0009 % See also SET_REORDER. 0010 0011 % MATPOWER 0012 % $Id: get_reorder.m,v 1.5 2010/04/26 19:45:25 ray Exp $ 0013 % by Ray Zimmerman, PSERC Cornell 0014 % Copyright (c) 2009-2010 by Power System Engineering Research Center (PSERC) 0015 % 0016 % This file is part of MATPOWER. 0017 % See http://www.pserc.cornell.edu/matpower/ for more info. 0018 % 0019 % MATPOWER is free software: you can redistribute it and/or modify 0020 % it under the terms of the GNU General Public License as published 0021 % by the Free Software Foundation, either version 3 of the License, 0022 % or (at your option) any later version. 0023 % 0024 % MATPOWER is distributed in the hope that it will be useful, 0025 % but WITHOUT ANY WARRANTY; without even the implied warranty of 0026 % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 0027 % GNU General Public License for more details. 0028 % 0029 % You should have received a copy of the GNU General Public License 0030 % along with MATPOWER. If not, see <http://www.gnu.org/licenses/>. 0031 % 0032 % Additional permission under GNU GPL version 3 section 7 0033 % 0034 % If you modify MATPOWER, or any covered work, to interface with 0035 % other modules (such as MATLAB code and MEX-files) available in a 0036 % MATLAB(R) or comparable environment containing parts covered 0037 % under other licensing terms, the licensors of MATPOWER grant 0038 % you additional permission to convey the resulting work. 0039 0040 ndim = ndims(A); 0041 s.type = '()'; 0042 s.subs = cell(1, ndim); 0043 for k = 1:ndim 0044 if k == dim 0045 s.subs{k} = idx; 0046 else 0047 s.subs{k} = ':'; 0048 end 0049 end 0050 B = subsref(A, s);