X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=octave_packages%2Fcontrol-2.3.52%2F__adjust_ss_data__.m;fp=octave_packages%2Fcontrol-2.3.52%2F__adjust_ss_data__.m;h=9beff0ce11b8a484934d18c8e297767e011b7e09;hb=c880e8788dfc484bf23ce13fa2787f2c6bca4863;hp=0000000000000000000000000000000000000000;hpb=1705066eceaaea976f010f669ce8e972f3734b05;p=CreaPhase.git

diff --git a/octave_packages/control-2.3.52/__adjust_ss_data__.m b/octave_packages/control-2.3.52/__adjust_ss_data__.m
new file mode 100644
index 0000000..9beff0c
--- /dev/null
+++ b/octave_packages/control-2.3.52/__adjust_ss_data__.m
@@ -0,0 +1,48 @@
+## Copyright (C) 2010   Lukas F. Reichlin
+##
+## This file is part of LTI Syncope.
+##
+## LTI Syncope is free software: you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation, either version 3 of the License, or
+## (at your option) any later version.
+##
+## LTI Syncope is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with LTI Syncope.  If not, see <http://www.gnu.org/licenses/>.
+
+## -*- texinfo -*-
+## Common code for adjusting SS model data.
+## Used by @ss/ss.m, others possibly follow.
+
+## Author: Lukas Reichlin <lukas.reichlin@gmail.com>
+## Created: October 2010
+## Version: 0.1
+
+function [a, b, c, d, tsam] = __adjust_ss_data__ (a, b, c, d, tsam);
+
+  if (isempty (a))                 # static system
+    a = [];                        # avoid [](nx0) or [](0xn)
+    tsam = -2;
+  endif
+
+  if (isempty (d))
+    if (isempty (c))               # ss (a, b), ss (a, b, [], [], ...)
+      c = eye (size (a));
+      d = zeros (rows (a), columns (b));
+    else                           # ss (a, b, c), ss (a, b, c, [], ...)
+      d = zeros (rows (c), columns (b));
+    endif
+  endif
+
+  if (isempty (b) && isempty (c))  # sys = ss ([], [], [], d)
+    b = zeros (0, columns (d));
+    c = zeros (rows(d), 0);
+    tsam = -2;
+  endif
+
+endfunction
\ No newline at end of file