Add a useful package (from Source forge) for octave

[CreaPhase.git] / octave_packages / fpl-1.2.0 / FPL2dxoutputtimeseries.m

diff --git a/octave_packages/fpl-1.2.0/FPL2dxoutputtimeseries.m b/octave_packages/fpl-1.2.0/FPL2dxoutputtimeseries.m
new file mode 100644 (file)
index 0000000..c20bc31
--- /dev/null
+++ b/octave_packages/fpl-1.2.0/FPL2dxoutputtimeseries.m
@@ -0,0 +1,71 @@
+## Copyright (C) 2004-2008  Carlo de Falco, Massimiliano Culpo
+##
+##  This file is part of 
+##
+##                   FPL - Fem PLotting package for octave
+## 
+##  FPL 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 2 of the License, or
+##  (at your option) any later version.
+## 
+##  FPL 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 FPL; If not, see <http://www.gnu.org/licenses/>.
+##
+##
+##  AUTHORS:
+##  Carlo de Falco <cdf _AT_ users.sourceforge.net>
+##
+##  Culpo Massimiliano
+##  Bergische Universitaet Wuppertal
+##  Fachbereich C - Mathematik und Naturwissenschaften
+##  Arbeitsgruppe fuer Angewandte MathematD-42119 Wuppertal  Gaussstr. 20 
+##  D-42119 Wuppertal, Germany
+
+## -*- texinfo -*-
+## @deftypefn {Function File} {} FPL2dxoutputtimeseries ( @var{filename}, @var{p}, @var{t}, @var{u}, @var{attr_name}, @var{attr_rank}, @var{attr_shape}, @var{time} )
+##
+##   Outputs a time series in DX form.
+##   variable must be a scalar, vector or tensor of doubles   
+## @itemize @minus
+##  @item @var{filename}= name of file to save (type string)
+##  @item @var{p}, @var{t} = mesh
+##  @item @var{u} = variable to save
+##  @item @var{attr_name}  = name of the variable (type string)
+##  @item @var{attr_rank}  = rank of variable data (0 for scalar, 1 for vector, etc.)
+##  @item @var{attr_shape} = number of components of variable data  (assumed 1 for scalar)
+##  @item @var{time} = time instants
+## @end itemize
+## @end deftypefn
+
+function FPL2dxoutputtimeseries(filename,p,t,u,attr_name,attr_rank,attr_shape,time)
+
+  Nsteps = length(time);
+  if (Nsteps<=1)
+    endfile = 1;
+  else
+    endfile = 0;
+  endif
+
+  FPL2dxoutputdata(filename,p,t,u(:,1:attr_shape),[attr_name "1"],attr_rank,attr_shape,endfile);
+
+  for it = 2:Nsteps
+    FPL2dxappenddata(filename,p,t,u(:,[1:attr_shape]+attr_shape*(it-1)),...
+                    [attr_name num2str(it)],attr_rank,attr_shape,endfile);
+  endfor
+
+  fid=fopen(filename,"a");
+
+  fprintf (fid, "object \"%s_series\" class series\n",attr_name);
+  for it = 1:Nsteps
+    fprintf (fid,"member %d position %g value \"%s\"\n",it-1,time(it),[attr_name num2str(it)]);
+  endfor
+  fprintf (fid, "\nend\n");
+  fclose(fid);
+
+endfunction
\ No newline at end of file