Add a useful package (from Source forge) for octave

[CreaPhase.git] / octave_packages / fpl-1.2.0 / FPL2trspdesurf.m

diff --git a/octave_packages/fpl-1.2.0/FPL2trspdesurf.m b/octave_packages/fpl-1.2.0/FPL2trspdesurf.m
new file mode 100644 (file)
index 0000000..174c928
--- /dev/null
+++ b/octave_packages/fpl-1.2.0/FPL2trspdesurf.m
@@ -0,0 +1,83 @@
+## 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} {} FPL2trspdesurf (@var{mesh}, @
+## @var{color}, @var{data})
+## 
+## Plots the transient scalar field @var{u} defined on the triangulation
+## @var{mesh} using opendx. Connections are rendered as defined by
+## @var{color}
+##
+## Example:
+## @example
+##
+## FPL2trspdesurf(mesh,"blue",data)
+##
+## @end example
+## @seealso{FPL2pdesurf, FPL2ptcsurf, FPL2trsptcsurf}
+## @end deftypefn
+  
+function FPL2trspdesurf(varargin)
+  
+  seriesend = columns(varargin{3});
+  dataname  = mktemp("/tmp",".dx");
+  colorname = varargin{2};
+  FPL2dxoutputtimeseries(dataname, varargin{1}.p, varargin{1}.t, \
+                        varargin{3}, "dataseries", 0, 1, 1:seriesend);
+
+  scriptname = mktemp("/tmp",".net");
+
+  view       = file_in_path(path,"FPL2trspdesurf.net");
+  
+  system (["cp " view " " scriptname]);
+  system (["sed -i \'s|FILENAME|" dataname "|g\' " scriptname]);
+  system (["sed -i \'s|COLORNAME|" colorname "|g\' " scriptname]);
+  
+  command = ["dx  -noConfirmedQuit -program " scriptname " -execute -image  >& /dev/null & "];  
+  system(command);
+
+endfunction
+  
+function filename = mktemp (direct,ext);
+  
+  if (~exist(direct,"dir"))
+    error("Trying to save temporary file to non existing directory")
+  endif
+  
+  done = false;
+  
+  while ~done
+    filename = [direct,"/FPL.",num2str(floor(rand*1e7)),ext];
+    if ~exist(filename,"file")
+      done = true;
+    endif
+  endwhile
+  
+endfunction
\ No newline at end of file