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- ## Copyright (C) 1996 John W. Eaton
- ##
- ## This file is part of Octave.
- ##
- ## Octave 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, or (at your option)
- ## any later version.
- ##
- ## Octave 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 Octave; see the file COPYING. If not, write to the Free
- ## Software Foundation, 59 Temple Place - Suite 330, Boston, MA
- ## 02111-1307, USA.
-
- ## Author: jwe
-
- function __plt2vm__ (x, y, fmt)
-
- if (nargin < 2 || nargin > 3)
- msg = sprintf ("__plt2vm__ (x, y)\n");
- msg = sprintf ("%s __plt2vm__ (x, y, fmt)", msg);
- usage (msg);
- elseif (nargin == 2)
- fmt = "";
- endif
-
- [x_nr, x_nc] = size (x);
- [y_nr, y_nc] = size (y);
-
- if (x_nr == 1)
- x = x';
- tmp = x_nr;
- x_nr = x_nc;
- x_nc = tmp;
- endif
-
- if (x_nr == y_nr)
- 1;
- elseif (x_nr == y_nc)
- y = y';
- tmp = y_nr;
- y_nr = y_nc;
- y_nc = tmp;
- else
- error ("__plt2vm__: matrix dimensions must match");
- endif
-
- if (y_nc > 0)
- tmp = [x, y];
- cmd = sprintf ("gplot tmp(:,%d:%d:%d) %s", 1, x_nc, x_nc+1, fmt);
- for i = 2:y_nc
- cmd = sprintf ("%s, tmp(:,%d:%d:%d) %s", cmd, 1, i, i+1, fmt);
- endfor
- eval (cmd);
- else
- error ("__plt2vm__: arguments must be a matrices");
- endif
-
- endfunction
-