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[project @ 1997-05-16 03:29:26 by jwe]
author jwe
date Fri, 16 May 1997 03:30:14 +0000
parents f2be17e6f1ea
children daa1ed1f5462
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1 /*
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2
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3 Copyright (C) 1996, 1997 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 2, or (at your option) any
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10 later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, write to the Free
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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20
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21 */
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22
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23 #if !defined (octave_tree_mat_h)
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24 #define octave_tree_mat_h 1
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25
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26 #if defined (__GNUG__)
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27 #pragma interface
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28 #endif
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29
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30 class ostream;
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31
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32 class octave_value;
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33 class octave_value_list;
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34 class tree_argument_list;
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35
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36 class tree_walker;
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37
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38 #include <SLList.h>
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39
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40 #include "pt-exp.h"
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41
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42 // General matrices. This allows us to construct matrices from
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43 // other matrices, variables, and functions.
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44
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45 class
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46 tree_matrix : public tree_expression, public SLList<tree_argument_list *>
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47 {
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48 public:
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49
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50 tree_matrix (tree_argument_list *row = 0)
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51 : tree_expression (), SLList<tree_argument_list *> ()
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52 {
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53 if (row)
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54 append (row);
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55 }
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56
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57 ~tree_matrix (void) { }
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58
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59 bool all_elements_are_constant (void) const;
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60
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61 bool rvalue_ok (void) const
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62 { return true; }
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63
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64 octave_value rvalue (void);
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65
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66 octave_value_list rvalue (int nargout);
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67
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68 void accept (tree_walker& tw);
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69 };
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70
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71 #endif
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72
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73 /*
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74 ;;; Local Variables: ***
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75 ;;; mode: C++ ***
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76 ;;; End: ***
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77 */