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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, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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20 02110-1301, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_tree_mat_h) |
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25 #define octave_tree_mat_h 1 |
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26 |
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27 #include <iostream> |
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28 |
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29 class octave_value; |
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30 class octave_value_list; |
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31 class tree_argument_list; |
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32 |
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33 class tree_walker; |
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34 |
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35 #include "base-list.h" |
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36 #include "pt-exp.h" |
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37 |
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38 // General matrices. This allows us to construct matrices from |
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39 // other matrices, variables, and functions. |
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40 |
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41 class |
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42 tree_matrix : public tree_expression, |
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43 public octave_base_list<tree_argument_list *> |
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44 { |
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45 public: |
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46 |
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47 tree_matrix (tree_argument_list *row = 0, int l = -1, int c = -1) |
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48 : tree_expression (l, c) |
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49 { |
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50 if (row) |
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51 append (row); |
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52 } |
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53 |
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54 ~tree_matrix (void); |
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55 |
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56 bool has_magic_end (void) const; |
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57 |
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58 bool all_elements_are_constant (void) const; |
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59 |
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60 bool rvalue_ok (void) const { return true; } |
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61 |
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62 octave_value rvalue (void); |
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63 |
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64 octave_value_list rvalue (int nargout); |
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65 |
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66 void accept (tree_walker& tw); |
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67 |
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68 private: |
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69 |
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70 // No copying! |
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71 |
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72 tree_matrix (const tree_matrix&); |
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73 |
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74 tree_matrix& operator = (const tree_matrix&); |
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75 }; |
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76 |
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77 // The character to fill with when creating string arrays. |
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78 extern char Vstring_fill_char; |
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79 |
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80 #endif |
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81 |
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82 /* |
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83 ;;; Local Variables: *** |
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84 ;;; mode: C++ *** |
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85 ;;; End: *** |
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86 */ |
