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1 // Objective.h -*- C++ -*- |
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2 /* |
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3 |
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4 Copyright (C) 1992, 1993 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 2, or (at your option) any |
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11 later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, write to the Free |
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20 Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (_Objective_h) |
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25 #define _Objective_h 1 |
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26 |
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27 #ifdef __GNUG__ |
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28 #pragma interface |
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29 #endif |
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30 |
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31 #include <iostream.h> |
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32 #include "Matrix.h" |
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33 |
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34 #ifndef Vector |
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35 #define Vector ColumnVector |
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36 #endif |
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37 |
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38 typedef double (*objective_fcn) (Vector&); |
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39 typedef Vector (*gradient_fcn) (Vector&); |
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40 |
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41 class Objective |
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42 { |
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43 public: |
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44 |
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45 Objective (void); |
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46 Objective (const objective_fcn); |
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47 Objective (const objective_fcn, const gradient_fcn); |
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48 |
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49 Objective (const Objective& a); |
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50 |
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51 Objective& operator = (const Objective& a); |
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52 |
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53 objective_fcn objective_function (void) const; |
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54 |
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55 Objective& set_objective_function (const objective_fcn); |
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56 |
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57 gradient_fcn gradient_function (void) const; |
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58 |
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59 Objective& set_gradient_function (const gradient_fcn); |
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60 |
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61 private: |
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62 |
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63 objective_fcn phi; |
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64 gradient_fcn grad; |
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65 |
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66 }; |
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67 |
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68 #endif |
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69 |
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70 /* |
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71 ;;; Local Variables: *** |
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72 ;;; mode: C++ *** |
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73 ;;; page-delimiter: "^/\\*" *** |
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74 ;;; End: *** |
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75 */ |
