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1 /* |
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2 |
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3 Copyright (C) 1993, 1994, 1995, 1996, 1997, 2005, 2007 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 3 of the License, or (at your |
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10 option) any 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, see |
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19 <http://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_NLFunc_h) |
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24 #define octave_NLFunc_h 1 |
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25 |
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26 class ColumnVector; |
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27 class Matrix; |
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28 |
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29 class |
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30 NLFunc |
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31 { |
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32 public: |
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33 |
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34 typedef ColumnVector (*nonlinear_fcn) (const ColumnVector&); |
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35 typedef Matrix (*jacobian_fcn) (const ColumnVector&); |
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36 |
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37 NLFunc (void) |
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38 : fun (0), jac (0) { } |
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39 |
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40 NLFunc (const nonlinear_fcn f) |
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41 : fun (f), jac (0) { } |
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42 |
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43 NLFunc (const nonlinear_fcn f, const jacobian_fcn j) |
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44 : fun (f), jac (j) { } |
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45 |
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46 NLFunc (const NLFunc& a) |
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47 : fun (a.fun), jac (a.jac) { } |
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48 |
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49 NLFunc& operator = (const NLFunc& a) |
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50 { |
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51 if (this != &a) |
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52 { |
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53 fun = a.fun; |
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54 jac = a.jac; |
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55 } |
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56 return *this; |
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57 } |
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58 |
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59 ~NLFunc (void) { } |
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60 |
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61 nonlinear_fcn function (void) const { return fun; } |
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62 |
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63 NLFunc& set_function (const nonlinear_fcn f) |
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64 { |
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65 fun = f; |
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66 return *this; |
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67 } |
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68 |
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69 jacobian_fcn jacobian_function (void) const { return jac; } |
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70 |
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71 NLFunc& set_jacobian_function (const jacobian_fcn j) |
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72 { |
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73 jac = j; |
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74 return *this; |
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75 } |
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76 |
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77 protected: |
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78 |
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79 nonlinear_fcn fun; |
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80 jacobian_fcn jac; |
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81 }; |
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82 |
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83 #endif |
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84 |
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85 /* |
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86 ;;; Local Variables: *** |
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87 ;;; mode: C++ *** |
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88 ;;; End: *** |
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89 */ |
