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1 // DAEFunc.h -*- C++ -*- |
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2 /* |
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3 |
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4 Copyright (C) 1996 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_DAEFunc_h) |
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25 #define octave_DAEFunc_h 1 |
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26 |
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27 #if defined (__GNUG__) |
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28 #pragma interface |
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29 #endif |
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30 |
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31 class Matrix; |
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32 class ColumnVector; |
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33 |
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34 #if !defined (octave_DAEFunc_typedefs) |
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35 #define octave_DAEFunc_typedefs 1 |
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36 |
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37 #endif |
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38 |
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39 class |
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40 DAEFunc |
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41 { |
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42 public: |
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43 |
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44 struct DAEJac |
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45 { |
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46 Matrix *dfdxdot; |
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47 Matrix *dfdx; |
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48 }; |
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49 |
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50 typedef ColumnVector (*DAERHSFunc) (const ColumnVector& x, |
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51 const ColumnVector& xdot, double); |
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52 |
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53 typedef DAEJac (*DAEJacFunc) (const ColumnVector& x, |
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54 const ColumnVector& xdot, double); |
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55 |
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56 DAEFunc (void) |
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57 : fun (0), jac (0) { } |
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58 |
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59 DAEFunc (DAERHSFunc f) |
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60 : fun (f), jac (0) { } |
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61 |
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62 DAEFunc (DAERHSFunc f, DAEJacFunc j) |
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63 : fun (f), jac (j) { } |
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64 |
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65 DAEFunc (const DAEFunc& a) |
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66 : fun (a.fun), jac (a.jac) { } |
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67 |
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68 DAEFunc& operator = (const DAEFunc& a) |
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69 { |
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70 if (this != &a) |
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71 { |
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72 fun = a.fun; |
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73 jac = a.jac; |
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74 } |
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75 return *this; |
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76 } |
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77 |
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78 ~DAEFunc (void) { } |
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79 |
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80 DAERHSFunc function (void) const { return fun; } |
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81 |
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82 DAEFunc& set_function (DAERHSFunc f) |
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83 { |
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84 fun = f; |
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85 return *this; |
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86 } |
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87 |
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88 DAEJacFunc jacobian_function (void) const { return jac; } |
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89 |
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90 DAEFunc& set_jacobian_function (DAEJacFunc j) |
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91 { |
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92 jac = j; |
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93 return *this; |
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94 } |
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95 |
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96 protected: |
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97 |
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98 DAERHSFunc fun; |
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99 DAEJacFunc jac; |
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100 }; |
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101 |
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102 #endif |
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103 |
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104 /* |
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105 ;;; Local Variables: *** |
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106 ;;; mode: C++ *** |
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107 ;;; page-delimiter: "^/\\*" *** |
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108 ;;; End: *** |
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109 */ |
