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1 /* |
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2 |
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3 Copyright (C) 2002 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_ODES_h) |
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24 #define octave_ODES_h 1 |
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25 |
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26 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION) |
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27 #pragma interface |
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28 #endif |
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29 |
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30 #include "ODESFunc.h" |
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31 #include "base-de.h" |
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32 |
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33 class |
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34 ODES : public base_diff_eqn, public ODESFunc |
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35 { |
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36 public: |
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37 |
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38 ODES (void) |
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39 : base_diff_eqn (), ODESFunc (), theta () { } |
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40 |
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41 ODES (const ColumnVector& s, double tm, ODESFunc& f) |
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42 : base_diff_eqn (s, tm), ODESFunc (f), xdot (s.length (), 0.0), theta () { } |
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43 |
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44 ODES (const ColumnVector& s, const ColumnVector& xtheta, double tm, |
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45 ODESFunc& f) |
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46 : base_diff_eqn (s, tm), ODESFunc (f), xdot (s.length (), 0.0), |
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47 theta (xtheta) { } |
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48 |
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49 ODES (const ODES& a) |
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50 : base_diff_eqn (a), ODESFunc (a), theta (a.theta) { } |
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51 |
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52 ODES& operator = (const ODES& a) |
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53 { |
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54 if (this != &a) |
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55 { |
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56 base_diff_eqn::operator = (a); |
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57 ODESFunc::operator = (a); |
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58 |
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59 xdot = a.xdot; |
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60 theta = a.theta; |
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61 } |
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62 return *this; |
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63 } |
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64 |
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65 ~ODES (void) { } |
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66 |
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67 ColumnVector parameter_vector (void) { return theta; } |
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68 |
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69 void initialize (const ColumnVector& x, double t); |
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70 |
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71 void initialize (const ColumnVector& x, double t, |
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72 const ColumnVector& theta); |
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73 |
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74 protected: |
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75 |
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76 // State vector time derivatives. |
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77 ColumnVector xdot; |
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78 |
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79 // Parameter vector. |
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80 ColumnVector theta; |
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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 */ |
