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1 // DAE.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_DAE_h) |
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25 #define octave_DAE_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 #include "DAEFunc.h" |
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32 #include "base-de.h" |
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33 |
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34 class |
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35 DAE : public base_diff_eqn, public DAEFunc |
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36 { |
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37 public: |
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38 |
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39 DAE (void) |
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40 : base_diff_eqn (), DAEFunc (), xdot () { } |
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41 |
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42 DAE (const ColumnVector& x, double t, DAEFunc& f) |
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43 : base_diff_eqn (x, t), DAEFunc (f), xdot (x.capacity (), 0.0) { } |
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44 |
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45 DAE (const ColumnVector& x, const ColumnVector& xxdot, |
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46 double t, DAEFunc& f); |
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47 |
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48 DAE (const DAE& a) |
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49 : base_diff_eqn (a), DAEFunc (a), xdot (a.xdot) { } |
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50 |
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51 DAE& operator = (const DAE& a) |
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52 { |
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53 if (this != &a) |
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54 { |
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55 base_diff_eqn::operator = (a); |
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56 DAEFunc::operator = (a); |
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57 |
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58 xdot = a.xdot; |
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59 } |
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60 return *this; |
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61 } |
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62 |
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63 ~DAE (void) { } |
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64 |
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65 ColumnVector state_derivative (void) { return xdot; } |
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66 |
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67 void initialize (const ColumnVector& x, double t); |
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68 |
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69 void initialize (const ColumnVector& x, const ColumnVector& xxdot, |
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70 double t); |
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71 |
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72 protected: |
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73 |
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74 ColumnVector xdot; |
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75 }; |
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76 |
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77 #endif |
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78 |
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79 /* |
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80 ;;; Local Variables: *** |
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81 ;;; mode: C++ *** |
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82 ;;; page-delimiter: "^/\\*" *** |
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83 ;;; End: *** |
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84 */ |
