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1 /* |
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2 |
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3 Copyright (C) 2002, 2003, 2004, 2005, 2006, 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_DASRT_h) |
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24 #define octave_DASRT_h 1 |
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25 |
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26 #include <cfloat> |
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27 #include <cmath> |
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28 |
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29 #include "DASRT-opts.h" |
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30 |
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31 class |
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32 DASRT_result |
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33 { |
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34 public: |
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35 |
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36 DASRT_result (void) { } |
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37 |
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38 DASRT_result (const Matrix& xx, const Matrix& xxdot, const ColumnVector& tt) |
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39 : x (xx), xdot (xxdot), t (tt) { } |
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40 |
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41 DASRT_result (const DASRT_result& r) |
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42 : x (r.x), xdot (r.xdot), t (r.t) { } |
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43 |
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44 DASRT_result& operator = (const DASRT_result& r) |
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45 { |
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46 if (this != &r) |
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47 { |
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48 x = r.x; |
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49 xdot = r.xdot; |
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50 t = r.t; |
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51 } |
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52 return *this; |
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53 } |
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54 |
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55 ~DASRT_result (void) { } |
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56 |
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57 Matrix state (void) const { return x; } |
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58 Matrix deriv (void) const { return xdot; } |
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59 ColumnVector times (void) const { return t; } |
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60 |
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61 private: |
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62 |
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63 Matrix x; |
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64 Matrix xdot; |
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65 ColumnVector t; |
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66 }; |
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67 |
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68 class |
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69 OCTAVE_API |
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70 DASRT : public DAERT, public DASRT_options |
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71 { |
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72 public: |
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73 |
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74 DASRT (void) : DAERT (), DASRT_options (), initialized (false) { } |
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75 |
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76 DASRT (const ColumnVector& s, double tm, DAERTFunc& f) |
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77 : DAERT (s, tm, f), DASRT_options (), initialized (false) { } |
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78 |
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79 DASRT (const ColumnVector& s, const ColumnVector& deriv, |
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80 double tm, DAERTFunc& f) |
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81 : DAERT (s, deriv, tm, f), DASRT_options (), initialized (false) { } |
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82 |
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83 ~DASRT (void) { } |
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84 |
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85 DASRT_result integrate (const ColumnVector& tout); |
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86 |
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87 DASRT_result integrate (const ColumnVector& tout, |
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88 const ColumnVector& tcrit); |
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89 |
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90 std::string error_message (void) const; |
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91 |
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92 private: |
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93 |
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94 bool initialized; |
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95 |
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96 octave_idx_type liw; |
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97 octave_idx_type lrw; |
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98 |
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99 octave_idx_type ng; |
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100 |
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101 Array<octave_idx_type> info; |
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102 Array<octave_idx_type> iwork; |
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103 Array<octave_idx_type> jroot; |
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104 |
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105 Array<double> rwork; |
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106 |
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107 Array<double> abs_tol; |
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108 Array<double> rel_tol; |
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109 |
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110 double *px; |
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111 double *pxdot; |
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112 double *pabs_tol; |
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113 double *prel_tol; |
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114 octave_idx_type *pinfo; |
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115 octave_idx_type *piwork; |
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116 double *prwork; |
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117 octave_idx_type *pjroot; |
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118 |
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119 void integrate (double t); |
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120 }; |
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121 |
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122 #endif |
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123 |
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124 /* |
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125 ;;; Local Variables: *** |
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126 ;;; mode: C++ *** |
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127 ;;; End: *** |
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128 */ |
