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annotate liboctave/numeric/DASPK.cc @ 15436:32fd31378052

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Additional changes to repmat.m (e1f59fd57756). Bug # 37390. * scripts/general/repmat.m: Changeset e1f59fd57756 did not handle empties in all situations correctly. Also, ML allows the inputs to be matrices.
author Ben Abbott <bpabbott@mac.com>
date Sat, 22 Sep 2012 16:48:19 -0400
parents 648dabbb4c6b
children d63878346099
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1 /*
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2
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72c96de7a403 maint: update copyright notices for 2012
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3 Copyright (C) 1996-2012 John W. Eaton
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4
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5 This file is part of Octave.
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6
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
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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
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe]
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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 #ifdef HAVE_CONFIG_H
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24 #include <config.h>
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25 #endif
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26
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27 #include <cfloat>
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28
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29 #include <sstream>
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30
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31 #include "DASPK.h"
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32 #include "f77-fcn.h"
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33 #include "lo-error.h"
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34 #include "lo-math.h"
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35 #include "quit.h"
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36
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37 typedef octave_idx_type (*daspk_fcn_ptr) (const double&, const double*,
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38 const double*, const double&,
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39 double*, octave_idx_type&,
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40 double*, octave_idx_type*);
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41
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42 typedef octave_idx_type (*daspk_jac_ptr) (const double&, const double*,
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43 const double*, double*,
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44 const double&, double*,
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45 octave_idx_type*);
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46
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47 typedef octave_idx_type (*daspk_psol_ptr) (const octave_idx_type&,
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48 const double&, const double*,
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49 const double*, const double*,
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50 const double&, const double*,
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51 double*, octave_idx_type*,
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52 double*, const double&,
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53 octave_idx_type&, double*,
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54 octave_idx_type*);
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55
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56 extern "C"
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57 {
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58 F77_RET_T
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59 F77_FUNC (ddaspk, DDASPK) (daspk_fcn_ptr, const octave_idx_type&,
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60 double&, double*, double*, double&,
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61 const octave_idx_type*, const double*,
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62 const double*, octave_idx_type&,
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63 double*, const octave_idx_type&,
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64 octave_idx_type*, const octave_idx_type&,
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65 const double*, const octave_idx_type*,
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66 daspk_jac_ptr, daspk_psol_ptr);
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67 }
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68
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69 static DAEFunc::DAERHSFunc user_fun;
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70 static DAEFunc::DAEJacFunc user_jac;
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71 static octave_idx_type nn;
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72
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73 static octave_idx_type
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74 ddaspk_f (const double& time, const double *state, const double *deriv,
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75 const double&, double *delta, octave_idx_type& ires, double *,
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76 octave_idx_type *)
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77 {
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78 BEGIN_INTERRUPT_WITH_EXCEPTIONS;
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79
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80 ColumnVector tmp_deriv (nn);
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81 ColumnVector tmp_state (nn);
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82 ColumnVector tmp_delta (nn);
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83
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84 for (octave_idx_type i = 0; i < nn; i++)
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85 {
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86 tmp_deriv.elem (i) = deriv[i];
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87 tmp_state.elem (i) = state[i];
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88 }
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89
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90 tmp_delta = user_fun (tmp_state, tmp_deriv, time, ires);
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91
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92 if (ires >= 0)
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93 {
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94 if (tmp_delta.length () == 0)
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95 ires = -2;
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96 else
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97 {
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98 for (octave_idx_type i = 0; i < nn; i++)
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99 delta[i] = tmp_delta.elem (i);
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100 }
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101 }
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102
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103 END_INTERRUPT_WITH_EXCEPTIONS;
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104
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105 return 0;
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106 }
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107
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108 //NEQ, T, Y, YPRIME, SAVR, WK, CJ, WGHT,
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109 //C WP, IWP, B, EPLIN, IER, RPAR, IPAR)
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110
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111 static octave_idx_type
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112 ddaspk_psol (const octave_idx_type&, const double&, const double *,
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113 const double *, const double *, const double&,
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114 const double *, double *, octave_idx_type *, double *,
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115 const double&, octave_idx_type&, double *, octave_idx_type*)
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116 {
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117 BEGIN_INTERRUPT_WITH_EXCEPTIONS;
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118
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119 abort ();
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120
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121 END_INTERRUPT_WITH_EXCEPTIONS;
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122
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123 return 0;
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124 }
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125
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126
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127 static octave_idx_type
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128 ddaspk_j (const double& time, const double *state, const double *deriv,
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129 double *pd, const double& cj, double *, octave_idx_type *)
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130 {
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131 BEGIN_INTERRUPT_WITH_EXCEPTIONS;
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132
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133 // FIXME -- would be nice to avoid copying the data.
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134
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135 ColumnVector tmp_state (nn);
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136 ColumnVector tmp_deriv (nn);
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137
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138 for (octave_idx_type i = 0; i < nn; i++)
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139 {
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140 tmp_deriv.elem (i) = deriv[i];
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141 tmp_state.elem (i) = state[i];
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142 }
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143
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144 Matrix tmp_pd = user_jac (tmp_state, tmp_deriv, time, cj);
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145
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146 for (octave_idx_type j = 0; j < nn; j++)
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147 for (octave_idx_type i = 0; i < nn; i++)
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148 pd[nn * j + i] = tmp_pd.elem (i, j);
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149
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150 END_INTERRUPT_WITH_EXCEPTIONS;
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151
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152 return 0;
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153 }
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154
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155 ColumnVector
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156 DASPK::do_integrate (double tout)
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157 {
5775
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158 // FIXME -- should handle all this option stuff just once
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159 // for each new problem.
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160
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161 ColumnVector retval;
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162
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163 if (! initialized || restart || DAEFunc::reset|| DASPK_options::reset)
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164 {
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165 integration_error = false;
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166
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167 initialized = true;
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168
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169 info.resize (dim_vector (20, 1));
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170
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171 for (octave_idx_type i = 0; i < 20; i++)
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172 info(i) = 0;
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173
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174 octave_idx_type n = size ();
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175
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176 nn = n;
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177
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178 info(0) = 0;
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179
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180 if (stop_time_set)
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181 {
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182 rwork(0) = stop_time;
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183 info(3) = 1;
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184 }
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185 else
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186 info(3) = 0;
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187
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188 // DAEFunc
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189
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190 user_fun = DAEFunc::function ();
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191 user_jac = DAEFunc::jacobian_function ();
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192
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193 if (user_fun)
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194 {
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195 octave_idx_type ires = 0;
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196
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197 ColumnVector res = (*user_fun) (x, xdot, t, ires);
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198
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199 if (res.length () != x.length ())
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200 {
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201 (*current_liboctave_error_handler)
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202 ("daspk: inconsistent sizes for state and residual vectors");
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203
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204 integration_error = true;
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205 return retval;
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206 }
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207 }
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208 else
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209 {
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210 (*current_liboctave_error_handler)
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211 ("daspk: no user supplied RHS subroutine!");
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diff changeset
212
10314
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213 integration_error = true;
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214 return retval;
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215 }
11586
12df7854fa7c strip trailing whitespace from source files
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diff changeset
216
4049
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217 info(4) = user_jac ? 1 : 0;
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218
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
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219 DAEFunc::reset = false;
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220
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221 octave_idx_type eiq = enforce_inequality_constraints ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
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222 octave_idx_type ccic = compute_consistent_initial_condition ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
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223 octave_idx_type eavfet = exclude_algebraic_variables_from_error_test ();
4144
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diff changeset
224
b02ada83de67 [project @ 2002-11-01 18:03:56 by jwe]
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diff changeset
225 liw = 40 + n;
b02ada83de67 [project @ 2002-11-01 18:03:56 by jwe]
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diff changeset
226 if (eiq == 1 || eiq == 3)
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227 liw += n;
4144
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228 if (ccic == 1 || eavfet == 1)
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229 liw += n;
4144
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diff changeset
230
4842
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parents: 4662
diff changeset
231 lrw = 50 + 9*n + n*n;
4144
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diff changeset
232 if (eavfet == 1)
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233 lrw += n;
4144
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234
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235 iwork.resize (dim_vector (liw, 1));
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diff changeset
236 rwork.resize (dim_vector (lrw, 1));
4144
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237
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diff changeset
238 // DASPK_options
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239
4144
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240 abs_tol = absolute_tolerance ();
b02ada83de67 [project @ 2002-11-01 18:03:56 by jwe]
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241 rel_tol = relative_tolerance ();
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242
5275
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243 octave_idx_type abs_tol_len = abs_tol.length ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
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244 octave_idx_type rel_tol_len = rel_tol.length ();
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245
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
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246 if (abs_tol_len == 1 && rel_tol_len == 1)
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247 {
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248 info(1) = 0;
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249 }
4049
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250 else if (abs_tol_len == n && rel_tol_len == n)
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251 {
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252 info(1) = 1;
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253 }
4049
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254 else
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255 {
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256 (*current_liboctave_error_handler)
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257 ("daspk: inconsistent sizes for tolerance arrays");
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258
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259 integration_error = true;
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260 return retval;
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261 }
3912
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262
4049
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263 double hmax = maximum_step_size ();
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
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264 if (hmax >= 0.0)
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265 {
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266 rwork(1) = hmax;
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267 info(6) = 1;
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268 }
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269 else
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270 info(6) = 0;
3998
f6df65db67f9 [project @ 2002-07-24 18:10:39 by jwe]
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diff changeset
271
4049
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diff changeset
272 double h0 = initial_step_size ();
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
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273 if (h0 >= 0.0)
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diff changeset
274 {
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diff changeset
275 rwork(2) = h0;
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276 info(7) = 1;
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277 }
4047
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diff changeset
278 else
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279 info(7) = 0;
4049
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diff changeset
280
5275
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281 octave_idx_type maxord = maximum_order ();
4049
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282 if (maxord >= 0)
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283 {
07ebe522dac2 untabify liboctave C++ sources
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diff changeset
284 if (maxord > 0 && maxord < 6)
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diff changeset
285 {
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diff changeset
286 info(8) = 1;
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diff changeset
287 iwork(2) = maxord;
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diff changeset
288 }
07ebe522dac2 untabify liboctave C++ sources
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diff changeset
289 else
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diff changeset
290 {
07ebe522dac2 untabify liboctave C++ sources
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diff changeset
291 (*current_liboctave_error_handler)
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diff changeset
292 ("daspk: invalid value for maximum order");
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diff changeset
293 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources
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diff changeset
294 return retval;
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diff changeset
295 }
07ebe522dac2 untabify liboctave C++ sources
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diff changeset
296 }
4049
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diff changeset
297
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
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parents: 4047
diff changeset
298 switch (eiq)
10314
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diff changeset
299 {
07ebe522dac2 untabify liboctave C++ sources
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diff changeset
300 case 1:
07ebe522dac2 untabify liboctave C++ sources
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diff changeset
301 case 3:
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
302 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
303 Array<octave_idx_type> ict = inequality_constraint_types ();
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
304
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
305 if (ict.length () == n)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
306 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
307 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
308 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
309 octave_idx_type val = ict(i);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
310 if (val < -2 || val > 2)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
311 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
312 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
313 ("daspk: invalid value for inequality constraint type");
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
314 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
315 return retval;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
316 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
317 iwork(40+i) = val;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
318 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
319 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
320 else
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
321 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
322 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
323 ("daspk: inequality constraint types size mismatch");
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
324 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
325 return retval;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
326 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
327 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
328 // Fall through...
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
329
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
330 case 0:
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
331 case 2:
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
332 info(9) = eiq;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
333 break;
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
334
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
335 default:
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
336 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
337 ("daspk: invalid value for enforce inequality constraints option");
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
338 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
339 return retval;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
340 }
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
341
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
342 if (ccic)
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
343 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
344 if (ccic == 1)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
345 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
346 // FIXME -- this code is duplicated below.
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
347
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
348 Array<octave_idx_type> av = algebraic_variables ();
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
349
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
350 if (av.length () == n)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
351 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
352 octave_idx_type lid;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
353 if (eiq == 0 || eiq == 2)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
354 lid = 40;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
355 else if (eiq == 1 || eiq == 3)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
356 lid = 40 + n;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
357 else
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
358 abort ();
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
359
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
360 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
361 iwork(lid+i) = av(i) ? -1 : 1;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
362 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
363 else
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
364 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
365 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
366 ("daspk: algebraic variables size mismatch");
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
367 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
368 return retval;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
369 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
370 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
371 else if (ccic != 2)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
372 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
373 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
374 ("daspk: invalid value for compute consistent initial condition option");
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
375 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
376 return retval;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
377 }
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
378
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
379 info(10) = ccic;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
380 }
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
381
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
382 if (eavfet)
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
383 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
384 info(15) = 1;
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
385
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
386 // FIXME -- this code is duplicated above.
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
387
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
388 Array<octave_idx_type> av = algebraic_variables ();
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
389
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
390 if (av.length () == n)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
391 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
392 octave_idx_type lid;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
393 if (eiq == 0 || eiq == 2)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
394 lid = 40;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
395 else if (eiq == 1 || eiq == 3)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
396 lid = 40 + n;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
397 else
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
398 abort ();
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
399
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
400 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
401 iwork(lid+i) = av(i) ? -1 : 1;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
402 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
403 }
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
404
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
405 if (use_initial_condition_heuristics ())
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
406 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
407 Array<double> ich = initial_condition_heuristics ();
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
408
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
409 if (ich.length () == 6)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
410 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
411 iwork(31) = NINTbig (ich(0));
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
412 iwork(32) = NINTbig (ich(1));
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
413 iwork(33) = NINTbig (ich(2));
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
414 iwork(34) = NINTbig (ich(3));
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
415
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
416 rwork(13) = ich(4);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
417 rwork(14) = ich(5);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
418 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
419 else
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
420 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
421 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
422 ("daspk: invalid initial condition heuristics option");
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
423 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
424 return retval;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
425 }
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
426
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
427 info(16) = 1;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
428 }
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
429
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
430 octave_idx_type pici = print_initial_condition_info ();
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
431 switch (pici)
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
432 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
433 case 0:
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
434 case 1:
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
435 case 2:
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
436 info(17) = pici;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
437 break;
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
438
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
439 default:
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
440 (*current_liboctave_error_handler)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
441 ("daspk: invalid value for print initial condition info option");
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
442 integration_error = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
443 return retval;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
444 break;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
445 }
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
446
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
447 DASPK_options::reset = false;
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
448
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
449 restart = false;
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
450 }
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
451
11502
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
452 double *px = x.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
453 double *pxdot = xdot.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
454
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
455 octave_idx_type *pinfo = info.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
456
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
457 double *prel_tol = rel_tol.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
458 double *pabs_tol = abs_tol.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
459
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
460 double *prwork = rwork.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
461 octave_idx_type *piwork = iwork.fortran_vec ();
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
462
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
463 double *dummy = 0;
4638800cd660 delete data pointer members from liboctave ODE/DAE classes; make destuctors virtual in ODE/DAE base classes
John W. Eaton <jwe@octave.org>
parents: 11495
diff changeset
464 octave_idx_type *idummy = 0;
4047
7b0c139ac8af [project @ 2002-08-15 20:52:55 by jwe]
jwe
parents: 4043
diff changeset
465
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
466 F77_XFCN (ddaspk, DDASPK, (ddaspk_f, nn, t, px, pxdot, tout, pinfo,
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
467 prel_tol, pabs_tol, istate, prwork, lrw,
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
468 piwork, liw, dummy, idummy, ddaspk_j,
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
469 ddaspk_psol));
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
470
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
471 switch (istate)
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
472 {
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
473 case 1: // A step was successfully taken in intermediate-output
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
474 // mode. The code has not yet reached TOUT.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
475 case 2: // The integration to TSTOP was successfully completed
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
476 // (T=TSTOP) by stepping exactly to TSTOP.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
477 case 3: // The integration to TOUT was successfully completed
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
478 // (T=TOUT) by stepping past TOUT. Y(*) is obtained by
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
479 // interpolation. YPRIME(*) is obtained by interpolation.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
480 case 4: // The initial condition calculation, with
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
481 // INFO(11) > 0, was successful, and INFO(14) = 1.
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
482 // No integration steps were taken, and the solution
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
483 // is not considered to have been started.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
484 retval = x;
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
485 t = tout;
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
486 break;
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
487
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
488 case -1: // A large amount of work has been expended. (~500 steps).
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
489 case -2: // The error tolerances are too stringent.
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
490 case -3: // The local error test cannot be satisfied because you
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
491 // specified a zero component in ATOL and the
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
492 // corresponding computed solution component is zero.
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
493 // Thus, a pure relative error test is impossible for
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
494 // this component.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
495 case -6: // DDASPK had repeated error test failures on the last
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
496 // attempted step.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
497 case -7: // The corrector could not converge.
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
498 case -8: // The matrix of partial derivatives is singular.
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
499 case -9: // The corrector could not converge. There were repeated
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
500 // error test failures in this step.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
501 case -10: // The corrector could not converge because IRES was
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
502 // equal to minus one.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
503 case -11: // IRES equal to -2 was encountered and control is being
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
504 // returned to the calling program.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
505 case -12: // DDASPK failed to compute the initial YPRIME.
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
506 case -13: // Unrecoverable error encountered inside user's
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
507 // PSOL routine, and control is being returned to
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
508 // the calling program.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
509 case -14: // The Krylov linear system solver could not
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
510 // achieve convergence.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
511 case -33: // The code has encountered trouble from which it cannot
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
512 // recover. A message is printed explaining the trouble
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
513 // and control is returned to the calling program. For
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
514 // example, this occurs when invalid input is detected.
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
515 integration_error = true;
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
516 break;
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
517
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
518 default:
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
519 integration_error = true;
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
520 (*current_liboctave_error_handler)
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
521 ("unrecognized value of istate (= %d) returned from ddaspk",
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
522 istate);
7482
29980c6b8604 don't check f77_exception_encountered
John W. Eaton <jwe@octave.org>
parents: 7231
diff changeset
523 break;
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
524 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
525
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
526 return retval;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
527 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
528
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
529 Matrix
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
530 DASPK::do_integrate (const ColumnVector& tout)
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
531 {
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
532 Matrix dummy;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
533 return integrate (tout, dummy);
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
534 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
535
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
536 Matrix
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
537 DASPK::integrate (const ColumnVector& tout, Matrix& xdot_out)
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
538 {
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
539 Matrix retval;
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
540
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
541 octave_idx_type n_out = tout.capacity ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
542 octave_idx_type n = size ();
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
543
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
544 if (n_out > 0 && n > 0)
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
545 {
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
546 retval.resize (n_out, n);
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
547 xdot_out.resize (n_out, n);
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
548
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
549 for (octave_idx_type i = 0; i < n; i++)
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
550 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
551 retval.elem (0, i) = x.elem (i);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
552 xdot_out.elem (0, i) = xdot.elem (i);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
553 }
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
554
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
555 for (octave_idx_type j = 1; j < n_out; j++)
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
556 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
557 ColumnVector x_next = do_integrate (tout.elem (j));
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
558
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
559 if (integration_error)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
560 return retval;
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
561
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
562 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
563 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
564 retval.elem (j, i) = x_next.elem (i);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
565 xdot_out.elem (j, i) = xdot.elem (i);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
566 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
567 }
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
568 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
569
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
570 return retval;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
571 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
572
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
573 Matrix
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
574 DASPK::do_integrate (const ColumnVector& tout, const ColumnVector& tcrit)
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
575 {
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
576 Matrix dummy;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
577 return integrate (tout, dummy, tcrit);
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
578 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
579
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
580 Matrix
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
581 DASPK::integrate (const ColumnVector& tout, Matrix& xdot_out,
11586
12df7854fa7c strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 11574
diff changeset
582 const ColumnVector& tcrit)
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
583 {
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
584 Matrix retval;
4049
a35a3c5d4740 [project @ 2002-08-16 08:54:31 by jwe]
jwe
parents: 4047
diff changeset
585
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
586 octave_idx_type n_out = tout.capacity ();
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
587 octave_idx_type n = size ();
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
588
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
589 if (n_out > 0 && n > 0)
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
590 {
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
591 retval.resize (n_out, n);
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
592 xdot_out.resize (n_out, n);
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
593
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
594 for (octave_idx_type i = 0; i < n; i++)
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
595 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
596 retval.elem (0, i) = x.elem (i);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
597 xdot_out.elem (0, i) = xdot.elem (i);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
598 }
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
599
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
600 octave_idx_type n_crit = tcrit.capacity ();
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
601
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
602 if (n_crit > 0)
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
603 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
604 octave_idx_type i_crit = 0;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
605 octave_idx_type i_out = 1;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
606 double next_crit = tcrit.elem (0);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
607 double next_out;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
608 while (i_out < n_out)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
609 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
610 bool do_restart = false;
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
611
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
612 next_out = tout.elem (i_out);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
613 if (i_crit < n_crit)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
614 next_crit = tcrit.elem (i_crit);
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
615
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
616 bool save_output;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
617 double t_out;
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
618
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
619 if (next_crit == next_out)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
620 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
621 set_stop_time (next_crit);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
622 t_out = next_out;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
623 save_output = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
624 i_out++;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
625 i_crit++;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
626 do_restart = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
627 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
628 else if (next_crit < next_out)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
629 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
630 if (i_crit < n_crit)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
631 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
632 set_stop_time (next_crit);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
633 t_out = next_crit;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
634 save_output = false;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
635 i_crit++;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
636 do_restart = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
637 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
638 else
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
639 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
640 clear_stop_time ();
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
641 t_out = next_out;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
642 save_output = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
643 i_out++;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
644 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
645 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
646 else
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
647 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
648 set_stop_time (next_crit);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
649 t_out = next_out;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
650 save_output = true;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
651 i_out++;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
652 }
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
653
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
654 ColumnVector x_next = do_integrate (t_out);
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
655
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
656 if (integration_error)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
657 return retval;
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
658
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
659 if (save_output)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
660 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
661 for (octave_idx_type i = 0; i < n; i++)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
662 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
663 retval.elem (i_out-1, i) = x_next.elem (i);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
664 xdot_out.elem (i_out-1, i) = xdot.elem (i);
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
665 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
666 }
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
667
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
668 if (do_restart)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
669 force_restart ();
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
670 }
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
671 }
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
672 else
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
673 {
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
674 retval = integrate (tout, xdot_out);
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
675
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
676 if (integration_error)
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
677 return retval;
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
678 }
3912
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
679 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
680
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
681 return retval;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
682 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe]
jwe
parents:
diff changeset
683
3995
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
684 std::string
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
685 DASPK::error_message (void) const
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
686 {
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
687 std::string retval;
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
688
5765
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe]
jwe
parents: 5307
diff changeset
689 std::ostringstream buf;
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe]
jwe
parents: 5307
diff changeset
690 buf << t;
7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe]
jwe
parents: 5307
diff changeset
691 std::string t_curr = buf.str ();
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
692
3997
d4091aff6468 [project @ 2002-07-17 18:00:06 by jwe]
jwe
parents: 3996
diff changeset
693 switch (istate)
3995
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
694 {
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
695 case 1:
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
696 retval = "a step was successfully taken in intermediate-output mode.";
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
697 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
698
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
699 case 2:
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
700 retval = "integration completed by stepping exactly to TOUT";
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
701 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
702
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
703 case 3:
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
704 retval = "integration to tout completed by stepping past TOUT";
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
705 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
706
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
707 case 4:
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
708 retval = "initial condition calculation completed successfully";
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
709 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
710
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
711 case -1:
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
712 retval = std::string ("a large amount of work has been expended (t =")
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
713 + t_curr + ")";
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
714 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
715
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
716 case -2:
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
717 retval = "the error tolerances are too stringent";
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
718 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
719
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
720 case -3:
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
721 retval = std::string ("error weight became zero during problem. (t = ")
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
722 + t_curr
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
723 + "; solution component i vanished, and atol or atol(i) == 0)";
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
724 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
725
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
726 case -6:
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
727 retval = std::string ("repeated error test failures on the last attempted step (t = ")
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
728 + t_curr + ")";
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
729 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
730
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
731 case -7:
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
732 retval = std::string ("the corrector could not converge (t = ")
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
733 + t_curr + ")";
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
734 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
735
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
736 case -8:
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
737 retval = std::string ("the matrix of partial derivatives is singular (t = ")
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
738 + t_curr + ")";
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
739 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
740
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
741 case -9:
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
742 retval = std::string ("the corrector could not converge (t = ")
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
743 + t_curr + "; repeated test failures)";
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
744 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
745
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
746 case -10:
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
747 retval = std::string ("corrector could not converge because IRES was -1 (t = ")
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
748 + t_curr + ")";
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
749 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
750
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
751 case -11:
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
752 retval = std::string ("return requested in user-supplied function (t = ")
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
753 + t_curr + ")";
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
754 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
755
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
756 case -12:
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
757 retval = "failed to compute consistent initial conditions";
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
758 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
759
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
760 case -13:
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
761 retval = std::string ("unrecoverable error encountered inside user's PSOL function (t = ")
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
762 + t_curr + ")";
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
763 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
764
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
765 case -14:
4043
6fae69a1796e [project @ 2002-08-15 03:36:27 by jwe]
jwe
parents: 3998
diff changeset
766 retval = std::string ("the Krylov linear system solver failed to converge (t = ")
10314
07ebe522dac2 untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents: 10158
diff changeset
767 + t_curr + ")";
3996
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
768 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
769
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
770 case -33:
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
771 retval = "unrecoverable error (see printed message)";
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
772 break;
98107d72871c [project @ 2002-07-17 16:22:05 by jwe]
jwe
parents: 3995
diff changeset
773
3995
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
774 default:
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
775 retval = "unknown error state";
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
776 break;
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
777 }
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
778
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
779 return retval;
ee0304212be0 [project @ 2002-07-17 04:32:42 by jwe]
jwe
parents: 3991
diff changeset
780 }