octave: libinterp/corefcn/daspk.cc annotate

annotate libinterp/corefcn/daspk.cc @ 20892:c07bee629973

2015 Code Sprint: use ovl ().

author	Rik <rik@octave.org>
date	Mon, 14 Dec 2015 11:28:48 -0800
parents	1142cf6abc0d
children	6f0bd96f93c0

rev	line source
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	1 /*
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	2
19697 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	3 Copyright (C) 1996-2015 John W. Eaton
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	4
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	5 This file is part of Octave.
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	6
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	8 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5823 diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5823 diff changeset	10 option) any later version.
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	11
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	15 for more details.
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	16
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	17 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5823 diff changeset	18 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5823 diff changeset	19 <http://www.gnu.org/licenses/>.
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	20
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	21 */
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	22
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	23 #ifdef HAVE_CONFIG_H
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	24 #include <config.h>
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	25 #endif
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	26
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	27 #include <string>
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	28
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	29 #include <iomanip>
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	30 #include <iostream>
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	31
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	32 #include "DASPK.h"
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	33
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14854 diff changeset	34 #include "defun.h"
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	35 #include "error.h"
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	36 #include "gripes.h"
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	37 #include "oct-obj.h"
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	38 #include "ov-fcn.h"
5729 e065f7c18bdc [project @ 2006-04-03 19:03:30 by jwe] jwe parents: 5642 diff changeset	39 #include "ov-cell.h"
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	40 #include "pager.h"
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	41 #include "unwind-prot.h"
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	42 #include "utils.h"
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	43 #include "variables.h"
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	44
3998 f6df65db67f9 [project @ 2002-07-24 18:10:39 by jwe] jwe parents: 3997 diff changeset	45 #include "DASPK-opts.cc"
f6df65db67f9 [project @ 2002-07-24 18:10:39 by jwe] jwe parents: 3997 diff changeset	46
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	47 // Global pointer for user defined function required by daspk.
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	48 static octave_function *daspk_fcn;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	49
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	50 // Global pointer for optional user defined jacobian function.
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	51 static octave_function *daspk_jac;
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	52
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	53 // Have we warned about imaginary values returned from user function?
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	54 static bool warned_fcn_imaginary = false;
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	55 static bool warned_jac_imaginary = false;
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	56
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	57 // Is this a recursive call?
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	58 static int call_depth = 0;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	59
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	60 ColumnVector
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	61 daspk_user_function (const ColumnVector& x, const ColumnVector& xdot,
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	62 double t, octave_idx_type& ires)
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	63 {
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	64 ColumnVector retval;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	65
20229 5dfaaaae784f Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax(). Carnë Draug <carandraug@octave.org> parents: 19697 diff changeset	66 assert (x.numel () == xdot.numel ());
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	67
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	68 octave_value_list args;
4628 c0121a3b9cbe [project @ 2003-11-17 20:19:07 by jwe] jwe parents: 4144 diff changeset	69
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	70 args(2) = t;
4628 c0121a3b9cbe [project @ 2003-11-17 20:19:07 by jwe] jwe parents: 4144 diff changeset	71 args(1) = xdot;
c0121a3b9cbe [project @ 2003-11-17 20:19:07 by jwe] jwe parents: 4144 diff changeset	72 args(0) = x;
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	73
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	74 if (daspk_fcn)
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	75 {
20725 7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	76 octave_value_list tmp;
7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	77
7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	78 try
7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	79 {
7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	80 tmp = daspk_fcn->do_multi_index_op (1, args);
7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	81 }
20785 b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	82 catch (octave_execution_exception& e)
20725 7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	83 {
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20725 diff changeset	84 gripe_user_supplied_eval (e, "daspk");
20725 7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	85 }
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	86
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	87 int tlen = tmp.length ();
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	88 if (tlen > 0 && tmp(0).is_defined ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	89 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	90 if (! warned_fcn_imaginary && tmp(0).is_complex_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	91 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	92 warning ("daspk: ignoring imaginary part returned from user-supplied function");
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	93 warned_fcn_imaginary = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	94 }
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	95
20703 85e5efae848a eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20687 diff changeset	96 retval = tmp(0).vector_value ();
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	97
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	98 if (tlen > 1)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	99 ires = tmp(1).int_value ();
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	100
20703 85e5efae848a eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20687 diff changeset	101 if (retval.numel () == 0)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	102 gripe_user_supplied_eval ("daspk");
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	103 }
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	104 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	105 gripe_user_supplied_eval ("daspk");
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	106 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	107
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	108 return retval;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	109 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	110
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	111 Matrix
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	112 daspk_user_jacobian (const ColumnVector& x, const ColumnVector& xdot,
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	113 double t, double cj)
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	114 {
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	115 Matrix retval;
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	116
20229 5dfaaaae784f Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax(). Carnë Draug <carandraug@octave.org> parents: 19697 diff changeset	117 assert (x.numel () == xdot.numel ());
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	118
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	119 octave_value_list args;
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	120
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	121 args(3) = cj;
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	122 args(2) = t;
4628 c0121a3b9cbe [project @ 2003-11-17 20:19:07 by jwe] jwe parents: 4144 diff changeset	123 args(1) = xdot;
c0121a3b9cbe [project @ 2003-11-17 20:19:07 by jwe] jwe parents: 4144 diff changeset	124 args(0) = x;
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	125
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	126 if (daspk_jac)
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	127 {
20725 7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	128 octave_value_list tmp;
7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	129
7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	130 try
7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	131 {
7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	132 tmp = daspk_jac->do_multi_index_op (1, args);
7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	133 }
20785 b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20756 diff changeset	134 catch (octave_execution_exception& e)
20725 7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	135 {
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20725 diff changeset	136 gripe_user_supplied_eval (e, "daspk");
20725 7164a69472dd eliminate more uses of error state John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	137 }
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	138
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	139 int tlen = tmp.length ();
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	140 if (tlen > 0 && tmp(0).is_defined ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	141 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	142 if (! warned_jac_imaginary && tmp(0).is_complex_type ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	143 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	144 warning ("daspk: ignoring imaginary part returned from user-supplied jacobian function");
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	145 warned_jac_imaginary = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	146 }
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	147
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	148 retval = tmp(0).matrix_value ();
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	149
20703 85e5efae848a eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20687 diff changeset	150 if (retval.numel () == 0)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	151 gripe_user_supplied_eval ("daspk");
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	152 }
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	153 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	154 gripe_user_supplied_eval ("daspk");
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	155 }
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	156
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	157 return retval;
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	158 }
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	159
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	160 #define DASPK_ABORT() \
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9377 diff changeset	161 return retval
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	162
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	163 #define DASPK_ABORT1(msg) \
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	164 do \
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	165 { \
20428 7ac907da9fba Use error() rather than ::error() unless explicitly required. Rik <rik@octave.org> parents: 20232 diff changeset	166 error ("daspk: " msg); \
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	167 DASPK_ABORT (); \
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	168 } \
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	169 while (0)
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	170
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	171 #define DASPK_ABORT2(fmt, arg) \
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	172 do \
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	173 { \
20428 7ac907da9fba Use error() rather than ::error() unless explicitly required. Rik <rik@octave.org> parents: 20232 diff changeset	174 error ("daspk: " fmt, arg); \
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	175 DASPK_ABORT (); \
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	176 } \
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	177 while (0)
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	178
15039 e753177cde93 maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory Rik <rik@octave.org> parents: 14854 diff changeset	179 DEFUN (daspk, args, nargout,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	180 "-- texinfo --\n\
20853 1142cf6abc0d 2015 Code Sprint: remove class of function from docstring for all C++ files. Rik <rik@octave.org> parents: 20802 diff changeset	181 @deftypefn {} {[@var{x}, @var{xdot}, @var{istate}, @var{msg}] =} daspk (@var{fcn}, @var{x_0}, @var{xdot_0}, @var{t}, @var{t_crit})\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	182 Solve the set of differential-algebraic equations\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	183 @tex\n\
4852 404c7122853e [project @ 2004-04-06 17:23:37 by jwe] jwe parents: 4698 diff changeset	184 $$ 0 = f (x, \\dot{x}, t) $$\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	185 with\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	186 $$ x(t_0) = x_0, \\dot{x}(t_0) = \\dot{x}_0 $$\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	187 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 7017 diff changeset	188 @ifnottex\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	189 \n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	190 @example\n\
4698 737fd5c0ae06 [project @ 2004-01-19 19:25:26 by jwe] jwe parents: 4628 diff changeset	191 0 = f (x, xdot, t)\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	192 @end example\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	193 \n\
10846 a4f482e66b65 Grammarcheck more of the documentation. Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	194 @noindent\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	195 with\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	196 \n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	197 @example\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	198 x(t_0) = x_0, xdot(t_0) = xdot_0\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	199 @end example\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	200 \n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 7017 diff changeset	201 @end ifnottex\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	202 The solution is returned in the matrices @var{x} and @var{xdot},\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	203 with each row in the result matrices corresponding to one of the\n\
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	204 elements in the vector @var{t}. The first element of @var{t}\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	205 should be @math{t_0} and correspond to the initial state of the\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	206 system @var{x_0} and its derivative @var{xdot_0}, so that the first\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	207 row of the output @var{x} is @var{x_0} and the first row\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	208 of the output @var{xdot} is @var{xdot_0}.\n\
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	209 \n\
8787 5b23faa8113c Documentation fixes. Olaf Till <olaf.till@uni-jena.de> parents: 8517 diff changeset	210 The first argument, @var{fcn}, is a string, inline, or function handle\n\
5b23faa8113c Documentation fixes. Olaf Till <olaf.till@uni-jena.de> parents: 8517 diff changeset	211 that names the function @math{f} to call to compute the vector of\n\
5b23faa8113c Documentation fixes. Olaf Till <olaf.till@uni-jena.de> parents: 8517 diff changeset	212 residuals for the set of equations. It must have the form\n\
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	213 \n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	214 @example\n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	215 @var{res} = f (@var{x}, @var{xdot}, @var{t})\n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	216 @end example\n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	217 \n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	218 @noindent\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	219 in which @var{x}, @var{xdot}, and @var{res} are vectors, and @var{t} is a\n\
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	220 scalar.\n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	221 \n\
8787 5b23faa8113c Documentation fixes. Olaf Till <olaf.till@uni-jena.de> parents: 8517 diff changeset	222 If @var{fcn} is a two-element string array or a two-element cell array\n\
9067 8970b4b10e9f Cleanup documentation for quad.texi and diffeq.texi Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	223 of strings, inline functions, or function handles, the first element names\n\
8787 5b23faa8113c Documentation fixes. Olaf Till <olaf.till@uni-jena.de> parents: 8517 diff changeset	224 the function @math{f} described above, and the second element names a\n\
5b23faa8113c Documentation fixes. Olaf Till <olaf.till@uni-jena.de> parents: 8517 diff changeset	225 function to compute the modified Jacobian\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	226 @tex\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	227 $$\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	228 J = {\\partial f \\over \\partial x}\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	229 + c {\\partial f \\over \\partial \\dot{x}}\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	230 $$\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	231 @end tex\n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 7017 diff changeset	232 @ifnottex\n\
4144 b02ada83de67 [project @ 2002-11-01 18:03:56 by jwe] jwe parents: 4140 diff changeset	233 \n\
b02ada83de67 [project @ 2002-11-01 18:03:56 by jwe] jwe parents: 4140 diff changeset	234 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	235 @group\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	236 df df\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	237 jac = -- + c ------\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	238 dx d xdot\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	239 @end group\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	240 @end example\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10155 diff changeset	241 \n\
8517 81d6ab3ac93c Allow documentation tobe built for other formats than tex and info sh@sh-laptop parents: 7017 diff changeset	242 @end ifnottex\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	243 \n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	244 The modified Jacobian function must have the form\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	245 \n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	246 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	247 @group\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	248 \n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	249 @var{jac} = j (@var{x}, @var{xdot}, @var{t}, @var{c})\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	250 \n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	251 @end group\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	252 @end example\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	253 \n\
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	254 The second and third arguments to @code{daspk} specify the initial\n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	255 condition of the states and their derivatives, and the fourth argument\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	256 specifies a vector of output times at which the solution is desired,\n\
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	257 including the time corresponding to the initial condition.\n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	258 \n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	259 The set of initial states and derivatives are not strictly required to\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	260 be consistent. If they are not consistent, you must use the\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	261 @code{daspk_options} function to provide additional information so\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	262 that @code{daspk} can compute a consistent starting point.\n\
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	263 \n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	264 The fifth argument is optional, and may be used to specify a set of\n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	265 times that the DAE solver should not integrate past. It is useful for\n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	266 avoiding difficulties with singularities and points where there is a\n\
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	267 discontinuity in the derivative.\n\
3964 3030cb6cb559 [project @ 2002-06-28 17:17:55 by jwe] jwe parents: 3912 diff changeset	268 \n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	269 After a successful computation, the value of @var{istate} will be\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10155 diff changeset	270 greater than zero (consistent with the Fortran version of @sc{daspk}).\n\
4115 fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	271 \n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	272 If the computation is not successful, the value of @var{istate} will be\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	273 less than zero and @var{msg} will contain additional information.\n\
fc2048d4cd21 [project @ 2002-10-22 21:28:42 by jwe] jwe parents: 3998 diff changeset	274 \n\
3964 3030cb6cb559 [project @ 2002-06-28 17:17:55 by jwe] jwe parents: 3912 diff changeset	275 You can use the function @code{daspk_options} to set optional\n\
3030cb6cb559 [project @ 2002-06-28 17:17:55 by jwe] jwe parents: 3912 diff changeset	276 parameters for @code{daspk}.\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5307 diff changeset	277 @seealso{dassl}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5307 diff changeset	278 @end deftypefn")
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	279 {
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	280 octave_value_list retval (4);
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	281
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	282 warned_fcn_imaginary = false;
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	283 warned_jac_imaginary = false;
303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	284
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9377 diff changeset	285 unwind_protect frame;
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	286
10066 2cd940306a06 make unwind_protect frames local Jaroslav Hajek <highegg@gmail.com> parents: 9377 diff changeset	287 frame.protect_var (call_depth);
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	288 call_depth++;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	289
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	290 if (call_depth > 1)
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	291 DASPK_ABORT1 ("invalid recursive call");
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	292
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	293 int nargin = args.length ();
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	294
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	295 if (nargin < 4 \|\| nargin > 5)
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	296 print_usage ();
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	297
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	298 std::string fcn_name, fname, jac_name, jname;
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	299 daspk_fcn = 0;
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	300 daspk_jac = 0;
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	301
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	302 octave_value f_arg = args(0);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	303
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	304 if (f_arg.is_cell ())
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	305 {
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	306 Cell c = f_arg.cell_value ();
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	307 if (c.numel () == 1)
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	308 f_arg = c(0);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	309 else if (c.numel () == 2)
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	310 {
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	311 if (c(0).is_function_handle () \|\| c(0).is_inline_function ())
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	312 daspk_fcn = c(0).function_value ();
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	313 else
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	314 {
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	315 fcn_name = unique_symbol_name ("__daspk_fcn__");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	316 fname = "function y = ";
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	317 fname.append (fcn_name);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	318 fname.append (" (x, xdot, t) y = ");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	319 daspk_fcn = extract_function
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	320 (c(0), "daspk", fcn_name, fname, "; endfunction");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	321 }
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	322
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	323 if (daspk_fcn)
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	324 {
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	325 if (c(1).is_function_handle () \|\| c(1).is_inline_function ())
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	326 daspk_jac = c(1).function_value ();
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	327 else
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	328 {
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	329 jac_name = unique_symbol_name ("__daspk_jac__");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	330 jname = "function jac = ";
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	331 jname.append (jac_name);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	332 jname.append (" (x, xdot, t, cj) jac = ");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	333 daspk_jac = extract_function (c(1), "daspk", jac_name,
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	334 jname, "; endfunction");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	335
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	336 if (!daspk_jac)
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	337 {
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	338 if (fcn_name.length ())
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	339 clear_function (fcn_name);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	340 daspk_fcn = 0;
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	341 }
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	342 }
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	343 }
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	344 }
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	345 else
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	346 DASPK_ABORT1 ("incorrect number of elements in cell array");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	347 }
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	348
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	349 if (!daspk_fcn && ! f_arg.is_cell ())
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	350 {
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	351 if (f_arg.is_function_handle () \|\| f_arg.is_inline_function ())
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	352 daspk_fcn = f_arg.function_value ();
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	353 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	354 {
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	355 switch (f_arg.rows ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	356 {
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	357 case 1:
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	358 do
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	359 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	360 fcn_name = unique_symbol_name ("__daspk_fcn__");
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	361 fname = "function y = ";
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	362 fname.append (fcn_name);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	363 fname.append (" (x, xdot, t) y = ");
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	364 daspk_fcn = extract_function (f_arg, "daspk", fcn_name,
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	365 fname, "; endfunction");
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	366 }
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	367 while (0);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	368 break;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	369
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	370 case 2:
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	371 {
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	372 string_vector tmp = f_arg.all_strings ();
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	373
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	374 fcn_name = unique_symbol_name ("__daspk_fcn__");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	375 fname = "function y = ";
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	376 fname.append (fcn_name);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	377 fname.append (" (x, xdot, t) y = ");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	378 daspk_fcn = extract_function (tmp(0), "daspk", fcn_name,
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	379 fname, "; endfunction");
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	380
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	381 if (daspk_fcn)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	382 {
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	383 jac_name = unique_symbol_name ("__daspk_jac__");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	384 jname = "function jac = ";
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	385 jname.append (jac_name);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	386 jname.append (" (x, xdot, t, cj) jac = ");
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	387 daspk_jac = extract_function (tmp(1), "daspk",
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	388 jac_name, jname,
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	389 "; endfunction");
5729 e065f7c18bdc [project @ 2006-04-03 19:03:30 by jwe] jwe parents: 5642 diff changeset	390
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	391 if (!daspk_jac)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	392 {
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	393 if (fcn_name.length ())
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	394 clear_function (fcn_name);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	395 daspk_fcn = 0;
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	396 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	397 }
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	398 }
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	399 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 10066 diff changeset	400 }
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	401 }
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	402
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	403 if (! daspk_fcn)
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	404 DASPK_ABORT ();
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	405
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	406 ColumnVector state = args(1).xvector_value ("daspk: initial state X_0 must be a vector");
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	407
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	408 ColumnVector deriv = args(2).xvector_value ("daspk: initial derivatives XDOT_0 must be a vector");
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	409
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	410 ColumnVector out_times = args(3).xvector_value ("daspk: output time variable T must be a vector");
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	411
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	412 ColumnVector crit_times;
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	413 int crit_times_set = 0;
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	414 if (nargin > 4)
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	415 {
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	416 crit_times = args(4).xvector_value ("daspk: list of critical times T_CRIT must be a vector");
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	417
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	418 crit_times_set = 1;
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	419 }
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	420
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	421 if (state.numel () != deriv.numel ())
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	422 DASPK_ABORT1 ("X_0 and XDOT_0 must have the same size");
4140 303b28a7a7e4 [project @ 2002-11-01 02:53:13 by jwe] jwe parents: 4122 diff changeset	423
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	424 double tzero = out_times (0);
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	425
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	426 DAEFunc func (daspk_user_function);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	427 if (daspk_jac)
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	428 func.set_jacobian_function (daspk_user_jacobian);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	429
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	430 DASPK dae (state, deriv, tzero, func);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	431 dae.set_options (daspk_opts);
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	432
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	433 Matrix output;
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	434 Matrix deriv_output;
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	435
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	436 if (crit_times_set)
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	437 output = dae.integrate (out_times, deriv_output, crit_times);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	438 else
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	439 output = dae.integrate (out_times, deriv_output);
3997 d4091aff6468 [project @ 2002-07-17 18:00:06 by jwe] jwe parents: 3964 diff changeset	440
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	441 if (fcn_name.length ())
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	442 clear_function (fcn_name);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	443 if (jac_name.length ())
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	444 clear_function (jac_name);
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	445
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	446 std::string msg = dae.error_message ();
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	447
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	448 if (dae.integration_ok ())
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	449 {
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	450 retval(0) = output;
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	451 retval(1) = deriv_output;
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	452 }
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	453 else
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	454 {
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	455 if (nargout < 3)
8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	456 error ("daspk: %s", msg.c_str ());
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	457
c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	458 retval(0) = Matrix ();
c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	459 retval(1) = Matrix ();
20802 8bb38ba1bad6 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	460 }
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	461
20892 c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	462 retval(2) = static_cast<double> (dae.integration_state ());
c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	463 retval(3) = msg;
c07bee629973 2015 Code Sprint: use ovl (). Rik <rik@octave.org> parents: 20853 diff changeset	464
3912 f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	465 return retval;
f56cd411adb4 [project @ 2002-04-28 03:12:27 by jwe] jwe parents: diff changeset	466 }

Mercurial > octave

annotate libinterp/corefcn/daspk.cc @ 20892:c07bee629973