Mercurial > octave
annotate libinterp/corefcn/__pchip_deriv__.cc @ 21966:112b20240c87
move docstrings in C++ files out of C strings and into comments
* __contourc__.cc, __dispatch__.cc, __dsearchn__.cc, __ichol__.cc,
__ilu__.cc, __lin_interpn__.cc, __luinc__.cc, __magick_read__.cc,
__pchip_deriv__.cc, __qp__.cc, balance.cc, besselj.cc, betainc.cc,
bitfcns.cc, bsxfun.cc, cellfun.cc, colloc.cc, conv2.cc, daspk.cc,
dasrt.cc, dassl.cc, data.cc, debug.cc, defaults.cc, det.cc, dirfns.cc,
dlmread.cc, dot.cc, eig.cc, ellipj.cc, error.cc, fft.cc, fft2.cc,
fftn.cc, file-io.cc, filter.cc, find.cc, gammainc.cc, gcd.cc,
getgrent.cc, getpwent.cc, getrusage.cc, givens.cc, graphics.cc,
hash.cc, help.cc, hess.cc, hex2num.cc, input.cc, inv.cc, kron.cc,
load-path.cc, load-save.cc, lookup.cc, ls-oct-text.cc, lsode.cc,
lu.cc, mappers.cc, matrix_type.cc, max.cc, mgorth.cc, nproc.cc,
oct-hist.cc, octave-link.cc, ordschur.cc, pager.cc, pinv.cc,
pr-output.cc, profiler.cc, psi.cc, pt-jit.cc, quad.cc, quadcc.cc,
qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, sighandlers.cc,
sparse.cc, spparms.cc, sqrtm.cc, str2double.cc, strfind.cc, strfns.cc,
sub2ind.cc, svd.cc, sylvester.cc, symtab.cc, syscalls.cc, sysdep.cc,
time.cc, toplev.cc, tril.cc, tsearch.cc, typecast.cc, urlwrite.cc,
utils.cc, variables.cc, __delaunayn__.cc, __eigs__.cc,
__fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc,
__init_gnuplot__.cc, __osmesa_print__.cc, __voronoi__.cc, amd.cc,
audiodevinfo.cc, audioread.cc, ccolamd.cc, chol.cc, colamd.cc,
convhulln.cc, dmperm.cc, fftw.cc, qr.cc, symbfact.cc, symrcm.cc,
ov-base.cc, ov-bool-mat.cc, ov-cell.cc, ov-class.cc, ov-classdef.cc,
ov-fcn-handle.cc, ov-fcn-inline.cc, ov-flt-re-mat.cc, ov-int16.cc,
ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-java.cc, ov-null-mat.cc,
ov-oncleanup.cc, ov-range.cc, ov-re-mat.cc, ov-struct.cc,
ov-typeinfo.cc, ov-uint16.cc, ov-uint32.cc, ov-uint64.cc, ov-uint8.cc,
ov-usr-fcn.cc, ov.cc, octave.cc, pt-arg-list.cc, pt-binop.cc,
pt-eval.cc, pt-mat.cc, lex.ll, oct-parse.in.yy:
Docstrings are now comments instead of C strings.
* build-aux/mk-opts.pl: Emit docstrings as comments instead of C
strings.
* DASPK-opts.in, LSODE-opts.in: Don't quote " in docstring fragments.
* builtins.h: Include builtin-defun-decls.h unconditionally.
* defun.h (DEFUN, DEFUNX, DEFCONSTFUN): Simply emit declaration.
(DEFALIAS): Always expand to nothing.
* defun-dld.h: No special macro expansions for MAKE_BUILTINS.
(DEFUN_DLD): Use FORWARD_DECLARE_FUN.
(DEFUNX_DLD): Use FORWARD_DECLARE_FUNX.
* defun-int.h: No special macro expansions for MAKE_BUILTINS.
(FORWARD_DECLARE_FUN, FORWARD_DECLARE_FUNX): New macros.
(DEFINE_FUN_INSTALLER_FUN): If compiling an Octave source file, pass
"external-doc" to DEFINE_FUNX_INSTALLER_FUN.
(DEFUN_INTERNAL, DEFCONSTFUN_INTERNAL, DEFUNX_INTERNAL,
DEFALIAS_INTERNAL): Delete.
* common.mk (move_if_change_rule): New macro.
(simple_move_if_change_rule): Define using move_if_change_rule.
* find-defun-files.sh (DEFUN_PATTERN): Update. Don't transform file
name extension to ".df".
* libinterp/mk-pkg-add, gendoc.pl: Operate directly on source files.
* mkbuiltins: New argument, SRCDIR. Operate directly on source files.
* mkdefs: Delete.
* libinterp/module.mk (BUILT_SOURCES): Update list to contain only
files included in other source files.
(GENERATED_MAKE_BUILTINS_INCS, DEF_FILES): Delete.
(LIBINTERP_BUILT_DISTFILES): Include $(OPT_HANDLERS) here.
(LIBINTERP_BUILT_NODISTFILES): Not here. Remove $(ALL_DEF_FILES from
the list.
(libinterp_EXTRA_DIST): Remove mkdefs from the list.
(FOUND_DEFUN_FILES): Rename from SRC_DEF_FILES.
(DLDFCN_DEFUN_FILES): Rename from DLDFCN_DEF_FILES.
(SRC_DEFUN_FILES): Rename from SRC_DEF_FILES.
(ALL_DEFUN_FILES): Rename from ALL_DEF_FILES.
(%.df: %.cc): Delete pattern rule.
(libinterp/build-env-features.cc, libinterp/builtins.cc,
libinterp/dldfcn/PKG_ADD): Use mv instead of move-if-change.
(libinterp/builtins.cc, libinterp/builtin-defun-decls.h):
Update mkbuiltins command.
($(srcdir)/libinterp/DOCSTRINGS): Update gendoc.pl command.
* liboctave/module.mk (BUILT_SOURCES): Don't include
liboctave-build-info.cc in the list.
author | John W. Eaton <jwe@octave.org> |
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date | Tue, 21 Jun 2016 16:07:51 -0400 |
parents | aba2e6293dd8 |
children | 59cadee1c74b |
rev | line source |
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1 /* |
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3 Copyright (C) 2002-2015 Kai Habel |
11523 | 4 Copyright (C) 2008-2009 Jaroslav Hajek |
5837 | 5 |
6 This file is part of Octave. | |
7 | |
8 Octave is free software; you can redistribute it and/or modify it | |
9 under the terms of the GNU General Public License as published by the | |
7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
11 option) any later version. | |
5837 | 12 |
13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 for more details. | |
17 | |
18 You should have received a copy of the GNU General Public License | |
7016 | 19 along with Octave; see the file COPYING. If not, see |
20 <http://www.gnu.org/licenses/>. | |
5837 | 21 |
22 */ | |
23 | |
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24 #if defined (HAVE_CONFIG_H) |
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25 # include "config.h" |
5837 | 26 #endif |
27 | |
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28 #include "defun.h" |
5837 | 29 #include "error.h" |
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30 #include "errwarn.h" |
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31 #include "ovl.h" |
5837 | 32 #include "utils.h" |
33 #include "f77-fcn.h" | |
34 | |
5838 | 35 extern "C" |
36 { | |
6242 | 37 F77_RET_T |
11518 | 38 F77_FUNC (dpchim, DPCHIM) (const octave_idx_type& n, const double *x, |
39 const double *f, double *d, | |
40 const octave_idx_type &incfd, | |
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41 octave_idx_type *ierr); |
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42 |
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43 F77_RET_T |
11518 | 44 F77_FUNC (pchim, PCHIM) (const octave_idx_type& n, const float *x, |
45 const float *f, float *d, | |
46 const octave_idx_type& incfd, | |
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47 octave_idx_type *ierr); |
5837 | 48 } |
49 | |
6945 | 50 // Wrapper for SLATEC/PCHIP function DPCHIM to calculate the derivates |
51 // for piecewise polynomials. | |
52 | |
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53 DEFUN (__pchip_deriv__, args, , |
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54 doc: /* -*- texinfo -*- |
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55 @deftypefn {} {} __pchip_deriv__ (@var{x}, @var{y}, @var{dim}) |
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56 Undocumented internal function. |
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57 @end deftypefn */) |
5837 | 58 { |
59 octave_value retval; | |
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60 int nargin = args.length (); |
5837 | 61 |
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62 bool rows = (nargin == 3 && args(2).uint_value () == 2); |
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63 |
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64 if (nargin >= 2) |
5837 | 65 { |
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66 if (args(0).is_single_type () || args(1).is_single_type ()) |
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67 { |
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68 FloatColumnVector xvec (args(0).float_vector_value ()); |
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69 FloatMatrix ymat (args(1).float_matrix_value ()); |
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70 |
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71 octave_idx_type nx = xvec.numel (); |
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72 |
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73 if (nx < 2) |
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74 error ("__pchip_deriv__: X must be at least of length 2"); |
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75 |
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76 octave_idx_type nyr = ymat.rows (); |
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77 octave_idx_type nyc = ymat.columns (); |
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79 if (nx != (rows ? nyc : nyr)) |
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80 error ("__pchip_deriv__: X and Y dimension mismatch"); |
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81 |
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82 FloatMatrix dmat (nyr, nyc); |
5837 | 83 |
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84 octave_idx_type ierr; |
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85 const octave_idx_type incfd = rows ? nyr : 1; |
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86 volatile const octave_idx_type inc = rows ? 1 : nyr; |
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87 volatile octave_idx_type k = 0; |
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88 |
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89 for (volatile octave_idx_type i = (rows ? nyr : nyc); i > 0; i--) |
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90 { |
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91 F77_XFCN (pchim, PCHIM, (nx, xvec.data (), |
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92 ymat.data () + k * inc, |
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93 dmat.fortran_vec () + k * inc, |
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94 incfd, &ierr)); |
5837 | 95 |
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96 k++; |
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97 |
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98 if (ierr < 0) |
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99 error ("__pchip_deriv__: PCHIM failed with ierr = %i", ierr); |
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100 } |
5837 | 101 |
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102 retval = dmat; |
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103 } |
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104 else |
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105 { |
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106 ColumnVector xvec (args(0).vector_value ()); |
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107 Matrix ymat (args(1).matrix_value ()); |
5837 | 108 |
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109 octave_idx_type nx = xvec.numel (); |
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110 |
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111 if (nx < 2) |
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113 |
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114 octave_idx_type nyr = ymat.rows (); |
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115 octave_idx_type nyc = ymat.columns (); |
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116 |
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117 if (nx != (rows ? nyc : nyr)) |
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118 error ("__pchip_deriv__: X and Y dimension mismatch"); |
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119 |
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120 Matrix dmat (nyr, nyc); |
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122 octave_idx_type ierr; |
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123 const octave_idx_type incfd = rows ? nyr : 1; |
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124 volatile const octave_idx_type inc = rows ? 1 : nyr; |
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125 volatile octave_idx_type k = 0; |
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126 |
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127 for (volatile octave_idx_type i = (rows ? nyr : nyc); i > 0; i--) |
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128 { |
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e7369c43ebe0
Fix segmentation fault for interp2 and pchip method (bug #41838).
Stefan Mahr <dac922@gmx.de>
parents:
17787
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129 F77_XFCN (dpchim, DPCHIM, (nx, xvec.data (), |
19787
4ae2987c5f66
avoid variable possibly clobbered by longjmp warning from GCC
John W. Eaton <jwe@octave.org>
parents:
19780
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130 ymat.data () + k * inc, |
4ae2987c5f66
avoid variable possibly clobbered by longjmp warning from GCC
John W. Eaton <jwe@octave.org>
parents:
19780
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131 dmat.fortran_vec () + k * inc, |
4ae2987c5f66
avoid variable possibly clobbered by longjmp warning from GCC
John W. Eaton <jwe@octave.org>
parents:
19780
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132 incfd, &ierr)); |
4ae2987c5f66
avoid variable possibly clobbered by longjmp warning from GCC
John W. Eaton <jwe@octave.org>
parents:
19780
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133 k++; |
5838 | 134 |
10154
40dfc0c99116
DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents:
8713
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135 if (ierr < 0) |
20831
35241c4b696c
eliminate return statements after calls to error
John W. Eaton <jwe@octave.org>
parents:
20232
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136 error ("__pchip_deriv__: DPCHIM failed with ierr = %i", ierr); |
10154
40dfc0c99116
DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents:
8713
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137 } |
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7017
diff
changeset
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138 |
10154
40dfc0c99116
DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents:
8713
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139 retval = dmat; |
40dfc0c99116
DLD-FUNCTIONS/*.cc: untabify
John W. Eaton <jwe@octave.org>
parents:
8713
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140 } |
5837 | 141 } |
142 | |
143 return retval; | |
144 } | |
12805
3641167e5b75
codesprint: *.cc helper functions do not need tests
Rik <octave@nomad.inbox5.com>
parents:
11586
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145 |
3641167e5b75
codesprint: *.cc helper functions do not need tests
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
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146 /* |
3641167e5b75
codesprint: *.cc helper functions do not need tests
Rik <octave@nomad.inbox5.com>
parents:
11586
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147 ## No test needed for internal helper function. |
3641167e5b75
codesprint: *.cc helper functions do not need tests
Rik <octave@nomad.inbox5.com>
parents:
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148 %!assert (1) |
3641167e5b75
codesprint: *.cc helper functions do not need tests
Rik <octave@nomad.inbox5.com>
parents:
11586
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149 */ |