octave: liboctave/numeric/lo-mappers.h annotate

annotate liboctave/numeric/lo-mappers.h @ 27923:bd51beb6205e

update formatting of copyright notices * Use <https://octave.org/copyright/> instead of <https://octave.org/COPYRIGHT.html/>. * For consistency with other comments in the Octave sources, use C++-style comments for copyright blocks in C and C++ files. * Use delimiters above and below copyright blocks that are appropriate for the language used in the file. * Eliminate extra spacing inside copyright blocks. * lex.ll (looks_like_copyright): Also allow newlines and carriage returns before the word "Copyright". * scripts/mk-doc.pl (gethelp): Also skip empty comment lines. * bp-table.cc, type.m: Adjust tests.

author	John W. Eaton <jwe@octave.org>
date	Wed, 08 Jan 2020 11:59:41 -0500
parents	1891570abac8
children	ef0775fdab2c 0a5b15007766

rev	line source
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	1 ////////////////////////////////////////////////////////////////////////
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	2 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	3 // Copyright (C) 1996-2020 The Octave Project Developers
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	4 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	5 // See the file COPYRIGHT.md in the top-level directory of this
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	6 // distribution or <https://octave.org/copyright/>.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	7 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	8 // This file is part of Octave.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	9 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	10 // Octave is free software: you can redistribute it and/or modify it
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	11 // under the terms of the GNU General Public License as published by
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	12 // the Free Software Foundation, either version 3 of the License, or
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	13 // (at your option) any later version.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	14 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	15 // Octave is distributed in the hope that it will be useful, but
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	16 // WITHOUT ANY WARRANTY; without even the implied warranty of
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	18 // GNU General Public License for more details.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	19 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	20 // You should have received a copy of the GNU General Public License
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	21 // along with Octave; see the file COPYING. If not, see
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	22 // <https://www.gnu.org/licenses/>.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	23 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	24 ////////////////////////////////////////////////////////////////////////
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	25
20791 f7084eae3318 maint: Use Octave coding conventions for #if statements. Rik <rik@octave.org> parents: 20374 diff changeset	26 #if ! defined (octave_lo_mappers_h)
17822 ebb3ef964372 maint: Use common #define syntax "octave_filename_h" in h_files. Rik <rik@octave.org> parents: 17769 diff changeset	27 #define octave_lo_mappers_h 1
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	28
21244 1473547f50f5 include octave-config.h in public header files John W. Eaton <jwe@octave.org> parents: 21232 diff changeset	29 #include "octave-config.h"
1473547f50f5 include octave-config.h in public header files John W. Eaton <jwe@octave.org> parents: 21232 diff changeset	30
23662 bd77ab816e43 eliminate obsolete file lo-math.h John W. Eaton <jwe@octave.org> parents: 23619 diff changeset	31 #include <cmath>
bd77ab816e43 eliminate obsolete file lo-math.h John W. Eaton <jwe@octave.org> parents: 23619 diff changeset	32
11211 2554b4a0806e use templates for some lo-mappers functions John W. Eaton <jwe@octave.org> parents: 11209 diff changeset	33 #include <limits>
2554b4a0806e use templates for some lo-mappers functions John W. Eaton <jwe@octave.org> parents: 11209 diff changeset	34
23443 3f1bf237908b maint: Eliminate <cfloat.h> header from liboctave files. Rik <rik@octave.org> parents: 23220 diff changeset	35 #include "lo-ieee.h"
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	36 #include "oct-cmplx.h"
22117 9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	37 #include "oct-inttypes-fwd.h"
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	38
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	39 namespace octave
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	40 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	41 namespace math
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	42 {
23619 6ed4d6e306ba maint: Deprecate is_NA and replace with isna. Rik <rik@octave.org> parents: 23615 diff changeset	43 extern OCTAVE_API bool isna (double x);
6ed4d6e306ba maint: Deprecate is_NA and replace with isna. Rik <rik@octave.org> parents: 23615 diff changeset	44 extern OCTAVE_API bool isna (float x);
6ed4d6e306ba maint: Deprecate is_NA and replace with isna. Rik <rik@octave.org> parents: 23615 diff changeset	45 extern OCTAVE_API bool isna (const Complex& x);
6ed4d6e306ba maint: Deprecate is_NA and replace with isna. Rik <rik@octave.org> parents: 23615 diff changeset	46 extern OCTAVE_API bool isna (const FloatComplex& x);
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	47
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	48 extern OCTAVE_API bool is_NaN_or_NA (const Complex& x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	49 extern OCTAVE_API bool is_NaN_or_NA (const FloatComplex& x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	50
23665 90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	51 inline double copysign (double x, double y) { return std::copysign (x, y); }
90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	52 inline float copysign (float x, float y) { return std::copysignf (x, y); }
22274 edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	53
23665 90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	54 inline double signbit (double x) { return std::signbit (x); }
90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	55 inline float signbit (float x) { return std::signbit (x); }
22274 edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	56
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	57 // Test for negative sign.
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	58 extern OCTAVE_API bool negative_sign (double x);
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	59 extern OCTAVE_API bool negative_sign (float x);
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	60
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	61 // Test for positive sign.
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	62 inline bool positive_sign (double x) { return ! negative_sign (x); }
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	63 inline bool positive_sign (float x) { return ! negative_sign (x); }
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	64
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	65 extern OCTAVE_API Complex acos (const Complex& x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	66 extern OCTAVE_API FloatComplex acos (const FloatComplex& x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	67
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	68 extern OCTAVE_API Complex asin (const Complex& x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	69 extern OCTAVE_API FloatComplex asin (const FloatComplex& x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	70
23665 90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	71 inline Complex atan (const Complex& x) { return std::atan (x); }
90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	72 inline FloatComplex atan (const FloatComplex& x) { return std::atan (x); }
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	73
23708 750e42a35adc Use imag, real, arg from std library for Complex types. Rik <rik@octave.org> parents: 23696 diff changeset	74 // The C++ standard would normally return a std::complex value for conj
23780 96e36ba3be65 maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 23733 diff changeset	75 // even when the input is fully real. Octave overrides this.
22274 edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	76 inline double conj (double x) { return x; }
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	77 inline float conj (float x) { return x; }
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	78
22274 edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	79 template <typename T>
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	80 std::complex<T>
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	81 conj (const std::complex<T>& x)
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	82 {
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	83 return std::conj (x);
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	84 }
edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	85
23665 90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	86 inline double log2 (double x) { return std::log2 (x); }
90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	87 inline float log2 (float x) { return std::log2f (x); }
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	88
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	89 extern OCTAVE_API Complex log2 (const Complex& x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	90 extern OCTAVE_API FloatComplex log2 (const FloatComplex& x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	91
23815 4d11ada80395 Restore using gnulib wrapper for frexp until MinGW C library is fixed (bug #51630). Rik <rik@octave.org> parents: 23780 diff changeset	92 extern OCTAVE_API double log2 (double x, int& exp);
4d11ada80395 Restore using gnulib wrapper for frexp until MinGW C library is fixed (bug #51630). Rik <rik@octave.org> parents: 23780 diff changeset	93 extern OCTAVE_API float log2 (float x, int& exp);
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	94
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	95 extern OCTAVE_API Complex log2 (const Complex& x, int& exp);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	96 extern OCTAVE_API FloatComplex log2 (const FloatComplex& x, int& exp);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	97
23665 90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	98 inline double exp2 (double x) { return std::exp2 (x); }
90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	99 inline float exp2 (float x) { return std::exp2f (x); }
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	100
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	101 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	102 std::complex<T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	103 ceil (const std::complex<T>& x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	104 {
23726 1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	105 return std::complex<T> (std::ceil (std::real (x)),
1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	106 std::ceil (std::imag (x)));
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	107 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	108
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	109 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	110 std::complex<T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	111 trunc (const std::complex<T>& x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	112 {
23726 1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	113 return std::complex<T> (std::trunc (std::real (x)),
1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	114 std::trunc (std::imag (x)));
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	115 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	116
23726 1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	117 // Provide alias for trunc under the more familiar name of fix.
1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	118 inline double fix (double x) { return std::trunc (x); }
1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	119 inline float fix (float x) { return std::trunc (x); }
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	120
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	121 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	122 std::complex<T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	123 fix (const std::complex<T>& x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	124 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	125 return trunc (x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	126 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	127
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	128 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	129 std::complex<T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	130 floor (const std::complex<T>& x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	131 {
23726 1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	132 return std::complex<T> (std::floor (std::real (x)),
1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	133 std::floor (std::imag (x)));
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	134 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	135
23665 90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	136 inline double round (double x) { return std::round (x); }
90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	137 inline float round (float x) { return std::roundf (x); }
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	138
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	139 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	140 std::complex<T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	141 round (const std::complex<T>& x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	142 {
22274 edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	143 return std::complex<T> (round (std::real (x)), round (std::imag (x)));
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	144 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	145
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	146 inline double
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	147 roundb (double x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	148 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	149 double t = round (x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	150
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	151 if (fabs (x - t) == 0.5)
23726 1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	152 t = 2 * std::trunc (0.5 * t);
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	153
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	154 return t;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	155 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	156
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	157 inline float
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	158 roundb (float x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	159 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	160 float t = round (x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	161
22274 edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	162 if (fabsf (x - t) == 0.5f)
23726 1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	163 t = 2 * std::trunc (0.5f * t);
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	164
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	165 return t;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	166 }
7922 935be827eaf8 error for NaN values in & and \| expressions John W. Eaton <jwe@octave.org> parents: 7789 diff changeset	167
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	168 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	169 std::complex<T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	170 roundb (const std::complex<T>& x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	171 {
22274 edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	172 return std::complex<T> (roundb (std::real (x)), roundb (std::imag (x)));
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	173 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	174
23815 4d11ada80395 Restore using gnulib wrapper for frexp until MinGW C library is fixed (bug #51630). Rik <rik@octave.org> parents: 23780 diff changeset	175 extern OCTAVE_API double frexp (double x, int *expptr);
4d11ada80395 Restore using gnulib wrapper for frexp until MinGW C library is fixed (bug #51630). Rik <rik@octave.org> parents: 23780 diff changeset	176 extern OCTAVE_API float frexp (float x, int *expptr);
22079 e0dbd81fd9b1 provide wrapper for frexp and frexpf (bug #48363) Mike Miller <mtmiller@octave.org> parents: 21937 diff changeset	177
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	178 inline bool isnan (bool) { return false; }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	179 inline bool isnan (char) { return false; }
23665 90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	180
90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	181 inline bool isnan (double x) { return std::isnan (x); }
90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	182 inline bool isnan (float x) { return std::isnan (x); }
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	183
23708 750e42a35adc Use imag, real, arg from std library for Complex types. Rik <rik@octave.org> parents: 23696 diff changeset	184 // FIXME: Do we need the isnan overload for complex?
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	185 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	186 bool
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	187 isnan (const std::complex<T>& x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	188 {
22274 edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	189 return (isnan (std::real (x)) \|\| isnan (std::imag (x)));
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	190 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	191
23665 90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	192 inline bool isfinite (double x) { return std::isfinite (x); }
90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	193 inline bool isfinite (float x) { return std::isfinite (x); }
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	194
23708 750e42a35adc Use imag, real, arg from std library for Complex types. Rik <rik@octave.org> parents: 23696 diff changeset	195 // FIXME: Do we need isfinite overload for complex?
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	196 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	197 bool
23564 7049da1648c0 Deprecate octave::math::finite in favor of octave::math::isfinite. Rik <rik@octave.org> parents: 23477 diff changeset	198 isfinite (const std::complex<T>& x)
7049da1648c0 Deprecate octave::math::finite in favor of octave::math::isfinite. Rik <rik@octave.org> parents: 23477 diff changeset	199 {
7049da1648c0 Deprecate octave::math::finite in favor of octave::math::isfinite. Rik <rik@octave.org> parents: 23477 diff changeset	200 return (isfinite (std::real (x)) && isfinite (std::imag (x)));
7049da1648c0 Deprecate octave::math::finite in favor of octave::math::isfinite. Rik <rik@octave.org> parents: 23477 diff changeset	201 }
7049da1648c0 Deprecate octave::math::finite in favor of octave::math::isfinite. Rik <rik@octave.org> parents: 23477 diff changeset	202
23665 90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	203 inline bool isinf (double x) { return std::isinf (x); }
90fdfe448ae6 Promote simple functions from lo-mappers.cc to inline versions in lo-mappers.h Rik <rik@octave.org> parents: 23662 diff changeset	204 inline bool isinf (float x) { return std::isinf (x); }
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	205
23708 750e42a35adc Use imag, real, arg from std library for Complex types. Rik <rik@octave.org> parents: 23696 diff changeset	206 // FIXME: Do we need isinf overload for complex?
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	207 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	208 bool
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	209 isinf (const std::complex<T>& x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	210 {
22274 edcad35c364f don't rely on std:: overloads of arg, conj, imag, and real for real args John W. Eaton <jwe@octave.org> parents: 22117 diff changeset	211 return (isinf (std::real (x)) \|\| isinf (std::imag (x)));
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	212 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	213
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	214 // Some useful tests, that are commonly repeated.
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	215 // Test for a finite integer.
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	216
23708 750e42a35adc Use imag, real, arg from std library for Complex types. Rik <rik@octave.org> parents: 23696 diff changeset	217 // FIXME: Benchmark whether trunc might be faster than round here.
23564 7049da1648c0 Deprecate octave::math::finite in favor of octave::math::isfinite. Rik <rik@octave.org> parents: 23477 diff changeset	218 inline bool isinteger (double x) { return isfinite (x) && x == round (x); }
7049da1648c0 Deprecate octave::math::finite in favor of octave::math::isfinite. Rik <rik@octave.org> parents: 23477 diff changeset	219 inline bool isinteger (float x) { return isfinite (x) && x == round (x); }
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	220
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	221 inline double
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	222 signum (double x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	223 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	224 double tmp = 0.0;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	225
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	226 if (x < 0.0)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	227 tmp = -1.0;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	228 else if (x > 0.0)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	229 tmp = 1.0;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	230
23696 08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23682 diff changeset	231 return isnan (x) ? numeric_limits<double>::NaN () : tmp;
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	232 }
3248 68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3156 diff changeset	233
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	234 inline float
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	235 signum (float x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	236 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	237 float tmp = 0.0f;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	238
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	239 if (x < 0.0f)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	240 tmp = -1.0f;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	241 else if (x > 0.0f)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	242 tmp = 1.0f;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	243
23696 08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23682 diff changeset	244 return isnan (x) ? numeric_limits<float>::NaN () : tmp;
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	245 }
21937 55f7de37b618 maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 21812 diff changeset	246
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	247 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	248 std::complex<T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	249 signum (const std::complex<T>& x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	250 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	251 T tmp = abs (x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	252
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	253 return tmp == 0 ? 0.0 : x / tmp;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	254 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	255
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	256 // Convert X to the nearest integer value. Should not pass NaN to
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	257 // this function.
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	258
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	259 // For integer types? Hmm. Need to be sure T is an integer type...
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	260 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	261 T
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	262 x_nint (T x)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	263 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	264 return x;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	265 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	266
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	267 template <>
23475 d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23443 diff changeset	268 inline double x_nint (double x)
d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23443 diff changeset	269 {
23726 1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	270 return (isfinite (x) ? std::floor (x + 0.5) : x);
23475 d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23443 diff changeset	271 }
d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23443 diff changeset	272
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	273 template <>
23475 d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23443 diff changeset	274 inline float x_nint (float x)
d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23443 diff changeset	275 {
23726 1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	276 return (isfinite (x) ? std::floor (x + 0.5f) : x);
23475 d691ed308237 maint: Clean up #includes in liboctave/numeric directory. Rik <rik@octave.org> parents: 23443 diff changeset	277 }
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	278
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	279 extern OCTAVE_API octave_idx_type nint_big (double x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	280 extern OCTAVE_API octave_idx_type nint_big (float x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	281
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	282 extern OCTAVE_API int nint (double x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	283 extern OCTAVE_API int nint (float x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	284
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	285 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	286 T
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	287 mod (T x, T y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	288 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	289 T retval;
4025 cfb762dc9259 [project @ 2002-08-09 06:32:15 by jwe] jwe parents: 3777 diff changeset	290
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	291 if (y == 0)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	292 retval = x;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	293 else
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	294 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	295 T q = x / y;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	296
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	297 if (x_nint (y) != y
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	298 && (std::abs ((q - x_nint (q)) / x_nint (q))
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	299 < std::numeric_limits<T>::epsilon ()))
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	300 retval = 0;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	301 else
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	302 {
23726 1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	303 T n = std::floor (q);
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	304
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	305 // Prevent use of extra precision.
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	306 volatile T tmp = y * n;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	307
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	308 retval = x - tmp;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	309 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	310 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	311
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	312 if (x != y && y != 0)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	313 retval = copysign (retval, y);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	314
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	315 return retval;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	316 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	317
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	318 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	319 T
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	320 rem (T x, T y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	321 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	322 T retval;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	323
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	324 if (y == 0)
23696 08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23682 diff changeset	325 retval = numeric_limits<T>::NaN ();
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	326 else
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	327 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	328 T q = x / y;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	329
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	330 if (x_nint (y) != y
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	331 && (std::abs ((q - x_nint (q)) / x_nint (q))
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	332 < std::numeric_limits<T>::epsilon ()))
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	333 retval = 0;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	334 else
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	335 {
23726 1147e5c912aa Remove unnecessary octave::math::(ceil,trunc,floor) declarations. Rik <rik@octave.org> parents: 23708 diff changeset	336 T n = std::trunc (q);
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	337
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	338 // Prevent use of extra precision.
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	339 volatile T tmp = y * n;
11212 ce27d6f4e134 use templates and inline for more lo-mappers functionos John W. Eaton <jwe@octave.org> parents: 11211 diff changeset	340
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	341 retval = x - tmp;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	342 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	343 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	344
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	345 if (x != y && y != 0)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	346 retval = copysign (retval, x);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	347
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	348 return retval;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	349 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	350
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	351 // Generic min, max definitions
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	352 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	353 T
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	354 min (T x, T y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	355 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	356 return x <= y ? x : y;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	357 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	358
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	359 template <typename T>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	360 T
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	361 max (T x, T y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	362 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	363 return x >= y ? x : y;
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	364 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	365
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	366 // This form is favorable. GCC will translate (x <= y ? x : y) without a
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	367 // jump, hence the only conditional jump involved will be the first
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	368 // (isnan), infrequent and hence friendly to branch prediction.
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	369
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	370 inline double
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	371 min (double x, double y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	372 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	373 return isnan (y) ? x : (x <= y ? x : y);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	374 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	375
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	376 inline double
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	377 max (double x, double y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	378 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	379 return isnan (y) ? x : (x >= y ? x : y);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	380 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	381
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	382 inline float
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	383 min (float x, float y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	384 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	385 return isnan (y) ? x : (x <= y ? x : y);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	386 }
10268 9a16a61ed43d new optimizations for accumarray Jaroslav Hajek <highegg@gmail.com> parents: 10158 diff changeset	387
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	388 inline float
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	389 max (float x, float y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	390 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	391 return isnan (y) ? x : (x >= y ? x : y);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	392 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	393
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	394 inline std::complex<double>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	395 min (const std::complex<double>& x, const std::complex<double>& y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	396 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	397 return abs (x) <= abs (y) ? x : (isnan (x) ? x : y);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	398 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	399
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	400 inline std::complex<float>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	401 min (const std::complex<float>& x, const std::complex<float>& y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	402 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	403 return abs (x) <= abs (y) ? x : (isnan (x) ? x : y);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	404 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	405
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	406 inline std::complex<double>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	407 max (const std::complex<double>& x, const std::complex<double>& y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	408 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	409 return abs (x) >= abs (y) ? x : (isnan (x) ? x : y);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	410 }
11212 ce27d6f4e134 use templates and inline for more lo-mappers functionos John W. Eaton <jwe@octave.org> parents: 11211 diff changeset	411
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	412 inline std::complex<float>
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	413 max (const std::complex<float>& x, const std::complex<float>& y)
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	414 {
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	415 return abs (x) >= abs (y) ? x : (isnan (x) ? x : y);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	416 }
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	417
22117 9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	418 template <typename T>
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	419 inline octave_int<T>
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	420 min (const octave_int<T>& x, const octave_int<T>& y)
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	421 {
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	422 return xmin (x, y);
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	423 }
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	424
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	425 template <typename T>
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	426 inline octave_int<T>
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	427 max (const octave_int<T>& x, const octave_int<T>& y)
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	428 {
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	429 return xmax (x, y);
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	430 }
9b832e9caae6 define forwarding functions for octave_int<T> xmin and xmax (bug #48139) John W. Eaton <jwe@octave.org> parents: 22079 diff changeset	431
21782 2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	432 // These map reals to Complex.
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	433
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	434 extern OCTAVE_API Complex rc_acos (double);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	435 extern OCTAVE_API FloatComplex rc_acos (float);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	436
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	437 extern OCTAVE_API Complex rc_acosh (double);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	438 extern OCTAVE_API FloatComplex rc_acosh (float);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	439
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	440 extern OCTAVE_API Complex rc_asin (double);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	441 extern OCTAVE_API FloatComplex rc_asin (float);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	442
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	443 extern OCTAVE_API Complex rc_atanh (double);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	444 extern OCTAVE_API FloatComplex rc_atanh (float);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	445
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	446 extern OCTAVE_API Complex rc_log (double);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	447 extern OCTAVE_API FloatComplex rc_log (float);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	448
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	449 extern OCTAVE_API Complex rc_log2 (double);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	450 extern OCTAVE_API FloatComplex rc_log2 (float);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	451
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	452 extern OCTAVE_API Complex rc_log10 (double);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	453 extern OCTAVE_API FloatComplex rc_log10 (float);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	454
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	455 extern OCTAVE_API Complex rc_sqrt (double);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	456 extern OCTAVE_API FloatComplex rc_sqrt (float);
2aef506f3fec use namespace for lo-mappers.h functions John W. Eaton <jwe@octave.org> parents: 21751 diff changeset	457 }
11212 ce27d6f4e134 use templates and inline for more lo-mappers functionos John W. Eaton <jwe@octave.org> parents: 11211 diff changeset	458 }
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	459
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	460 #endif

Mercurial > octave

annotate liboctave/numeric/lo-mappers.h @ 27923:bd51beb6205e