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Return empty matrix when linspace called with 0 points (bug #45820) * NEWS: Announce change. * data.cc (Flinspace): Verify input N is scalar. Verify inputs BASE, LIMIT are scalar/vectors. Add BIST tests for input validation, complex values, class of output, Matlab compatibility. Clarify documentation about vector inputs. * CMatrix.cc, CRowVector.cc, dMatrix.cc, dRowVector.cc, fCMatrix.cc, fCRowVector.cc, fMatrix.cc, fRowVector.cc: Return empty matrix when N < 1.
author Rik <rik@octave.org>
date Thu, 27 Aug 2015 13:12:21 -0700
parents b6a59cc96bfa
children c8ec0b72b7a6
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1 Summary of important user-visible changes for version 4.2:
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2 ---------------------------------------------------------
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3
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4 ** Octal ('\NNN') and hex ('\xNN') escape sequences in single quoted
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5 strings are now interpreted by the function do_string_escapes().
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6 The *printf family of functions now supports octal and hex escape
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7 sequences in single-quoted strings for Matlab compatibility.
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8
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9 ** Special octal and hex escape sequences for the pattern and replacement
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10 strings in regular expressions are now interpreted for Matlab compatibility.
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11
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12 octal: '\oNNN' or '\o{NNN}'
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13 hex : '\xNN' or '\x{NN}'
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15 ** Unknown escape sequences in the replacement string for regexprep are now
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16 substituted with their unescaped version and no warning is emitted.
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17 This change was made for Matlab compatibility.
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18
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19 Example: regexprep ('a', 'a', 'x\yz')
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20 => 'xyz'
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22 ** mkfifo now interprets the MODE argument as an octal, not decimal, integer.
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23 This is consistent with the equivalent shell command.
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25 ** linspace now returns an empty matrix if the number of requested points
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26 is 0 or a negative number. This change was made to be compatible with
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27 Matlab releases newer than 2011. In addition, Octave no longer supports
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28 matrix inputs for A or B.
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29
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30 ** The griddata function no longer plots the interpolated mesh if no output
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31 argument is requested, instead the vector or array of interpolated values
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32 is always returned for Matlab compatibility.
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33
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34 ** The surfnorm function now returns unnormalized (magnitude != 1) normal
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35 vectors for compatibility with Matlab.
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37 ** Other new functions added in 4.2:
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38
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39 psi
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41
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42 Summary of important user-visible changes for version 4.0:
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43 ---------------------------------------------------------
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44
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45 ** A graphical user interface is now the default when running Octave
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46 interactively. The start-up option --no-gui will run the familiar
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47 command line interface, and still allows use of the GUI dialogs and
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48 qt plotting toolkit. The option --no-gui-libs runs a minimalist
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49 command line interface that does not link with the Qt libraries and
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50 uses the fltk toolkit for plotting.
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51
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52 ** Octave now uses OpenGL graphics with Qt widgets by default. If OpenGL
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53 libraries are not available when Octave is built, gnuplot is used.
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54 You may choose to use the fltk or gnuplot toolkit for graphics by
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55 executing the command
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56
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57 graphics_toolkit ("fltk")
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58 OR
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59 graphics_toolkit ("gnuplot")
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60
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61 Adding such a command to your ~/.octaverc file will set the default
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62 for each session.
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63
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64 ** A new syntax for object oriented programming termed classdef has been
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65 introduced. See the manual for more extensive documentation of the
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66 classdef interface.
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67
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68 New keywords:
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69
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70 classdef endclassdef
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71 enumeration endenumeration
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72 events endevents
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73 methods endmethods
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74 properties endproperties
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75
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76 ** New audio functions and classes:
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77
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78 audiodevinfo audioread sound
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79 audioinfo audiorecorder soundsc
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80 audioplayer audiowrite
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81
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82 ** Other new classes in Octave 4.0:
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83
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84 audioplayer inputParser
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85 audiorecorder
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86
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87 ** Optional stricter Matlab compatibility for ranges, diagonal matrices,
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88 and permutation matrices.
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89
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90 Octave has internal optimizations which use space-efficient storage
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91 for the three data types above. Three new functions have been added
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92 which control whether the optimizations are used (default), or whether
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93 the data types are stored as full matrices.
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94
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95 disable_range disable_diagonal_matrix disable_permutation_matrix
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96
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97 All three optimizations are disabled if Octave is started with the
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98 --braindead command line option.
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99
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100 ** The preference
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101
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102 do_braindead_shortcircuit_evaluation
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103
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104 is now enabled by default.
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105
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106 ** The preference
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107
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108 allow_noninteger_range_as_index
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109
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110 is now enabled by default and the warning ID
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111
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112 Octave:noninteger-range-as-index
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113
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114 is now set to "on" by default instead of "error" by default and "on"
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115 for --traditional.
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116
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117 ** The "backtrace" warning option is now enabled by default. This change
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118 was made for Matlab compatibility.
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119
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120 ** For compatibility with Matlab, the "ismatrix (x)" function now only checks
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121 the dimension of "x". The old behaviour of "ismatrix" is obtained by
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122 "isnumeric (x) || islogical (x) || ischar (x)".
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123
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124 ** The nextpow2 function behaviour has been changed for vector inputs.
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125 Instead of computing `nextpow2 (length (x))', it will now compute
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126 nextpow2 for each element of the input. This change is Matlab compatible,
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127 and also prevents bugs for "vectors" of length 1.
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128
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129 ** polyeig now returns a row vector of eigenvalues rather than a matrix
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130 with the eigenvalues on the diagonal. This change was made for Matlab
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131 compatibility.
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parents: 19795
diff changeset
132
18754
0ede4dbb37f1 Overhaul interp1, interp2, interp3 functions.
Rik <rik@octave.org>
parents: 18715
diff changeset
133 ** Interpolation function changes for Matlab compatibility
0ede4dbb37f1 Overhaul interp1, interp2, interp3 functions.
Rik <rik@octave.org>
parents: 18715
diff changeset
134
0ede4dbb37f1 Overhaul interp1, interp2, interp3 functions.
Rik <rik@octave.org>
parents: 18715
diff changeset
135 The interpolation method 'cubic' is now equivalent to 'pchip'
0ede4dbb37f1 Overhaul interp1, interp2, interp3 functions.
Rik <rik@octave.org>
parents: 18715
diff changeset
136 for interp1, interp2, and interp3. Previously, 'cubic' was equivalent
0ede4dbb37f1 Overhaul interp1, interp2, interp3 functions.
Rik <rik@octave.org>
parents: 18715
diff changeset
137 to 'spline' for interp2. This may produce different results as 'spline'
0ede4dbb37f1 Overhaul interp1, interp2, interp3 functions.
Rik <rik@octave.org>
parents: 18715
diff changeset
138 has continuous 1st and 2nd derivatives while 'pchip' only has a continuous
19486
b80b396e7d54 interp1.m: Add new methods "previous" and "next" (bug #43377).
Nir Krakauer <nkrakauer@ccny.cuny.edu>
parents: 19460
diff changeset
139 1st derivative. The methods 'next' and 'previous' have been added to
b80b396e7d54 interp1.m: Add new methods "previous" and "next" (bug #43377).
Nir Krakauer <nkrakauer@ccny.cuny.edu>
parents: 19460
diff changeset
140 interp1 for compatibility.
18754
0ede4dbb37f1 Overhaul interp1, interp2, interp3 functions.
Rik <rik@octave.org>
parents: 18715
diff changeset
141
19356
ba167badef9f Deprecate delaunay3 and extend delaunay to 3-D inputs.
Rik <rik@octave.org>
parents: 19347
diff changeset
142 ** The delaunay function has been extended to accept 3-D inputs for
ba167badef9f Deprecate delaunay3 and extend delaunay to 3-D inputs.
Rik <rik@octave.org>
parents: 19347
diff changeset
143 Matlab compatibility. The delaunay function no longer plots the
ba167badef9f Deprecate delaunay3 and extend delaunay to 3-D inputs.
Rik <rik@octave.org>
parents: 19347
diff changeset
144 triangulation if no output argument is requested, instead, the
ba167badef9f Deprecate delaunay3 and extend delaunay to 3-D inputs.
Rik <rik@octave.org>
parents: 19347
diff changeset
145 triangulation is always returned. The delaunay3 function which
ba167badef9f Deprecate delaunay3 and extend delaunay to 3-D inputs.
Rik <rik@octave.org>
parents: 19347
diff changeset
146 handles 3-D inputs has been deprecated in favor of delaunay.
ba167badef9f Deprecate delaunay3 and extend delaunay to 3-D inputs.
Rik <rik@octave.org>
parents: 19347
diff changeset
147
19434
ba7e42dea4b2 Fix returned phase of asin, acos outside principal branch (bug #43349).
Rik <rik@octave.org>
parents: 19388
diff changeset
148 ** The trigonometric functions asin and acos return different phase values
ba7e42dea4b2 Fix returned phase of asin, acos outside principal branch (bug #43349).
Rik <rik@octave.org>
parents: 19388
diff changeset
149 from previous versions of Octave when the input is outside the principal
ba7e42dea4b2 Fix returned phase of asin, acos outside principal branch (bug #43349).
Rik <rik@octave.org>
parents: 19388
diff changeset
150 branch ([-1, 1]). If the real portion of the input is greater than 1 then
ba7e42dea4b2 Fix returned phase of asin, acos outside principal branch (bug #43349).
Rik <rik@octave.org>
parents: 19388
diff changeset
151 the limit from below is taken. If the real portion is less than 1 then the
ba7e42dea4b2 Fix returned phase of asin, acos outside principal branch (bug #43349).
Rik <rik@octave.org>
parents: 19388
diff changeset
152 limit from above is taken. This criteria is consistent with several other
ba7e42dea4b2 Fix returned phase of asin, acos outside principal branch (bug #43349).
Rik <rik@octave.org>
parents: 19388
diff changeset
153 numerical analysis software packages.
ba7e42dea4b2 Fix returned phase of asin, acos outside principal branch (bug #43349).
Rik <rik@octave.org>
parents: 19388
diff changeset
154
19935
554aaaf99644 Fix return phase of acosh to match Matlab (bug #44286).
Rik <rik@octave.org>
parents: 19908
diff changeset
155 ** The hyperbolic function acosh now returns values with a phase in the range
554aaaf99644 Fix return phase of acosh to match Matlab (bug #44286).
Rik <rik@octave.org>
parents: 19908
diff changeset
156 [-pi/2, +pi/2]. Previously Octave returned values in the range [0, pi].
554aaaf99644 Fix return phase of acosh to match Matlab (bug #44286).
Rik <rik@octave.org>
parents: 19908
diff changeset
157 This is consistent with several other numerical analysis software packages.
554aaaf99644 Fix return phase of acosh to match Matlab (bug #44286).
Rik <rik@octave.org>
parents: 19908
diff changeset
158
19581
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
159 ** strfind changes when using empty pattern ("") for Matlab compatibility
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
160
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
161 strfind now returns an empty array when the pattern itself is empty.
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
162 In previous versions of Octave, strfind matched at every character
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
163 location when the pattern was empty.
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
164
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
165 NEW
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
166 strfind ("abc", "") => []
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
167 OLD
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
168 strfind ("abc", "") => [1, 2, 3, 4]
f054112912df Change strfind to return empty array for empty pattern for compatibility (bug #43649).
Rik <rik@octave.org>
parents: 19549
diff changeset
169
18807
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
170 ** Integer formats used in the printf family of functions now work for
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
171 64-bit integers and are more compatible with Matlab when printing
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
172 non-integer values. Now instead of truncating, Octave will switch
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
173 the effective format to '%g' in the following circumstances:
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
174
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
175 * the value of an integer type (int8, uint32, etc.) value exceeds
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
176 the maximum for the format specifier. For '%d', the limit is
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
177 intmax ('int64') and for '%u' it is intmax ('uint64').
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
178
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
179 * round(x) != x or the value is outside the range allowed by the
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
180 integer format specifier.
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
181
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
182 There is still one difference: Matlab switches to '%e' and Octave
20150
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
183 switches to '%g'.
18807
3647db1a37d7 NEWS entry for previous printf format changes
John W. Eaton <jwe@octave.org>
parents: 18804
diff changeset
184
20183
72ccbd36e23c Return a column vector by default for Matlab compatibility (bug #44425, bug #44453).
Rik <rik@octave.org>
parents: 20174
diff changeset
185 ** The functions intersect, setdiff, setxor, and union now return a
72ccbd36e23c Return a column vector by default for Matlab compatibility (bug #44425, bug #44453).
Rik <rik@octave.org>
parents: 20174
diff changeset
186 column vector as output unless the input was a row vector. This change
72ccbd36e23c Return a column vector by default for Matlab compatibility (bug #44425, bug #44453).
Rik <rik@octave.org>
parents: 20174
diff changeset
187 was made for Matlab compatibility.
72ccbd36e23c Return a column vector by default for Matlab compatibility (bug #44425, bug #44453).
Rik <rik@octave.org>
parents: 20174
diff changeset
188
20343
bef9086a6725 inpolygon.m: Overhaul function and fix bug #40970.
Rik <rik@octave.org>
parents: 20326
diff changeset
189 ** The inpolygon function now returns true for points that are within
bef9086a6725 inpolygon.m: Overhaul function and fix bug #40970.
Rik <rik@octave.org>
parents: 20326
diff changeset
190 the polygon OR on it's edge. This change was made for Matlab
bef9086a6725 inpolygon.m: Overhaul function and fix bug #40970.
Rik <rik@octave.org>
parents: 20326
diff changeset
191 compatibility.
bef9086a6725 inpolygon.m: Overhaul function and fix bug #40970.
Rik <rik@octave.org>
parents: 20326
diff changeset
192
19450
a4e993343e93 Overhaul the archive family (bzip2, gzip, zip, tar) of m-files.
Rik <rik@octave.org>
parents: 19434
diff changeset
193 ** The archive family of functions (bzip2, gzip, zip, tar) and their
a4e993343e93 Overhaul the archive family (bzip2, gzip, zip, tar) of m-files.
Rik <rik@octave.org>
parents: 19434
diff changeset
194 unpacking routines (bunzip2, gunzip, unzip, untar, unpack) have
a4e993343e93 Overhaul the archive family (bzip2, gzip, zip, tar) of m-files.
Rik <rik@octave.org>
parents: 19434
diff changeset
195 been recoded. Excepting unpack, the default is now to place files
a4e993343e93 Overhaul the archive family (bzip2, gzip, zip, tar) of m-files.
Rik <rik@octave.org>
parents: 19434
diff changeset
196 in the same directory as the archive (on unpack) or as the original
a4e993343e93 Overhaul the archive family (bzip2, gzip, zip, tar) of m-files.
Rik <rik@octave.org>
parents: 19434
diff changeset
197 files (on archiving).
a4e993343e93 Overhaul the archive family (bzip2, gzip, zip, tar) of m-files.
Rik <rik@octave.org>
parents: 19434
diff changeset
198
20150
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
199 ** Qt and FLTK graphics toolkits now support offscreen rendering on Linux.
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
200 In other words, print will work even when the figure visibility is "off".
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
201
18998
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
202 ** Z-order stacking issues with patches, grid lines, and line object
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
203 plot markers for on screen display and printing have all been resolved.
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
204 For 2-D plots the axis grid lines can be placed on top of the plot
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
205 with set (gca, "layer", "top").
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
206
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
207 ** The patch graphic object has been overhauled. It now produces visual
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
208 results equivalent to Matlab even for esoteric combinations of
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
209 faces/vertices/cdata.
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
210
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
211 ** The polar() plot function now draws a circular theta axis and
18998
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
212 radial rho axis rather than using a rectangular x/y axis.
7c6ee4bd7719 NEWS: Update with important changes for 4.2 release.
Rik <rik@octave.org>
parents: 18982
diff changeset
213
18888
e68788478aa1 linkprop.m: Overhaul function for performance and Matlab compatibility.
Rik <rik@octave.org>
parents: 18886
diff changeset
214 ** linkprop has been completely re-coded for performance and Matlab
e68788478aa1 linkprop.m: Overhaul function for performance and Matlab compatibility.
Rik <rik@octave.org>
parents: 18886
diff changeset
215 compatibility. It now returns a linkprop object which must be stored
e68788478aa1 linkprop.m: Overhaul function for performance and Matlab compatibility.
Rik <rik@octave.org>
parents: 18886
diff changeset
216 in a variable for as long as the graphic objects should remain linked.
e68788478aa1 linkprop.m: Overhaul function for performance and Matlab compatibility.
Rik <rik@octave.org>
parents: 18886
diff changeset
217 To unlink properties use 'clear hlink' where hlink is the variable
e68788478aa1 linkprop.m: Overhaul function for performance and Matlab compatibility.
Rik <rik@octave.org>
parents: 18886
diff changeset
218 containing the linkprop object.
e68788478aa1 linkprop.m: Overhaul function for performance and Matlab compatibility.
Rik <rik@octave.org>
parents: 18886
diff changeset
219
19243
3d0f4f4ec688 NEWS: note that isprime now accepts negative and complex inputs.
Rik <rik@octave.org>
parents: 19227
diff changeset
220 ** isprime has been extended to operate on negative and complex inputs.
3d0f4f4ec688 NEWS: note that isprime now accepts negative and complex inputs.
Rik <rik@octave.org>
parents: 19227
diff changeset
221
19381
d70b1cec7743 NEWS: Announce addition of XOR reduction to xor function.
Rik <rik@octave.org>
parents: 19359
diff changeset
222 ** xor has been extended to accept more than two arguments in which case
d70b1cec7743 NEWS: Announce addition of XOR reduction to xor function.
Rik <rik@octave.org>
parents: 19359
diff changeset
223 it performs cumulative XOR reduction.
d70b1cec7743 NEWS: Announce addition of XOR reduction to xor function.
Rik <rik@octave.org>
parents: 19359
diff changeset
224
19356
ba167badef9f Deprecate delaunay3 and extend delaunay to 3-D inputs.
Rik <rik@octave.org>
parents: 19347
diff changeset
225 ** The following functions now support N-dimensional arrays:
ba167badef9f Deprecate delaunay3 and extend delaunay to 3-D inputs.
Rik <rik@octave.org>
parents: 19347
diff changeset
226
20326
33e706b6b7be rectint: fix for non-overlapping rectangle, and support ND boxes (bug #44904)
Carnë Draug <carandraug@octave.org>
parents: 20307
diff changeset
227 fliplr flipud rot90 rectint
19356
ba167badef9f Deprecate delaunay3 and extend delaunay to 3-D inputs.
Rik <rik@octave.org>
parents: 19347
diff changeset
228
19222
9ef10e6a5987 make "file found in path" warnings consistent
John W. Eaton <jwe@octave.org>
parents: 19101
diff changeset
229 ** The new warning ID "Octave:data-file-in-path" replaces the three
9ef10e6a5987 make "file found in path" warnings consistent
John W. Eaton <jwe@octave.org>
parents: 19101
diff changeset
230 previous separate warning IDs "Octave:fopen-file-in-path",
9ef10e6a5987 make "file found in path" warnings consistent
John W. Eaton <jwe@octave.org>
parents: 19101
diff changeset
231 "Octave:load-file-in-path", and "Octave:md5sum-file-in-path".
9ef10e6a5987 make "file found in path" warnings consistent
John W. Eaton <jwe@octave.org>
parents: 19101
diff changeset
232
20150
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
233 ** The warning ID Octave:singular-matrix-div has been replaced by
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
234 Octave:nearly-singular-matrix and Octave:singular-matrix.
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
235
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
236 ** The warning ID Octave:matlab-incompatible has been replaced by
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
237 Octave:language-extension to better reflect its meaning.
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
238
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
239 ** The warning ID Octave:broadcast has been removed. Instead automatic
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
240 broadcasting will throw an Octave:language-extension warning. This
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
241 warning ID is used for broadcasting as well as other features not
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
242 available in Matlab.
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
243
19842
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
244 ** Other new functions added in 4.0:
18109
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
245
19946
b8e4104a8f55 Add the annotation function (bug #43282)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 19935
diff changeset
246 annotation
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
247 bandwidth
19727
5ab6fcf32d1e New function for colormap cubehelix.
Carnë Draug <carandraug@octave.org>
parents: 19717
diff changeset
248 cubehelix
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
249 dir_in_loadpath
19318
995df67fc912 Flip arrays - ND support for fliplr and flipud, and replace flipdim with flip.
Carnë Draug <carandraug+dev@gmail.com>
parents: 19314
diff changeset
250 flip
19504
39a69f54417e New functions im2frame and frame2im.
Carnë Draug <carandraug@octave.org>
parents: 19486
diff changeset
251 frame2im
20234
cf9b94a89620 Document get_home_directory in Octave manual and NEWS file.
Rik <rik@octave.org>
parents: 20183
diff changeset
252 get_home_directory
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
253 hgload
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
254 hgsave
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
255 ichol
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
256 ilu
19504
39a69f54417e New functions im2frame and frame2im.
Carnë Draug <carandraug@octave.org>
parents: 19486
diff changeset
257 im2frame
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
258 isbanded
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
259 isdiag
20150
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
260 isstudent
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
261 istril
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
262 istriu
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
263 javachk
20150
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
264 jit_failcnt
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
265 linkaxes
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
266 lscov
20150
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
267 metaclass
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
268 numfields
20150
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
269 open
19952
56157a7505ed Add new ordschur function.
Sébastien Villemot <sebastien@debian.org>
parents: 19946
diff changeset
270 ordschur
20150
b5479bbc3727 NEWS: Update NEWS file for 4.0 release.
Rik <rik@octave.org>
parents: 20057
diff changeset
271 pan
19549
cc6000ccd627 New function qmr (patch #8569).
Nathan Podlich <nathan.podlich@gmail.com>
parents: 19504
diff changeset
272 qmr
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
273 rotate
20150
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Rik <rik@octave.org>
parents: 20057
diff changeset
274 rotate3d
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
275 sylvester
19359
6f0290863d50 Add new function unsetenv from gnulib to Octave.
Rik <rik@octave.org>
parents: 19356
diff changeset
276 unsetenv
19842
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
277 validateattributes
19281
8a6f87637c16 hg new function, zoom
John W. Eaton <jwe@octave.org>
parents: 19273
diff changeset
278 zoom
18109
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Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
279
19314
c43223245085 doc: Add warnings about eventual removal of inline functions.
Rik <rik@octave.org>
parents: 19311
diff changeset
280 ** inline() scheduled for eventual deprecation by Matlab
c43223245085 doc: Add warnings about eventual removal of inline functions.
Rik <rik@octave.org>
parents: 19311
diff changeset
281
c43223245085 doc: Add warnings about eventual removal of inline functions.
Rik <rik@octave.org>
parents: 19311
diff changeset
282 Functions created through the use of inline are scheduled for deprecation
c43223245085 doc: Add warnings about eventual removal of inline functions.
Rik <rik@octave.org>
parents: 19311
diff changeset
283 by Matlab. When this occurs Octave will continue to support inline
c43223245085 doc: Add warnings about eventual removal of inline functions.
Rik <rik@octave.org>
parents: 19311
diff changeset
284 functions for an indeterminate amount of time before also removing support.
19794
db92e7e28e1f strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents: 19793
diff changeset
285 All new code should use anonymous functions in place of inline functions.
19314
c43223245085 doc: Add warnings about eventual removal of inline functions.
Rik <rik@octave.org>
parents: 19311
diff changeset
286
18109
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Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
287 ** Deprecated functions.
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
288
19842
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John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
289 The following functions have been deprecated in Octave 4.0 and will
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
290 be removed from Octave 4.4 (or whatever version is the second major
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
291 release after 4.0):
18606
fcd87f68af4f Deprecate nfields and replace with numfields.
Rik <rik@octave.org>
parents: 18131
diff changeset
292
19460
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
293 Function | Replacement
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
294 ---------------------|------------------
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
295 bicubic | interp2
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
296 delaunay3 | delaunay
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
297 dump_prefs | individual preference get/set routines
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
298 find_dir_in_path | dir_in_loadpath
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
299 finite | isfinite
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
300 fmod | rem
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
301 fnmatch | glob or regexp
19844
0165d9607624 Deprecate audio functions loadaudio, playaudio, saveaudio, and setaudio.
Mike Miller <mtmiller@ieee.org>
parents: 19842
diff changeset
302 loadaudio | audioread
19460
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
303 luinc | ilu or ichol
19965
47440b762547 bring back mouse_wheel_zoom function as deprecated
John W. Eaton <jwe@octave.org>
parents: 19952
diff changeset
304 mouse_wheel_zoom | mousewheelzoom axes property
19460
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
305 nfields | numfields
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
306 octave_tmp_file_name | tempname
19844
0165d9607624 Deprecate audio functions loadaudio, playaudio, saveaudio, and setaudio.
Mike Miller <mtmiller@ieee.org>
parents: 19842
diff changeset
307 playaudio | audioplayer
0165d9607624 Deprecate audio functions loadaudio, playaudio, saveaudio, and setaudio.
Mike Miller <mtmiller@ieee.org>
parents: 19842
diff changeset
308 saveaudio | audiowrite
19460
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
309 syl | sylvester
e5a1e7951908 Deprecate octave_tmp_file_name.
Rik <rik@octave.org>
parents: 19450
diff changeset
310 usage | print_usage
18606
fcd87f68af4f Deprecate nfields and replace with numfields.
Rik <rik@octave.org>
parents: 18131
diff changeset
311
19842
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
312 allow_noninteger_range_as_index
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
313 do_braindead_shortcircuit_evaluation
19844
0165d9607624 Deprecate audio functions loadaudio, playaudio, saveaudio, and setaudio.
Mike Miller <mtmiller@ieee.org>
parents: 19842
diff changeset
314 setaudio
19842
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
315
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
316 ** The following functions were deprecated in Octave 3.8 and will be
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
317 removed from Octave 4.2 (or whatever version is the second major
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
318 release after 3.8):
18109
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
319
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
320 default_save_options java_new
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
321 gen_doc_cache java_unsigned_conversion
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
322 interp1q javafields
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
323 isequalwithequalnans javamethods
19101
d1c649bd90e9 maint: Periodic merge of gui-release to default.
Rik <rik@octave.org>
parents: 19094 19100
diff changeset
324 java_convert_matrix re_read_readline_init_file
19273
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
325 java_debug read_readline_init_file
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
326 java_invoke saving_history
d59d052c9858 rotate.m: new function
John W. Eaton <jwe@octave.org>
parents: 19263
diff changeset
327
19842
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
328 ** The following functions were deprecated in Octave 3.6 and have been
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
329 removed from Octave 4.0.
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
330
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
331 cut polyderiv
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
332 cor shell_cmd
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
333 corrcoef studentize
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
334 __error_text__ sylvester_matrix
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
335 error_text
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
336
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
337 ** The following keywords were deprecated in Octave 3.8 and have been
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
338 removed from Octave 4.0
18109
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
339
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
340 static
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
341
19842
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
342 ** The following configuration variables were deprecated in Octave 3.8
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
343 and have been removed from Octave 4.0
18109
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
344
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
345 CC_VERSION (now GCC_VERSION)
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
346 CXX_VERSION (now GXX_VERSION)
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
347
19842
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
348 ** The internal function atan2 of the sparse matrix class has been deprecated
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
349 in Octave 4.0 and will be removed from Octave 4.4 (or whatever version is
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
350 the second major release after 4.0). Use the Fatan2 function with sparse
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
351 inputs as a replacement.
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
352
20490
077e73619ba8 Allow NEWS to be displayed properly in QTextBrowser (bug #45396)
John W. Eaton <jwe@octave.org>
parents: 20343
diff changeset
353 ** The internal class Octave_map was deprecated in Octave 3.8 and has
19842
ebd27d8c63fd update default branch to release as 4.0
John W. Eaton <jwe@octave.org>
parents: 19795
diff changeset
354 been removed from Octave 4.0. Replacement classes are
20490
077e73619ba8 Allow NEWS to be displayed properly in QTextBrowser (bug #45396)
John W. Eaton <jwe@octave.org>
parents: 20343
diff changeset
355 octave_map (struct array) or octave_scalar_map for a single structure.
18109
2217bc116aa9 maint: Dummy merge with gui-release, ignoring all recent backout merges
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 18107
diff changeset
356
19795
76478d2da117 unconditionally disable the octave_allocator class
John W. Eaton <jwe@octave.org>
parents: 19794
diff changeset
357 ** The configure option --enable-octave-allocator has been removed.
20490
077e73619ba8 Allow NEWS to be displayed properly in QTextBrowser (bug #45396)
John W. Eaton <jwe@octave.org>
parents: 20343
diff changeset
358 The internal class octave_allocator declared in oct-alloc.h has
19795
76478d2da117 unconditionally disable the octave_allocator class
John W. Eaton <jwe@octave.org>
parents: 19794
diff changeset
359 been removed. The header remains, but is deprecated. The macros to
76478d2da117 unconditionally disable the octave_allocator class
John W. Eaton <jwe@octave.org>
parents: 19794
diff changeset
360 access the class (DECLARE_OCTAVE_ALLOCATOR, DEFINE_OCTAVE_ALLOCATOR,
76478d2da117 unconditionally disable the octave_allocator class
John W. Eaton <jwe@octave.org>
parents: 19794
diff changeset
361 and DEFINE_OCTAVE_ALLOCATOR2) are now unconditionally defined to be
76478d2da117 unconditionally disable the octave_allocator class
John W. Eaton <jwe@octave.org>
parents: 19794
diff changeset
362 empty.
76478d2da117 unconditionally disable the octave_allocator class
John W. Eaton <jwe@octave.org>
parents: 19794
diff changeset
363
20021
81078b0e39e8 build: Enable OpenMP by default, remove experimental warning (bug #42176)
Mike Miller <mtmiller@ieee.org>
parents: 19993
diff changeset
364 ** Octave now has OpenMP enabled by default if the system provides a
81078b0e39e8 build: Enable OpenMP by default, remove experimental warning (bug #42176)
Mike Miller <mtmiller@ieee.org>
parents: 19993
diff changeset
365 working OpenMP implementation. This allows oct-file modules to take
81078b0e39e8 build: Enable OpenMP by default, remove experimental warning (bug #42176)
Mike Miller <mtmiller@ieee.org>
parents: 19993
diff changeset
366 advantage of OpenMP if desired. This can be disabled when building
81078b0e39e8 build: Enable OpenMP by default, remove experimental warning (bug #42176)
Mike Miller <mtmiller@ieee.org>
parents: 19993
diff changeset
367 Octave with the configure option --disable-openmp.
81078b0e39e8 build: Enable OpenMP by default, remove experimental warning (bug #42176)
Mike Miller <mtmiller@ieee.org>
parents: 19993
diff changeset
368
20174
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
369 ** Octave now automatically truncates intermediate calculations done with
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
370 floating point values to 64 bits. Some hardware math co-processors, such
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
371 as the x87, maintain extra precision, but this leads to disagreements in
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
372 calculations when compared to reference implementations in software using
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
373 the IEEE standard for double precision. There was no measurable
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
374 performance impact to this change, but it may be disabled with the
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
375 configure option --disable-float-truncate. MinGW and Cygwin platforms,
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
376 as well as GCC compilers >= 5.0 require this feature. Non-x87 hardware,
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
377 or hardware using SSE options exclusively, can disable float truncation
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
378 if desired.
d20dd211cc89 Enable float truncation by default for octave builds.
Rik <rik@octave.org>
parents: 20167
diff changeset
379
9352
b59cc3252a51 NEWS update
Jaroslav Hajek <highegg@gmail.com>
parents: 9215
diff changeset
380 ---------------------------------------------------------
b59cc3252a51 NEWS update
Jaroslav Hajek <highegg@gmail.com>
parents: 9215
diff changeset
381
7990
86dae6e5b83c Initial update of NEWS for 3.2 release
David Bateman <dbateman@free.fr>
parents: 7279
diff changeset
382 See NEWS.3 for old news.