Mercurial > octave-nkf
annotate NEWS @ 19918:65e6207f7ae4
Fix FLTK Edit uimenu to use new pan/rotate3d fcns and mousewheelzoom property.
* __add_default_menu__.m (__get_axes__): Return axes and figure handle.
* __add_default_menu__.m (guimode_cb): Use figure handle for pan and rotate.
Use new property mousewheelzoom.
author | Stefan Mahr <dac922@gmx.de> |
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date | Mon, 02 Mar 2015 14:51:23 +0100 |
parents | e9a0bd0b125c |
children | b5479bbc3727 |
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1 Summary of important user-visible changes for version 4.0: |
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2 --------------------------------------------------------- |
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3 |
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4 ** A new syntax for object oriented programming termed classdef has been |
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5 introduced. See the manual for more extensive documentation of the |
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6 classdef interface. |
19115 | 7 |
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8 New keywords: |
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9 |
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10 classdef endclassdef |
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11 enumeration endenumeration |
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12 events endevents |
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13 methods endmethods |
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14 properties endproperties |
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15 |
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16 ** New audio functions and classes: |
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17 |
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18 audiodevinfo audioread sound |
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19 audioinfo audiorecorder soundsc |
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20 audioplayer audiowrite |
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21 |
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22 ** Other new classes in Octave 4.0: |
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23 |
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24 audioplayer inputParser |
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25 audiorecorder |
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26 |
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27 ** Optional stricter Matlab compatibility for ranges, diagonal matrices, |
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28 and permutation matrices. |
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29 |
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30 Octave has internal optimizations which use space-efficient storage |
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31 for the three data types above. Three new functions have been added |
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32 which control whether the optimizations are used (default), or whether |
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33 the data types are stored as full matrices. |
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34 |
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35 disable_range disable_diagonal_matrix disable_permutation_matrix |
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36 |
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37 All three optimizations are disabled if Octave is started with the |
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38 --braindead command line option. |
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39 |
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40 ** For compatibility with Matlab, the "backtrace" warning option is now |
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41 enabled by default. |
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42 |
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43 ** For compatibility with Matlab, the "ismatrix(x)" function now only checks |
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44 the dimension of "x". The old behaviour of "ismatrix" is obtained by |
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45 "isnumeric (x) || islogical (x) || ischar (x)". |
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46 |
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47 ** The nextpow2 function behaviour has been changed for vector inputs. |
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48 Instead of computing `nextpow2 (length (x))', it will now compute |
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49 nextpow2() for each element of the input. Not only is this change |
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50 Matlab compatible, it also prevents bugs for "vectors" of length 1. |
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51 |
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52 ** The preference |
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53 |
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54 do_braindead_shortcircuit_evaluation |
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55 |
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56 is now enabled by default. |
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57 |
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58 ** The preference |
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59 |
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60 allow_noninteger_range_as_index |
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61 |
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62 is now enabled by default and the warning ID |
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63 |
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64 Octave:noninteger-range-as-index |
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65 |
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66 is now set to "on" by default instead of "error" by default and "on" |
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67 for --traditional. |
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68 |
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69 ** polyeig now returns a row vector of eigenvalues rather than a matrix |
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70 with the eigenvalues on the diagonal. This change was made for Matlab |
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71 compatibility. |
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72 |
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73 ** Interpolation function changes for Matlab compatibility |
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74 |
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75 The interpolation method 'cubic' is now equivalent to 'pchip' |
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76 for interp1, interp2, and interp3. Previously, 'cubic' was equivalent |
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77 to 'spline' for interp2. This may produce different results as 'spline' |
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78 has continuous 1st and 2nd derivatives while 'pchip' only has a continuous |
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79 1st derivative. The methods 'next' and 'previous' have been added to |
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80 interp1 for compatibility. |
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81 |
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82 ** The delaunay function has been extended to accept 3-D inputs for |
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83 Matlab compatibility. The delaunay function no longer plots the |
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84 triangulation if no output argument is requested, instead, the |
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85 triangulation is always returned. The delaunay3 function which |
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86 handles 3-D inputs has been deprecated in favor of delaunay. |
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87 |
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88 ** The trigonometric functions asin and acos return different phase values |
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89 from previous versions of Octave when the input is outside the principal |
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90 branch ([-1, 1]). If the real portion of the input is greater than 1 then |
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91 the limit from below is taken. If the real portion is less than 1 then the |
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92 limit from above is taken. This criteria is consistent with several other |
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93 numerical analysis software packages. |
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94 |
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95 ** The hyperbolic function acosh now returns values with a phase in the range |
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96 [-pi/2, +pi/2]. Previously Octave returned values in the range [0, pi]. |
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97 This is consistent with several other numerical analysis software packages. |
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98 |
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99 ** strfind changes when using empty pattern ("") for Matlab compatibility |
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100 |
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101 strfind now returns an empty array when the pattern itself is empty. |
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102 In previous versions of Octave, strfind matched at every character |
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103 location when the pattern was empty. |
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104 |
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105 NEW |
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106 strfind ("abc", "") => [] |
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107 OLD |
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108 strfind ("abc", "") => [1, 2, 3, 4] |
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109 |
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110 ** Integer formats used in the printf family of functions now work for |
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111 64-bit integers and are more compatible with Matlab when printing |
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112 non-integer values. Now instead of truncating, Octave will switch |
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113 the effective format to '%g' in the following circumstances: |
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114 |
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115 * the value of an integer type (int8, uint32, etc.) value exceeds |
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116 the maximum for the format specifier. For '%d', the limit is |
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117 intmax ('int64') and for '%u' it is intmax ('uint64'). |
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118 |
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119 * round(x) != x or the value is outside the range allowed by the |
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120 integer format specifier. |
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121 |
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122 There is still one difference: Matlab switches to '%e' and Octave |
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123 is currently switching to '%g'. |
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124 |
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125 ** The archive family of functions (bzip2, gzip, zip, tar) and their |
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126 unpacking routines (bunzip2, gunzip, unzip, untar, unpack) have |
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127 been recoded. Excepting unpack, the default is now to place files |
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128 in the same directory as the archive (on unpack) or as the original |
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129 files (on archiving). |
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130 |
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131 ** Z-order stacking issues with patches, grid lines, and line object |
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132 plot markers for on screen display and printing have all been resolved. |
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133 For 2-D plots the axis grid lines can be placed on top of the plot |
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134 with set (gca, "layer", "top"). |
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135 |
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136 ** The patch graphic object has been overhauled. It now produces visual |
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137 results equivalent to Matlab even for esoteric combinations of |
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138 faces/vertices/cdata. |
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139 |
19115 | 140 ** The polar() plot function now draws a circular theta axis and |
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141 radial rho axis rather than using a rectangular x/y axis. |
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142 |
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143 ** linkprop has been completely re-coded for performance and Matlab |
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144 compatibility. It now returns a linkprop object which must be stored |
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145 in a variable for as long as the graphic objects should remain linked. |
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146 To unlink properties use 'clear hlink' where hlink is the variable |
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147 containing the linkprop object. |
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148 |
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149 ** isprime has been extended to operate on negative and complex inputs. |
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150 |
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151 ** xor has been extended to accept more than two arguments in which case |
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152 it performs cumulative XOR reduction. |
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153 |
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154 ** The following functions now support N-dimensional arrays: |
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155 |
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156 fliplr flipud rot90 |
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157 |
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158 ** The new warning ID "Octave:data-file-in-path" replaces the three |
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159 previous separate warning IDs "Octave:fopen-file-in-path", |
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160 "Octave:load-file-in-path", and "Octave:md5sum-file-in-path". |
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161 |
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162 ** Other new functions added in 4.0: |
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163 |
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164 annotation |
19115 | 165 bandwidth |
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166 cubehelix |
19115 | 167 dir_in_loadpath |
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168 flip |
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169 frame2im |
19115 | 170 hgload |
171 hgsave | |
172 ichol | |
173 ilu | |
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174 im2frame |
19115 | 175 isbanded |
176 isdiag | |
177 istril | |
178 istriu | |
179 javachk | |
180 linkaxes | |
181 lscov | |
182 numfields | |
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183 ordschur |
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184 qmr |
19115 | 185 rotate |
186 sylvester | |
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187 unsetenv |
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188 validateattributes |
19123 | 189 zoom |
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190 |
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191 ** inline() scheduled for eventual deprecation by Matlab |
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192 |
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193 Functions created through the use of inline are scheduled for deprecation |
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194 by Matlab. When this occurs Octave will continue to support inline |
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195 functions for an indeterminate amount of time before also removing support. |
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196 All new code should use anonymous functions in place of inline functions. |
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197 |
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198 ** Deprecated functions. |
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199 |
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200 The following functions have been deprecated in Octave 4.0 and will |
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201 be removed from Octave 4.4 (or whatever version is the second major |
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202 release after 4.0): |
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203 |
19302 | 204 Function | Replacement |
205 ---------------------|------------------ | |
206 bicubic | interp2 | |
207 delaunay3 | delaunay | |
208 dump_prefs | individual preference get/set routines | |
209 find_dir_in_path | dir_in_loadpath | |
210 finite | isfinite | |
211 fmod | rem | |
212 fnmatch | glob or regexp | |
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213 loadaudio | audioread |
19302 | 214 luinc | ilu or ichol |
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215 mouse_wheel_zoom | mousewheelzoom axes property |
19302 | 216 nfields | numfields |
217 octave_tmp_file_name | tempname | |
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218 playaudio | audioplayer |
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219 saveaudio | audiowrite |
19302 | 220 syl | sylvester |
221 usage | print_usage | |
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222 |
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223 allow_noninteger_range_as_index |
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224 do_braindead_shortcircuit_evaluation |
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225 setaudio |
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226 |
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227 ** The following functions were deprecated in Octave 3.8 and will be |
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228 removed from Octave 4.2 (or whatever version is the second major |
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229 release after 3.8): |
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230 |
19115 | 231 default_save_options java_new |
232 gen_doc_cache java_unsigned_conversion | |
233 interp1q javafields | |
234 isequalwithequalnans javamethods | |
18945 | 235 java_convert_matrix re_read_readline_init_file |
19115 | 236 java_debug read_readline_init_file |
237 java_invoke saving_history | |
238 | |
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239 ** The following functions were deprecated in Octave 3.6 and have been |
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240 removed from Octave 4.0. |
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241 |
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242 cut polyderiv |
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243 cor shell_cmd |
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244 corrcoef studentize |
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245 __error_text__ sylvester_matrix |
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246 error_text |
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247 |
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248 ** The following keywords were deprecated in Octave 3.8 and have been |
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249 removed from Octave 4.0 |
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250 |
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251 static |
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252 |
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253 ** The following configuration variables were deprecated in Octave 3.8 |
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254 and have been removed from Octave 4.0 |
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255 |
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256 CC_VERSION (now GCC_VERSION) |
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257 CXX_VERSION (now GXX_VERSION) |
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258 |
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259 ** The internal function atan2 of the sparse matrix class has been deprecated |
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260 in Octave 4.0 and will be removed from Octave 4.4 (or whatever version is |
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261 the second major release after 4.0). Use the Fatan2 function with sparse |
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262 inputs as a replacement. |
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263 |
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264 ** The internal class <Octave_map> was deprecated in Octave 3.8 and has |
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265 been removed from Octave 4.0. Replacement classes are |
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266 <octave_map> (struct array) or <octave_scalar_map> for a single structure. |
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267 |
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268 ** The warning ID Octave:singular-matrix-div has been replaced by |
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269 Octave:nearly-singular-matrix and Octave:singular-matrix. |
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270 |
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271 ** The warning ID Octave:matlab-incompatible has been replaced by |
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272 Octave:language-extension to better reflect its meaning. |
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273 |
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274 ** The warning ID Octave:broadcast has been removed. Instead automatic |
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275 broadcasting will throw an Octave:language-extension warning, together |
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276 with other features not available in Matlab. |
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277 |
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278 ** The configure option --enable-octave-allocator has been removed. |
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279 The internal class <octave_allocator> declared in oct-alloc.h has |
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280 been removed. The header remains, but is deprecated. The macros to |
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281 access the class (DECLARE_OCTAVE_ALLOCATOR, DEFINE_OCTAVE_ALLOCATOR, |
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282 and DEFINE_OCTAVE_ALLOCATOR2) are now unconditionally defined to be |
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283 empty. |
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284 |
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285 ** Qt and FLTK graphics toolkit now support offscreen rendering, |
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286 i.e., print will work when figure visibility is off. |
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287 |
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288 ** Octave now has OpenMP enabled by default if the system provides a |
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289 working OpenMP implementation. This allows oct-file modules to take |
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290 advantage of OpenMP if desired. This can be disabled when building |
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291 Octave with the configure option --disable-openmp. |
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292 |
9352 | 293 --------------------------------------------------------- |
294 | |
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295 See NEWS.3 for old news. |