/usr/share/doc/geographiclib/html/old.html is in geographiclib-tools 1.8-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<title>GeographicLib: Old Versions</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<link href="doxygen.css" rel="stylesheet" type="text/css"/>
</head>
<body>
<!-- Generated by Doxygen 1.7.1 -->
<div class="navigation" id="top">
<div class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main Page</span></a></li>
<li class="current"><a href="pages.html"><span>Related Pages</span></a></li>
<li><a href="namespaces.html"><span>Namespaces</span></a></li>
<li><a href="annotated.html"><span>Classes</span></a></li>
<li><a href="files.html"><span>Files</span></a></li>
<li><a href="dirs.html"><span>Directories</span></a></li>
</ul>
</div>
</div>
<div class="header">
<div class="headertitle">
<h1>Old Versions </h1> </div>
</div>
<div class="contents">
<center> Back to <a class="el" href="utilities.html">Utility Programs</a>. Up to <a class="el" href="index.html#contents">Contents</a>. </center><p>List of versions in reverse chronological order together with a brief list of changes. (Note: Old versions of the library use a year-month style of numbering. Now, the library uses a major and minor version number.)</p>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/geographiclib-1.8.tar.gz/download">1.8 (current, released 2011-02-22)</a><ul>
<li>Optionally return rotation matrix from <a class="el" href="classGeographicLib_1_1Geocentric.html" title="Geocentric coordinates">GeographicLib::Geocentric</a> and <a class="el" href="classGeographicLib_1_1LocalCartesian.html" title="Local Cartesian coordinates.">GeographicLib::LocalCartesian</a>.</li>
<li>For the <a class="el" href="utilities.html">Utility Programs</a>, supply man pages, -h prints the synopsis, --help prints the man page, --version prints the version.</li>
<li>Use accurate summation in <a href="Planimeter.1.html">Planimeter</a>.</li>
<li>Add 64-bit targets for Visual Studio 2010.</li>
<li>Use templates for defining math functions and some constants.</li>
<li><a class="el" href="classGeographicLib_1_1Geoid.html" title="Looking up the height of the geoid.">GeographicLib::Geoid</a> updates<ul>
<li>Add <a class="el" href="classGeographicLib_1_1Geoid.html#a2daf81f5c648cf190a83981f441ab08f">GeographicLib::Geoid::DefaultGeoidPath</a> and <a class="el" href="classGeographicLib_1_1Geoid.html#a048865342b2b12ed2272e547209381fd">GeographicLib::Geoid::DefaultGeoidName</a>;</li>
<li><a href="GeoidEval.1.html">GeoidEval</a> uses environment variable GEOID_NAME as the default geoid;</li>
<li>Add --msltohae and --haetomsl as <a href="GeoidEval.1.html">GeoidEval</a> options (and don't document the single hyphen versions).</li>
</ul>
</li>
<li>Remove documentation that duplicates papers on transverse Mercator and geodesics.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/geographiclib-1.7.tar.gz/download">1.7 (released 2010-12-21)</a><ul>
<li>FIX BUG in scale returned by <a class="el" href="classGeographicLib_1_1LambertConformalConic.html#a085d37693f5e95fd650b7f59f61ab744">GeographicLib::LambertConformalConic::Reverse</a>.</li>
<li>Add <a class="el" href="classGeographicLib_1_1AlbersEqualArea.html" title="Albers Equal Area Conic Projection.">GeographicLib::AlbersEqualArea</a> projection.</li>
<li>Library created by Visual Studio is Geographic.lib instead of GeographicLib.lib (compatible with makefiles).</li>
<li>Make classes NaN aware.</li>
<li>Use cell arrays for MGRS strings in Matlab.</li>
<li>Add solution/project files for Visual Studio 2010 (32-bit only).</li>
<li>Use C++0x static_assert and math functions, if available.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/geographiclib-1.6.tar.gz/download">1.6 (released 2010-11-23)</a><ul>
<li>FIX BUG introduced in <a class="el" href="classGeographicLib_1_1Geoid.html" title="Looking up the height of the geoid.">GeographicLib::Geoid</a> in version 1.5 (found by Dave Edwards).</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/geographiclib-1.5.tar.gz/download">1.5 (released 2010-11-19)</a><ul>
<li>Improve area calculations for small polygons.</li>
<li>Add -s and -r flags to <a href="Planimeter.1.html">Planimeter</a>.</li>
<li>Improve the accuracy of <a class="el" href="classGeographicLib_1_1LambertConformalConic.html" title="Lambert Conformal Conic Projection.">GeographicLib::LambertConformalConic</a> using divided differences.</li>
<li>FIX BUG in meridian convergence returned by LambertConformalConic::Forward.</li>
<li>Add optional threadsafe parameter to <a class="el" href="classGeographicLib_1_1Geoid.html" title="Looking up the height of the geoid.">GeographicLib::Geoid</a> constructor. WARNING: This changes may break binary compatibility with previous versions of GeographicLib. However, the library is source compatible.</li>
<li>Add <a class="el" href="classGeographicLib_1_1OSGB.html" title="Ordnance Survey grid system for Great Britain.">GeographicLib::OSGB</a>.</li>
<li>Matlab and Octave interfaces to <a class="el" href="classGeographicLib_1_1UTMUPS.html" title="Convert between Geographic coordinates and UTM/UPS.">GeographicLib::UTMUPS</a>, <a class="el" href="classGeographicLib_1_1MGRS.html" title="Convert between UTM/UPS and MGRS.">GeographicLib::MGRS</a>, <a class="el" href="classGeographicLib_1_1Geoid.html" title="Looking up the height of the geoid.">GeographicLib::Geoid</a>, <a class="el" href="classGeographicLib_1_1Geodesic.html" title="Geodesic calculations">GeographicLib::Geodesic</a> provided.</li>
<li>Minor changes<ul>
<li>explicitly turn on optimization in Visual Studio 2008 projects;</li>
<li>add missing dependencies in some Makefiles;</li>
<li>move pi() and degree() from <a class="el" href="classGeographicLib_1_1Constants.html" title="Constants needed by GeographicLib">GeographicLib::Constants</a> to <a class="el" href="classGeographicLib_1_1Math.html" title="Mathematical functions needed by GeographicLib.">GeographicLib::Math</a>;</li>
<li>introduce <a class="el" href="classGeographicLib_1_1Math.html#a7d80ecd28029cd214b568b38c8ef6f0f">GeographicLib::Math::extended</a> type to aid testing;</li>
<li>add <a class="el" href="classGeographicLib_1_1Math.html#a91d1a17265156f570708c0889fca2f13">GeographicLib::Math::epi()</a> and <a class="el" href="classGeographicLib_1_1Math.html#af8e63c641cce6cfdd59651edb5b0a723">GeographicLib::Math::edegree()</a>.</li>
<li>fixes to compile under cygwin;</li>
<li>tweak expression used to find latitude from conformal latitude.</li>
</ul>
</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/geographiclib-1.4.tar.gz/download">1.4 (released 2010-09-12)</a><ul>
<li>Changes to <a class="el" href="classGeographicLib_1_1Geodesic.html" title="Geodesic calculations">GeographicLib::Geodesic</a> and <a class="el" href="classGeographicLib_1_1GeodesicLine.html" title="A geodesic line.">GeographicLib::GeodesicLine</a>:<ul>
<li>FIX BUG in Geodesic::Inverse with prolate ellipsoids;</li>
<li>add area computations to Geodesic::Direct and Geodesic::Inverse;</li>
<li>add geodesic areas to geodesic test set;</li>
<li>make GeodesicLine constructor public;</li>
<li>change longitude series in Geodesic into Helmert-like form;</li>
<li>ensure that equatorial geodesics have cos(alpha0) = 0 identically;</li>
<li>generalize interface for Geodesic and GeodesicLine;</li>
<li>split GeodesicLine and Geodesic into different files;</li>
<li>signal convergence failure in Geodesic::Inverse with NaNs;</li>
<li>deprecate one function in Geodesic and two functions in GeodesicLine;</li>
<li>deprecate -n option for <a href="Geod.1.html">Geod</a>.</li>
</ul>
WARNING: These changes may break binary compatibility with previous versions of GeographicLib. However, the library is source compatible (with the proviso that <a class="el" href="GeodesicLine_8hpp.html" title="Header for GeographicLib::GeodesicLine class.">GeographicLib/GeodesicLine.hpp</a> may now need to be included).</li>
<li>Add the <a href="Planimeter.1.html">Planimeter</a> utility for computing the areas of geodesic polygons.</li>
<li>Improve iterative solution of <a class="el" href="classGeographicLib_1_1Gnomonic.html#afccbed660a482ef73d33ad16406ee626">GeographicLib::Gnomonic::Reverse</a>.</li>
<li>Add <a class="el" href="classGeographicLib_1_1Geoid.html#adf98d0f0d881893a4f5ff711a3be0e04">GeographicLib::Geoid::ConvertHeight</a>.</li>
<li>Add -msltohae, -haetomsl, and -z options to <a href="GeoidEval.1.html">GeoidEval</a>.</li>
<li>Constructors check that minor radius is positive.</li>
<li>Add overloaded Forward and Reverse functions to the projection classes which don't return the convergence (or azimuth) and scale.</li>
<li>Document function parameters and return values consistently.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/geographiclib-1.3.tar.gz/download">1.3 (released 2010-07-21)</a><ul>
<li>Add <a class="el" href="classGeographicLib_1_1Gnomonic.html" title="Gnomonic Projection.">GeographicLib::Gnomonic</a>, the ellipsoid generalization of the gnomonic projection.</li>
<li>Add -g and -e options to <a href="EquidistantTest.1.html">EquidistantTest</a>.</li>
<li>Use fixed-point notation for output from <a href="CartConvert.1.html">CartConvert</a>, <a href="EquidistantTest.1.html">EquidistantTest</a>, <a href="TransverseMercatorTest.1.html">TransverseMercatorTest</a>.</li>
<li>PolarStereographic:<ul>
<li>Improved conversion to conformal coordinates;</li>
<li>Fix bug with scale at opposite pole;</li>
<li>Complain if latitude out of range in SetScale.</li>
</ul>
</li>
<li>Add <a class="el" href="classGeographicLib_1_1Math.html#a77c57c61f93d7ac3f6a5095489c36715">GeographicLib::Math::NaN()</a>.</li>
<li>Add long double version of hypot for Windows.</li>
<li>Add EllipticFunction::E(real).</li>
<li>Update references to Geotrans in MGRS documentation.</li>
<li>Speed up tmseries.mac.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/geographiclib-1.2.tar.gz/download">1.2 (released 2010-05-21)</a><ul>
<li>FIX BUGS in <a class="el" href="classGeographicLib_1_1Geodesic.html" title="Geodesic calculations">GeographicLib::Geodesic</a>,<ul>
<li>wrong azimuth returned by Direct if point 2 is on a pole;</li>
<li>Inverse sometimes fails with very close points.</li>
</ul>
</li>
<li>Improve calculation of scale in <a class="el" href="classGeographicLib_1_1CassiniSoldner.html" title="Cassini-Soldner Projection.">GeographicLib::CassiniSoldner</a>,<ul>
<li>add <a class="el" href="classGeographicLib_1_1GeodesicLine.html#a681434e9e50876320e6a854744fba692">GeographicLib::GeodesicLine::Scale</a>, <a class="el" href="classGeographicLib_1_1GeodesicLine.html#ad117912c4fc4ef29bf4050c9be3267f2">GeographicLib::GeodesicLine::EquatorialAzimuth</a>, and <a class="el" href="classGeographicLib_1_1GeodesicLine.html#a308c7fb4f7c562a8c604453bf2ee2ca2">GeographicLib::GeodesicLine::EquatorialArc</a>;</li>
<li>break friend connection between CassiniSoldner and Geodesic.</li>
</ul>
</li>
<li>Add <a class="el" href="classGeographicLib_1_1DMS.html#a868248d72f6b0bf2dae18a15d741ac43">GeographicLib::DMS::DecodeAngle</a> and <a class="el" href="classGeographicLib_1_1DMS.html#a0512cc1275e089138e1550efbee421d9">GeographicLib::DMS::DecodeAzimuth</a>. Extend <a class="el" href="classGeographicLib_1_1DMS.html#ae802c666ad53884ce062281409bd78b4">GeographicLib::DMS::Decode</a> and <a class="el" href="classGeographicLib_1_1DMS.html#a3e36baa6114d46f82a8900d002784369">GeographicLib::DMS::Encode</a> to deal with distances.</li>
<li>Code and documentation changes in <a class="el" href="classGeographicLib_1_1Geodesic.html" title="Geodesic calculations">GeographicLib::Geodesic</a> and <a class="el" href="classGeographicLib_1_1Geocentric.html" title="Geocentric coordinates">GeographicLib::Geocentric</a> for consistency with the forthcoming paper on geodesics.</li>
<li>Increase order of series using in <a class="el" href="classGeographicLib_1_1Geodesic.html" title="Geodesic calculations">GeographicLib::Geodesic</a> to 6 (full accuracy maintained for ellipsoid flattening < 0.01).</li>
<li>Macro __NO_LONG_DOUBLE_MATH to disable use of long double.</li>
<li>Correct declaration of <a class="el" href="classGeographicLib_1_1Math.html#adadc6f5069c0a5f75a7c5a5bf2720aa3">GeographicLib::Math::isfinite</a> to return a bool.</li>
<li>Changes in the <a class="el" href="utilities.html">Utility Programs</a>,<ul>
<li>improve error reporting when parsing command line arguments;</li>
<li>accept latitudes and longitudes in decimal degrees or degrees, minutes, and seconds, with optional hemisphere designators;</li>
<li><a href="GeoConvert.1.html">GeoConvert</a> -z accepts zone or zone+hemisphere;</li>
<li><a href="GeoidEval.1.html">GeoidEval</a> accepts any of the input formats used by <a href="GeoConvert.1.html">GeoConvert</a>;</li>
<li><a href="CartConvert.1.html">CartConvert</a> allows the ellipsoid to be specified with -e.</li>
</ul>
</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/geographiclib-1.1.tar.gz/download">1.1 (released 2010-02-09)</a><ul>
<li>FIX BUG (introduced in 2009-03) in EllipticFunction::E(sn,cn,dn).</li>
<li>Increase accuracy of scale calculation in TransverseMercator and TransverseMercatorExact.</li>
<li>Code and documentation changes for consistency with <a href="http://arxiv.org/abs/1002.1417">arXiv:1002.1417</a></li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/geographiclib-1.0.tar.gz/download">1.0 (released 2010-01-07)</a><ul>
<li>Add autoconf configuration files.</li>
<li>BUG FIX: Improve initial guess for Newton's method in PolarStereographic::Reverse. (Previously this failed to converge when the co-latitude exceeded about 130 deg.)</li>
<li>Constructors for TransverseMercator, TransverseMercatorExact, PolarStereographic, Geocentric, and Geodesic now check for obvious problems with their arguments and throw an exception if necessary.</li>
<li>Most classes now include inspector functions such as MajorRadius() so that you can determine how instances were constructed.</li>
<li>Add <a class="el" href="classGeographicLib_1_1LambertConformalConic.html" title="Lambert Conformal Conic Projection.">GeographicLib::LambertConformalConic</a> class.</li>
<li>Add <a class="el" href="classGeographicLib_1_1PolarStereographic.html#a3f957214eb1d1248277a680e4c4ceed5">GeographicLib::PolarStereographic::SetScale</a> to allow the latitude of true scale to be specified.</li>
<li>Add solution and project files for Visual Studio 2008.</li>
<li>Add <a class="el" href="classGeographicLib_1_1GeographicErr.html" title="Exception handling for GeographicLib">GeographicLib::GeographicErr</a> for exceptions.</li>
<li><a class="el" href="classGeographicLib_1_1Geoid.html" title="Looking up the height of the geoid.">GeographicLib::Geoid</a> changes:<ul>
<li>BUG FIX: fix typo in <a class="el" href="classGeographicLib_1_1Geoid.html#ade5715c0d1428a409383b1acd2cbe9be">GeographicLib::Geoid::Cache</a> which could cause a segmentation fault in some cases when the cached area spanned the prime meridian.</li>
<li>Include sufficient edge data to allow heights to be returned for cached area without disk reads;</li>
<li>Add inspector functions to query the extent of the cache.</li>
</ul>
</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-11.tgz/download">2009-11</a><ul>
<li>Allow specification of "closest UTM zone" in <a class="el" href="classGeographicLib_1_1UTMUPS.html" title="Convert between Geographic coordinates and UTM/UPS.">GeographicLib::UTMUPS</a> and <a href="GeoConvert.1.html">GeoConvert</a> (via -t option).</li>
<li>Utilities now complain is there are too many tokens on input lines.</li>
<li>Include real-to-real versions of <a class="el" href="classGeographicLib_1_1DMS.html#ae802c666ad53884ce062281409bd78b4">GeographicLib::DMS::Decode</a> and <a class="el" href="classGeographicLib_1_1DMS.html#a3e36baa6114d46f82a8900d002784369">GeographicLib::DMS::Encode</a>.</li>
<li>More house-cleaning changes:<ul>
<li>Ensure that functions which return results through reference arguments do not alter the arguments when an exception is thrown.</li>
<li>Improve accuracy of <a class="el" href="classGeographicLib_1_1MGRS.html#a91de10ebde478dbb85b3c7d057ff97b9">GeographicLib::MGRS::Forward</a>.</li>
<li>Include more information in some error messages.</li>
<li>Improve accuracy of inverse hypobolic functions.</li>
<li>Fix the way <a class="el" href="classGeographicLib_1_1Math.html" title="Mathematical functions needed by GeographicLib.">GeographicLib::Math</a> functions handle different precisions.</li>
</ul>
</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-10.tgz/download">2009-10</a><ul>
<li>Change web site to <a href="http://geographiclib.sourceforge.net">http://geographiclib.sourceforge.net</a></li>
<li>Several house-cleaning changes:<ul>
<li>Change from the a flat directory structure to a more easily maintained one.</li>
<li>Introduce Math class for common mathematical functions (in <a class="el" href="Constants_8hpp.html" title="Header for GeographicLib::Constants class.">Constants.hpp</a>).</li>
<li>Use Math::real as the type for all real quantities. By default this is typedefed to double; and the library should be installed this way.</li>
<li>Eliminate const reference members of AzimuthalEquidistant, CassiniSoldner and LocalCartesian so that they may be copied.</li>
<li>Make several constructors explicit. Disallow some constructors. Disallow copy constructor/assignment for Geoid.</li>
<li>Document least squares formulas in <a class="el" href="Geoid_8cpp.html" title="Implementation for GeographicLib::Geoid class.">Geoid.cpp</a>.</li>
<li>Use unsigned long long for files positions of geoid files in Geoid.</li>
<li>Introduce optional mgrslimits argument in UTMUPS::Forward and UTMUPS::Reverse to enforce stricter MGRS limits on eastings and northings.</li>
<li>Add 64-bit targets in Visual Studio project files.</li>
</ul>
</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-09.tgz/download">2009-09</a><ul>
<li>Add <a class="el" href="classGeographicLib_1_1Geoid.html" title="Looking up the height of the geoid.">GeographicLib::Geoid</a> and <a href="GeoidEval.1.html">GeoidEval</a> utility.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-08.tgz/download">2009-08</a><ul>
<li>Add <a class="el" href="classGeographicLib_1_1CassiniSoldner.html" title="Cassini-Soldner Projection.">GeographicLib::CassiniSoldner</a> class and <a href="EquidistantTest.1.html">EquidistantTest</a> utility.</li>
<li>Fix bug in <a class="el" href="classGeographicLib_1_1Geodesic.html#ad7e59a242125a35a95c96cdb20573081">GeographicLib::Geodesic::Inverse</a> where NaNs were sometimes returned.</li>
<li>INCOMPATIBLE CHANGE: AzimuthalEquidistant now returns the reciprocal of the azimuthal scale instead of the reduced length.</li>
<li>Add -n option to <a href="GeoConvert.1.html">GeoConvert</a>.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-07.tgz/download">2009-07</a><ul>
<li>Speed up the series inversion code in tmseries.mac and geod.mac.</li>
<li>Reference Borkowski in section on <a class="el" href="geocentric.html">Geocentric coordinates</a>.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-06.tgz/download">2009-06</a><ul>
<li>Add routines to decode and encode zone+hemisphere to <a class="el" href="classGeographicLib_1_1UTMUPS.html" title="Convert between Geographic coordinates and UTM/UPS.">GeographicLib::UTMUPS</a>.</li>
<li>Clean up code in <a class="el" href="classGeographicLib_1_1Geodesic.html" title="Geodesic calculations">GeographicLib::Geodesic</a>.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-05.tgz/download">2009-05</a><ul>
<li>Improvements to <a class="el" href="classGeographicLib_1_1Geodesic.html" title="Geodesic calculations">GeographicLib::Geodesic</a>:<ul>
<li>more economical series expansions,</li>
<li>return reduced length (as does the <a href="Geod.1.html">Geod</a> utility),</li>
<li>improved calculation of starting point for inverse method,</li>
<li>use reduced length to give derivative for Newton's method.</li>
</ul>
</li>
<li>Add <a class="el" href="classGeographicLib_1_1AzimuthalEquidistant.html" title="Azimuthal Equidistant Projection.">GeographicLib::AzimuthalEquidistant</a> class.</li>
<li>Make <a class="el" href="classGeographicLib_1_1Geocentric.html" title="Geocentric coordinates">GeographicLib::Geocentric</a>, <a class="el" href="classGeographicLib_1_1TransverseMercator.html" title="Transverse Mercator Projection.">GeographicLib::TransverseMercator</a>, and <a class="el" href="classGeographicLib_1_1PolarStereographic.html" title="Polar Stereographic Projection.">GeographicLib::PolarStereographic</a> classes work with prolate ellipsoids.</li>
<li><a href="CartConvert.1.html">CartConvert</a> checks its inputs more carefully.</li>
<li>Remove reference to defunct Constants.cpp from GeographicLib.vcproj.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-04.tgz/download">2009-04</a><ul>
<li>Use compile-time constants to select the order of series in <a class="el" href="classGeographicLib_1_1TransverseMercator.html" title="Transverse Mercator Projection.">GeographicLib::TransverseMercator</a>.</li>
<li>2x unroll of Clenshaw summation to avoid data shuffling.</li>
<li>Simplification of <a class="el" href="classGeographicLib_1_1EllipticFunction.html#a184174d29953891896b41c597c34eb9a">GeographicLib::EllipticFunction::E</a>.</li>
<li>Use STATIC_ASSERT for compile-time checking of constants.</li>
<li>Improvements to <a class="el" href="classGeographicLib_1_1Geodesic.html" title="Geodesic calculations">GeographicLib::Geodesic</a>:<ul>
<li>compile-time option to change order of series used,</li>
<li>post Maxima code for generating the series,</li>
<li>tune the order of series for double,</li>
<li>improvements in the selection of starting points for Newton's method,</li>
<li>accept and return spherical arc lengths,</li>
<li>works with both oblate and prolate ellipsoids,</li>
<li>add -a, -e, -b options to the <a href="Geod.1.html">Geod</a> utility.</li>
</ul>
</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-03.tgz/download">2009-03</a><ul>
<li>Add <a class="el" href="classGeographicLib_1_1Geodesic.html" title="Geodesic calculations">GeographicLib::Geodesic</a> and the <a href="Geod.1.html">Geod</a> utility.</li>
<li>Declare when no exceptions are thrown by functions.</li>
<li>Minor changes to <a class="el" href="classGeographicLib_1_1DMS.html" title="Convert between degrees and DMS representation.">GeographicLib::DMS</a> class.</li>
<li>Use invf = 0 to mean a sphere in constructors to some classes.</li>
<li>The makefile creates a library and includes an install target.</li>
<li>Rename GeographicLib::ECEF to <a class="el" href="classGeographicLib_1_1Geocentric.html" title="Geocentric coordinates">GeographicLib::Geocentric</a>, ECEFConvert to <a href="CartConvert.1.html">CartConvert</a>.</li>
<li>Use inline functions to define constant doubles in <a class="el" href="Constants_8hpp.html" title="Header for GeographicLib::Constants class.">Constants.hpp</a>.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-02.tgz/download">2009-02</a><ul>
<li>Fix documentation of constructors (flattening -> inverse flattening).</li>
<li>Use std versions of math functions.</li>
<li>Add GeographicLib::ECEF and <a class="el" href="classGeographicLib_1_1LocalCartesian.html" title="Local Cartesian coordinates.">GeographicLib::LocalCartesian</a> classes and the ECEFConvert utility.</li>
<li>Gather the documentation on the utility programs onto one page.</li>
</ul>
</li>
</ul>
<ul>
<li><a href="http://sf.net/projects/geographiclib/files/distrib/Geographic-2009-01.tgz/download">2009-01</a><ul>
<li>First proper release of library.</li>
<li>More robust <a class="el" href="classGeographicLib_1_1TransverseMercatorExact.html" title="An exact implementation of the Transverse Mercator Projection.">GeographicLib::TransverseMercatorExact</a>:<ul>
<li>Introduce <em>extendp</em> version of constructor,</li>
<li>Test against extended test data,</li>
<li>Optimize starting positions for Newton's method,</li>
<li>Fix behavior near all singularities,</li>
<li>Fix order dependence in C++ start-up code,</li>
<li>Improved method of computing scale and convergence.</li>
</ul>
</li>
<li>Documentation on transverse Mercator projection.</li>
<li>Add <a class="el" href="classGeographicLib_1_1MGRS.html" title="Convert between UTM/UPS and MGRS.">GeographicLib::MGRS</a>, <a class="el" href="classGeographicLib_1_1UTMUPS.html" title="Convert between Geographic coordinates and UTM/UPS.">GeographicLib::UTMUPS</a>, etc.</li>
</ul>
</li>
</ul>
<ul>
<li>2008-09<ul>
<li>Ad hoc posting of information on the transverse Mercator projection.</li>
</ul>
</li>
</ul>
<center> Back to <a class="el" href="utilities.html">Utility Programs</a>. Up to <a class="el" href="index.html#contents">Contents</a>. </center> </div>
<hr class="footer"/><address class="footer"><small>Generated on Tue Feb 22 2011 for GeographicLib by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.1 </small></address>
</body>
</html>
|