4 - Bug fixes / improvements
5 - Fix snapping of last segment of a closed linestring (#758)
6 - Improve robustness of intersection testing (#716)
7 - Fixed build configuration for NMAKE with Visual Leak Detector enabled (#715)
8 - Fixed compilation against thread-safe PHP (#541)
9 - Fix Empty to Empty equals (#703)
10 - Fix build on OpenBSD (#700)
11 - Fix build on HP-UX 11.23 (#664)
12 - Throw a ParseException on missing chars from HEXWKB string (#675)
13 - Fix ruby binding build (https://github.com/libgeos/libgeos/pull/32)
14 - Make polygonize operation interruptable
15 - Make relate-based operations interruptable (#711)
16 - Update for Visual Studio 2013 (#691)
17 - Update for Visual Studio 2015 (r4054, r4062)
18 - Update for Microsoft NMAKE (r4063)
19 - Fix compilation issues while building with Visual C++ (#701)
20 - Fix support of PHP bindings for version < 5.4.0 (#709)
25 - Bug fixes / improvements
26 - Use a double for PrecisionModel scale, avoiding overflows
27 should fix 32-bit regression failures (#652)
28 - isnan workaround OS detection missing NetBSD, DragonFly, Sun nuance (#650)
29 - Do not distribute platform.h and version.h, but install both (#601)
30 - Non-standard ChangeLog file in 3.4.0 and 3.4.1 releases (#654)
31 - new travis bot (#657)
32 - accept multiple Nan representations (#656)
38 - Bug fixes / improvements
39 - Assertion failure snapping line to points of rectangle
40 smaller than tolerance (#649)
41 - Can't build using cmake with tar ball (#644)
47 - Delaunay Triangulation API (#487, #565, #570, #567)
48 - Interruptibility API (C and C++)
49 - CAPI: GEOSNode (#496) - PHP: Geometry->node
50 - GeometryPrecisionReducer class (#496, #526)
51 - BufferInputLineSimplifier header exposed (#548)
52 - New Centroid class supporting mixed geometry components (#612)
53 - io::Writer::reserve() method
54 - CAPI: GEOSNearestPoints
55 - Add --cclibs, --static-clibs and --static-cclibs to geos-config (#497)
56 - Early bail out of overlay exception if input is invalid
59 - New noding::GeometryNoder class
60 - Added BufferOp::setSingleSided
61 - Signature of most functions taking a Label changed to take it
62 by reference rather than pointer.
63 - Signature of most functions taking an IntersectionMatrix changed
64 to take it by reference rather than pointer.
65 - GraphComponent::label is now a Label value (from a pointer)
66 - NodedSegmentString takes ownership of CoordinateSenuence now
67 - io::Writer's toString() returns by const ref, write() takes a const ref
68 - Unify prototypes of WKTReader and WKBReader constructor (#310)
69 - GeometryCollection::computeEnvelopInternal and
70 GeometryCollection::compareToSameClass are marked virtual (#478)
72 - Bug fixes / improvements
73 - A point interpolated from a line does not always intersect
75 - Port ConvexHull robustness fix from JTS-1.13 (#457)
76 - Improve Overlay robustness by reducing input precision on topology
77 exception and by refusing to accept unnoded output (#459)
78 - Improve Buffer robustness by reducing input precision on topology
80 - Mismatch segment sides in OffsetCurveBuilder (#633 )
81 - Fixed Linear Referencing API to handle MultiLineStrings consistently
82 by always using the lowest possible index value, and by trimming
83 zero-length components from results (#323)
84 - Fixed CMake configuration to set correct SOVERSION (current - age)
85 - Fix EMPTY return from single-point lines and zero-length polygons (#612)
86 - CMakeLists.txt, tools/geos_svn_revision_cmake.h.in: Add
87 geos_svn_revision.h generator to CMake config (#643)
88 - Makefile.vc 'clean' step leaks obj files (#607)
93 - Bug fixes / improvements
94 - Fix OffsetCurve op in presence of duplicated vertices (#602)
95 - Fix LineSegmentVisitor copy ctor (#636)
96 - Fix area boundary return from GEOSPointOnSurface (#623)
97 - Speedup GEOSWKBReader_read (#621)
98 - Fix RobustLineIntersector handling of invalid intersection points (#622)
99 - Reduce likelyhood of invalid output from snap operation (#629, #501)
100 - Reduce memory fragmentation of prepared Polygon/Point intersection op
101 - Fix mingw64 compile (#630)
102 - Fix bug in HotPixel constructor (#635)
103 - Fix install location of linearref headers (#624)
104 - Fix multi-geometry constructor to drop SRID from components (#583)
109 - Bug fixes / improvements
110 - IsValidOp: throw proper error on nested shells (#608)
111 - Fix header guards (#617, #618, #619)
112 - WKTWriter::appendCoordinate optimisation
113 - Fix centroid computation for collections with empty components (#582)
118 - Bug fixes / improvements
119 - Fix abort in RightmostEdgeFinder (#605)
120 - Do not force precision reduction below 6 significant digits
121 while trying to obtain a valid Buffer output (#605)
122 - Fix GEOSPointOnSurface with zero-length linestring (#609)
123 - Fix EMPTY return from zero-area polygon (#613)
124 - Segfault from symdifference (#615)
127 2012-11-15 -- that's Post-GIS day !
129 - Bug fixes / improvements
130 - Add support for testing with phpunit 3.6 (not loosing support for 3.4)
131 - Segfault from intersection (#586, #598, #599)
136 - Bug fixes / improvements
137 - Correctly increment CAPI lib version from 3.3.3 (#558)
138 - Port robustness fix to CentroidArea (#559)
139 - Always return POINT from GEOSGetCentroid, even for EMPTY (#560)
140 - Always return POINT from GEOSPointOnSurface, even for EMPTY (#561)
145 - Bug fixes / improvements
146 - Do not abort on NaN overlay input (#530)
147 - Reduce CommonBitsRemover harmful effects during overlay op (#527)
148 - Better cross-compiler support (#534)
149 - Enable overlay ops short-circuits (#542)
150 - Envelope-based short-circuit for symDifference (#543)
151 - Fix support for PHP 5.4 (#513)
152 - Fix TopologyPreservingSimplifier invalid output on closed line (#508)
153 - Reduce calls to ptNotInList, greatly speeding up Polygonizer (#545)
158 - Bug fixes / improvements
159 - Fix simplification of collections with empty items (#519)
160 - Fix MSVC compilation of ambiguous log() call (#506)
161 - Fix CMake issues with std:: namespace detection (#493)
166 - Bug fixes / improvements
167 - Fix CMAKE_CXX_FLAGS overriding -std=gnu++0x (#489)
168 - Missing versions update in CMake configuration (#490)
169 - Fix noding of self-intersecting lines through UnaryUnion (#482)
170 - Fix handling of collapsed edges skipping in BufferOp (#494)
171 - Print up to 18 digits of precision for TopologyException points
172 - Fix noding with reduced precision in Buffer operation (#473)
173 - Fix HotPixel original point invalidation (#498)
174 - Fix CascadedPolygonUnion to discard non-polygonal components (#499)
175 - Improve buffer robustness by reverting to non-snaprounding noder (#495)
176 - Fix C++11 build by avoiding std::pair<auto_ptr> (#491)
177 - Add --clibs to geos-config and GEOS_C_LIBS to geos.m4 (#497)
178 - Apply shoelace formula for area calculation (#485)
179 - Fix default initialization issue for clang (#500)
180 - Improve overlay robustness by fixing areal validity on snapping (#488)
185 - Bug fixes / improvements
186 - Fix memory leak on invalid geometry in InteriorPointArea (#475)
187 - ValidOp abort in presence of 2 touching holes forming an island (#449)
188 - Enable prepared intersects operation for points
189 - Fortify suspicious code found by static analisys tools
190 - Fix for SOLARIS build (#461)
191 - Fix EMPTY result from GEOSOffsetCurve with distance 0 (#454)
192 - Fix Geometry::clone to copy SRID (#464)
193 - Fix for clang builds (#463)
194 - Fix out-of-place builds for python binding (#332) and regress testing
195 - Fix OS X framework cmake build (#385)
201 - CAPI: GEOSBufferWithParams (allows single sided buffers)
202 - CAPI: GEOSOffsetCurve deprecates GEOSSingleSidedBuffer
203 - CAPI: GEOSUnaryUnion deprecates GEOSCascadedUnion
204 - CAPI: GEOSisValidDetail: tell state, reason & location apart. allows
206 - CAPI: GEOSContext_setNoticeHandler_r, GEOSContext_setErrorHandler_r
207 - CAPI: GEOSGeom_createEmptyPoint, GEOSGeom_createEmptyLineString
208 GEOSGeom_createEmptyPolygon, GEOSGeom_createEmptyCollection
209 - CAPI: GEOSGeom_extractUniquePoints
210 - CAPI: GEOSGetGeometryN support for single geometries
211 - CAPI: GEOSPolygonize_full to return all informations computed by
213 - CAPI: GEOSOrientationIndex
214 - CAPI: GEOSSharedPaths to find shared paths and their orientation
216 - CAPI: GEOSRelatePatternMatch
217 - CAPI: GEOSCovers, GEOSCoveredBy (#396)
218 - CAPI: GEOSRelateBoundaryNodeRule (#399)
219 - CAPI: GEOSGeom_getCoordinateDimension() (#311)
220 - CAPI: GEOSWKTWriter_setOutputDimension, GEOSWKTWriter_setOld3D (#292)
221 - PHP: new PHP5 bindings based on CAPI
222 - Semantic C++ API changes:
223 - Geometry inheritance chain changed to introduce Puntal, Lineal
224 and Polygonal classes (virtual inheritance introduced)
225 - Polygonizer::getInvalidRingLines retains ownership of vector elements
226 - Geometry::isWithinDistance method is now const
227 - Polygonizer::getCutEdges returns by const ref
228 - Polygonizer::getDangles returns by const ref
229 - Empty LinearRings are closed by definition
230 - Bug fixes / improvements
231 - Fixed Geometry.distance() and DistanceOp to return 0.0 for empty inputs
232 - Invalid compound geometries reported as valid (#333)
233 - Return up to 15 digits of precision from GEOSisValidReason_t (#329)
234 - CAPI: do not leak contexts when using the non-reentrant interface
235 - Fix duplicated dangles returned by Polygonizer
236 - Fix SnapIfNeededOverlayOp to throw the originating exception
237 - Fixed LineMerger to skip lines with only a single unique coordinate
238 - Fix NodedSegmentString to handle zero-length line segments correctly
240 - Fixed buffer OffsetCurveSetBuilder to handle "flat" rings correctly
241 - Added illegal state check in LineSegment::pointAlongOffset()
242 - Improved performance of RectangleIntersects by always using
243 segment-scanning and refining SegmentIntersectionTester
244 - Reduce memory use in PreparedGeometry predicates (#342)
245 - Fix infinite loop in RobustDeterminant with nan/inf input (#357)
250 - Add Single-sided buffer operation
252 - Drastically improved Buffer speed (20x for a case in testsuite)
253 - Improved EdgeList duplicate edge finding
254 - Added algorithm::distance package
255 - Added algorithm::Angle class
256 - Added algorithm::BoundaryNodeRule class
257 - IsSimpleOp can now return non-simple location coordinate
258 - DistanceOp can now check for 'within distance' predicate
260 - MultiPolygon::getBoundary always return MultiLineString, also
261 when the result is the EMPTY geometry.
262 - Various bug and leak fixes, optimizations
263 - Replace MarkupSTL with tinyXML
267 - PreparedGeometry operations for very fast predicate testing.
272 - Easier builds under MSVC and OpenSolaris
273 - Thread-safe CAPI option
274 - IsValidReason added to CAPI
275 - GEOSPolygonizer_getCutEdges added to CAPI
276 - CascadedUnion operation for fast unions of geometry sets
277 - Numerous bug fixes.
278 http://trac.osgeo.org/geos/query?status=closed&milestone=3.1.0&order=priority
282 These are mostly ABI breaking changes.
283 In few cases the API also changed, but the most external one
284 (the documented one) should be unchanged.
287 - Added geom::BinaryOp class performing a binary operation
288 using different heuristics to reduce probability of robustness
289 issues. Both C-API and XMLTester now use this class for
291 - Added covers() and coveredBy() predicates to Geometry class
292 - Added overlay::overlayOp() adapter class
293 - Added GEOSSimplify() and GEOSTopologyPreserveSimplify()
295 - Added closed ring checks in IsValidOp
296 - Multi-input support in XMLTester
298 - Envelope(string) ctor
300 - New ShortCircuitedGeometryVisitor class
301 - New operation/predicate package
302 - Added CGAlgorithms::isPointInRing() version working with
303 Coordinate::ConstVect type (faster!)
304 - Added getAt(int pos, Coordinate &to) funtion to CoordinateSequence
306 - Moved GetNumGeometries() and GetGeometryN() interfaces
307 from GeometryCollection to Geometry class.
308 - New planarSubgraph class
309 - New ConnectedSubgraphFinder class.
310 - New LineSequencer class
311 - New WKTWriter::toLineString and ::toPoint convenience methods
312 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
313 - New WKTWriter::toLineString and ::toPoint convenience methods
314 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
315 - New Envelope::centre()
316 - New Envelope::intersection(Envelope)
317 - New Envelope::expandBy(distance, [ydistance])
318 - New LineString::reverse()
319 - New MultiLineString::reverse()
320 - New Geometry::buffer(distance, quadSeg, endCapStyle)
321 - New SnapRounding code
322 - New size() and operator[] interfaces to CoordinateSequence
323 - New ScaledNoder class
324 - New unit tests (make check rule)
329 - Coordinate copies reduction
330 - Heap allocations reduction
331 - More classes made final
332 - Better use of standard containers
333 - Use of singletons when appropriate
334 - Removed many function calls in loops' end conditions
335 - Improved XMLTester output and user interface
336 - Improved memory use in geos::geom::util::PolygonExtractor
337 - Ported JTS-1.7 version of ConvexHull with big attention to
338 memory usage optimizations.
339 - Changed CoordinateArrayFilter to reduce memory copies
340 - Changed UniqueCoordinateArrayFilter to reduce memory copies
341 - Added rectangle-based optimizations of intersects() and
343 - Inlined all planarGraphComponent class
344 - More iterators returning methods and inlining in planargraph.
345 - Obsoleted toInternalGeometry/fromInternalGeometry
346 - Improved buffering speed and robustness by using Snap Rounding
350 - SegmentString: getCoordinates() doesn't return a clone
351 anymore, getCoordinatesRO() obsoleted.
352 - JTS packages mapped to geos:: sub-namespaces
353 - Geometry::getInteriorPoint() returns NULL if called
354 against an EMPTY geom
355 - LineString::get{Start,End}Point return NULL for
357 - GEOSException is now derived by std::runtim_exception
358 and thrown by const reference.
359 - Geometry constructors made protected, to force use
360 of a GeometryFactory.
363 - More const-correct signatures
364 - Stronger methods typing (removed some void * args).
365 - Changed index-related funx signatures to use size_t
367 - More const-correctness in Buffer "package"
368 - Bugfix in LineString::getCoordinate() failing to return
369 NULL from getCoordinat() when empty.
370 - Use unsigned int for indexes and sizes.
373 - Namespaces mapping JTS packages
374 - Renamed classes after JTS names (namespaces use made this possible
376 - Splitted headers, for build speedup and possible API reduction.
377 - Moved source/bigtest and source/test to tests/bigtest
379 - Moved C-API in it's own top-level dir capi/
380 - Reworked automake scripts to produce a static lib for each subdir
381 and then link all subsystem's libs togheter
382 - Renamed DefaultCoordinateSequence to CoordinateArraySequence.
383 - Renamed OverlayOp opcodes by prepending the 'op' prefix, and
384 given the enum a name (OpCode) for type-safety.
387 - Fixed bug causing redundant linestrings to be returned in the
388 result of overlaying polygons containing touching holes (#13)
389 - Fixed integer conversion bug
390 - Fixed PointLocator handling of LinearRings
391 - Added missing ::clone() methods for Multi* geoms
393 - (Partial) Detailed list of changes:
394 - Changed SegmentNode to contain a *real* Coordinate (not a pointer)
395 to reduce construction costs.
396 - Changed geomgraph nodeMap to use Coordinate pointers as keys
397 - Envelope destructor made non-virtual to give compiler more static
399 - Changed BufferSubgraph::computeDepths to use a set instead of a
400 vector for checking visited Edges.
401 - Made LineIntersector a concrete type
402 - Node::isIncidentEdgeInResult() method made virtual
403 - Const-correct signatures in LineMerger package
404 - Changed operation/valid/*NestedRingTester classes interface
405 to use Coordinate pointers instead of copies.
406 - Changed EdgeIntersectionList to use a set instead of a vector
407 - Changed DepthSegment to store a real Coordinate rather then a pointer.
408 - Changed SubgraphDepthLocater to store real containers rather then
410 - Changed BufferSubgraph to store a real RightmostEdgeFinder and real
411 containers rather then pointers.
412 - CoordinateSequence API changes:
413 - point index and size related functions
414 use unsigned int rather then int
415 - Changed EdgeEndStar to maintain a single container for EdgeEnds
416 - Changed PlanarGraph::addEdges to take a const vector by ref
417 rathern then a non-const vector by pointer
418 - Changed EdgeList::addAll to take a const vector by ref
419 rather then a non-const vector by pointer
420 - Added apply_rw(CoordinateFilter *) and apply_ro(CoordinateFilter *)
421 const to CoordinateSequence
422 - LineBuilder::lineEdgesList made a real vector, rather then pointer
424 - SegmentString::eiList made a real SegmentNodeList, rather then
425 a pointer (private member)
426 - Removed coordinate copies in ElevationMatrix::elevate
427 - Changed CoordinateFilter interface to have a const method
428 for filter_rw, updated interfaces using this to take
429 const CoordinateFilter (apply_rw).
434 - Added version.in.vc to distribution
438 - Support for MingW builds
439 - Bugfix in Polygonizer chocking on invalid LineString inputs
440 - CAPI: small leak removed in GEOSHasZ()
444 - Performance improvement in OverlayOp::insertUniqueEdge()
445 - CoordinateSequence copy removal in EdgeRing
446 - Minor memory allocation improvements
447 - Higher dimensions interface for CoordinateSequence
448 - Added getCoordinatesRO for Point class
450 - NEW Simplified and stabler C API
454 - Severe BUGFIX in BufferSubgraphGT and other functions used
455 as StrictWeakOrdering predicates for sort()
459 - win32/mingw build support
460 - Segfault fix in LinearRing and LineString constructors
461 - Segfault fix in Polygonizer
462 - XMLTester installed by default
463 - XMLTester code cleanup
464 - Fixed handling of collection input in GeometryFactory::buildGeometry
465 - Added shortcircuit test for Union operation
466 - Reduced useless Coordinate copies in CGAlgorithms::isPointInRing()
467 - Performance improvements in CGAlgorithms::isOnLine()
468 - Other minor performance improvements
469 - New Node::isIncidentEdgeInResult() method
470 - OverlayOp's PointBuilder performance improvement by reduction
471 of LineIntersector calls.
472 - Optimizations in Buffer operation
473 - Sever BUGFIX in DepthSegmentLT as suggested by Graeme Hiebert
477 - Segfault fix in Point::isEmpty
478 - Mem Leak fix in OffsetCurveBuilder::getRingCurve
479 - Bugfix in LineSegment::reverse
480 - Added multipolygon buffering test in source/test/testLeaksBig
481 - Ported JTS robustness patch for RobustLineIntersector
482 - Removed useless Coordinate copies in OverlayOp::mergeZ()
483 - Avoided throws by IsValid on invalid input
484 - Stricter C++ syntax (math.h=>cmath, ieeefp.h in "C" block, ostringstream
486 - Better support for older compilers (Polygonizer::LineStringAdder friendship)
487 - Removed useless Coordinate copies in CGAlgorithms::isOnLine()
488 - Added support for polygonize and parametrized buffer tests in XMLTester
489 - Fixed support for --includedir and --libdir
490 - Fixed Z interpolation in LineIntersector
491 - Handled NULL results from getCentroid() in XMLTester
492 - Segfault fix in (EMPTY)Geometry::getCentroid()
493 - Made polygon::getBoundary() always OGC-valid (no LinearRings)
494 - Input checking and promoting in GeometryFactory::createMultiLineString()
495 - Segfault fix in GeometryEditor::editPolygon()
500 - Fixed uninitialized Coordinate in TopologyException
501 - Added install of version.h, platform.h and timeval.h
502 - Memleak fix in PolygonizeGraph
503 - Memleak fix in OverlayOp
504 - Compiler warnings removal
506 - Z interpolation in overlay operations
507 - Debian package build scripts
512 - Added Polygonizer and LineMerger classes.
513 - python wrapper examples
514 - General cleanup / warnings removal
515 - cleaner win32 / older copilers builds
516 - Reduced heap allocations
517 - debian package builder scripts
518 - reduction of standard C lib headers dependency
519 - Z support in overlay operations.
524 - CoordinateList renamed to CoordinateSequence, BasicCoordinateList
525 renamed to DefaultCoordinateSequence to reflect JTS changes.
526 DefaultCoordinateSequenceFactory and CoordinateSequenceFactory
527 got same interface as JTS.
528 - Added geos/version.h defining versioning infos
529 - Added geos.h for quick inclusion. It will include geos/geom.h,
530 new geos/version.h, geos/util.h geos/io.h and geos/unload.h
531 (geometry input/output, exceptions, operations).
532 - Added a geos::version() function showing GEOS and equivalent
533 JTS versions as strings.
534 - All geometry constructors take ownership of given arguments.
535 GeometryFactory provides pass-by-reference geometry creators
536 to take care of a deep-copy.
537 - GeometryFactory::createMultiPoint(const CoordinateList *)
539 GeometryFactory::createMultiPoint(const CoordinateList &)
540 to reflect copy semantic
541 - GeometryFactory: EMPTY geometry creation do now have their
542 own constructors taking no arguments.
543 - Geometry constructors taking PrecisionModel and SRID have
544 been dropped. You have to use GeometryFactory instead.
545 - WKTWriter default constructor has been dropped. You need
546 to initialize it with an explicit GeometryFactory