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