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