6 - PHP: Geometry->normalize method
7 - GEOS_USE_ONLY_R_API macro support (#695)
8 - PHP: WKBReader->read() & WKBWriter::write() methods (Benjamin Morel)
9 - GEOSClipByRect (#699, Mika Heiskanen, Sandro Santilli)
10 - CAPI: thread-safe message handling API (#663, Pepijn Van Eeckhoudt)
12 - Speed-up intersection and difference between geometries
13 with small bounding box overlap.
14 - CAPI: add MULTILINESTRING support for GEOSisClosed (Benjamin Morel)
16 - Added no-parameter CoordinateSequenceFactory::create method (Sandro Mani)
21 - Bug fixes / improvements
22 - Use a double for PrecisionModel scale, avoiding overflows
23 should fix 32-bit regression failures (#652)
24 - isnan workaround OS detection missing NetBSD, DragonFly, Sun nuance (#650)
25 - Do not distribute platform.h and version.h, but install both (#601)
26 - Non-standard ChangeLog file in 3.4.0 and 3.4.1 releases (#654)
27 - new travis bot (#657)
28 - accept multiple Nan representations (#656)
34 - Bug fixes / improvements
35 - Assertion failure snapping line to points of rectangle
36 smaller than tolerance (#649)
37 - Can't build using cmake with tar ball (#644)
43 - Delaunay Triangulation API (#487, #565, #570, #567)
44 - Interruptibility API (C and C++)
45 - CAPI: GEOSNode (#496) - PHP: Geometry->node
46 - GeometryPrecisionReducer class (#496, #526)
47 - BufferInputLineSimplifier header exposed (#548)
48 - New Centroid class supporting mixed geometry components (#612)
49 - io::Writer::reserve() method
50 - CAPI: GEOSNearestPoints
51 - Add --cclibs, --static-clibs and --static-cclibs to geos-config (#497)
52 - Early bail out of overlay exception if input is invalid
55 - New noding::GeometryNoder class
56 - Added BufferOp::setSingleSided
57 - Signature of most functions taking a Label changed to take it
58 by reference rather than pointer.
59 - Signature of most functions taking an IntersectionMatrix changed
60 to take it by reference rather than pointer.
61 - GraphComponent::label is now a Label value (from a pointer)
62 - NodedSegmentString takes ownership of CoordinateSenuence now
63 - io::Writer's toString() returns by const ref, write() takes a const ref
64 - Unify prototypes of WKTReader and WKBReader constructor (#310)
65 - GeometryCollection::computeEnvelopInternal and
66 GeometryCollection::compareToSameClass are marked virtual (#478)
68 - Bug fixes / improvements
69 - A point interpolated from a line does not always intersect
71 - Port ConvexHull robustness fix from JTS-1.13 (#457)
72 - Improve Overlay robustness by reducing input precision on topology
73 exception and by refusing to accept unnoded output (#459)
74 - Improve Buffer robustness by reducing input precision on topology
76 - Mismatch segment sides in OffsetCurveBuilder (#633 )
77 - Fixed Linear Referencing API to handle MultiLineStrings consistently
78 by always using the lowest possible index value, and by trimming
79 zero-length components from results (#323)
80 - Fixed CMake configuration to set correct SOVERSION (current - age)
81 - Fix EMPTY return from single-point lines and zero-length polygons (#612)
82 - CMakeLists.txt, tools/geos_svn_revision_cmake.h.in: Add
83 geos_svn_revision.h generator to CMake config (#643)
84 - Makefile.vc 'clean' step leaks obj files (#607)
89 - Bug fixes / improvements
90 - IsValidOp: throw proper error on nested shells (#608)
91 - Fix header guards (#617, #618, #619)
92 - WKTWriter::appendCoordinate optimisation
93 - Fix centroid computation for collections with empty components (#582)
98 - Bug fixes / improvements
99 - Fix abort in RightmostEdgeFinder (#605)
100 - Do not force precision reduction below 6 significant digits
101 while trying to obtain a valid Buffer output (#605)
102 - Fix GEOSPointOnSurface with zero-length linestring (#609)
103 - Fix EMPTY return from zero-area polygon (#613)
104 - Segfault from symdifference (#615)
107 2012-11-15 -- that's Post-GIS day !
109 - Bug fixes / improvements
110 - Add support for testing with phpunit 3.6 (not loosing support for 3.4)
111 - Segfault from intersection (#586, #598, #599)
116 - Bug fixes / improvements
117 - Correctly increment CAPI lib version from 3.3.3 (#558)
118 - Port robustness fix to CentroidArea (#559)
119 - Always return POINT from GEOSGetCentroid, even for EMPTY (#560)
120 - Always return POINT from GEOSPointOnSurface, even for EMPTY (#561)
125 - Bug fixes / improvements
126 - Do not abort on NaN overlay input (#530)
127 - Reduce CommonBitsRemover harmful effects during overlay op (#527)
128 - Better cross-compiler support (#534)
129 - Enable overlay ops short-circuits (#542)
130 - Envelope-based short-circuit for symDifference (#543)
131 - Fix support for PHP 5.4 (#513)
132 - Fix TopologyPreservingSimplifier invalid output on closed line (#508)
133 - Reduce calls to ptNotInList, greatly speeding up Polygonizer (#545)
138 - Bug fixes / improvements
139 - Fix simplification of collections with empty items (#519)
140 - Fix MSVC compilation of ambiguous log() call (#506)
141 - Fix CMake issues with std:: namespace detection (#493)
146 - Bug fixes / improvements
147 - Fix CMAKE_CXX_FLAGS overriding -std=gnu++0x (#489)
148 - Missing versions update in CMake configuration (#490)
149 - Fix noding of self-intersecting lines through UnaryUnion (#482)
150 - Fix handling of collapsed edges skipping in BufferOp (#494)
151 - Print up to 18 digits of precision for TopologyException points
152 - Fix noding with reduced precision in Buffer operation (#473)
153 - Fix HotPixel original point invalidation (#498)
154 - Fix CascadedPolygonUnion to discard non-polygonal components (#499)
155 - Improve buffer robustness by reverting to non-snaprounding noder (#495)
156 - Fix C++11 build by avoiding std::pair<auto_ptr> (#491)
157 - Add --clibs to geos-config and GEOS_C_LIBS to geos.m4 (#497)
158 - Apply shoelace formula for area calculation (#485)
159 - Fix default initialization issue for clang (#500)
160 - Improve overlay robustness by fixing areal validity on snapping (#488)
165 - Bug fixes / improvements
166 - Fix memory leak on invalid geometry in InteriorPointArea (#475)
167 - ValidOp abort in presence of 2 touching holes forming an island (#449)
168 - Enable prepared intersects operation for points
169 - Fortify suspicious code found by static analisys tools
170 - Fix for SOLARIS build (#461)
171 - Fix EMPTY result from GEOSOffsetCurve with distance 0 (#454)
172 - Fix Geometry::clone to copy SRID (#464)
173 - Fix for clang builds (#463)
174 - Fix out-of-place builds for python binding (#332) and regress testing
175 - Fix OS X framework cmake build (#385)
181 - CAPI: GEOSBufferWithParams (allows single sided buffers)
182 - CAPI: GEOSOffsetCurve deprecates GEOSSingleSidedBuffer
183 - CAPI: GEOSUnaryUnion deprecates GEOSCascadedUnion
184 - CAPI: GEOSisValidDetail: tell state, reason & location apart. allows
186 - CAPI: GEOSContext_setNoticeHandler_r, GEOSContext_setErrorHandler_r
187 - CAPI: GEOSGeom_createEmptyPoint, GEOSGeom_createEmptyLineString
188 GEOSGeom_createEmptyPolygon, GEOSGeom_createEmptyCollection
189 - CAPI: GEOSGeom_extractUniquePoints
190 - CAPI: GEOSGetGeometryN support for single geometries
191 - CAPI: GEOSPolygonize_full to return all informations computed by
193 - CAPI: GEOSOrientationIndex
194 - CAPI: GEOSSharedPaths to find shared paths and their orientation
196 - CAPI: GEOSRelatePatternMatch
197 - CAPI: GEOSCovers, GEOSCoveredBy (#396)
198 - CAPI: GEOSRelateBoundaryNodeRule (#399)
199 - CAPI: GEOSGeom_getCoordinateDimension() (#311)
200 - CAPI: GEOSWKTWriter_setOutputDimension, GEOSWKTWriter_setOld3D (#292)
201 - PHP: new PHP5 bindings based on CAPI
202 - Semantic C++ API changes:
203 - Geometry inheritance chain changed to introduce Puntal, Lineal
204 and Polygonal classes (virtual inheritance introduced)
205 - Polygonizer::getInvalidRingLines retains ownership of vector elements
206 - Geometry::isWithinDistance method is now const
207 - Polygonizer::getCutEdges returns by const ref
208 - Polygonizer::getDangles returns by const ref
209 - Empty LinearRings are closed by definition
210 - Bug fixes / improvements
211 - Fixed Geometry.distance() and DistanceOp to return 0.0 for empty inputs
212 - Invalid compound geometries reported as valid (#333)
213 - Return up to 15 digits of precision from GEOSisValidReason_t (#329)
214 - CAPI: do not leak contexts when using the non-reentrant interface
215 - Fix duplicated dangles returned by Polygonizer
216 - Fix SnapIfNeededOverlayOp to throw the originating exception
217 - Fixed LineMerger to skip lines with only a single unique coordinate
218 - Fix NodedSegmentString to handle zero-length line segments correctly
220 - Fixed buffer OffsetCurveSetBuilder to handle "flat" rings correctly
221 - Added illegal state check in LineSegment::pointAlongOffset()
222 - Improved performance of RectangleIntersects by always using
223 segment-scanning and refining SegmentIntersectionTester
224 - Reduce memory use in PreparedGeometry predicates (#342)
225 - Fix infinite loop in RobustDeterminant with nan/inf input (#357)
230 - Add Single-sided buffer operation
232 - Drastically improved Buffer speed (20x for a case in testsuite)
233 - Improved EdgeList duplicate edge finding
234 - Added algorithm::distance package
235 - Added algorithm::Angle class
236 - Added algorithm::BoundaryNodeRule class
237 - IsSimpleOp can now return non-simple location coordinate
238 - DistanceOp can now check for 'within distance' predicate
240 - MultiPolygon::getBoundary always return MultiLineString, also
241 when the result is the EMPTY geometry.
242 - Various bug and leak fixes, optimizations
243 - Replace MarkupSTL with tinyXML
247 - PreparedGeometry operations for very fast predicate testing.
252 - Easier builds under MSVC and OpenSolaris
253 - Thread-safe CAPI option
254 - IsValidReason added to CAPI
255 - GEOSPolygonizer_getCutEdges added to CAPI
256 - CascadedUnion operation for fast unions of geometry sets
257 - Numerous bug fixes.
258 http://trac.osgeo.org/geos/query?status=closed&milestone=3.1.0&order=priority
262 These are mostly ABI breaking changes.
263 In few cases the API also changed, but the most external one
264 (the documented one) should be unchanged.
267 - Added geom::BinaryOp class performing a binary operation
268 using different heuristics to reduce probability of robustness
269 issues. Both C-API and XMLTester now use this class for
271 - Added covers() and coveredBy() predicates to Geometry class
272 - Added overlay::overlayOp() adapter class
273 - Added GEOSSimplify() and GEOSTopologyPreserveSimplify()
275 - Added closed ring checks in IsValidOp
276 - Multi-input support in XMLTester
278 - Envelope(string) ctor
280 - New ShortCircuitedGeometryVisitor class
281 - New operation/predicate package
282 - Added CGAlgorithms::isPointInRing() version working with
283 Coordinate::ConstVect type (faster!)
284 - Added getAt(int pos, Coordinate &to) funtion to CoordinateSequence
286 - Moved GetNumGeometries() and GetGeometryN() interfaces
287 from GeometryCollection to Geometry class.
288 - New planarSubgraph class
289 - New ConnectedSubgraphFinder class.
290 - New LineSequencer class
291 - New WKTWriter::toLineString and ::toPoint convenience methods
292 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
293 - New WKTWriter::toLineString and ::toPoint convenience methods
294 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
295 - New Envelope::centre()
296 - New Envelope::intersection(Envelope)
297 - New Envelope::expandBy(distance, [ydistance])
298 - New LineString::reverse()
299 - New MultiLineString::reverse()
300 - New Geometry::buffer(distance, quadSeg, endCapStyle)
301 - New SnapRounding code
302 - New size() and operator[] interfaces to CoordinateSequence
303 - New ScaledNoder class
304 - New unit tests (make check rule)
309 - Coordinate copies reduction
310 - Heap allocations reduction
311 - More classes made final
312 - Better use of standard containers
313 - Use of singletons when appropriate
314 - Removed many function calls in loops' end conditions
315 - Improved XMLTester output and user interface
316 - Improved memory use in geos::geom::util::PolygonExtractor
317 - Ported JTS-1.7 version of ConvexHull with big attention to
318 memory usage optimizations.
319 - Changed CoordinateArrayFilter to reduce memory copies
320 - Changed UniqueCoordinateArrayFilter to reduce memory copies
321 - Added rectangle-based optimizations of intersects() and
323 - Inlined all planarGraphComponent class
324 - More iterators returning methods and inlining in planargraph.
325 - Obsoleted toInternalGeometry/fromInternalGeometry
326 - Improved buffering speed and robustness by using Snap Rounding
330 - SegmentString: getCoordinates() doesn't return a clone
331 anymore, getCoordinatesRO() obsoleted.
332 - JTS packages mapped to geos:: sub-namespaces
333 - Geometry::getInteriorPoint() returns NULL if called
334 against an EMPTY geom
335 - LineString::get{Start,End}Point return NULL for
337 - GEOSException is now derived by std::runtim_exception
338 and thrown by const reference.
339 - Geometry constructors made protected, to force use
340 of a GeometryFactory.
343 - More const-correct signatures
344 - Stronger methods typing (removed some void * args).
345 - Changed index-related funx signatures to use size_t
347 - More const-correctness in Buffer "package"
348 - Bugfix in LineString::getCoordinate() failing to return
349 NULL from getCoordinat() when empty.
350 - Use unsigned int for indexes and sizes.
353 - Namespaces mapping JTS packages
354 - Renamed classes after JTS names (namespaces use made this possible
356 - Splitted headers, for build speedup and possible API reduction.
357 - Moved source/bigtest and source/test to tests/bigtest
359 - Moved C-API in it's own top-level dir capi/
360 - Reworked automake scripts to produce a static lib for each subdir
361 and then link all subsystem's libs togheter
362 - Renamed DefaultCoordinateSequence to CoordinateArraySequence.
363 - Renamed OverlayOp opcodes by prepending the 'op' prefix, and
364 given the enum a name (OpCode) for type-safety.
367 - Fixed bug causing redundant linestrings to be returned in the
368 result of overlaying polygons containing touching holes (#13)
369 - Fixed integer conversion bug
370 - Fixed PointLocator handling of LinearRings
371 - Added missing ::clone() methods for Multi* geoms
373 - (Partial) Detailed list of changes:
374 - Changed SegmentNode to contain a *real* Coordinate (not a pointer)
375 to reduce construction costs.
376 - Changed geomgraph nodeMap to use Coordinate pointers as keys
377 - Envelope destructor made non-virtual to give compiler more static
379 - Changed BufferSubgraph::computeDepths to use a set instead of a
380 vector for checking visited Edges.
381 - Made LineIntersector a concrete type
382 - Node::isIncidentEdgeInResult() method made virtual
383 - Const-correct signatures in LineMerger package
384 - Changed operation/valid/*NestedRingTester classes interface
385 to use Coordinate pointers instead of copies.
386 - Changed EdgeIntersectionList to use a set instead of a vector
387 - Changed DepthSegment to store a real Coordinate rather then a pointer.
388 - Changed SubgraphDepthLocater to store real containers rather then
390 - Changed BufferSubgraph to store a real RightmostEdgeFinder and real
391 containers rather then pointers.
392 - CoordinateSequence API changes:
393 - point index and size related functions
394 use unsigned int rather then int
395 - Changed EdgeEndStar to maintain a single container for EdgeEnds
396 - Changed PlanarGraph::addEdges to take a const vector by ref
397 rathern then a non-const vector by pointer
398 - Changed EdgeList::addAll to take a const vector by ref
399 rather then a non-const vector by pointer
400 - Added apply_rw(CoordinateFilter *) and apply_ro(CoordinateFilter *)
401 const to CoordinateSequence
402 - LineBuilder::lineEdgesList made a real vector, rather then pointer
404 - SegmentString::eiList made a real SegmentNodeList, rather then
405 a pointer (private member)
406 - Removed coordinate copies in ElevationMatrix::elevate
407 - Changed CoordinateFilter interface to have a const method
408 for filter_rw, updated interfaces using this to take
409 const CoordinateFilter (apply_rw).
414 - Added version.in.vc to distribution
418 - Support for MingW builds
419 - Bugfix in Polygonizer chocking on invalid LineString inputs
420 - CAPI: small leak removed in GEOSHasZ()
424 - Performance improvement in OverlayOp::insertUniqueEdge()
425 - CoordinateSequence copy removal in EdgeRing
426 - Minor memory allocation improvements
427 - Higher dimensions interface for CoordinateSequence
428 - Added getCoordinatesRO for Point class
430 - NEW Simplified and stabler C API
434 - Severe BUGFIX in BufferSubgraphGT and other functions used
435 as StrictWeakOrdering predicates for sort()
439 - win32/mingw build support
440 - Segfault fix in LinearRing and LineString constructors
441 - Segfault fix in Polygonizer
442 - XMLTester installed by default
443 - XMLTester code cleanup
444 - Fixed handling of collection input in GeometryFactory::buildGeometry
445 - Added shortcircuit test for Union operation
446 - Reduced useless Coordinate copies in CGAlgorithms::isPointInRing()
447 - Performance improvements in CGAlgorithms::isOnLine()
448 - Other minor performance improvements
449 - New Node::isIncidentEdgeInResult() method
450 - OverlayOp's PointBuilder performance improvement by reduction
451 of LineIntersector calls.
452 - Optimizations in Buffer operation
453 - Sever BUGFIX in DepthSegmentLT as suggested by Graeme Hiebert
457 - Segfault fix in Point::isEmpty
458 - Mem Leak fix in OffsetCurveBuilder::getRingCurve
459 - Bugfix in LineSegment::reverse
460 - Added multipolygon buffering test in source/test/testLeaksBig
461 - Ported JTS robustness patch for RobustLineIntersector
462 - Removed useless Coordinate copies in OverlayOp::mergeZ()
463 - Avoided throws by IsValid on invalid input
464 - Stricter C++ syntax (math.h=>cmath, ieeefp.h in "C" block, ostringstream
466 - Better support for older compilers (Polygonizer::LineStringAdder friendship)
467 - Removed useless Coordinate copies in CGAlgorithms::isOnLine()
468 - Added support for polygonize and parametrized buffer tests in XMLTester
469 - Fixed support for --includedir and --libdir
470 - Fixed Z interpolation in LineIntersector
471 - Handled NULL results from getCentroid() in XMLTester
472 - Segfault fix in (EMPTY)Geometry::getCentroid()
473 - Made polygon::getBoundary() always OGC-valid (no LinearRings)
474 - Input checking and promoting in GeometryFactory::createMultiLineString()
475 - Segfault fix in GeometryEditor::editPolygon()
480 - Fixed uninitialized Coordinate in TopologyException
481 - Added install of version.h, platform.h and timeval.h
482 - Memleak fix in PolygonizeGraph
483 - Memleak fix in OverlayOp
484 - Compiler warnings removal
486 - Z interpolation in overlay operations
487 - Debian package build scripts
492 - Added Polygonizer and LineMerger classes.
493 - python wrapper examples
494 - General cleanup / warnings removal
495 - cleaner win32 / older copilers builds
496 - Reduced heap allocations
497 - debian package builder scripts
498 - reduction of standard C lib headers dependency
499 - Z support in overlay operations.
504 - CoordinateList renamed to CoordinateSequence, BasicCoordinateList
505 renamed to DefaultCoordinateSequence to reflect JTS changes.
506 DefaultCoordinateSequenceFactory and CoordinateSequenceFactory
507 got same interface as JTS.
508 - Added geos/version.h defining versioning infos
509 - Added geos.h for quick inclusion. It will include geos/geom.h,
510 new geos/version.h, geos/util.h geos/io.h and geos/unload.h
511 (geometry input/output, exceptions, operations).
512 - Added a geos::version() function showing GEOS and equivalent
513 JTS versions as strings.
514 - All geometry constructors take ownership of given arguments.
515 GeometryFactory provides pass-by-reference geometry creators
516 to take care of a deep-copy.
517 - GeometryFactory::createMultiPoint(const CoordinateList *)
519 GeometryFactory::createMultiPoint(const CoordinateList &)
520 to reflect copy semantic
521 - GeometryFactory: EMPTY geometry creation do now have their
522 own constructors taking no arguments.
523 - Geometry constructors taking PrecisionModel and SRID have
524 been dropped. You have to use GeometryFactory instead.
525 - WKTWriter default constructor has been dropped. You need
526 to initialize it with an explicit GeometryFactory