4 - Important / Breaking Changes:
5 - The PHP binding moved to its own repository:
6 http://git.osgeo.org/gogs/geos/php-geos (#765)
8 - CAPI: GEOSGeom_setPrecision (#713) - PHP: Geometry->setPrecision
9 - CAPI: GEOSGeom_getPrecision
10 - CAPI: GEOSMinimumRotatedRectangle and GEOSMinimumWidth
12 - CAPI: GEOSSTRtree_nearest (#768, Dan Baston)
13 - CAPI: GEOSMinimumClearance and GEOSMinimumClearanceLine
18 - Automatic memory management for GeometryFactory objects
26 - PHP: Geometry->normalize method
27 - GEOS_USE_ONLY_R_API macro support (#695)
28 - PHP: WKBReader->read() & WKBWriter::write() methods (Benjamin Morel)
29 - GEOSClipByRect (#699, Mika Heiskanen, Sandro Santilli)
30 - CAPI: thread-safe message handling API (#663, Pepijn Van Eeckhoudt)
32 - Speed-up intersection and difference between geometries
33 with small bounding box overlap.
34 - CAPI: add MULTILINESTRING support for GEOSisClosed (Benjamin Morel)
36 - Added no-parameter CoordinateSequenceFactory::create method (Sandro Mani)
41 - Bug fixes / improvements
42 - Use a double for PrecisionModel scale, avoiding overflows
43 should fix 32-bit regression failures (#652)
44 - isnan workaround OS detection missing NetBSD, DragonFly, Sun nuance (#650)
45 - Do not distribute platform.h and version.h, but install both (#601)
46 - Non-standard ChangeLog file in 3.4.0 and 3.4.1 releases (#654)
47 - new travis bot (#657)
48 - accept multiple Nan representations (#656)
54 - Bug fixes / improvements
55 - Assertion failure snapping line to points of rectangle
56 smaller than tolerance (#649)
57 - Can't build using cmake with tar ball (#644)
63 - Delaunay Triangulation API (#487, #565, #570, #567)
64 - Interruptibility API (C and C++)
65 - CAPI: GEOSNode (#496) - PHP: Geometry->node
66 - GeometryPrecisionReducer class (#496, #526)
67 - BufferInputLineSimplifier header exposed (#548)
68 - New Centroid class supporting mixed geometry components (#612)
69 - io::Writer::reserve() method
70 - CAPI: GEOSNearestPoints
71 - Add --cclibs, --static-clibs and --static-cclibs to geos-config (#497)
72 - Early bail out of overlay exception if input is invalid
75 - New noding::GeometryNoder class
76 - Added BufferOp::setSingleSided
77 - Signature of most functions taking a Label changed to take it
78 by reference rather than pointer.
79 - Signature of most functions taking an IntersectionMatrix changed
80 to take it by reference rather than pointer.
81 - GraphComponent::label is now a Label value (from a pointer)
82 - NodedSegmentString takes ownership of CoordinateSenuence now
83 - io::Writer's toString() returns by const ref, write() takes a const ref
84 - Unify prototypes of WKTReader and WKBReader constructor (#310)
85 - GeometryCollection::computeEnvelopInternal and
86 GeometryCollection::compareToSameClass are marked virtual (#478)
88 - Bug fixes / improvements
89 - A point interpolated from a line does not always intersect
91 - Port ConvexHull robustness fix from JTS-1.13 (#457)
92 - Improve Overlay robustness by reducing input precision on topology
93 exception and by refusing to accept unnoded output (#459)
94 - Improve Buffer robustness by reducing input precision on topology
96 - Mismatch segment sides in OffsetCurveBuilder (#633 )
97 - Fixed Linear Referencing API to handle MultiLineStrings consistently
98 by always using the lowest possible index value, and by trimming
99 zero-length components from results (#323)
100 - Fixed CMake configuration to set correct SOVERSION (current - age)
101 - Fix EMPTY return from single-point lines and zero-length polygons (#612)
102 - CMakeLists.txt, tools/geos_svn_revision_cmake.h.in: Add
103 geos_svn_revision.h generator to CMake config (#643)
104 - Makefile.vc 'clean' step leaks obj files (#607)
109 - Bug fixes / improvements
110 - Fix OffsetCurve op in presence of duplicated vertices (#602)
111 - Fix LineSegmentVisitor copy ctor (#636)
112 - Fix area boundary return from GEOSPointOnSurface (#623)
113 - Speedup GEOSWKBReader_read (#621)
114 - Fix RobustLineIntersector handling of invalid intersection points (#622)
115 - Reduce likelyhood of invalid output from snap operation (#629, #501)
116 - Reduce memory fragmentation of prepared Polygon/Point intersection op
117 - Fix mingw64 compile (#630)
118 - Fix bug in HotPixel constructor (#635)
119 - Fix install location of linearref headers (#624)
120 - Fix multi-geometry constructor to drop SRID from components (#583)
125 - Bug fixes / improvements
126 - IsValidOp: throw proper error on nested shells (#608)
127 - Fix header guards (#617, #618, #619)
128 - WKTWriter::appendCoordinate optimisation
129 - Fix centroid computation for collections with empty components (#582)
134 - Bug fixes / improvements
135 - Fix abort in RightmostEdgeFinder (#605)
136 - Do not force precision reduction below 6 significant digits
137 while trying to obtain a valid Buffer output (#605)
138 - Fix GEOSPointOnSurface with zero-length linestring (#609)
139 - Fix EMPTY return from zero-area polygon (#613)
140 - Segfault from symdifference (#615)
143 2012-11-15 -- that's Post-GIS day !
145 - Bug fixes / improvements
146 - Add support for testing with phpunit 3.6 (not loosing support for 3.4)
147 - Segfault from intersection (#586, #598, #599)
152 - Bug fixes / improvements
153 - Correctly increment CAPI lib version from 3.3.3 (#558)
154 - Port robustness fix to CentroidArea (#559)
155 - Always return POINT from GEOSGetCentroid, even for EMPTY (#560)
156 - Always return POINT from GEOSPointOnSurface, even for EMPTY (#561)
161 - Bug fixes / improvements
162 - Do not abort on NaN overlay input (#530)
163 - Reduce CommonBitsRemover harmful effects during overlay op (#527)
164 - Better cross-compiler support (#534)
165 - Enable overlay ops short-circuits (#542)
166 - Envelope-based short-circuit for symDifference (#543)
167 - Fix support for PHP 5.4 (#513)
168 - Fix TopologyPreservingSimplifier invalid output on closed line (#508)
169 - Reduce calls to ptNotInList, greatly speeding up Polygonizer (#545)
174 - Bug fixes / improvements
175 - Fix simplification of collections with empty items (#519)
176 - Fix MSVC compilation of ambiguous log() call (#506)
177 - Fix CMake issues with std:: namespace detection (#493)
182 - Bug fixes / improvements
183 - Fix CMAKE_CXX_FLAGS overriding -std=gnu++0x (#489)
184 - Missing versions update in CMake configuration (#490)
185 - Fix noding of self-intersecting lines through UnaryUnion (#482)
186 - Fix handling of collapsed edges skipping in BufferOp (#494)
187 - Print up to 18 digits of precision for TopologyException points
188 - Fix noding with reduced precision in Buffer operation (#473)
189 - Fix HotPixel original point invalidation (#498)
190 - Fix CascadedPolygonUnion to discard non-polygonal components (#499)
191 - Improve buffer robustness by reverting to non-snaprounding noder (#495)
192 - Fix C++11 build by avoiding std::pair<auto_ptr> (#491)
193 - Add --clibs to geos-config and GEOS_C_LIBS to geos.m4 (#497)
194 - Apply shoelace formula for area calculation (#485)
195 - Fix default initialization issue for clang (#500)
196 - Improve overlay robustness by fixing areal validity on snapping (#488)
201 - Bug fixes / improvements
202 - Fix memory leak on invalid geometry in InteriorPointArea (#475)
203 - ValidOp abort in presence of 2 touching holes forming an island (#449)
204 - Enable prepared intersects operation for points
205 - Fortify suspicious code found by static analisys tools
206 - Fix for SOLARIS build (#461)
207 - Fix EMPTY result from GEOSOffsetCurve with distance 0 (#454)
208 - Fix Geometry::clone to copy SRID (#464)
209 - Fix for clang builds (#463)
210 - Fix out-of-place builds for python binding (#332) and regress testing
211 - Fix OS X framework cmake build (#385)
217 - CAPI: GEOSBufferWithParams (allows single sided buffers)
218 - CAPI: GEOSOffsetCurve deprecates GEOSSingleSidedBuffer
219 - CAPI: GEOSUnaryUnion deprecates GEOSCascadedUnion
220 - CAPI: GEOSisValidDetail: tell state, reason & location apart. allows
222 - CAPI: GEOSContext_setNoticeHandler_r, GEOSContext_setErrorHandler_r
223 - CAPI: GEOSGeom_createEmptyPoint, GEOSGeom_createEmptyLineString
224 GEOSGeom_createEmptyPolygon, GEOSGeom_createEmptyCollection
225 - CAPI: GEOSGeom_extractUniquePoints
226 - CAPI: GEOSGetGeometryN support for single geometries
227 - CAPI: GEOSPolygonize_full to return all informations computed by
229 - CAPI: GEOSOrientationIndex
230 - CAPI: GEOSSharedPaths to find shared paths and their orientation
232 - CAPI: GEOSRelatePatternMatch
233 - CAPI: GEOSCovers, GEOSCoveredBy (#396)
234 - CAPI: GEOSRelateBoundaryNodeRule (#399)
235 - CAPI: GEOSGeom_getCoordinateDimension() (#311)
236 - CAPI: GEOSWKTWriter_setOutputDimension, GEOSWKTWriter_setOld3D (#292)
237 - PHP: new PHP5 bindings based on CAPI
238 - Semantic C++ API changes:
239 - Geometry inheritance chain changed to introduce Puntal, Lineal
240 and Polygonal classes (virtual inheritance introduced)
241 - Polygonizer::getInvalidRingLines retains ownership of vector elements
242 - Geometry::isWithinDistance method is now const
243 - Polygonizer::getCutEdges returns by const ref
244 - Polygonizer::getDangles returns by const ref
245 - Empty LinearRings are closed by definition
246 - Bug fixes / improvements
247 - Fixed Geometry.distance() and DistanceOp to return 0.0 for empty inputs
248 - Invalid compound geometries reported as valid (#333)
249 - Return up to 15 digits of precision from GEOSisValidReason_t (#329)
250 - CAPI: do not leak contexts when using the non-reentrant interface
251 - Fix duplicated dangles returned by Polygonizer
252 - Fix SnapIfNeededOverlayOp to throw the originating exception
253 - Fixed LineMerger to skip lines with only a single unique coordinate
254 - Fix NodedSegmentString to handle zero-length line segments correctly
256 - Fixed buffer OffsetCurveSetBuilder to handle "flat" rings correctly
257 - Added illegal state check in LineSegment::pointAlongOffset()
258 - Improved performance of RectangleIntersects by always using
259 segment-scanning and refining SegmentIntersectionTester
260 - Reduce memory use in PreparedGeometry predicates (#342)
261 - Fix infinite loop in RobustDeterminant with nan/inf input (#357)
266 - Add Single-sided buffer operation
268 - Drastically improved Buffer speed (20x for a case in testsuite)
269 - Improved EdgeList duplicate edge finding
270 - Added algorithm::distance package
271 - Added algorithm::Angle class
272 - Added algorithm::BoundaryNodeRule class
273 - IsSimpleOp can now return non-simple location coordinate
274 - DistanceOp can now check for 'within distance' predicate
276 - MultiPolygon::getBoundary always return MultiLineString, also
277 when the result is the EMPTY geometry.
278 - Various bug and leak fixes, optimizations
279 - Replace MarkupSTL with tinyXML
283 - PreparedGeometry operations for very fast predicate testing.
288 - Easier builds under MSVC and OpenSolaris
289 - Thread-safe CAPI option
290 - IsValidReason added to CAPI
291 - GEOSPolygonizer_getCutEdges added to CAPI
292 - CascadedUnion operation for fast unions of geometry sets
293 - Numerous bug fixes.
294 http://trac.osgeo.org/geos/query?status=closed&milestone=3.1.0&order=priority
298 These are mostly ABI breaking changes.
299 In few cases the API also changed, but the most external one
300 (the documented one) should be unchanged.
303 - Added geom::BinaryOp class performing a binary operation
304 using different heuristics to reduce probability of robustness
305 issues. Both C-API and XMLTester now use this class for
307 - Added covers() and coveredBy() predicates to Geometry class
308 - Added overlay::overlayOp() adapter class
309 - Added GEOSSimplify() and GEOSTopologyPreserveSimplify()
311 - Added closed ring checks in IsValidOp
312 - Multi-input support in XMLTester
314 - Envelope(string) ctor
316 - New ShortCircuitedGeometryVisitor class
317 - New operation/predicate package
318 - Added CGAlgorithms::isPointInRing() version working with
319 Coordinate::ConstVect type (faster!)
320 - Added getAt(int pos, Coordinate &to) funtion to CoordinateSequence
322 - Moved GetNumGeometries() and GetGeometryN() interfaces
323 from GeometryCollection to Geometry class.
324 - New planarSubgraph class
325 - New ConnectedSubgraphFinder class.
326 - New LineSequencer class
327 - New WKTWriter::toLineString and ::toPoint convenience methods
328 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
329 - New WKTWriter::toLineString and ::toPoint convenience methods
330 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
331 - New Envelope::centre()
332 - New Envelope::intersection(Envelope)
333 - New Envelope::expandBy(distance, [ydistance])
334 - New LineString::reverse()
335 - New MultiLineString::reverse()
336 - New Geometry::buffer(distance, quadSeg, endCapStyle)
337 - New SnapRounding code
338 - New size() and operator[] interfaces to CoordinateSequence
339 - New ScaledNoder class
340 - New unit tests (make check rule)
345 - Coordinate copies reduction
346 - Heap allocations reduction
347 - More classes made final
348 - Better use of standard containers
349 - Use of singletons when appropriate
350 - Removed many function calls in loops' end conditions
351 - Improved XMLTester output and user interface
352 - Improved memory use in geos::geom::util::PolygonExtractor
353 - Ported JTS-1.7 version of ConvexHull with big attention to
354 memory usage optimizations.
355 - Changed CoordinateArrayFilter to reduce memory copies
356 - Changed UniqueCoordinateArrayFilter to reduce memory copies
357 - Added rectangle-based optimizations of intersects() and
359 - Inlined all planarGraphComponent class
360 - More iterators returning methods and inlining in planargraph.
361 - Obsoleted toInternalGeometry/fromInternalGeometry
362 - Improved buffering speed and robustness by using Snap Rounding
366 - SegmentString: getCoordinates() doesn't return a clone
367 anymore, getCoordinatesRO() obsoleted.
368 - JTS packages mapped to geos:: sub-namespaces
369 - Geometry::getInteriorPoint() returns NULL if called
370 against an EMPTY geom
371 - LineString::get{Start,End}Point return NULL for
373 - GEOSException is now derived by std::runtim_exception
374 and thrown by const reference.
375 - Geometry constructors made protected, to force use
376 of a GeometryFactory.
379 - More const-correct signatures
380 - Stronger methods typing (removed some void * args).
381 - Changed index-related funx signatures to use size_t
383 - More const-correctness in Buffer "package"
384 - Bugfix in LineString::getCoordinate() failing to return
385 NULL from getCoordinat() when empty.
386 - Use unsigned int for indexes and sizes.
389 - Namespaces mapping JTS packages
390 - Renamed classes after JTS names (namespaces use made this possible
392 - Splitted headers, for build speedup and possible API reduction.
393 - Moved source/bigtest and source/test to tests/bigtest
395 - Moved C-API in it's own top-level dir capi/
396 - Reworked automake scripts to produce a static lib for each subdir
397 and then link all subsystem's libs togheter
398 - Renamed DefaultCoordinateSequence to CoordinateArraySequence.
399 - Renamed OverlayOp opcodes by prepending the 'op' prefix, and
400 given the enum a name (OpCode) for type-safety.
403 - Fixed bug causing redundant linestrings to be returned in the
404 result of overlaying polygons containing touching holes (#13)
405 - Fixed integer conversion bug
406 - Fixed PointLocator handling of LinearRings
407 - Added missing ::clone() methods for Multi* geoms
409 - (Partial) Detailed list of changes:
410 - Changed SegmentNode to contain a *real* Coordinate (not a pointer)
411 to reduce construction costs.
412 - Changed geomgraph nodeMap to use Coordinate pointers as keys
413 - Envelope destructor made non-virtual to give compiler more static
415 - Changed BufferSubgraph::computeDepths to use a set instead of a
416 vector for checking visited Edges.
417 - Made LineIntersector a concrete type
418 - Node::isIncidentEdgeInResult() method made virtual
419 - Const-correct signatures in LineMerger package
420 - Changed operation/valid/*NestedRingTester classes interface
421 to use Coordinate pointers instead of copies.
422 - Changed EdgeIntersectionList to use a set instead of a vector
423 - Changed DepthSegment to store a real Coordinate rather then a pointer.
424 - Changed SubgraphDepthLocater to store real containers rather then
426 - Changed BufferSubgraph to store a real RightmostEdgeFinder and real
427 containers rather then pointers.
428 - CoordinateSequence API changes:
429 - point index and size related functions
430 use unsigned int rather then int
431 - Changed EdgeEndStar to maintain a single container for EdgeEnds
432 - Changed PlanarGraph::addEdges to take a const vector by ref
433 rathern then a non-const vector by pointer
434 - Changed EdgeList::addAll to take a const vector by ref
435 rather then a non-const vector by pointer
436 - Added apply_rw(CoordinateFilter *) and apply_ro(CoordinateFilter *)
437 const to CoordinateSequence
438 - LineBuilder::lineEdgesList made a real vector, rather then pointer
440 - SegmentString::eiList made a real SegmentNodeList, rather then
441 a pointer (private member)
442 - Removed coordinate copies in ElevationMatrix::elevate
443 - Changed CoordinateFilter interface to have a const method
444 for filter_rw, updated interfaces using this to take
445 const CoordinateFilter (apply_rw).
450 - Added version.in.vc to distribution
454 - Support for MingW builds
455 - Bugfix in Polygonizer chocking on invalid LineString inputs
456 - CAPI: small leak removed in GEOSHasZ()
460 - Performance improvement in OverlayOp::insertUniqueEdge()
461 - CoordinateSequence copy removal in EdgeRing
462 - Minor memory allocation improvements
463 - Higher dimensions interface for CoordinateSequence
464 - Added getCoordinatesRO for Point class
466 - NEW Simplified and stabler C API
470 - Severe BUGFIX in BufferSubgraphGT and other functions used
471 as StrictWeakOrdering predicates for sort()
475 - win32/mingw build support
476 - Segfault fix in LinearRing and LineString constructors
477 - Segfault fix in Polygonizer
478 - XMLTester installed by default
479 - XMLTester code cleanup
480 - Fixed handling of collection input in GeometryFactory::buildGeometry
481 - Added shortcircuit test for Union operation
482 - Reduced useless Coordinate copies in CGAlgorithms::isPointInRing()
483 - Performance improvements in CGAlgorithms::isOnLine()
484 - Other minor performance improvements
485 - New Node::isIncidentEdgeInResult() method
486 - OverlayOp's PointBuilder performance improvement by reduction
487 of LineIntersector calls.
488 - Optimizations in Buffer operation
489 - Sever BUGFIX in DepthSegmentLT as suggested by Graeme Hiebert
493 - Segfault fix in Point::isEmpty
494 - Mem Leak fix in OffsetCurveBuilder::getRingCurve
495 - Bugfix in LineSegment::reverse
496 - Added multipolygon buffering test in source/test/testLeaksBig
497 - Ported JTS robustness patch for RobustLineIntersector
498 - Removed useless Coordinate copies in OverlayOp::mergeZ()
499 - Avoided throws by IsValid on invalid input
500 - Stricter C++ syntax (math.h=>cmath, ieeefp.h in "C" block, ostringstream
502 - Better support for older compilers (Polygonizer::LineStringAdder friendship)
503 - Removed useless Coordinate copies in CGAlgorithms::isOnLine()
504 - Added support for polygonize and parametrized buffer tests in XMLTester
505 - Fixed support for --includedir and --libdir
506 - Fixed Z interpolation in LineIntersector
507 - Handled NULL results from getCentroid() in XMLTester
508 - Segfault fix in (EMPTY)Geometry::getCentroid()
509 - Made polygon::getBoundary() always OGC-valid (no LinearRings)
510 - Input checking and promoting in GeometryFactory::createMultiLineString()
511 - Segfault fix in GeometryEditor::editPolygon()
516 - Fixed uninitialized Coordinate in TopologyException
517 - Added install of version.h, platform.h and timeval.h
518 - Memleak fix in PolygonizeGraph
519 - Memleak fix in OverlayOp
520 - Compiler warnings removal
522 - Z interpolation in overlay operations
523 - Debian package build scripts
528 - Added Polygonizer and LineMerger classes.
529 - python wrapper examples
530 - General cleanup / warnings removal
531 - cleaner win32 / older copilers builds
532 - Reduced heap allocations
533 - debian package builder scripts
534 - reduction of standard C lib headers dependency
535 - Z support in overlay operations.
540 - CoordinateList renamed to CoordinateSequence, BasicCoordinateList
541 renamed to DefaultCoordinateSequence to reflect JTS changes.
542 DefaultCoordinateSequenceFactory and CoordinateSequenceFactory
543 got same interface as JTS.
544 - Added geos/version.h defining versioning infos
545 - Added geos.h for quick inclusion. It will include geos/geom.h,
546 new geos/version.h, geos/util.h geos/io.h and geos/unload.h
547 (geometry input/output, exceptions, operations).
548 - Added a geos::version() function showing GEOS and equivalent
549 JTS versions as strings.
550 - All geometry constructors take ownership of given arguments.
551 GeometryFactory provides pass-by-reference geometry creators
552 to take care of a deep-copy.
553 - GeometryFactory::createMultiPoint(const CoordinateList *)
555 GeometryFactory::createMultiPoint(const CoordinateList &)
556 to reflect copy semantic
557 - GeometryFactory: EMPTY geometry creation do now have their
558 own constructors taking no arguments.
559 - Geometry constructors taking PrecisionModel and SRID have
560 been dropped. You have to use GeometryFactory instead.
561 - WKTWriter default constructor has been dropped. You need
562 to initialize it with an explicit GeometryFactory