4 - Bug fixes / improvements
5 - ValidOp abort in presence of 2 touching holes forming an island (#449)
6 - Enable prepared intersects operation for points
7 - Fortify suspicious code found by static analisys tools
8 - Fix for SOLARIS build
9 - Fix EMPTY result from GEOSOffsetCurve with distance 0 (#454)
15 - CAPI: GEOSBufferWithParams (allows single sided buffers)
16 - CAPI: GEOSOffsetCurve deprecates GEOSSingleSidedBuffer
17 - CAPI: GEOSUnaryUnion deprecates GEOSCascadedUnion
18 - CAPI: GEOSisValidDetail: tell state, reason & location apart. allows
20 - CAPI: GEOSContext_setNoticeHandler_r, GEOSContext_setErrorHandler_r
21 - CAPI: GEOSGeom_createEmptyPoint, GEOSGeom_createEmptyLineString
22 GEOSGeom_createEmptyPolygon, GEOSGeom_createEmptyCollection
23 - CAPI: GEOSGeom_extractUniquePoints
24 - CAPI: GEOSGetGeometryN support for single geometries
25 - CAPI: GEOSPolygonize_full to return all informations computed by
27 - CAPI: GEOSOrientationIndex
28 - CAPI: GEOSSharedPaths to find shared paths and their orientation
30 - CAPI: GEOSRelatePatternMatch
31 - CAPI: GEOSCovers, GEOSCoveredBy (#396)
32 - CAPI: GEOSRelateBoundaryNodeRule (#399)
33 - PHP: new PHP5 bindings based on CAPI
34 - Semantic C++ API changes:
35 - Geometry inheritance chain changed to introduce Puntal, Lineal
36 and Polygonal classes (virtual inheritance introduced)
37 - Polygonizer::getInvalidRingLines retains ownership of vector elements
38 - Geometry::isWithinDistance method is now const
39 - Polygonizer::getCutEdges returns by const ref
40 - Polygonizer::getDangles returns by const ref
41 - Empty LinearRings are closed by definition
42 - Bug fixes / improvements
43 - Fixed Geometry.distance() and DistanceOp to return 0.0 for empty inputs
44 - Invalid compound geometries reported as valid (#333)
45 - Return up to 15 digits of precision from GEOSisValidReason_t (#329)
46 - CAPI: do not leak contexts when using the non-reentrant interface
47 - Fix duplicated dangles returned by Polygonizer
48 - Fix SnapIfNeededOverlayOp to throw the originating exception
49 - Fixed LineMerger to skip lines with only a single unique coordinate
50 - Fix NodedSegmentString to handle zero-length line segments correctly
52 - Fixed buffer OffsetCurveSetBuilder to handle "flat" rings correctly
53 - Added illegal state check in LineSegment::pointAlongOffset()
54 - Improved performance of RectangleIntersects by always using
55 segment-scanning and refining SegmentIntersectionTester
56 - Reduce memory use in PreparedGeometry predicates (#342)
57 - Fix infinite loop in RobustDeterminant with nan/inf input (#357)
62 - Add Single-sided buffer operation
64 - Drastically improved Buffer speed (20x for a case in testsuite)
65 - Improved EdgeList duplicate edge finding
66 - Added algorithm::distance package
67 - Added algorithm::Angle class
68 - Added algorithm::BoundaryNodeRule class
69 - IsSimpleOp can now return non-simple location coordinate
70 - DistanceOp can now check for 'within distance' predicate
72 - MultiPolygon::getBoundary always return MultiLineString, also
73 when the result is the EMPTY geometry.
74 - Various bug and leak fixes, optimizations
75 - Replace MarkupSTL with tinyXML
79 - PreparedGeometry operations for very fast predicate testing.
84 - Easier builds under MSVC and OpenSolaris
85 - Thread-safe CAPI option
86 - IsValidReason added to CAPI
87 - GEOSPolygonizer_getCutEdges added to CAPI
88 - CascadedUnion operation for fast unions of geometry sets
90 http://trac.osgeo.org/geos/query?status=closed&milestone=3.1.0&order=priority
94 These are mostly ABI breaking changes.
95 In few cases the API also changed, but the most external one
96 (the documented one) should be unchanged.
99 - Added geom::BinaryOp class performing a binary operation
100 using different heuristics to reduce probability of robustness
101 issues. Both C-API and XMLTester now use this class for
103 - Added covers() and coveredBy() predicates to Geometry class
104 - Added overlay::overlayOp() adapter class
105 - Added GEOSSimplify() and GEOSTopologyPreserveSimplify()
107 - Added closed ring checks in IsValidOp
108 - Multi-input support in XMLTester
110 - Envelope(string) ctor
112 - New ShortCircuitedGeometryVisitor class
113 - New operation/predicate package
114 - Added CGAlgorithms::isPointInRing() version working with
115 Coordinate::ConstVect type (faster!)
116 - Added getAt(int pos, Coordinate &to) funtion to CoordinateSequence
118 - Moved GetNumGeometries() and GetGeometryN() interfaces
119 from GeometryCollection to Geometry class.
120 - New planarSubgraph class
121 - New ConnectedSubgraphFinder class.
122 - New LineSequencer class
123 - New WKTWriter::toLineString and ::toPoint convenience methods
124 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
125 - New WKTWriter::toLineString and ::toPoint convenience methods
126 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
127 - New Envelope::centre()
128 - New Envelope::intersection(Envelope)
129 - New Envelope::expandBy(distance, [ydistance])
130 - New LineString::reverse()
131 - New MultiLineString::reverse()
132 - New Geometry::buffer(distance, quadSeg, endCapStyle)
133 - New SnapRounding code
134 - New size() and operator[] interfaces to CoordinateSequence
135 - New ScaledNoder class
136 - New unit tests (make check rule)
141 - Coordinate copies reduction
142 - Heap allocations reduction
143 - More classes made final
144 - Better use of standard containers
145 - Use of singletons when appropriate
146 - Removed many function calls in loops' end conditions
147 - Improved XMLTester output and user interface
148 - Improved memory use in geos::geom::util::PolygonExtractor
149 - Ported JTS-1.7 version of ConvexHull with big attention to
150 memory usage optimizations.
151 - Changed CoordinateArrayFilter to reduce memory copies
152 - Changed UniqueCoordinateArrayFilter to reduce memory copies
153 - Added rectangle-based optimizations of intersects() and
155 - Inlined all planarGraphComponent class
156 - More iterators returning methods and inlining in planargraph.
157 - Obsoleted toInternalGeometry/fromInternalGeometry
158 - Improved buffering speed and robustness by using Snap Rounding
162 - SegmentString: getCoordinates() doesn't return a clone
163 anymore, getCoordinatesRO() obsoleted.
164 - JTS packages mapped to geos:: sub-namespaces
165 - Geometry::getInteriorPoint() returns NULL if called
166 against an EMPTY geom
167 - LineString::get{Start,End}Point return NULL for
169 - GEOSException is now derived by std::runtim_exception
170 and thrown by const reference.
171 - Geometry constructors made protected, to force use
172 of a GeometryFactory.
175 - More const-correct signatures
176 - Stronger methods typing (removed some void * args).
177 - Changed index-related funx signatures to use size_t
179 - More const-correctness in Buffer "package"
180 - Bugfix in LineString::getCoordinate() failing to return
181 NULL from getCoordinat() when empty.
182 - Use unsigned int for indexes and sizes.
185 - Namespaces mapping JTS packages
186 - Renamed classes after JTS names (namespaces use made this possible
188 - Splitted headers, for build speedup and possible API reduction.
189 - Moved source/bigtest and source/test to tests/bigtest
191 - Moved C-API in it's own top-level dir capi/
192 - Reworked automake scripts to produce a static lib for each subdir
193 and then link all subsystem's libs togheter
194 - Renamed DefaultCoordinateSequence to CoordinateArraySequence.
195 - Renamed OverlayOp opcodes by prepending the 'op' prefix, and
196 given the enum a name (OpCode) for type-safety.
199 - Fixed bug causing redundant linestrings to be returned in the
200 result of overlaying polygons containing touching holes (#13)
201 - Fixed integer conversion bug
202 - Fixed PointLocator handling of LinearRings
203 - Added missing ::clone() methods for Multi* geoms
205 - (Partial) Detailed list of changes:
206 - Changed SegmentNode to contain a *real* Coordinate (not a pointer)
207 to reduce construction costs.
208 - Changed geomgraph nodeMap to use Coordinate pointers as keys
209 - Envelope destructor made non-virtual to give compiler more static
211 - Changed BufferSubgraph::computeDepths to use a set instead of a
212 vector for checking visited Edges.
213 - Made LineIntersector a concrete type
214 - Node::isIncidentEdgeInResult() method made virtual
215 - Const-correct signatures in LineMerger package
216 - Changed operation/valid/*NestedRingTester classes interface
217 to use Coordinate pointers instead of copies.
218 - Changed EdgeIntersectionList to use a set instead of a vector
219 - Changed DepthSegment to store a real Coordinate rather then a pointer.
220 - Changed SubgraphDepthLocater to store real containers rather then
222 - Changed BufferSubgraph to store a real RightmostEdgeFinder and real
223 containers rather then pointers.
224 - CoordinateSequence API changes:
225 - point index and size related functions
226 use unsigned int rather then int
227 - Changed EdgeEndStar to maintain a single container for EdgeEnds
228 - Changed PlanarGraph::addEdges to take a const vector by ref
229 rathern then a non-const vector by pointer
230 - Changed EdgeList::addAll to take a const vector by ref
231 rather then a non-const vector by pointer
232 - Added apply_rw(CoordinateFilter *) and apply_ro(CoordinateFilter *)
233 const to CoordinateSequence
234 - LineBuilder::lineEdgesList made a real vector, rather then pointer
236 - SegmentString::eiList made a real SegmentNodeList, rather then
237 a pointer (private member)
238 - Removed coordinate copies in ElevationMatrix::elevate
239 - Changed CoordinateFilter interface to have a const method
240 for filter_rw, updated interfaces using this to take
241 const CoordinateFilter (apply_rw).
246 - Added version.in.vc to distribution
250 - Support for MingW builds
251 - Bugfix in Polygonizer chocking on invalid LineString inputs
252 - CAPI: small leak removed in GEOSHasZ()
256 - Performance improvement in OverlayOp::insertUniqueEdge()
257 - CoordinateSequence copy removal in EdgeRing
258 - Minor memory allocation improvements
259 - Higher dimensions interface for CoordinateSequence
260 - Added getCoordinatesRO for Point class
262 - NEW Simplified and stabler C API
266 - Severe BUGFIX in BufferSubgraphGT and other functions used
267 as StrictWeakOrdering predicates for sort()
271 - win32/mingw build support
272 - Segfault fix in LinearRing and LineString constructors
273 - Segfault fix in Polygonizer
274 - XMLTester installed by default
275 - XMLTester code cleanup
276 - Fixed handling of collection input in GeometryFactory::buildGeometry
277 - Added shortcircuit test for Union operation
278 - Reduced useless Coordinate copies in CGAlgorithms::isPointInRing()
279 - Performance improvements in CGAlgorithms::isOnLine()
280 - Other minor performance improvements
281 - New Node::isIncidentEdgeInResult() method
282 - OverlayOp's PointBuilder performance improvement by reduction
283 of LineIntersector calls.
284 - Optimizations in Buffer operation
285 - Sever BUGFIX in DepthSegmentLT as suggested by Graeme Hiebert
289 - Segfault fix in Point::isEmpty
290 - Mem Leak fix in OffsetCurveBuilder::getRingCurve
291 - Bugfix in LineSegment::reverse
292 - Added multipolygon buffering test in source/test/testLeaksBig
293 - Ported JTS robustness patch for RobustLineIntersector
294 - Removed useless Coordinate copies in OverlayOp::mergeZ()
295 - Avoided throws by IsValid on invalid input
296 - Stricter C++ syntax (math.h=>cmath, ieeefp.h in "C" block, ostringstream
298 - Better support for older compilers (Polygonizer::LineStringAdder friendship)
299 - Removed useless Coordinate copies in CGAlgorithms::isOnLine()
300 - Added support for polygonize and parametrized buffer tests in XMLTester
301 - Fixed support for --includedir and --libdir
302 - Fixed Z interpolation in LineIntersector
303 - Handled NULL results from getCentroid() in XMLTester
304 - Segfault fix in (EMPTY)Geometry::getCentroid()
305 - Made polygon::getBoundary() always OGC-valid (no LinearRings)
306 - Input checking and promoting in GeometryFactory::createMultiLineString()
307 - Segfault fix in GeometryEditor::editPolygon()
312 - Fixed uninitialized Coordinate in TopologyException
313 - Added install of version.h, platform.h and timeval.h
314 - Memleak fix in PolygonizeGraph
315 - Memleak fix in OverlayOp
316 - Compiler warnings removal
318 - Z interpolation in overlay operations
319 - Debian package build scripts
324 - Added Polygonizer and LineMerger classes.
325 - python wrapper examples
326 - General cleanup / warnings removal
327 - cleaner win32 / older copilers builds
328 - Reduced heap allocations
329 - debian package builder scripts
330 - reduction of standard C lib headers dependency
331 - Z support in overlay operations.
336 - CoordinateList renamed to CoordinateSequence, BasicCoordinateList
337 renamed to DefaultCoordinateSequence to reflect JTS changes.
338 DefaultCoordinateSequenceFactory and CoordinateSequenceFactory
339 got same interface as JTS.
340 - Added geos/version.h defining versioning infos
341 - Added geos.h for quick inclusion. It will include geos/geom.h,
342 new geos/version.h, geos/util.h geos/io.h and geos/unload.h
343 (geometry input/output, exceptions, operations).
344 - Added a geos::version() function showing GEOS and equivalent
345 JTS versions as strings.
346 - All geometry constructors take ownership of given arguments.
347 GeometryFactory provides pass-by-reference geometry creators
348 to take care of a deep-copy.
349 - GeometryFactory::createMultiPoint(const CoordinateList *)
351 GeometryFactory::createMultiPoint(const CoordinateList &)
352 to reflect copy semantic
353 - GeometryFactory: EMPTY geometry creation do now have their
354 own constructors taking no arguments.
355 - Geometry constructors taking PrecisionModel and SRID have
356 been dropped. You have to use GeometryFactory instead.
357 - WKTWriter default constructor has been dropped. You need
358 to initialize it with an explicit GeometryFactory