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