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