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
50 - Add Single-sided buffer operation
52 - Drastically improved Buffer speed (20x for a case in testsuite)
53 - Improved EdgeList duplicate edge finding
54 - Added algorithm::distance package
55 - Added algorithm::Angle class
56 - Added algorithm::BoundaryNodeRule class
57 - IsSimpleOp can now return non-simple location coordinate
58 - DistanceOp can now check for 'within distance' predicate
60 - MultiPolygon::getBoundary always return MultiLineString, also
61 when the result is the EMPTY geometry.
62 - Various bug and leak fixes, optimizations
63 - Replace MarkupSTL with tinyXML
67 - PreparedGeometry operations for very fast predicate testing.
72 - Easier builds under MSVC and OpenSolaris
73 - Thread-safe CAPI option
74 - IsValidReason added to CAPI
75 - GEOSPolygonizer_getCutEdges added to CAPI
76 - CascadedUnion operation for fast unions of geometry sets
78 http://trac.osgeo.org/geos/query?status=closed&milestone=3.1.0&order=priority
82 These are mostly ABI breaking changes.
83 In few cases the API also changed, but the most external one
84 (the documented one) should be unchanged.
87 - Added geom::BinaryOp class performing a binary operation
88 using different heuristics to reduce probability of robustness
89 issues. Both C-API and XMLTester now use this class for
91 - Added covers() and coveredBy() predicates to Geometry class
92 - Added overlay::overlayOp() adapter class
93 - Added GEOSSimplify() and GEOSTopologyPreserveSimplify()
95 - Added closed ring checks in IsValidOp
96 - Multi-input support in XMLTester
98 - Envelope(string) ctor
100 - New ShortCircuitedGeometryVisitor class
101 - New operation/predicate package
102 - Added CGAlgorithms::isPointInRing() version working with
103 Coordinate::ConstVect type (faster!)
104 - Added getAt(int pos, Coordinate &to) funtion to CoordinateSequence
106 - Moved GetNumGeometries() and GetGeometryN() interfaces
107 from GeometryCollection to Geometry class.
108 - New planarSubgraph class
109 - New ConnectedSubgraphFinder class.
110 - New LineSequencer class
111 - New WKTWriter::toLineString and ::toPoint convenience methods
112 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
113 - New WKTWriter::toLineString and ::toPoint convenience methods
114 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
115 - New Envelope::centre()
116 - New Envelope::intersection(Envelope)
117 - New Envelope::expandBy(distance, [ydistance])
118 - New LineString::reverse()
119 - New MultiLineString::reverse()
120 - New Geometry::buffer(distance, quadSeg, endCapStyle)
121 - New SnapRounding code
122 - New size() and operator[] interfaces to CoordinateSequence
123 - New ScaledNoder class
124 - New unit tests (make check rule)
129 - Coordinate copies reduction
130 - Heap allocations reduction
131 - More classes made final
132 - Better use of standard containers
133 - Use of singletons when appropriate
134 - Removed many function calls in loops' end conditions
135 - Improved XMLTester output and user interface
136 - Improved memory use in geos::geom::util::PolygonExtractor
137 - Ported JTS-1.7 version of ConvexHull with big attention to
138 memory usage optimizations.
139 - Changed CoordinateArrayFilter to reduce memory copies
140 - Changed UniqueCoordinateArrayFilter to reduce memory copies
141 - Added rectangle-based optimizations of intersects() and
143 - Inlined all planarGraphComponent class
144 - More iterators returning methods and inlining in planargraph.
145 - Obsoleted toInternalGeometry/fromInternalGeometry
146 - Improved buffering speed and robustness by using Snap Rounding
150 - SegmentString: getCoordinates() doesn't return a clone
151 anymore, getCoordinatesRO() obsoleted.
152 - JTS packages mapped to geos:: sub-namespaces
153 - Geometry::getInteriorPoint() returns NULL if called
154 against an EMPTY geom
155 - LineString::get{Start,End}Point return NULL for
157 - GEOSException is now derived by std::runtim_exception
158 and thrown by const reference.
159 - Geometry constructors made protected, to force use
160 of a GeometryFactory.
163 - More const-correct signatures
164 - Stronger methods typing (removed some void * args).
165 - Changed index-related funx signatures to use size_t
167 - More const-correctness in Buffer "package"
168 - Bugfix in LineString::getCoordinate() failing to return
169 NULL from getCoordinat() when empty.
170 - Use unsigned int for indexes and sizes.
173 - Namespaces mapping JTS packages
174 - Renamed classes after JTS names (namespaces use made this possible
176 - Splitted headers, for build speedup and possible API reduction.
177 - Moved source/bigtest and source/test to tests/bigtest
179 - Moved C-API in it's own top-level dir capi/
180 - Reworked automake scripts to produce a static lib for each subdir
181 and then link all subsystem's libs togheter
182 - Renamed DefaultCoordinateSequence to CoordinateArraySequence.
183 - Renamed OverlayOp opcodes by prepending the 'op' prefix, and
184 given the enum a name (OpCode) for type-safety.
187 - Fixed bug causing redundant linestrings to be returned in the
188 result of overlaying polygons containing touching holes (#13)
189 - Fixed integer conversion bug
190 - Fixed PointLocator handling of LinearRings
191 - Added missing ::clone() methods for Multi* geoms
193 - (Partial) Detailed list of changes:
194 - Changed SegmentNode to contain a *real* Coordinate (not a pointer)
195 to reduce construction costs.
196 - Changed geomgraph nodeMap to use Coordinate pointers as keys
197 - Envelope destructor made non-virtual to give compiler more static
199 - Changed BufferSubgraph::computeDepths to use a set instead of a
200 vector for checking visited Edges.
201 - Made LineIntersector a concrete type
202 - Node::isIncidentEdgeInResult() method made virtual
203 - Const-correct signatures in LineMerger package
204 - Changed operation/valid/*NestedRingTester classes interface
205 to use Coordinate pointers instead of copies.
206 - Changed EdgeIntersectionList to use a set instead of a vector
207 - Changed DepthSegment to store a real Coordinate rather then a pointer.
208 - Changed SubgraphDepthLocater to store real containers rather then
210 - Changed BufferSubgraph to store a real RightmostEdgeFinder and real
211 containers rather then pointers.
212 - CoordinateSequence API changes:
213 - point index and size related functions
214 use unsigned int rather then int
215 - Changed EdgeEndStar to maintain a single container for EdgeEnds
216 - Changed PlanarGraph::addEdges to take a const vector by ref
217 rathern then a non-const vector by pointer
218 - Changed EdgeList::addAll to take a const vector by ref
219 rather then a non-const vector by pointer
220 - Added apply_rw(CoordinateFilter *) and apply_ro(CoordinateFilter *)
221 const to CoordinateSequence
222 - LineBuilder::lineEdgesList made a real vector, rather then pointer
224 - SegmentString::eiList made a real SegmentNodeList, rather then
225 a pointer (private member)
226 - Removed coordinate copies in ElevationMatrix::elevate
227 - Changed CoordinateFilter interface to have a const method
228 for filter_rw, updated interfaces using this to take
229 const CoordinateFilter (apply_rw).
234 - Added version.in.vc to distribution
238 - Support for MingW builds
239 - Bugfix in Polygonizer chocking on invalid LineString inputs
240 - CAPI: small leak removed in GEOSHasZ()
244 - Performance improvement in OverlayOp::insertUniqueEdge()
245 - CoordinateSequence copy removal in EdgeRing
246 - Minor memory allocation improvements
247 - Higher dimensions interface for CoordinateSequence
248 - Added getCoordinatesRO for Point class
250 - NEW Simplified and stabler C API
254 - Severe BUGFIX in BufferSubgraphGT and other functions used
255 as StrictWeakOrdering predicates for sort()
259 - win32/mingw build support
260 - Segfault fix in LinearRing and LineString constructors
261 - Segfault fix in Polygonizer
262 - XMLTester installed by default
263 - XMLTester code cleanup
264 - Fixed handling of collection input in GeometryFactory::buildGeometry
265 - Added shortcircuit test for Union operation
266 - Reduced useless Coordinate copies in CGAlgorithms::isPointInRing()
267 - Performance improvements in CGAlgorithms::isOnLine()
268 - Other minor performance improvements
269 - New Node::isIncidentEdgeInResult() method
270 - OverlayOp's PointBuilder performance improvement by reduction
271 of LineIntersector calls.
272 - Optimizations in Buffer operation
273 - Sever BUGFIX in DepthSegmentLT as suggested by Graeme Hiebert
277 - Segfault fix in Point::isEmpty
278 - Mem Leak fix in OffsetCurveBuilder::getRingCurve
279 - Bugfix in LineSegment::reverse
280 - Added multipolygon buffering test in source/test/testLeaksBig
281 - Ported JTS robustness patch for RobustLineIntersector
282 - Removed useless Coordinate copies in OverlayOp::mergeZ()
283 - Avoided throws by IsValid on invalid input
284 - Stricter C++ syntax (math.h=>cmath, ieeefp.h in "C" block, ostringstream
286 - Better support for older compilers (Polygonizer::LineStringAdder friendship)
287 - Removed useless Coordinate copies in CGAlgorithms::isOnLine()
288 - Added support for polygonize and parametrized buffer tests in XMLTester
289 - Fixed support for --includedir and --libdir
290 - Fixed Z interpolation in LineIntersector
291 - Handled NULL results from getCentroid() in XMLTester
292 - Segfault fix in (EMPTY)Geometry::getCentroid()
293 - Made polygon::getBoundary() always OGC-valid (no LinearRings)
294 - Input checking and promoting in GeometryFactory::createMultiLineString()
295 - Segfault fix in GeometryEditor::editPolygon()
300 - Fixed uninitialized Coordinate in TopologyException
301 - Added install of version.h, platform.h and timeval.h
302 - Memleak fix in PolygonizeGraph
303 - Memleak fix in OverlayOp
304 - Compiler warnings removal
306 - Z interpolation in overlay operations
307 - Debian package build scripts
312 - Added Polygonizer and LineMerger classes.
313 - python wrapper examples
314 - General cleanup / warnings removal
315 - cleaner win32 / older copilers builds
316 - Reduced heap allocations
317 - debian package builder scripts
318 - reduction of standard C lib headers dependency
319 - Z support in overlay operations.
324 - CoordinateList renamed to CoordinateSequence, BasicCoordinateList
325 renamed to DefaultCoordinateSequence to reflect JTS changes.
326 DefaultCoordinateSequenceFactory and CoordinateSequenceFactory
327 got same interface as JTS.
328 - Added geos/version.h defining versioning infos
329 - Added geos.h for quick inclusion. It will include geos/geom.h,
330 new geos/version.h, geos/util.h geos/io.h and geos/unload.h
331 (geometry input/output, exceptions, operations).
332 - Added a geos::version() function showing GEOS and equivalent
333 JTS versions as strings.
334 - All geometry constructors take ownership of given arguments.
335 GeometryFactory provides pass-by-reference geometry creators
336 to take care of a deep-copy.
337 - GeometryFactory::createMultiPoint(const CoordinateList *)
339 GeometryFactory::createMultiPoint(const CoordinateList &)
340 to reflect copy semantic
341 - GeometryFactory: EMPTY geometry creation do now have their
342 own constructors taking no arguments.
343 - Geometry constructors taking PrecisionModel and SRID have
344 been dropped. You have to use GeometryFactory instead.
345 - WKTWriter default constructor has been dropped. You need
346 to initialize it with an explicit GeometryFactory