5 - Delaunay Triangulation API (#487, #565, #570)
6 - Interruptibility API (C and C++)
7 - CAPI: GEOSNode (#496) - PHP: Geometry->node
8 - GeometryPrecisionReducer class
9 - BufferInputLineSimplifier header exposed (#548)
10 - New Centroid class supporting mixed geometry components (#612)
11 - io::Writer::reserve() method
13 - New noding::GeometryNoder class
14 - Added BufferOp::setSingleSided
15 - Signature of most functions taking a Label changed to take it
16 by reference rather than pointer.
17 - Signature of most functions taking an IntersectionMatrix changed
18 to take it by reference rather than pointer.
19 - GraphComponent::label is now a Label value (from a pointer)
20 - NodedSegmentString takes ownership of CoordinateSenuence now
21 - io::Writer's toString() returns by const ref, write() takes a const ref
22 - Bug fixes / improvements
23 - Improve Buffer robustness by reducing input precision on topology
25 - Fixed Linear Referencing API to handle MultiLineStrings consistently
26 by always using the lowest possible index value, and by trimming
27 zero-length components from results (#323)
28 - Fixed CMake configuration to set correct SOVERSION (current - age)
29 - Fix EMPTY return from single-point lines and zero-length polygons (#612)
36 - CAPI: GEOSBufferWithParams (allows single sided buffers)
37 - CAPI: GEOSOffsetCurve deprecates GEOSSingleSidedBuffer
38 - CAPI: GEOSUnaryUnion deprecates GEOSCascadedUnion
39 - CAPI: GEOSisValidDetail: tell state, reason & location apart. allows
41 - CAPI: GEOSContext_setNoticeHandler_r, GEOSContext_setErrorHandler_r
42 - CAPI: GEOSGeom_createEmptyPoint, GEOSGeom_createEmptyLineString
43 GEOSGeom_createEmptyPolygon, GEOSGeom_createEmptyCollection
44 - CAPI: GEOSGeom_extractUniquePoints
45 - CAPI: GEOSGetGeometryN support for single geometries
46 - CAPI: GEOSPolygonize_full to return all informations computed by
48 - CAPI: GEOSOrientationIndex
49 - CAPI: GEOSSharedPaths to find shared paths and their orientation
51 - CAPI: GEOSRelatePatternMatch
52 - CAPI: GEOSCovers, GEOSCoveredBy (#396)
53 - CAPI: GEOSRelateBoundaryNodeRule (#399)
54 - CAPI: GEOSGeom_getCoordinateDimension() (#311)
55 - CAPI: GEOSWKTWriter_setOutputDimension, GEOSWKTWriter_setOld3D (#292)
56 - PHP: new PHP5 bindings based on CAPI
57 - Semantic C++ API changes:
58 - Geometry inheritance chain changed to introduce Puntal, Lineal
59 and Polygonal classes (virtual inheritance introduced)
60 - Polygonizer::getInvalidRingLines retains ownership of vector elements
61 - Geometry::isWithinDistance method is now const
62 - Polygonizer::getCutEdges returns by const ref
63 - Polygonizer::getDangles returns by const ref
64 - Empty LinearRings are closed by definition
65 - Bug fixes / improvements
66 - Fixed Geometry.distance() and DistanceOp to return 0.0 for empty inputs
67 - Invalid compound geometries reported as valid (#333)
68 - Return up to 15 digits of precision from GEOSisValidReason_t (#329)
69 - CAPI: do not leak contexts when using the non-reentrant interface
70 - Fix duplicated dangles returned by Polygonizer
71 - Fix SnapIfNeededOverlayOp to throw the originating exception
72 - Fixed LineMerger to skip lines with only a single unique coordinate
73 - Fix NodedSegmentString to handle zero-length line segments correctly
75 - Fixed buffer OffsetCurveSetBuilder to handle "flat" rings correctly
76 - Added illegal state check in LineSegment::pointAlongOffset()
77 - Improved performance of RectangleIntersects by always using
78 segment-scanning and refining SegmentIntersectionTester
79 - Reduce memory use in PreparedGeometry predicates (#342)
80 - Fix infinite loop in RobustDeterminant with nan/inf input (#357)
85 - Add Single-sided buffer operation
87 - Drastically improved Buffer speed (20x for a case in testsuite)
88 - Improved EdgeList duplicate edge finding
89 - Added algorithm::distance package
90 - Added algorithm::Angle class
91 - Added algorithm::BoundaryNodeRule class
92 - IsSimpleOp can now return non-simple location coordinate
93 - DistanceOp can now check for 'within distance' predicate
95 - MultiPolygon::getBoundary always return MultiLineString, also
96 when the result is the EMPTY geometry.
97 - Various bug and leak fixes, optimizations
98 - Replace MarkupSTL with tinyXML
102 - PreparedGeometry operations for very fast predicate testing.
107 - Easier builds under MSVC and OpenSolaris
108 - Thread-safe CAPI option
109 - IsValidReason added to CAPI
110 - GEOSPolygonizer_getCutEdges added to CAPI
111 - CascadedUnion operation for fast unions of geometry sets
112 - Numerous bug fixes.
113 http://trac.osgeo.org/geos/query?status=closed&milestone=3.1.0&order=priority
117 These are mostly ABI breaking changes.
118 In few cases the API also changed, but the most external one
119 (the documented one) should be unchanged.
122 - Added geom::BinaryOp class performing a binary operation
123 using different heuristics to reduce probability of robustness
124 issues. Both C-API and XMLTester now use this class for
126 - Added covers() and coveredBy() predicates to Geometry class
127 - Added overlay::overlayOp() adapter class
128 - Added GEOSSimplify() and GEOSTopologyPreserveSimplify()
130 - Added closed ring checks in IsValidOp
131 - Multi-input support in XMLTester
133 - Envelope(string) ctor
135 - New ShortCircuitedGeometryVisitor class
136 - New operation/predicate package
137 - Added CGAlgorithms::isPointInRing() version working with
138 Coordinate::ConstVect type (faster!)
139 - Added getAt(int pos, Coordinate &to) funtion to CoordinateSequence
141 - Moved GetNumGeometries() and GetGeometryN() interfaces
142 from GeometryCollection to Geometry class.
143 - New planarSubgraph class
144 - New ConnectedSubgraphFinder class.
145 - New LineSequencer class
146 - New WKTWriter::toLineString and ::toPoint convenience methods
147 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
148 - New WKTWriter::toLineString and ::toPoint convenience methods
149 - New IsValidOp::setSelfTouchingRingFormingHoleValid method
150 - New Envelope::centre()
151 - New Envelope::intersection(Envelope)
152 - New Envelope::expandBy(distance, [ydistance])
153 - New LineString::reverse()
154 - New MultiLineString::reverse()
155 - New Geometry::buffer(distance, quadSeg, endCapStyle)
156 - New SnapRounding code
157 - New size() and operator[] interfaces to CoordinateSequence
158 - New ScaledNoder class
159 - New unit tests (make check rule)
164 - Coordinate copies reduction
165 - Heap allocations reduction
166 - More classes made final
167 - Better use of standard containers
168 - Use of singletons when appropriate
169 - Removed many function calls in loops' end conditions
170 - Improved XMLTester output and user interface
171 - Improved memory use in geos::geom::util::PolygonExtractor
172 - Ported JTS-1.7 version of ConvexHull with big attention to
173 memory usage optimizations.
174 - Changed CoordinateArrayFilter to reduce memory copies
175 - Changed UniqueCoordinateArrayFilter to reduce memory copies
176 - Added rectangle-based optimizations of intersects() and
178 - Inlined all planarGraphComponent class
179 - More iterators returning methods and inlining in planargraph.
180 - Obsoleted toInternalGeometry/fromInternalGeometry
181 - Improved buffering speed and robustness by using Snap Rounding
185 - SegmentString: getCoordinates() doesn't return a clone
186 anymore, getCoordinatesRO() obsoleted.
187 - JTS packages mapped to geos:: sub-namespaces
188 - Geometry::getInteriorPoint() returns NULL if called
189 against an EMPTY geom
190 - LineString::get{Start,End}Point return NULL for
192 - GEOSException is now derived by std::runtim_exception
193 and thrown by const reference.
194 - Geometry constructors made protected, to force use
195 of a GeometryFactory.
198 - More const-correct signatures
199 - Stronger methods typing (removed some void * args).
200 - Changed index-related funx signatures to use size_t
202 - More const-correctness in Buffer "package"
203 - Bugfix in LineString::getCoordinate() failing to return
204 NULL from getCoordinat() when empty.
205 - Use unsigned int for indexes and sizes.
208 - Namespaces mapping JTS packages
209 - Renamed classes after JTS names (namespaces use made this possible
211 - Splitted headers, for build speedup and possible API reduction.
212 - Moved source/bigtest and source/test to tests/bigtest
214 - Moved C-API in it's own top-level dir capi/
215 - Reworked automake scripts to produce a static lib for each subdir
216 and then link all subsystem's libs togheter
217 - Renamed DefaultCoordinateSequence to CoordinateArraySequence.
218 - Renamed OverlayOp opcodes by prepending the 'op' prefix, and
219 given the enum a name (OpCode) for type-safety.
222 - Fixed bug causing redundant linestrings to be returned in the
223 result of overlaying polygons containing touching holes (#13)
224 - Fixed integer conversion bug
225 - Fixed PointLocator handling of LinearRings
226 - Added missing ::clone() methods for Multi* geoms
228 - (Partial) Detailed list of changes:
229 - Changed SegmentNode to contain a *real* Coordinate (not a pointer)
230 to reduce construction costs.
231 - Changed geomgraph nodeMap to use Coordinate pointers as keys
232 - Envelope destructor made non-virtual to give compiler more static
234 - Changed BufferSubgraph::computeDepths to use a set instead of a
235 vector for checking visited Edges.
236 - Made LineIntersector a concrete type
237 - Node::isIncidentEdgeInResult() method made virtual
238 - Const-correct signatures in LineMerger package
239 - Changed operation/valid/*NestedRingTester classes interface
240 to use Coordinate pointers instead of copies.
241 - Changed EdgeIntersectionList to use a set instead of a vector
242 - Changed DepthSegment to store a real Coordinate rather then a pointer.
243 - Changed SubgraphDepthLocater to store real containers rather then
245 - Changed BufferSubgraph to store a real RightmostEdgeFinder and real
246 containers rather then pointers.
247 - CoordinateSequence API changes:
248 - point index and size related functions
249 use unsigned int rather then int
250 - Changed EdgeEndStar to maintain a single container for EdgeEnds
251 - Changed PlanarGraph::addEdges to take a const vector by ref
252 rathern then a non-const vector by pointer
253 - Changed EdgeList::addAll to take a const vector by ref
254 rather then a non-const vector by pointer
255 - Added apply_rw(CoordinateFilter *) and apply_ro(CoordinateFilter *)
256 const to CoordinateSequence
257 - LineBuilder::lineEdgesList made a real vector, rather then pointer
259 - SegmentString::eiList made a real SegmentNodeList, rather then
260 a pointer (private member)
261 - Removed coordinate copies in ElevationMatrix::elevate
262 - Changed CoordinateFilter interface to have a const method
263 for filter_rw, updated interfaces using this to take
264 const CoordinateFilter (apply_rw).
269 - Added version.in.vc to distribution
273 - Support for MingW builds
274 - Bugfix in Polygonizer chocking on invalid LineString inputs
275 - CAPI: small leak removed in GEOSHasZ()
279 - Performance improvement in OverlayOp::insertUniqueEdge()
280 - CoordinateSequence copy removal in EdgeRing
281 - Minor memory allocation improvements
282 - Higher dimensions interface for CoordinateSequence
283 - Added getCoordinatesRO for Point class
285 - NEW Simplified and stabler C API
289 - Severe BUGFIX in BufferSubgraphGT and other functions used
290 as StrictWeakOrdering predicates for sort()
294 - win32/mingw build support
295 - Segfault fix in LinearRing and LineString constructors
296 - Segfault fix in Polygonizer
297 - XMLTester installed by default
298 - XMLTester code cleanup
299 - Fixed handling of collection input in GeometryFactory::buildGeometry
300 - Added shortcircuit test for Union operation
301 - Reduced useless Coordinate copies in CGAlgorithms::isPointInRing()
302 - Performance improvements in CGAlgorithms::isOnLine()
303 - Other minor performance improvements
304 - New Node::isIncidentEdgeInResult() method
305 - OverlayOp's PointBuilder performance improvement by reduction
306 of LineIntersector calls.
307 - Optimizations in Buffer operation
308 - Sever BUGFIX in DepthSegmentLT as suggested by Graeme Hiebert
312 - Segfault fix in Point::isEmpty
313 - Mem Leak fix in OffsetCurveBuilder::getRingCurve
314 - Bugfix in LineSegment::reverse
315 - Added multipolygon buffering test in source/test/testLeaksBig
316 - Ported JTS robustness patch for RobustLineIntersector
317 - Removed useless Coordinate copies in OverlayOp::mergeZ()
318 - Avoided throws by IsValid on invalid input
319 - Stricter C++ syntax (math.h=>cmath, ieeefp.h in "C" block, ostringstream
321 - Better support for older compilers (Polygonizer::LineStringAdder friendship)
322 - Removed useless Coordinate copies in CGAlgorithms::isOnLine()
323 - Added support for polygonize and parametrized buffer tests in XMLTester
324 - Fixed support for --includedir and --libdir
325 - Fixed Z interpolation in LineIntersector
326 - Handled NULL results from getCentroid() in XMLTester
327 - Segfault fix in (EMPTY)Geometry::getCentroid()
328 - Made polygon::getBoundary() always OGC-valid (no LinearRings)
329 - Input checking and promoting in GeometryFactory::createMultiLineString()
330 - Segfault fix in GeometryEditor::editPolygon()
335 - Fixed uninitialized Coordinate in TopologyException
336 - Added install of version.h, platform.h and timeval.h
337 - Memleak fix in PolygonizeGraph
338 - Memleak fix in OverlayOp
339 - Compiler warnings removal
341 - Z interpolation in overlay operations
342 - Debian package build scripts
347 - Added Polygonizer and LineMerger classes.
348 - python wrapper examples
349 - General cleanup / warnings removal
350 - cleaner win32 / older copilers builds
351 - Reduced heap allocations
352 - debian package builder scripts
353 - reduction of standard C lib headers dependency
354 - Z support in overlay operations.
359 - CoordinateList renamed to CoordinateSequence, BasicCoordinateList
360 renamed to DefaultCoordinateSequence to reflect JTS changes.
361 DefaultCoordinateSequenceFactory and CoordinateSequenceFactory
362 got same interface as JTS.
363 - Added geos/version.h defining versioning infos
364 - Added geos.h for quick inclusion. It will include geos/geom.h,
365 new geos/version.h, geos/util.h geos/io.h and geos/unload.h
366 (geometry input/output, exceptions, operations).
367 - Added a geos::version() function showing GEOS and equivalent
368 JTS versions as strings.
369 - All geometry constructors take ownership of given arguments.
370 GeometryFactory provides pass-by-reference geometry creators
371 to take care of a deep-copy.
372 - GeometryFactory::createMultiPoint(const CoordinateList *)
374 GeometryFactory::createMultiPoint(const CoordinateList &)
375 to reflect copy semantic
376 - GeometryFactory: EMPTY geometry creation do now have their
377 own constructors taking no arguments.
378 - Geometry constructors taking PrecisionModel and SRID have
379 been dropped. You have to use GeometryFactory instead.
380 - WKTWriter default constructor has been dropped. You need
381 to initialize it with an explicit GeometryFactory