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AUTHORS	1.66 KB	-rw-r--r--
COPYING	25.91 KB	-rw-r--r--
ChangeLog	1.37 MB	-rw-r--r--
INSTALL	3.38 KB	-rw-r--r--
NEWS	22.85 KB	-rw-r--r--
README	4.65 KB	-rw-r--r--

Code Editor : NEWS

Changes in 3.6.2
2017-07-25

- Bug fixes / improvements
  - Fix exception in UnaryUnion of collection of touching polygons (#837)
  - Allow building against python 3 (#774)
  - Fix build with android-ndk and other compilers (#799)
  - Allows compiling with -Wpointer-bool-conversion (#638)
  - Fix unhandled exception on invalid fp operation (#811)
  - Fix overloaded virtual print in DirectedEdge* (#812)
  - AppVeyor CI build added (#813)
  - Clean up numerous MSVC warnings, notably C4275 and C4589 (#814)
  - Bump CMake version to 3.0.0 (#817)
  - Fix leaks in WKT parser (#830)

Changes in 3.6.1
2016-12-24

- Bug fixes / improvements
  - Fix GEOSSTRtree_nearest_r signature and add implementation (#796)
  - Fix --static-clibs and --static-cclibs returns from geos-config
  - Fix WKB representation of empty polygon (#680).
  - Fix empty GEOSSimplify return on inner ring collapse (#741)

Changes in 3.6.0
2016-10-25

- Important / Breaking Changes:
  - The PHP binding moved to its own repository:
    http://git.osgeo.org/gogs/geos/php-geos (#765)
- New things:
  - CAPI: GEOSGeom_{get,set}UserData (Rashad Kanavath)
  - CAPI: GEOSGeom_{set,get}Precision (#713)
  - CAPI: GEOSMinimumRotatedRectangle and GEOSMinimumWidth
    (#729, Nyall Dawson)
  - CAPI: GEOSSTRtree_nearest (#768, Dan Baston)
  - CAPI: GEOSMinimumClearance and GEOSMinimumClearanceLine
    (#776, Dan Baston)
- C++ API changes:
  - Automatic memory management for GeometryFactory objects

Changes in 3.5.0
2015-08-16

- New things:
  - Voronoi API (#627)
  - PHP: Geometry->normalize method
  - GEOS_USE_ONLY_R_API macro support (#695)
  - PHP: WKBReader->read() & WKBWriter::write() methods (Benjamin Morel)
  - GEOSClipByRect (#699, Mika Heiskanen, Sandro Santilli)
  - CAPI: thread-safe message handling API (#663, Pepijn Van Eeckhoudt)
- Improvements:
  - Speed-up intersection and difference between geometries
    with small bounding box overlap.
  - CAPI: add MULTILINESTRING support for GEOSisClosed (Benjamin Morel)
- C++ API changes:
  - Added no-parameter CoordinateSequenceFactory::create method (Sandro Mani)

Changes in 3.4.2
2013-08-25

- Bug fixes / improvements
  - Use a double for PrecisionModel scale, avoiding overflows
    should fix 32-bit regression failures (#652)
  - isnan workaround OS detection missing NetBSD, DragonFly, Sun nuance (#650)
  - Do not distribute platform.h and version.h, but install both (#601)
  - Non-standard ChangeLog file in 3.4.0 and 3.4.1 releases (#654)
  - new travis bot (#657)
  - accept multiple Nan representations (#656)

Changes in 3.4.1
2013-08-17

- Bug fixes / improvements
  - Assertion failure snapping line to points of rectangle
    smaller than tolerance (#649)
  - Can't build using cmake with tar ball (#644)

Changes in 3.4.0
2013-08-11

- New things:
  - Delaunay Triangulation API (#487, #565, #570, #567)
  - Interruptibility API (C and C++)
  - CAPI: GEOSNode (#496) - PHP: Geometry->node
  - GeometryPrecisionReducer class (#496, #526)
  - BufferInputLineSimplifier header exposed (#548)
  - New Centroid class supporting mixed geometry components (#612)
  - io::Writer::reserve() method
  - CAPI: GEOSNearestPoints
  - Add --cclibs, --static-clibs and --static-cclibs to geos-config (#497)
  - Early bail out of overlay exception if input is invalid

- C++ API changes:
  - New noding::GeometryNoder class
  - Added BufferOp::setSingleSided
  - Signature of most functions taking a Label changed to take it
    by reference rather than pointer.
  - Signature of most functions taking an IntersectionMatrix changed
    to take it by reference rather than pointer.
  - GraphComponent::label is now a Label value (from a pointer)
  - NodedSegmentString takes ownership of CoordinateSenuence now
  - io::Writer's toString() returns by const ref, write() takes a const ref
  - Unify prototypes of WKTReader and WKBReader constructor (#310)
  - GeometryCollection::computeEnvelopInternal and
    GeometryCollection::compareToSameClass are marked virtual (#478)

- Bug fixes / improvements
  - A point interpolated from a line does not always intersect
    the same line (#323)
  - Port ConvexHull robustness fix from JTS-1.13 (#457)
  - Improve Overlay robustness by reducing input precision on topology
    exception and by refusing to accept unnoded output (#459)
  - Improve Buffer robustness by reducing input precision on topology
    exception (#605)
  - Mismatch segment sides in OffsetCurveBuilder (#633 )
  - Fixed Linear Referencing API to handle MultiLineStrings consistently
    by always using the lowest possible index value, and by trimming
    zero-length components from results (#323)
  - Fixed CMake configuration to set correct SOVERSION (current - age)
  - Fix EMPTY return from single-point lines and zero-length polygons (#612)
  - CMakeLists.txt, tools/geos_svn_revision_cmake.h.in: Add
	  geos_svn_revision.h generator to CMake config (#643)
	- Makefile.vc 'clean' step leaks obj files (#607)

Changes in 3.3.9
2013-09-04

- Bug fixes / improvements
    - Fix OffsetCurve op in presence of duplicated vertices (#602)
    - Fix LineSegmentVisitor copy ctor (#636)
    - Fix area boundary return from GEOSPointOnSurface (#623)
    - Speedup GEOSWKBReader_read (#621)
    - Fix RobustLineIntersector handling of invalid intersection points (#622)
    - Reduce likelyhood of invalid output from snap operation (#629, #501)
    - Reduce memory fragmentation of prepared Polygon/Point intersection op
    - Fix mingw64 compile (#630)
    - Fix bug in HotPixel constructor (#635)
    - Fix install location of linearref headers (#624)
    - Fix multi-geometry constructor to drop SRID from components (#583)

Changes in 3.3.8
2013-02-28

- Bug fixes / improvements
    - IsValidOp: throw proper error on nested shells (#608)
    - Fix header guards (#617, #618, #619)
    - WKTWriter::appendCoordinate optimisation
    - Fix centroid computation for collections with empty components (#582)

Changes in 3.3.7
2013-01-22

- Bug fixes / improvements
    - Fix abort in RightmostEdgeFinder (#605)
    - Do not force precision reduction below 6 significant digits
      while trying to obtain a valid Buffer output (#605)
    - Fix GEOSPointOnSurface with zero-length linestring (#609)
    - Fix EMPTY return from zero-area polygon (#613)
    - Segfault from symdifference (#615)

Changes in 3.3.6
2012-11-15 -- that's Post-GIS day !

- Bug fixes / improvements
    - Add support for testing with phpunit 3.6 (not loosing support for 3.4)
    - Segfault from intersection (#586, #598, #599)

Changes in 3.3.5
2012-06-25

- Bug fixes / improvements
    - Correctly increment CAPI lib version from 3.3.3 (#558)
    - Port robustness fix to CentroidArea (#559)
    - Always return POINT from GEOSGetCentroid, even for EMPTY (#560)
    - Always return POINT from GEOSPointOnSurface, even for EMPTY (#561)

Changes in 3.3.4
2012-05-31

- Bug fixes / improvements
    - Do not abort on NaN overlay input (#530)
    - Reduce CommonBitsRemover harmful effects during overlay op (#527)
    - Better cross-compiler support (#534)
    - Enable overlay ops short-circuits (#542)
    - Envelope-based short-circuit for symDifference (#543)
    - Fix support for PHP 5.4 (#513)
    - Fix TopologyPreservingSimplifier invalid output on closed line (#508)
    - Reduce calls to ptNotInList, greatly speeding up Polygonizer (#545)

Changes in 3.3.3
2012-04-01

- Bug fixes / improvements
    - Fix simplification of collections with empty items (#519)
    - Fix MSVC compilation of ambiguous log() call (#506)
    - Fix CMake issues with std:: namespace detection (#493)

Changes in 3.3.2
2012-01-05

- Bug fixes / improvements
    - Fix CMAKE_CXX_FLAGS overriding -std=gnu++0x (#489)
    - Missing versions update in CMake configuration (#490)
    - Fix noding of self-intersecting lines through UnaryUnion (#482)
    - Fix handling of collapsed edges skipping in BufferOp (#494)
    - Print up to 18 digits of precision for TopologyException points
    - Fix noding with reduced precision in Buffer operation (#473)
    - Fix HotPixel original point invalidation (#498)
    - Fix CascadedPolygonUnion to discard non-polygonal components (#499)
    - Improve buffer robustness by reverting to non-snaprounding noder (#495)
    - Fix C++11 build by avoiding std::pair<auto_ptr> (#491)
    - Add --clibs to geos-config and GEOS_C_LIBS to geos.m4 (#497)
    - Apply shoelace formula for area calculation (#485)
    - Fix default initialization issue for clang (#500)
    - Improve overlay robustness by fixing areal validity on snapping (#488)

Changes in 3.3.1
2011-09-27

- Bug fixes / improvements
  - Fix memory leak on invalid geometry in InteriorPointArea (#475)
  - ValidOp abort in presence of 2 touching holes forming an island (#449)
  - Enable prepared intersects operation for points
  - Fortify suspicious code found by static analisys tools
  - Fix for SOLARIS build (#461)
  - Fix EMPTY result from GEOSOffsetCurve with distance 0 (#454)
  - Fix Geometry::clone to copy SRID (#464)
  - Fix for clang builds (#463)
  - Fix out-of-place builds for python binding (#332) and regress testing
  - Fix OS X framework cmake build (#385)

Changes in 3.3.0
2011-05-30

- New things:
  - CAPI: GEOSBufferWithParams (allows single sided buffers)
  - CAPI: GEOSOffsetCurve deprecates GEOSSingleSidedBuffer
  - CAPI: GEOSUnaryUnion deprecates GEOSCascadedUnion
  - CAPI: GEOSisValidDetail: tell state, reason & location apart. allows
          passing flags.
  - CAPI: GEOSContext_setNoticeHandler_r, GEOSContext_setErrorHandler_r
  - CAPI: GEOSGeom_createEmptyPoint, GEOSGeom_createEmptyLineString
          GEOSGeom_createEmptyPolygon, GEOSGeom_createEmptyCollection
  - CAPI: GEOSGeom_extractUniquePoints
  - CAPI: GEOSGetGeometryN support for single geometries
  - CAPI: GEOSPolygonize_full to return all informations computed by
          the polygonizer
  - CAPI: GEOSOrientationIndex
  - CAPI: GEOSSharedPaths to find shared paths and their orientation
  - CAPI: GEOSSnap
  - CAPI: GEOSRelatePatternMatch
  - CAPI: GEOSCovers, GEOSCoveredBy (#396)
  - CAPI: GEOSRelateBoundaryNodeRule (#399)
  - CAPI: GEOSGeom_getCoordinateDimension() (#311)
  - CAPI: GEOSWKTWriter_setOutputDimension, GEOSWKTWriter_setOld3D (#292)
  -  PHP: new PHP5 bindings based on CAPI
- Semantic C++ API changes:
  - Geometry inheritance chain changed to introduce Puntal, Lineal
    and Polygonal classes (virtual inheritance introduced)
  - Polygonizer::getInvalidRingLines retains ownership of vector elements
  - Geometry::isWithinDistance method is now const
  - Polygonizer::getCutEdges returns by const ref
  - Polygonizer::getDangles returns by const ref
  - Empty LinearRings are closed by definition
- Bug fixes / improvements
  - Fixed Geometry.distance() and DistanceOp to return 0.0 for empty inputs
  - Invalid compound geometries reported as valid (#333)
  - Return up to 15 digits of precision from GEOSisValidReason_t (#329)
  - CAPI: do not leak contexts when using the non-reentrant interface
  - Fix duplicated dangles returned by Polygonizer
  - Fix SnapIfNeededOverlayOp to throw the originating exception
  - Fixed LineMerger to skip lines with only a single unique coordinate
  - Fix NodedSegmentString to handle zero-length line segments correctly
    (via safeOctant)
  - Fixed buffer OffsetCurveSetBuilder to handle "flat" rings correctly
  - Added illegal state check in LineSegment::pointAlongOffset()
  - Improved performance of RectangleIntersects by always using
    segment-scanning and refining SegmentIntersectionTester
  - Reduce memory use in PreparedGeometry predicates (#342)
  - Fix infinite loop in RobustDeterminant with nan/inf input (#357)

Changes in 3.2.0
2009-12-14

- Add Single-sided buffer operation
- JTS-1.10 sync ...
  - Drastically improved Buffer speed (20x for a case in testsuite)
  - Improved EdgeList duplicate edge finding
  - Added algorithm::distance package
  - Added algorithm::Angle class
  - Added algorithm::BoundaryNodeRule class
  - IsSimpleOp can now return non-simple location coordinate
  - DistanceOp can now check for 'within distance' predicate
    (earlier exit)
  - MultiPolygon::getBoundary always return MultiLineString, also
    when the result is the EMPTY geometry.
- Various bug and leak fixes, optimizations
- Replace MarkupSTL with tinyXML

Changes in 3.1.0

- PreparedGeometry operations for very fast predicate testing.
  - Intersects()
  - Covers()
  - CoveredBy()
  - ContainsProperly()
- Easier builds under MSVC and OpenSolaris
- Thread-safe CAPI option
- IsValidReason added to CAPI
- GEOSPolygonizer_getCutEdges added to CAPI
- CascadedUnion operation for fast unions of geometry sets
- Numerous bug fixes.
  http://trac.osgeo.org/geos/query?status=closed&milestone=3.1.0&order=priority

Changes in 3.0.0

These are mostly ABI breaking changes.
   In few cases the API also changed, but the most external one
   (the documented one) should be unchanged.

- New things:
	- Added geom::BinaryOp class performing a binary operation
	  using different heuristics to reduce probability of robustness
	  issues. Both C-API and XMLTester now use this class for
	  binary operations.
	- Added covers() and coveredBy() predicates to Geometry class
	- Added overlay::overlayOp() adapter class
	- Added GEOSSimplify() and GEOSTopologyPreserveSimplify()
	  to the C API
	- Added closed ring checks in IsValidOp
	- Multi-input support in XMLTester
	- HEXWKB I/O
	- Envelope(string) ctor
	- Ruby interface
	- New ShortCircuitedGeometryVisitor class
	- New operation/predicate package
	- Added CGAlgorithms::isPointInRing() version working with
	  Coordinate::ConstVect type (faster!)
	- Added getAt(int pos, Coordinate &to) funtion to CoordinateSequence
	  class.
	- Moved GetNumGeometries() and GetGeometryN() interfaces
	  from GeometryCollection to Geometry class.
	- New planarSubgraph class
	- New ConnectedSubgraphFinder class.
	- New LineSequencer class
	- New WKTWriter::toLineString and ::toPoint convenience methods
	- New IsValidOp::setSelfTouchingRingFormingHoleValid method
	- New WKTWriter::toLineString and ::toPoint convenience methods
	- New IsValidOp::setSelfTouchingRingFormingHoleValid method
	- New Envelope::centre()
	- New Envelope::intersection(Envelope)
	- New Envelope::expandBy(distance, [ydistance])
	- New LineString::reverse()
	- New MultiLineString::reverse()
	- New Geometry::buffer(distance, quadSeg, endCapStyle)
	- New SnapRounding code
	- New size() and operator[] interfaces to CoordinateSequence
	- New ScaledNoder class
	- New unit tests (make check rule)

- Optimizations:
	- WKT parser speedup
	- Function inlining
	- Coordinate copies reduction
  	- Heap allocations reduction
	- More classes made final
	- Better use of standard containers
	- Use of singletons when appropriate
	- Removed many function calls in loops' end conditions
	- Improved XMLTester output and user interface
	- Improved memory use in geos::geom::util::PolygonExtractor
	- Ported JTS-1.7 version of ConvexHull with big attention to
	  memory usage optimizations.
	- Changed CoordinateArrayFilter to reduce memory copies
	- Changed UniqueCoordinateArrayFilter to reduce memory copies
	- Added rectangle-based optimizations of intersects() and
	  contains() ops
	- Inlined all planarGraphComponent class
	- More iterators returning methods and inlining in planargraph.
	- Obsoleted toInternalGeometry/fromInternalGeometry
	- Improved buffering speed and robustness by using Snap Rounding

- Semantic changes

- SegmentString: getCoordinates() doesn't return a clone
	  anymore, getCoordinatesRO() obsoleted.
	- JTS packages mapped to geos:: sub-namespaces
	- Geometry::getInteriorPoint() returns NULL if called
	  against an EMPTY geom
	- LineString::get{Start,End}Point return NULL for
	  EMPTY geoms
	- GEOSException is now derived by std::runtim_exception
	  and thrown by const reference.
	- Geometry constructors made protected, to force use
	  of a GeometryFactory.

- Correctness:
	- More const-correct signatures
	- Stronger methods typing (removed some void * args).
	- Changed index-related funx signatures to use size_t
	  rather then int
	- More const-correctness in Buffer "package"
	- Bugfix in LineString::getCoordinate() failing to return
	  NULL from getCoordinat() when empty.
	- Use unsigned int for indexes and sizes.

- Layout changes:
	- Namespaces mapping JTS packages
	- Renamed classes after JTS names (namespaces use made this possible
	  w/out name clashes)
	- Splitted headers, for build speedup and possible API reduction.
	- Moved source/bigtest and source/test to tests/bigtest
	  and test/xmltester
	- Moved C-API in it's own top-level dir capi/
	- Reworked automake scripts to produce a static lib for each subdir
	  and then link all subsystem's libs togheter
	- Renamed DefaultCoordinateSequence to CoordinateArraySequence.
	- Renamed OverlayOp opcodes by prepending the 'op' prefix, and
	  given the enum a name (OpCode) for type-safety.

- Bug fixes:
	- Fixed bug causing redundant linestrings to be returned in the
	  result of overlaying polygons containing touching holes (#13)
	- Fixed integer conversion bug
	- Fixed PointLocator handling of LinearRings
	- Added missing ::clone() methods for Multi* geoms

- (Partial) Detailed list of changes:
	- Changed SegmentNode to contain a *real* Coordinate (not a pointer)
  	  to reduce construction costs.
	- Changed geomgraph nodeMap to use Coordinate pointers as keys
	- Envelope destructor made non-virtual to give compiler more static
	  binding options.
	- Changed BufferSubgraph::computeDepths to use a set instead of a
	  vector for checking visited Edges.
	- Made LineIntersector a concrete type
	- Node::isIncidentEdgeInResult() method made virtual
	- Const-correct signatures in LineMerger package
	- Changed operation/valid/*NestedRingTester classes interface
	  to use Coordinate pointers instead of copies.
	- Changed EdgeIntersectionList to use a set instead of a vector
	- Changed DepthSegment to store a real Coordinate rather then a pointer.
	- Changed SubgraphDepthLocater to store real containers rather then
	  pointers.
	- Changed BufferSubgraph to store a real RightmostEdgeFinder and real
 	  containers rather then pointers.
	- CoordinateSequence API changes:
		- point index and size related functions
	  	  use unsigned int rather then int
	- Changed EdgeEndStar to maintain a single container for EdgeEnds
	- Changed PlanarGraph::addEdges to take a const vector by ref
	  rathern then a non-const vector by pointer
	- Changed EdgeList::addAll to take a const vector by ref
	  rather then a non-const vector by pointer
	- Added apply_rw(CoordinateFilter *) and apply_ro(CoordinateFilter *)
	  const to CoordinateSequence
	- LineBuilder::lineEdgesList made a real vector, rather then pointer
	  (private member)
	- SegmentString::eiList made a real SegmentNodeList, rather then
	  a pointer (private member)
	- Removed coordinate copies in ElevationMatrix::elevate
	- Changed CoordinateFilter interface to have a const method
	  for filter_rw, updated interfaces using this to take
	  const CoordinateFilter (apply_rw).

Changes in 2.2.4

- Added version.in.vc to distribution

Changes in 2.2.1

- Support for MingW builds
- Bugfix in Polygonizer chocking on invalid LineString inputs
- CAPI: small leak removed in GEOSHasZ()

Changes in 2.2.0

- Performance improvement in OverlayOp::insertUniqueEdge()
- CoordinateSequence copy removal in EdgeRing
- Minor memory allocation improvements
- Higher dimensions interface for CoordinateSequence
- Added getCoordinatesRO for Point class
- NEW WKB IO
- NEW Simplified and stabler C API

Changes in 2.1.4

- Severe BUGFIX in BufferSubgraphGT and other functions used
  as StrictWeakOrdering predicates for sort()

Changes in 2.1.3

- win32/mingw build support
- Segfault fix in LinearRing and LineString constructors
- Segfault fix in Polygonizer
- XMLTester installed by default
- XMLTester code cleanup
- Fixed handling of collection input in GeometryFactory::buildGeometry
- Added shortcircuit test for Union operation
- Reduced useless Coordinate copies in CGAlgorithms::isPointInRing()
- Performance improvements in CGAlgorithms::isOnLine()
- Other minor performance improvements
- New Node::isIncidentEdgeInResult() method
- OverlayOp's PointBuilder performance improvement by reduction
  of LineIntersector calls.
- Optimizations in Buffer operation
- Sever BUGFIX in DepthSegmentLT as suggested by Graeme Hiebert

Changes in 2.1.2

- Segfault fix in Point::isEmpty
- Mem Leak fix in OffsetCurveBuilder::getRingCurve
- Bugfix in LineSegment::reverse
- Added multipolygon buffering test in source/test/testLeaksBig
- Ported JTS robustness patch for RobustLineIntersector
- Removed useless Coordinate copies in OverlayOp::mergeZ()
- Avoided throws by IsValid on invalid input
- Stricter C++ syntax (math.h=>cmath, ieeefp.h in "C" block, ostringstream
  instead of sprintf)
- Better support for older compilers (Polygonizer::LineStringAdder friendship)
- Removed useless Coordinate copies in CGAlgorithms::isOnLine()
- Added support for polygonize and parametrized buffer tests in XMLTester
- Fixed support for --includedir and --libdir
- Fixed Z interpolation in LineIntersector
- Handled NULL results from getCentroid() in XMLTester
- Segfault fix in (EMPTY)Geometry::getCentroid()
- Made polygon::getBoundary() always OGC-valid (no LinearRings)
- Input checking and promoting in GeometryFactory::createMultiLineString()
- Segfault fix in GeometryEditor::editPolygon()

Changes in 2.1.1

- Fixed uninitialized Coordinate in TopologyException
- Added install of version.h, platform.h and timeval.h
- Memleak fix in PolygonizeGraph
- Memleak fix in OverlayOp
- Compiler warnings removal
- Cleaner w32 build
- Z interpolation in overlay operations
- Debian package build scripts

Changes in 2.1.0

- Added Polygonizer and LineMerger classes.
- python wrapper examples
- General cleanup / warnings removal
- cleaner win32 / older copilers builds
- Reduced heap allocations
- debian package builder scripts
- reduction of standard C lib headers dependency
- Z support in overlay operations.

Changes in 2.0.0

- CoordinateList renamed to CoordinateSequence, BasicCoordinateList
  renamed to DefaultCoordinateSequence to reflect JTS changes.
  DefaultCoordinateSequenceFactory and CoordinateSequenceFactory
  got same interface as JTS.
- Added geos/version.h defining versioning infos
- Added geos.h for quick inclusion. It will include geos/geom.h,
  new geos/version.h, geos/util.h geos/io.h and geos/unload.h
  (geometry input/output, exceptions, operations).
- Added a geos::version() function showing GEOS and equivalent
  JTS versions as strings.
- All geometry constructors take ownership of given arguments.
  GeometryFactory provides pass-by-reference geometry creators
  to take care of a deep-copy.
- GeometryFactory::createMultiPoint(const CoordinateList *)
  has been renamed to
  GeometryFactory::createMultiPoint(const CoordinateList &)
  to reflect copy semantic
- GeometryFactory: EMPTY geometry creation do now have their
  own constructors taking no arguments.
- Geometry constructors taking PrecisionModel and SRID have
  been dropped. You have to use GeometryFactory instead.
- WKTWriter default constructor has been dropped. You need
  to initialize it with an explicit GeometryFactory

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Code Editor : NEWS