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34
Latest Version
Avg Release Cycle
67 days
Latest Release
10 days ago

Changelog History
Page 1

  • v4.0.1 Changes

    September 15, 2022

    ๐Ÿ›  Fixed

    • Changing an internal float to double improves the precision of geographic coordinate output (#652)
    • ๐Ÿ›  Fixed compacting all children of a resolution 0 cell (#679)
    • ๐Ÿ›  Fixed possible signed integer overflow in maxGridDiskSize (#686)
    • ๐Ÿ›  Fixed possible use of uninitialized values in cellToVertex (#683, #690)
    • ๐Ÿ›  Fixed possible out of bounds read in localIjToCell (#684)
    • ๐Ÿ›  Fixed possible memory leak in compactCells (#685)
    • ๐Ÿ›  Fixed possible out of bounds read in areNeighborCells (#677)
    • ๐Ÿ›  Fixed possible memory leak in cellsToLinkedMultiPolygon (#673)

    ๐Ÿ”„ Changed

    • ๐Ÿ— Build script does not use toolchain file (#641)
    • โœ‚ Removed a duplicated include preprocessor directive (#682)
    • ๐Ÿ‘Œ Improvements to the fuzzer suite and their automatic runs in CI (#671, #674, #687)
    • โœ… Increased test coverage (#642)
    • โž• Added a fuzzer targetting internal algos.c functions (#675)
  • v4.0.0 Changes

    August 23, 2022

    ๐Ÿ’ฅ Breaking changes

    • ๐Ÿ“‡ Rename functions according to the terminology RFC (#622, #586, #571, #403, #466, #495, #466)
    • Functions that can experience errors now have an H3Error return value. (#617, #586, #581, #551, #550, #509, #505, #507, #508, #503, #478, #468, #436, #359)
    • Cell count parameters use int64_t instead of int.
    • polygonToCells (previously polyfill) accepts a flags argument for future expansion. (#570)
    • cellToLocalIj and localIjToCell accept a mode argument for future expansion. (#586)
    • exactEdgeLength functions renamed to edgeLength (#639)

    ๐Ÿ›  Fixed

    • ๐Ÿ›  Fix polyfill bug when vertex latitude exactly matches cell center. (#603)
    • โœ… A number of issues detected via unit tests and fuzzers were fixed. (#568, #562, #558, #559, #560, #430)
    • polygonToCells returns an error if Infinity is passed in. (#636)

    ๐Ÿ”„ Changed

    • โœ… The file CMakeTests.cmake is no longer included if ENABLE_TESTING is off. (#609)

    โž• Added

    • Vertex mode and associated functions: (#422, #420, #417)
      • cellToVertex(cell, vertexNum)
      • cellToVertexes(cell, out)
      • vertexToLatLng(vertex, out)
      • isValidVertex(vertex)
    • h3 CLI application. (#556, #497)

    Other changes

    • Generally use lng instead of lon
    • Closed-form implementation of numHexagons
    • A number of fuzzer harnesses are now included in the H3 core library. (#557, #553, #545, #433)
    • โž• Additional benchmarks are added and benchmarks are regularly run in CI. (#524, #518)
  • v4.0.0-rc5 Changes

    August 16, 2022

    ๐Ÿ’ฅ Breaking changes

    • exactEdgeLength functions renamed to edgeLength (#639)

    ๐Ÿ›  Fixed

    • polygonToCells returns an error if Infinity is passed in. (#636)
  • v4.0.0-rc4 Changes

    July 25, 2022

    ๐Ÿ’ฅ Breaking changes

    • distance* functions (distanceKm, etc) renamed to greatCircleDistance*. (#622)
    • Error code E_MEMORY renamed to E_MEMORY_ALLOC. (#617)
  • v4.0.0-rc3 Changes

    June 03, 2022

    ๐Ÿ›  Fixed

    • ๐Ÿ›  Fix polyfill bug when vertex latitude exactly matches cell center. (#603)

    ๐Ÿ”„ Changed

    • โœ… The file CMakeTests.cmake is no longer included if ENABLE_TESTING is off. (#609)
  • v4.0.0-rc2 Changes

    March 16, 2022

    ๐Ÿ’ฅ Breaking changes

    • experimentalH3ToLocalIj and experimentalLocalIjToH3 renamed to cellToLocalIj and localIjToCell respectively. (#586)
    • cellToLocalIj and localIjToCell accept a mode argument for future expansion. (#586)
    • cellToCenterChild (previously h3ToCenterChild) returns an error code. (#581)

    โž• Added

    • E_OPTION_INVALID error code added. (#586)
  • v4.0.0-rc1 Changes

    February 07, 2022

    ๐Ÿ’ฅ Breaking changes

    • ๐Ÿ“‡ Rename functions according to the terminology RFC (#571, #403, #466, #495, #466)
    • Functions that can experience errors now have an H3Error return value. (#551, #550, #509, #505, #507, #508, #503, #478, #468, #436, #359)
    • Cell count parameters use int64_t instead of int.
    • polygonToCells (previously polyfill) accepts a flags argument for future expansion. (#570)

    โž• Added

    • Vertex mode and associated functions: (#422, #420, #417)
      • cellToVertex(cell, vertexNum)
      • cellToVertexes(cell, out)
      • vertexToLatLng(vertex, out)
      • isValidVertex(vertex)
    • h3 CLI application. (#556, #497)

    ๐Ÿ›  Fixed

    • โœ… A number of issues detected via unit tests and fuzzers were fixed. (#568, #562, #558, #559, #560, #430)

    Other changes

    • Generally use lng instead of lon
    • Closed-form implementation of numHexagons
    • A number of fuzzer harnesses are now included in the H3 core library. (#557, #553, #545, #433)
    • โž• Additional benchmarks are added and benchmarks are regularly run in CI. (#524, #518)
  • v3.7.2 Changes

    July 15, 2021

    ๐Ÿ›  Fixed

    • gridDisk of invalid indexes should not crash. (#498)
  • v3.7.1 Changes

    October 05, 2020

    ๐Ÿ›  Fixed

    • Finding invalid edge boundaries should not crash. (#399)
    • ๐Ÿ— Build fixes for FreeBSD. (#397)
  • v3.7.0 Changes

    September 28, 2020

    โž• Added

    • Area and haversine distance functions (#377):
      • cellAreaRads2
      • cellAreaKm2
      • cellAreaM2
      • pointDistRads
      • pointDistKm
      • pointDistM
      • exactEdgeLengthRads
      • exactEdgeLengthKm
      • exactEdgeLengthM
    • ๐Ÿ”จ Refactor getH3UnidirectionalEdgeBoundary for accuracy at small resolutions. (#391)
      • Speeds up getH3UnidirectionalEdgeBoundary by about 3x.
      • Implement core logic for future vertex mode. ### ๐Ÿ›  Fixed
    • ๐Ÿ›  Fixed building the library with custom memory allocation functions on Mac OSX. (#362)
    • The installed H3 CMake target should have include directories specified. (#381) ### ๐Ÿ”„ Changed
    • ๐Ÿ Tests now use bash on Windows. (#381)