PROJ Release Notes

9.9.0

Updates

Operations

• tinshift: support TIN GeoPackage files (#4603)

• Optimize +step +proj=helmert +inv +x=X +y=Y +z=Z +step +proj=helmert +inv +x=-X +y=-Y +z=-Z as +proj=noop (#4775)

• Optimization: replace iterative Aitoff inverse with closed-form inverse (#4796)

• Adds implementation of Transverse Mercator Zoned Grid System (supporting EPSG:32600 and EPSG:32700) (#4805)

• Add seismic bin grid operation methods (EPSG:9666 and EPSG:1049) (#4807)

• IVEA: DSEA projection onto icosahedron net (#4817)

API

• Add proj_create_linear_3D_affine_parametric_conversion() (#4682)

• Optimize fwd_prepare() (#4712)

• Add support for DerivedProjectedCRS registration (#4727)

• C++ API: CartesianCS::create(): by default check that all axis have the same unit (#4728)

• createOperations(): tune geod_crs_of_datum_ensemble <--> geod_crs_of_another_datum (#4773)

• add proj_crs_is_dynamic(), and cs2cs: warn when source/destination CRS is dynamic, but no epoch is provided (#4792)

• createOperations(): add heuristics to make BD72 + Ostend height to Amersfoort + NAP height lead to optimal result again (#4821)

• Make sure that WKT2 export of CRS imported from PROJ.4 strings or WKT1 is identical (#4844)

CMake

• Only add CPack related options when PROJ is the top level project. (#4722)

• Increase CMake minimum version from 3.16 to 3.22.1 (#4824)

• Replace PROJ_DATA_PATH with ${CMAKE_INSTALL_DATADIR}/proj (#4843)

• Define target_compile_features with C/C++ standards (#4847)

Database

• Database: update to EPSG v13.102 (#4829)

Bug Fixes

• Refactor time parsing with thread-safe localtime and leap year fix (#4692)

• Make sure projinfo --crs-extent-use none works as expected (#4699)

• Fix SQLite3 version check so it is done by find_package (#4753)