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ChangeLog
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## [2.6.0] - 2024-12-13
### Added
- PDM_dmesh(_nodal) : Add function to find topological ridges
- PDM_dmesh_extract : Extract groups (in nodal form)
- PDM_mem_tool : Overload malloc, calloc, realloc and free with macros for better memory management
- PDM_gnum : Complete Fortran API
- PDM_part_mesh_nodal : Complete Fortran API
- PDM_multipart : Complete Python API
- PDM_extract_part : Local and reequilibrate modes for nodal meshes
+ Automatic extraction of lower-dimension elements
- PDM_geom_elemt : Add up/downwind edges in 2D (in any axis-aligned plane)
- PDM_part_mesh_nodal_to_part_mesh : Customizable conversion of part_mesh_nodal to part_mesh (connectivities, gnums, groups, link elmt->entity)
- PDM_part_comm_graph : Symmetric communication graph for inter-partition exchanges (without gnums)
- PDM_isosurface : Generation of iso-surface/line meshes in 3d/2d partitioned or distributed meshes (nodal or ngon)
- PDM_domain_interface : Complete Fortran API
- PDM_part_extension : Support infinite periodicity, with multiple periodic boundaries
- PDM_part_to_part : add collective mode for exchanges and reverse exchanges
- PDM_part_mesh_reorient_geom : reorient a mesh geometrically
### Changed
- PDM_extract_part : Better management of ownerships
- Transfer Gitlab CI from Spiro to Juno
### Deprecated
### Removed
- PDM_mesh_nodal : Replace struct with PDM_part_mesh_nodal
+ Remove redundant functions
- PDM_part_mesh_nodal_to_pmesh : Replace free function by struct PDM_part_mesh_nodal_to_part_mesh
### Fixed
- PDM_reader_gamma : Fix read of meshes with multiple elements
- PDM_mesh_intersection : Manage cases with zero candidates for intersection
- PDM_distrib : Fix division by zero in empty distributions
- PDM_mesh_location : Fix when all target points are outside of the global source bounding box
- PDM_dcube_gen : Fix orientation of boundary faces
- PDM_extract_part : Allow n_part_out != n_part_in in reequilibrate mode
- PDM_domain_interface : Fix face to vtx conversion
- PDM_io : Support relative paths
- PDM_part_to_part : Fix Fortran wrapping of part_to_part_reverse_iexch
## [2.5.0] - 2024-05-24
### Added
- PDM_reader_gamma : Add prisms, hexahedra, pyramids, quadrilaterals (C and Python API)
- PDM_dmesh_nodal : Mesh reorientation + Find ridges in surface mesh + Fortran API
- Documentation : PDM_io, PDM_writer
- PDM_extract_part : Entities renumbering
- PDM_multipart : Entities renumbering
- PDM_part_to_block : Timers + export of the topology of the communication graph +
automatic switchover to point-to-point communication if the communication graph is sparse
+ improved exchange capacity (> 2GB)
- PDM_block_to_part : Automatic switchover to point-to-point communication if the communication graph is sparse
+ improved exchange capacity (> 2GB)
- PDM_domain_interface : PDM_domain_interface_translate_entity1_entity2 in Python API
- PDM_part_to_part : improved exchange capacity (> 2GB)
### Changed
- PDM_block_to_block : Improvement (Binary search replaced by analytical formula)
- PDM_multipart : Add some checks and conditions for entities reordering
- PDM_multipart : For a single MPI rank, local and global numbering are identical
- PDM_extract_part : 1-based Entities numbering
### Deprecated
### Removed
### Fixed
- PDM_part_to_block : handle global sum of weights equal to zero
- PDM_part_to_part : Memory leak (local copy of the MPI communicator) + request storage
- PDM_mesh_intersection : No candidate for the intersection
- PDM_part/pdm_multipart : Hilbert with number of ranks > number of mesh entities
- PDM_extract_part : parent local numbering
- PDM_dmesh_nodal_to_dmesh : Python API
## [2.4.1] - 2024-01-12
### Added
### Changed
### Deprecated
### Removed
### Fixed
- PDM_part : Fortran API
## [2.4.0] - 2024-01-09
### Added
- Training : Jupyter notebooks in 3 languages (C, Fortran, Python)
- Documentation : Partial Sphinx documentation
- Fortran API : PDM_dmesh_nodal, PDM_dist_cloud_surf, PDM_mesh_intersection, PDM_part_connectivity_transform, PDM_dcube_nodal_gen
- Python API : PDM_distrib, PDM_multi_block_to_part
- 7 Tests + 2 Tutorials
### Changed
- PDM_mesh_location : API
- PDM_multipart : API + Add 1D and 0D
- PDM_part_extension : API
### Deprecated
### Removed
### Fixed
## [2.3.0] - 2023-06-23
### Added
- PDM_generate_mesh : Unique API for simple mesh generation
- PDM_dmesh_extract : Extract mesh in distributed blocks
### Changed
- CI : Improvment
- PDM_mesh_location : Add PDM_MESh_LOCATION_LOCATE_ALL_TGT mode (All points are located)
- PDM_multipart : Add 0D, 1D and 2D meshes
- PDM_extract_part : Add 0D and 1D and meshes + Fix npart=0 case + groups preservation
- PDM_part_to_part : Add API to setup a user buffer + API Fortran
- PDM_iso_surface : Groups preservation + Fix polygon mode
- Cython : Improvment (ownership)
### Deprecated
### Removed
### Fixed
## [2.2.0] - 2023-03-20
### Added
- migration to the internal gitlab server
- CI with LeakSanitizer
- pdm_run : script to simplify the launch of tests
- PDM_field_cell_to_vtx : Python interface
- PDM_global_mean : Python interface
- PDM_inria_mesh_fmt : Python interface
- PDM_mesh_intersection : Python interface
- PDM_sphere_surf_gen : Python interface
- PDM_iso_surface.pxi (ParaDiGMA) : Python interfaceq
- PDM_field_cell_to_vtx : Transfer a cell field to a vertex field
- PDM_mesh_nodal : Fortran interface
- PDM_part_mesh_nodal : Fortran interface
- PDM_multipart : Fortran interface
- 30 Tests (including 3 for ParaDiGMA)
### Changed
- PDM_dist_cloud_surf : PDM_part_mesh_nodal is accepted in input
- PDM_ho_location : Implement a Newton method for all elements (for all orders)
- PDM_mesh_intersection : PDM_part_mesh_nodal is accepted in input
- PDM_part_mesh_nodal : Replace PDM_part_mesh (more general and generic structure)
- PDM_part_mesh_nodal_to_pmesh : Compute faces and (or) edges from a PDM_part_mesh_nodal
- PDM_lagrange_to_bezier : Implement all standard high-order elements
- PDM_mesh_location : Add high order elements + switch to PDM_part_mesh_nodal
- PDM_point_location : Use the Newton method primarily
- PDM_writer : Switch to PDM_part_mesh_nodal structure
- PDM_part : Call PDM_multi_part from PDM_part if the environment variable PDM_USE_MULTIPART is defined
- PDM_part_renum : Renumbering of groups of entities (face, edge, vertex)
- PDM_multi_part : PDM_part_mesh_nodal as output + HO
- PDM_partitioning_algorithm : Support HO elements
- PDM_partitioning_nodal_algorithm : Support HO elements
- PDM_box_tree : An user init location is accepted in input
- PDM_extract_part : PDM_part_mesh_nodal is accepted in input
- PDM_gnum : Build global numbering from tuple + Optimization
- PDM_part_mesh : Manage group (Face, edge, vertex) + boundaries
- PDM_iso_surface (ParaDiGMA) : Transfer boundary data to iso_surface (beta)
### Deprecated
- PDM_mesh_nodal : Replace with PDM_part_mesh_nodal
### Removed
- Nuga sources (ParaDiGMA)
### Fixed
- PDM_para_octree (fix multiple points)
- PDM_part_extension (fix n_part > 1)
- PDM_part_to_block (fix n_part > 1)
- PDM_point_tree_seq
## [2.1.0] - 2022-12-06
### Added
- PDM_ho_bezier : Elementary functions for high-order Bezier elements
- PDM_ho_bezier_basis : Bezier basis functions
- PDM_lagrange_to_bezier : Conversion for Lagarange basis to Bezier basis
- PDM_box_gen : Generate sets of boxes
- PDM_sphere_vol_gen : Generate 3D mesh of a sphere
- PDM_reader_gamma : Read GAMMA mesh format (partial implementation)
- PDM_reader_stl : Read STL mesh format
### Changed
- PDM_dmesh_nodal_reorder : remove 'order' argument (minor change of API)
- PDM_mesh_location : Add the communication graph to the results
- PDM_mesh_location : New optimized algorithm
- PDM_Mesh_nodal : cell3d_cellface_add (minor change of API)
- PDM_multipart : get_part_mesh_nodal (minor change of API (add ownership))
- PDM_part_to_block : Add reverse exchange
- PDM_part_to_part : Add PDM_part_to_part_create_from_num2_triplet
- PDM_extract_part : Improved and optimized
- PDM_dist_cloud_surf : Improved memory efficient and performance
(optional, set PDM_DIST_CLOUD_SURF_OPTIM to 1 to use it)
- PDM_writer : Concatenate all time step into a single file per field
### Deprecated
### Removed
### Fixed
- bugfix : PDM_part_to_part
- bugfix : PDM_extract_part
## [2.0.0] - 2022-06-09
### Added
- PDM_vtk : Write ASCII VTK files for visulization with ParaView
- PDM_dgeom_elem : Multiple method to compute center of entity with distributed conectivities and coordinates (usefull for hilbert ordering)
- PDM_dmesh_nodal_elmts : Sub-structure of dmesh_nodal that contains for one geom kind (volumic/surfacic/ridge/corner) the associate element connectivtities
- PDM_domain_interface : Structure and algorithme to manage interface between domain (for exemple between 2 mesh with 2 separate global numbering). Algorithm is useful to deduce other connectivities betwenn domain (for exemple face -> vtx)
- PDM_ho_ordering : Generic definition of high order elements
- PDM_part_domain_interface : Same as PDM_domain_interface but in partitioned view (usefull for part_extension)
- PDM_predicate : Numerically robust geometric predicates
- PDM_point_cloud_gen : Generate a random point cloud
- PDM_sphere_surf_gen : Generate a distributed suface mesh of a sphere
- PDM_extract_part : Build a child mesh from the extraction of selected elements in the parent mesh
- PDM_global_reduce : Global reduce applied to a partitionned field
- PDM_part_to_part : Browse an MPI communication graph defined by two global numberings
- PDM_pointer_array : Fortran derived type for interfacing C pointers of arrays
- PDM_hkey : Compute an hash key from a list of integer
- PDM_memory_stats : Structure to monitor the memory uses by snapshot
### Changed
- New Fortran API based on iso-c-binding
- Adds functionalities in Fortran API
- Adds functionalities in Python API
### Deprecated
### Removed
- Removes handles in some functionalities
### Fixed
## [1.13.0] - 2021-07-28
### Added
- PDM_part_extension: Generate extension of a existing partition for graph, usefull to setup ghost cell
- PDM_distant_neighbor: Exchange protocol in order to communicate by triplet (i_proc, i_part, i_entity)
- PDM_mesh_adapt: First API of mesh adaptation
- PDM_dcube_nodal_gen: Cube generator with element connectivity (3D : Hexa/Pyra/Tetra and 2D : Quad/Tri )
- PDM_part1_to_selected_part2: Exchange protocol between two partitioned numbering
- PDM_interpolate_from_mesh_location: Simple inplementation of exhange after a localisation (can be replace by PDM_part1_to_selected_part2)
- PDM_dmesh_nodal: Low level structure to describe a mesh by elemt in distributed maner
- PDM_dmesh_nodal_to_dmesh: Algorithm to deduce from mesh_nodal connectivity a descending connectivity (ex: cell_vtx ---> face_cell)
- PDM_poly_vol_gen: Polyhedral mesh generation (PDM_poly_surf extruded)
- PDM_array: Generic functions for arrays
- PDM_partitioning_nodal_algorithm: A collection of algorithm to help partitionning of dmesh_nodal (Beta)
### Changed
- ParaDiGMA is an extension of ParaDiGM and becomes a git submodule of ParaDiGM
- PDM_closest_points: Greatly improves robustness and efficiency
- PDM_mesh_location: Greatly improves robustness and efficiency
- PDM_para_octree: Greatly improves robustness and efficiency
- PDM_dbbtree: Greatly improves robustness and efficiency
- PDM_overlay: Greatly improves robustness and efficiency
- PDM_dist_cloud_surf: Greatly improves robustness and efficiency
- CMake 3.0 -> CMake 3.19
- Adds functionalities in Fortran API
- Adds functionalities in Python API
- Removes handles in some functionalities
### Deprecated
### Removed
### Fixed
## [1.12.5] - 2021-07-01
### Added
### Changed
### Deprecated
### Removed
### Fixed
bugfix : pdm_writer_ensight
## [1.12.4] - 2021-03-23
### Added
### Changed
### Deprecated
### Removed
### Fixed
bugfix : pdm_hilbert 2D
## [1.12.3] - 2021-03-10
### Added
### Changed
### Deprecated
### Removed
### Fixed
bugfix : renum cacheblocking
## [1.12.2] - 2021-02-05
### Added
### Changed
### Deprecated
### Removed
### Fixed
bugfix : pdm_box_tree (normalization)
bugfix : pdm_dbbtree (normalization)
## [1.12.1] - 2021-01-20
### Added
### Changed
### Deprecated
### Removed
### Fixed
## [1.12.0] - 2020-11-30
### Added
- API :
- PDM_overlay : Intersection of two plane meshes
- PDM_closest_points : Parallel knn algorithm
- PDM_dmesh_partitioning : New implementation of parallel meshe partitioning (old implementation : PDM_part)
- PDM_multipart : Parallel meshes partitioning with preservation of links between meshes
- PDM_mesh_location : A partitioned point cloud location in a partitionned mesh
- PDM_distant_neighbor : Exchange data between distant neighbors (only collective communication for the moment)
- Internal functions :
- PDM_mean_values : Polygon and Polyedra mean values (generalization of barycentric coordinates)
- PDM_ho_basis : High order basis for tetrahedron, hexahedron, prism, pyramid, triangle and quadrangle
- PDM_ho_location : Point location into a high order curved element
- PDM_logging : Managing a logging file
- PDM_dconnectivity_transform : Set of function to perform distributed operation on connectivity (combine, transform, reverse)
- PDM_dmesh_nodal_elements_utils : Operations about a dmesh_nodal mesh
- PDM_point_location : Point location in a PDM_mesh_nodal
- PDM_tetrahedron : Elementary functions about tetrahedron
- PDM_triangulate : Polygon triangulation
- PDM_para_graph_dual : Parallel building of a dual graph mesh
- PDM_partitioning_algorithm : Steps of the partitioning algorithm called from PDM_dmesh_partitioning
- PDM_compare_operator : Implementation of comparaison operator for string and connectivity (useful for PDM_gnum_from_hash_values)
- PDM_dmesh : Distributed mesh defined from a top-down connectivity
- PDM_equal_operator : Implementation of equal operator for string and connectivity (useful for PDM_gnum_from_hash_values)
- PDM_gnum_from_hash_values : Structure to build a global numbering from keys, useful to building edge global numebring or face global numbering. The idea is to use a distribution of key for each rank, sort locally and resend to original distribution
- Fortran interface : PDM_closest_points,
PDM_mesh_location,
PDM_block_to_part,
PDM_part_to_block
PDM_overlay
- Cython interface : PDM_closest_points,
PDM_dcube_gen,
PDM_distant_neighbor,
PDM_dmesh,
PDM_gnum,
PDM_gnum_location,
PDM_mesh_location,
PDM_multi_part
PDM_points_merge
PDM_overlay
- C tests : pdm_t_closest_points,
pdm_t_create_edge_gnum,
pdm_t_distant_neighbor,
pdm_t_distant_neighbor_nomatch,
pdm_t_gnum_from_hash_values,
pdm_t_knn_cube,
pdm_t_mesh_location_dcube,
pdm_t_mesh_location_poly_surf,
pdm_t_multipart,
pdm_t_order,
pdm_t_partitioning_dcube
pdm_t_plane_intersect_unit,
pdm_t_plane_meshes_intersect_unit,
pdm_t_plane_meshes_intersect
- Fortran tests : pdm_t_block_to_part_f,
pdm_t_mesh_location_f,
pdm_t_part_to_block_f
pdm_t_plane_intersect_unit_f
- Unitests from DocTest : pdm_dconnectivity_transform.test,
pdm_dmesh_nodal.test,
pdm_dmesh_nodal_elements_utils,
block_to_part.test
### Changed
### Deprecated
### Removed
### Fixed
## [1.11.0] - 2019-12-10
### Added
- PDM_para_octree : Parallel linear octree (partial implementation)
### Changed
- PDM_block_to_part : Point to point communication if buffers are too large
- PDM_dbbtree : Change default parameters
- PDM_mesh_nodal : Add cell centers
- PDM_MPI : Add large allToall (sdispls and rdispls in int64)
### Deprecated
### Removed
- PDM_box_tree : Remove extents attribute
### Fixed
- Windows portage
- Corrections for PDM_block_to_part
- Corrections for PDM_dist_cloud_surf
- PDM_MPI_Comme_split : memory leaks
## [1.10.0] - 2019-06-03
### Added
- ChangeLog file
- PDM_gnum_location : Give the location of an entity (process, number of partition, local number) from its global numbering
### Changed
- pdm_mesh_dist -> pdm_dist_cloud_surf
### Deprecated
### Removed
### Fixed
- Correction for multigrid
- Correction for part_to_block