v19.1.0

19.1.0 (2026-10-22)

Bug Fixes

• Color: round and clamp interpolated color channels once (e9b7cf2)
• Component: bound legacy component name size when loading (9579a3f)
• ComponentRegistry: do not register a component type when removing a component (d0655be)
• ComponentsStorage: name the component type and check deletion of unknown ids (b96df52)
• ComponentsStorage: repair loaded components (35f1e56)
• ComponentsStorage: single lookup and explicit error for unknown component (56952bf)
• ComponentsStorage: throw when deleting a component that does not exist (fc75526)
• GreyscaleColor: compute operator+ without halving each operand (562ffe8)
• IO: hint at IO libraries when an extension is unknown (e0d9296)
• IO: keep the failure reason in load/save exceptions (4047a04)
• IO: only test non-ASCII archive names, not directories (4fff975)
• IO: use UTF-8 paths in the generic input and output helpers (e4eb903)
• MeshStorage: throw instead of crashing on missing component mesh (9ac7ea9)
• ModelBuilder: check collections and relationships before copy (8ac7524)
• ModelBuilder: do not leave isolated unique vertices after a partial mesh transfer (9245a26)
• ModelBuilder: give component meshes the requested uuid on creation (d660926)
• ModelBuilder: support partial mappings in replace_components_meshes_by_others (e5dd2ac)
• ModelConversion: convert BRep with Blocks into Section (2338f22)
• ModelConversion: do not merge component vertices without unique vertex (f4d5477)
• ModelConversion: extrude quadrangles into hexahedra (0c04e13)
• ModelConversion: reuse vertex identifier copy and throw directly (4b6bb90)
• ModelConversion: skip empty Corners in Section extrusion (4f8f302)
• ModelConversion: skip model elements not in converted mesh (4d4b8fb)
• ModelConversion: throw on unsupported Surface mesh type conversion (8628252)
• ModelHelpers: guard empty SortedSurfaces in opposite() and next() (b287d3d)
• ModelHelpers: guard NO_ID unique vertices in component mesh queries (1798dd9)
• ModelHelpers: handle empty meshes and lines in component mensurations (fbba972)
• ModelHelpers: merge duplicate private sections in UniqueVerticesComputer (0f10112)
• ModelHelpers: remove data race in SplitAlongSurfaceMeshBorders (c0b8e8e)
• ModelHelpers: robust unique vertex counting in compute_model_unique_vertices (154b08d)
• ModelHelpers: separate private methods and members in UniqueVerticesComputer (615db5f)
• ModelHelpers: skip degenerate elements in component_mesh_vertex_generic (08040ad)
• ModelHelpers: skip meshes without elements in model AABB trees and ray tracing (89d214d)
• ModelHelpers: skip vertices without unique vertex when splitting (7015e74)
• ModelHelpers: throw on degenerate unique vertices in component_mesh_vertex_generic (f74aca4)
• ModelIO: check component existence without a qualified fold expression (7f4e620)
• ModelIO: check output streams and use UTF-8 paths for model files (b2f35b5)
• ModelIO: load components with a missing mesh file or unknown mesh type (ddf5172)
• ModelIO: remove relations of components missing from loaded models (2a02b90)
• ModelIO: restore the Logger level when a model load or save fails (9e565ce)
• ModelIO: save and load RegularGrid surface and block meshes (547b4be)
• ModelIO: turn std exceptions into OpenGeodeException when loading (288aecf)
• OpenGeodeRasterImageOutput: report files that cannot be written (c34dbf0)
• Python: give a stub-friendly signature to the properties default argument (1042aa4)
• RasterImage: bound the loaded color count by the number of cells (cbba3ad)
• RasterImage: check cell indices given from Python (4057e44)
• RasterImageIO: load and save RasterImage1D in the native format (47eefb9)
• RasterImageIO: wrap standard exceptions raised while loading or saving (2e85d5c)
• RasterImage: repair color count and reject overflowing dimensions on load (a028356)
• Relationships: rebuild component index from vertex ids on load (2917c88)
• Relationships: reset uuid mapping when copying relationships (c374c70)
• RGBColor: average both colors in operator+ (7fd4859)
• SimplicialModelCreator: find Line boundary Corners from unique points (6380431)
• SimplicialModelCreator: link components to the created unique vertices (666eff7)
• SimplicialModelCreator: validate component definitions (92f9574)
• TransferCollections: do not re-add existing items of unchanged components (ece99ef)
• TransferMetadata: join unique input mesh names without empty parts (d6fd2bd)
• TransferMetadata: merge component names with homogeneous "__" separator (382b628)
• VertexIdentifier: repair unique vertices of loaded models (44942f1)

Features

• Python: add str and repr to printable objects (4cb2e68)
• Python: bind create_edge(v0, v1) overload (0c09032)
• Python: create attributes from a name and a default value (fb2db02)
• Python: expose Logger (c7bd53e)
• Python: make uuid, ComponentType and ComponentID hashable (30cd353)

Performance Improvements

• BRepBuilder: do not unregister components of the model whose meshes are transferred (0da13d2)
• Clone: reserve clone mappings to the number of components (1aaa92b)
• Color: define RGBColor and GreyscaleColor trivial members inline (ffff701)
• Graph: update edges around vertices in place after edge or vertex removal (6a34649)
• ModelComponentFilter: remove filtered components in batch (b69ce2d)
• Model: compute component meshes bounding boxes in parallel (efe6a39)
• ModelConversion: avoid hash lookups and builder creations (9f499a5)
• ModelHelpers: use colocated mapping directly in compute_model_unique_vertices (3f841cc)
• Model: stop counting boundaries early in is_closed (0f6d8a8)
• Model: store component and relation range state inline (94c1d16)
• Relationships: remove several components at once and halve relation lookups (4d50ec0)
• RGBColor: hash all channels together (50536a4)
• SplitAlongBlockMeshBorders: avoid useless work in split_all_blocks (00bae26)
• TransferCollections: look up unchanged components in a hash set (1215004)
• TransferMeshes: read saved unique vertices from the mesh attribute (fb5b76c)
• TransferMetadata: find input meshes through a hash map (4594091)
• VertexIdentifier: keep component registrations in a flat map (7e2b006)
• VertexIdentifier: only visit the unique vertices of an unregistered component (ae404b2)
• VertexIdentifier: reduce lookups in set_unique_vertex and delete_isolated_vertices (9bacce2)
• VertexIdentifier: scan component vertices in parallel before repairing them (c749cd2)