FOSSIL Documentation

Appearance

Changelog ​

Changelog ​

All notable changes to this project are documented here. Versions follow Semantic Versioning. Format follows Keep a Changelog.

[1.2.11] — 2026-05-13 ​

Added ​

  • fossil: Implement SDF functionality with AABB tree ray query and test coverage

  • sdf: Implement Laplacian smoothing for SDF values with test coverage

  • sdf,surface: Step 3 — GMM clustering + segment_sdf TBP (issue #18 §1.9)

[1.2.10] — 2026-05-13 ​

Added ​

  • fossil: Implement ray query functionality with test coverage

  • fossil: Implement AABB tree ray query with test coverage

  • ray-query,surface: Step 3 — any-hit early-exit (issue #18 §2.5)

Fixed ​

  • fossil_decimate: Prevent out-of-bounds heap access with nested guards

[1.2.9] — 2026-05-13 ​

Added ​

  • remesh: Isotropic remeshing foundation, steps 1-4 (issue #18 §1.7)

  • remesh: Step 5 — edge flip pass for valence balancing (issue #18 §1.7)

  • remesh: Step 6 — relax + projection (issue #18 §1.7)

  • remesh,surface: Step 7 — feature lock + surface TBP (issue #18 §1.7)

[1.2.8] — 2026-05-13 ​

Added ​

  • decimate,surface: QEM mesh decimation (issue #18 §1.3)

[1.2.7] — 2026-05-13 ​

Added ​

  • mc,surface: Marching cubes isosurface extraction (issue #18 §1.5)

[1.2.6] — 2026-05-13 ​

Added ​

  • predicates,arrangement: Boolean foundation (issue #18 §1.1 stage 1)

  • dt: 2D Delaunay triangulation, Phase 1 (issue #18 §1.1 stage 2)

  • dt: Constrained Delaunay triangulation, Phase 2 (issue #18 §1.1 stage 2)

  • boolean: Mesh-mesh booleans, BOOL_DIFFERENCE MVP (issue #18 §1.1)

  • facet: Clip tri-tri intersection segments to both triangles (issue #18 §1.1)

  • boolean: Coplanar-aware shared-boundary tagging (issue #18 §1.1)

  • boolean: Wire UNION/INTERSECT/SYMDIFF + complete §1.1 (issue #18 §1.1)

[1.2.5] — 2026-05-13 ​

Added ​

  • surface: Add self-intersection detection (issue #18 §1.2)

[1.2.4] — 2026-05-12 ​

Added ​

  • surface: Add generalized / fast winding number (issue #18 §1.4)

Documentation ​

  • guide: Add API companion guide with CI-verified snippets

[1.2.3] — 2026-05-12 ​

Added ​

  • facet,surface: Expose facet%area() and surface%get_area() (#7)

[1.2.2] — 2026-05-12 ​

Added ​

  • rotate: Add optional center argument for body-frame rotation (#6)

[1.2.1] — 2026-05-12 ​

Added ​

  • lib: Implement vertex pool object for fossil surface handling

Changed ​

  • surface: Make vertex pool the source of truth for coincidence (#5)

Fixed ​

  • clip: Use full SAT for triangle-AABB overlap (#1)

[1.2.0] — 2026-05-12 ​

Added ​

  • distance: Correct AABB traversal and add pseudo-normal sign

  • surface: Implement connectivity symmetry checks for fossil surfaces

  • surface: Expand sanitization pipeline and add validity predicates

  • aabb: Auto-tune octree refinement depth from facet count

  • aabb: Scaffold tree-kind selector for upcoming SAH BVH

  • aabb: Implement SAH BVH builder

  • aabb: Make SAH BVH queryable via tree-kind dispatch

Documentation ​

  • Refresh user-facing docs after the signed-distance arc

Fixed ​

  • block: Avoid associate alias as allocate bound; wrap long lines

  • surface: Orient sanitize_normals outward, populate pseudo-normals ⚠ BREAKING CHANGE

Performance ​

  • aabb: Switch default tree to SAH BVH

[1.1.0] — 2026-05-11 ​

Added ​

  • api: Add optional status argument to mutating procedures (audit #14 S1)

  • api: Add optional status argument to mutating procedures (audit #14 S1)

Changed ​

  • aabb-tree: Encapsulate aabb_tree_object state via accessors

  • surface,file: Encapsulate components and remove stale API docs ⚠ BREAKING CHANGE

  • facet: Collapse edge fields and replace edge_dir with integer ⚠ BREAKING CHANGE

  • surface: Remove unimplemented compute_mesh_distance ⚠ BREAKING CHANGE

  • api: Replace sign_algorithm string with integer enum ⚠ BREAKING CHANGE

  • surface: Encapsulate surface fully, delete file_stl_object ⚠ BREAKING CHANGE

Fixed ​

  • api: Define intent(out) and stop on invalid enums ⚠ BREAKING CHANGE

  • api: Guard centroid, strict ascii prefix, add finalisers

  • io: Size-based STL probe and EOF/iostat guards on facet reads

  • surface: Replace order-dependent vertex merge with union-find

  • Drop custom assignment overloads, rely on intrinsic assignment

  • surface: Error stop on ambiguous translate/resize arguments

  • api,surface: Rename analize, warn on residual disconnected facets after sanitize ⚠ BREAKING CHANGE

[1.0.12] — 2026-05-09 ​

Documentation ​

  • Fix src_dir path and update package dependencies

  • cliff: Remove unused github remote section from cliff.toml

Fixed ​

  • fobos: Correct gcov_analyzer flag syntax in makecoverage-analysis rule

  • scaffold: Update release script to handle fobos directory changes

  • scaffold: Improve trunk branch detection in release script

  • scaffold: Handle missing trunk branch detection in release script

  • scaffold: Improve git fetch error handling in release script

ci ​

  • Modernize CI/CD workflows and actions ⚠ BREAKING CHANGE

[1.0.7] — 2026-02-21 ​

Added ​

  • Add full VitePress guide and modernise project tooling

[1.0.6] — 2024-09-24 ​

Fixed ​

  • update: Update third party submodules