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2 Commits

Author SHA1 Message Date
Tarik Moussa
e04515c423 docs(doxygen): fix critical extraction bug; baseline 24% → 42% on public API
ROOT CAUSE FIX
The Doxyfile EXCLUDE_PATTERNS line contained `*/* 2.hpp` (note the
space — a stray glob from macOS-style "foo 2.hpp" duplicate files).
That pattern was silently matching ALL .hpp / .h files, so Doxygen was
indexing nothing under code/include/.  The pre-existing 556 KB of HTML
output was effectively documenting only README.md, CLAUDE.md and a
small stub for std:: — not the C++ API at all.

After fixing the pattern (and properly escaping the space-prefixed
"foo 2.hpp / foo 2.h" macOS-dup patterns), Doxygen now extracts 141
compounds and emits 248 HTML pages from the public headers.

WHAT THIS PR ADDS
1. Doxyfile fix: correct EXCLUDE_PATTERNS; add GENERATE_XML for the
   coverage measurement script; add MathJax for `$$...$$` math in
   markdown; add the missing CGAL `\cgalParamNBegin/End/Description/
   Default/...` aliases so CGAL-style param blocks render correctly.

2. New headers:
   - code/include/CGAL/Conformal_map/doxygen_groups.h
     defines `PkgConformalMap{,Ref,Concepts,NamedParameters}`,
     resolving 17 prior "non-existing group" warnings.
   - code/include/CGAL/Conformal_map/doxygen_namespaces.h
     gives every namespace under `CGAL::` and `conformallab::` a
     brief description.

3. New tool: scripts/doxygen-coverage.sh
   Parses the XML output and reports % of public symbols (excluding
   the `detail::` implementation namespaces by default) that have a
   non-empty brief/detailed description.  Supports `--list-undoc`
   and `--threshold N` for CI integration.

4. Substantial docstring additions to the public CGAL headers:
   `Conformal_map_traits.h`, `Discrete_circle_packing.h`,
   `Discrete_inversive_distance.h`, `conformal_mesh.hpp`,
   `Discrete_conformal_map.h` (Hyper_ideal_map_result fields).

5. Markdown housekeeping that the strict-warning Doxygen run surfaced:
   tests.md (escape literal `#` in table cell),
   locked-vs-flexible.md (broken section anchor),
   overall_pipeline.md (replace `$$LaTeX$$` with inline-unicode math).

CURRENT NUMBERS

  before:  ~24%  documented (public API; the prior "87%" claim was
                 based on the broken extraction)
  after:    42%  documented   (165 of 396 public symbols)
  warnings: 0   (was 27 spurious + a flood of bogus undocumented
                  warnings hidden by the buggy EXCLUDE pattern)

NEXT (in a follow-up commit on this branch)
The remaining 231 public symbols (mostly in `layout.hpp`,
`hyper_ideal_functional.hpp`, `spherical_functional.hpp`, the per-mode
functional/Hessian files) can be brought to ~100% with another pass of
short `///` brief descriptions.  The coverage script is the gate; CI
can begin enforcing `--threshold 95` once the next pass lands.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-23 23:44:54 +02:00
Tarik Moussa
a1e74c1370 Phase 8a MVP: CGAL traits + Discrete_conformal_map.h Euclidean entry
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First step of the Phase 8 Hybrid MVP. Adds a thin CGAL-conformant public
API layer over the existing implementation, validated by 7 acceptance
tests.  Total CGAL test count: 183 (was 176), 0 skipped.

New public headers
──────────────────
* code/include/CGAL/Conformal_map_traits.h
    - ConformalMapTraits concept documentation
    - Default_conformal_map_traits<Surface_mesh<P>, K> specialisation
    - Static property-map accessors: vertex_points, theta_map,
      vertex_index_map, lambda0_map

* code/include/CGAL/Discrete_conformal_map.h
    - User-facing entry: discrete_conformal_map_euclidean(mesh, np)
    - Conformal_map_result<FT> struct (u, iter, ‖G‖, converged flags)
    - Natural-theta default: x = 0 is the equilibrium when no Θ supplied
    - Honours user-provided Θ via vertex_curvature_map named parameter

* code/include/CGAL/Conformal_map/internal/parameters.h
    - 4 named-parameter tags in CGAL::Conformal_map::internal_np:
        vertex_curvature_map, gradient_tolerance,
        max_iterations,       fixed_vertex_map
    - User-facing helpers in CGAL::parameters::*

Tests (test_cgal_traits_mvp.cpp, 7 cases)
─────────────────────────────────────────
* DefaultTraitsTypes:       compile-time type sanity (static_assert)
* AccessorsReuseExistingMaps: traits accessors return identical pmaps
* SingleTriangleConverges,
  QuadStripConverges:       end-to-end Euclidean wrapper passes
* MaxIterationsTakesEffect: named parameter is read
* GradientToleranceTakesEffect: tolerance override changes Newton end-state
* WrapperMatchesLegacyAPI:  cross-API result equality at 1e-10

Architecture
────────────
3-layer wrapper as designed (doc/api/cgal-package.md):
  Layer 1: code/include/*.hpp           (existing algorithms, unchanged)
  Layer 2: CGAL/Conformal_map/internal/ (adapter, parameter tags)
  Layer 3: CGAL/Conformal_map_traits.h, CGAL/Discrete_conformal_map.h
                                         (user-facing)

No algorithm duplication.  Existing 176 + 36 tests untouched.

Next: Phase 9a (Inversive-Distance) as the second client of this API —
the real acceptance test for the trait design.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-19 22:07:15 +02:00