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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
7d10500811 Phase 8b-Lite: CGAL entries for all 5 DCE models + layout wrapper
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Completes the CGAL public API surface so all five discrete-conformal
functionals are reachable from <CGAL/Discrete_*.h>, not only Euclidean.

CGAL test count: 219 → 227 (+8).  Zero skips.

New public headers
──────────────────
* CGAL/Discrete_conformal_map.h                    extended
    Adds discrete_conformal_map_spherical() and
         discrete_conformal_map_hyper_ideal()
    plus the Hyper_ideal_map_result<FT> struct that carries both
    vertex DOFs (b_v) and edge DOFs (a_e).

* CGAL/Discrete_circle_packing.h                   new (180 lines)
    Face-based BPS-2010 circle packing.  Provides
         Default_cp_euclidean_traits<Mesh, K>
         Circle_packing_result<FT>
         discrete_circle_packing_euclidean()

* CGAL/Discrete_inversive_distance.h               new (180 lines)
    Vertex-based Luo-2004 packing.  Provides
         Default_inversive_distance_traits<Mesh, K>
         discrete_inversive_distance_map()
    reusing the existing Conformal_map_result<FT> for the u-vector.

* CGAL/Conformal_layout.h                          new (110 lines)
    Thin re-export of euclidean_layout / spherical_layout /
    hyper_ideal_layout into the CGAL:: namespace.

Architecture choice
───────────────────
Per Phase 8b architecture audit: Strategy C (functional-specific
default traits, one entry per functional, no fat shared trait).
Documented in each header's docblock.  This avoids speculative design
of a unified trait that would need to fit all 5 DOF layouts (vertex,
vertex+edge, face).

Conformal_map_traits.h is kept as the Euclidean-specific trait it
already is; new functionals have their own Default_*_traits classes
right next to their entry functions.

Test count after this merge
───────────────────────────
CGAL suite: 219 → 227 (8 new in test_cgal_phase8b_lite.cpp covering
all four new entries + the Euclidean+layout round-trip).

After-the-merge user contract
─────────────────────────────
A user can now write any of these and get a valid Newton-converged result:

  #include <CGAL/Discrete_conformal_map.h>
  auto r = CGAL::discrete_conformal_map_euclidean(mesh);
  auto r = CGAL::discrete_conformal_map_spherical(mesh);
  auto r = CGAL::discrete_conformal_map_hyper_ideal(mesh);

  #include <CGAL/Discrete_circle_packing.h>
  auto r = CGAL::discrete_circle_packing_euclidean(mesh);

  #include <CGAL/Discrete_inversive_distance.h>
  auto r = CGAL::discrete_inversive_distance_map(mesh);

  #include <CGAL/Conformal_layout.h>
  auto layout = CGAL::euclidean_layout(mesh, r.x, maps);

Not in this PR (intentionally deferred)
───────────────────────────────────────
* 8a.2 — Generic FaceGraph specialisation (still Surface_mesh-only).
* 8c   — User_manual + PackageDescription.txt (CGAL-submission prep).
* 8d   — CGAL-format test directory  (CGAL-submission prep).
* 8e   — YAML pipeline + CLI flag    (orthogonal).
* Named-parameter chaining (`a.b().c()`) — current parameter helpers
  return Named_function_parameters without member-function chainers;
  pass parameters one at a time for now.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-21 21:24:26 +02:00