sloriot · Oct 16, 2026 · Aug 27, 2026 · Aug 27, 2026 · Aug 27, 2026 · Aug 28, 2026
diff --git a/Constrained_triangulation_3/include/CGAL/IO/write_MEDIT.h b/Constrained_triangulation_3/include/CGAL/IO/write_MEDIT.h
@@ -32,10 +32,9 @@ namespace IO
 {
 /*!
  * @ingroup PkgCDT3IOFunctions
- * @brief outputs a conforming constrained Delaunay triangulation to
- * the MEDIT (`.mesh`) file format.
- *        See \cgalCite{frey:inria-00069921} for a comprehensive description of this
- *        file format.
+ * @brief outputs a conforming constrained Delaunay triangulation
+ *  using the \ref IOStreamMedit (`.mesh`).
+ *
  * @param os the output stream
  * @param ccdt the conforming constrained Delaunay triangulation to be written
  * \param np an optional sequence of \ref bgl_namedparameters "Named Parameters" among the ones listed below

diff --git a/Documentation/doc/resources/1.14.0/BaseDoxyfile.in b/Documentation/doc/resources/1.14.0/BaseDoxyfile.in
@@ -112,6 +112,7 @@ ALIASES                = "cgal=%CGAL" \
                          "api=API" \
                          "vtk=VTK" \
                          "itk=ITK" \
+                         "medit=MEDIT" \
                          "visualstudio=Visual Studio" \
                          "taucs=TAUCS" \
                          "lapack=LAPACK" \

diff --git a/Documentation/doc/resources/1.9.6/BaseDoxyfile.in b/Documentation/doc/resources/1.9.6/BaseDoxyfile.in
@@ -112,6 +112,7 @@ ALIASES                = "cgal=%CGAL" \
                          "api=API" \
                          "vtk=VTK" \
                          "itk=ITK" \
+                         "medit=MEDIT" \
                          "visualstudio=Visual Studio" \
                          "taucs=TAUCS" \
                          "lapack=LAPACK" \

diff --git a/Installation/CHANGES.md b/Installation/CHANGES.md
@@ -63,6 +63,7 @@ Release date: December 2026
 
 - **Breaking change** The return type as well as type of the parameter for the file name passed to IO functions is changed from
   `std::string`  to `std::filesystem::path`, which enables to use non latin languages like Chinese for directory and file names.
+- Added overloaded versions of the functions `CGAL::IO::read_MEDIT()` and `CGAL::IO::write_MEDIT()`, for indexed tetrahedron soups.
 
 ### [Basic Viewer](https://doc.cgal.org/6.3/Manual/packages.html#PkgBasicViewer)
 
@@ -78,7 +79,6 @@ Release date: June 2026
 
 ### General Changes
 
-
 - The new list of supported compilers is:
   - Visual C++ 15.9, 16.10, 17.14, 18.0 (from Visual Studio 2017, 2019, 2022, and 2026) or later
   - Gnu g++ 13.3.0 or later (on Linux)

diff --git a/Linear_cell_complex/examples/Linear_cell_complex/tetsoup_to_lcc.cpp b/Linear_cell_complex/examples/Linear_cell_complex/tetsoup_to_lcc.cpp
@@ -2,10 +2,11 @@
 #include <CGAL/Linear_cell_complex_for_combinatorial_map.h>
 #include <CGAL/tetrahedron_soup_to_lcc.h>
 #include <CGAL/draw_linear_cell_complex.h>
+#include <CGAL/IO/MEDIT.h>
+
 #include <array>
 #include <filesystem>
 
-#include <CGAL/IO/MEDIT.h>
 
 using LCC = CGAL::Linear_cell_complex_for_combinatorial_map<3, 3>;
 using Point_3 = CGAL::Exact_predicates_inexact_constructions_kernel::Point_3;
@@ -23,17 +24,18 @@ int main(int argc, char** argv)
     std::cerr << "Cannot open " << filename << std::endl;
     return 1;
   }
-
-  CGAL::IO::read_MEDIT(in, points, tetras, subdomains);
+  CGAL::IO::read_MEDIT(in, points, CGAL::parameters::tetrahedra(std::ref(tetras)).tetrahedron_refs(std::ref(subdomains)));
 
   //filter out subdomain 0
   std::vector<std::array<std::size_t,4>> filtered_tetras;
   for (std::size_t i=0; i<tetras.size(); ++i)
     if (subdomains[i]!=0)
       filtered_tetras.push_back(tetras[i]);
 
+  std::cout << points.size() << " "  << filtered_tetras.size() << std::endl;
   LCC lcc;
   CGAL::tetrahedron_soup_to_lcc(lcc, points, filtered_tetras);
 
   CGAL::draw(lcc);
+  return 0;
 }
diff --git a/PMP_Mesh_repair/include/CGAL/Polygon_mesh_processing/IO/polygon_mesh_io.h b/PMP_Mesh_repair/include/CGAL/Polygon_mesh_processing/IO/polygon_mesh_io.h
@@ -71,7 +71,7 @@ namespace IO {
  *   \cgalParamNEnd
  *
  *   \cgalParamNBegin{repair_polygon_soup}
- *     \cgalParamDescription{a parameter used indicate whether `CGAL::Polygon_mesh_processing::repair_polygon_soup()`
+ *     \cgalParamDescription{a parameter used to indicate whether `CGAL::Polygon_mesh_processing::repair_polygon_soup()`
  *                           should be called on the intermediate polygon soup.}
  *     \cgalParamType{Boolean}
  *     \cgalParamDefault{`true`}

diff --git a/Periodic_3_mesh_3/include/CGAL/Periodic_3_mesh_3/IO/File_medit.h b/Periodic_3_mesh_3/include/CGAL/Periodic_3_mesh_3/IO/File_medit.h
@@ -305,7 +305,7 @@ void output_to_medit(std::ostream& os,
   Cell_pmap cell_pmap(c3t3);
   Facet_pmap facet_pmap(c3t3, cell_pmap);
   Facet_pmap_twice facet_pmap_twice(c3t3, cell_pmap);
-  Vertex_pmap vertex_pmap(c3t3, cell_pmap, facet_pmap);
+  Vertex_pmap vertex_pmap(c3t3);
 
   Periodic_3_mesh_3::output_to_medit(os, c3t3, occurrence_count, distinguish_copies,
                                      vertex_pmap, facet_pmap, cell_pmap, facet_pmap_twice);