From 8114a4d3d649cfce2f7fdeacdbcbcc1fccba2e59 Mon Sep 17 00:00:00 2001 From: Wolfgang Bangerth Date: Sun, 28 Nov 2021 12:13:16 -0700 Subject: [PATCH] Fix and augment documentation. Specifically, the picture shows four, not three hexahedra being subdivided. --- include/deal.II/grid/grid_generator.h | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/include/deal.II/grid/grid_generator.h b/include/deal.II/grid/grid_generator.h index 5269a6d0a4..18821ddeff 100644 --- a/include/deal.II/grid/grid_generator.h +++ b/include/deal.II/grid/grid_generator.h @@ -2020,14 +2020,16 @@ namespace GridGenerator * (quadrilaterals, hexahedra) to a triangulation only consisting of * simplices (triangles, tetrahedra). * - * As an example, the following image shows how a set of three hexahedra - * meshing one eighths of a sphere are subdivided into tetrahedra, and how + * As an example, the following image shows how a set of four hexahedra + * meshing one eighth of a sphere are subdivided into tetrahedra, and how * the curved surface is taken into account. Colors indicate how boundary * indicators are inherited: * @image html "convert_hypercube_to_simplex_mesh_visualization_octant.png" * * In general, each quadrilateral in 2d is subdivided into eight triangles, - * and each hexahedron in 3d into 24 tetrahedra as shown here: + * and each hexahedron in 3d into 24 tetrahedra, as shown here (top left + * for the 2d case, the rest shows vertex numbers and subdivisions for + * a single 3d hexahedron): * @image html "convert_hypercube_to_simplex_mesh_visualization.png" * * Material ID and boundary IDs are inherited upon conversion. -- 2.39.5