Merge pull request #145 from Geode-solutions/fix/surface-mesh-empty

fix(BRepTopologyInspector): handle empty surface mesh

Author: MelchiorSchuh

src/geode/inspector/criterion/internal/component_meshes_adjacency.cpp

@@ -46,6 +46,10 @@ namespace
         OPENGEODE_EXCEPTION( edge_unique_vertices[0] != geode::NO_ID
                                  && edge_unique_vertices[1] != geode::NO_ID,
             "[ComponentMeshesAdjacency] Missing unique_vertices" );
+        OPENGEODE_EXCEPTION(
+            edge_unique_vertices[0] < model.nb_unique_vertices()
+                && edge_unique_vertices[1] < model.nb_unique_vertices(),
+            "[ComponentMeshesAdjacency] Wrong unique_vertices" );
         return !geode::detail::line_component_mesh_edges(
             model, edge_unique_vertices )
                     .empty();

src/geode/inspector/topology/brep_blocks_topology.cpp

@@ -278,6 +278,10 @@ namespace
         for( const auto& surface_id : not_boundary_surfaces )
         {
             const auto& surface_mesh = brep.surface( surface_id ).mesh();
+            if( surface_mesh.nb_polygons() == 0 )
+            {
+                continue;
+            }
             const auto polygon_barycenter =
                 surface_mesh.polygon_barycenter( 0 );
             bool is_dangling{ true };