d7/d6d/uniform_8h_source.html

// Copyright (C) 2025-2026 Chris Richardson and Garth N. Wells

//

// This file is part of DOLFINx (https://www.fenicsproject.org)

//

// SPDX-License-Identifier:    LGPL-3.0-or-later


#pragma once


#include <dolfinx/graph/partition.h>

#include <dolfinx/mesh/Mesh.h>

#include <dolfinx/mesh/types.h>


namespace dolfinx::refinement

{


template <typename T>

mesh::Mesh<T>

uniform_refine(const mesh::Mesh<T>& mesh,

               const graph::partition_fn& partitioner = graph::partition_graph,

               mesh::GhostMode ghost_mode = mesh::GhostMode::none);


} // namespace dolfinx::refinement

types.h
Small, foundational mesh types (enums, etc.) with minimal dependencies.

dolfinx::graph::partition_fn
std::function< graph::AdjacencyList< std::int32_t >( MPI_Comm, int, const AdjacencyList< std::int64_t > &, std::optional< std::span< const std::int32_t > >, std::optional< std::span< const std::int32_t > >, bool)> partition_fn
Signature of functions for computing the parallel partitioning of a distributed graph,...
Definition partition.h:38

dolfinx::graph::partition_graph
AdjacencyList< std::int32_t > partition_graph(MPI_Comm comm, int nparts, const AdjacencyList< std::int64_t > &local_graph, std::optional< std::span< const std::int32_t > > node_weights, std::optional< std::span< const std::int32_t > > edge_weights, bool ghosting)
Partition graph across processes using the default graph partitioner.
Definition partition.cpp:137

dolfinx::mesh::GhostMode
GhostMode
Enum for different partitioning ghost modes.
Definition types.h:19

dolfinx::mesh::Mesh
Mesh(MPI_Comm, std::shared_ptr< Topology >, V) -> Mesh< typename std::remove_cvref_t< typename V::value_type > >
Template type deduction.

dolfinx::refinement
Mesh refinement algorithms.
Definition dolfinx_refinement.h:8

dolfinx::refinement::uniform_refine
mesh::Mesh< T > uniform_refine(const mesh::Mesh< T > &mesh, const graph::partition_fn &partitioner=graph::partition_graph, mesh::GhostMode ghost_mode=mesh::GhostMode::none)
Uniform refinement of a 2D or 3D mesh, containing any supported cell types. Hexahedral,...
Definition uniform.cpp:24