topologycomputation.h

// Copyright (C) 2006-2024 Anders Logg 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 "cell_types.h"
#include <array>
#include <cstdint>
#include <dolfinx/graph/AdjacencyList.h>
#include <memory>
#include <tuple>
#include <vector>
 
namespace dolfinx::common
{
class IndexMap;
}
 
namespace dolfinx::mesh
{
class Topology;

std::tuple<std::vector<std::shared_ptr<graph::AdjacencyList<std::int32_t>>>,
           std::shared_ptr<graph::AdjacencyList<std::int32_t>>,
           std::shared_ptr<common::IndexMap>, std::vector<std::int32_t>>
compute_entities(const Topology& topology, int dim, CellType entity_type);

std::array<std::shared_ptr<graph::AdjacencyList<std::int32_t>>, 2>
compute_connectivity(const Topology& topology, std::array<int, 2> d0,
                     std::array<int, 2> d1);
 
} // namespace dolfinx::mesh