plaza.h

// Copyright (C) 2014-2018 Chris Richardson
//
// This file is part of DOLFINx (https://www.fenicsproject.org)
//
// SPDX-License-Identifier:    LGPL-3.0-or-later
 
#include <cstdint>
#include <dolfinx/graph/AdjacencyList.h>
#include <utility>
#include <vector>
#include <xtl/xspan.hpp>
 
#pragma once
 
namespace dolfinx::mesh
{
class Mesh;
template <typename T>
class MeshTags;
} // namespace dolfinx::mesh
 
namespace dolfinx::refinement
{
 
namespace plaza
{
 
enum class RefinementOptions : int
{
  none = 0,
  parent_cell = 1,
  parent_facet = 2,
  parent_cell_and_facet = 3
};
 
std::tuple<mesh::Mesh, std::vector<std::int32_t>, std::vector<std::int8_t>>
refine(const mesh::Mesh& mesh, bool redistribute, RefinementOptions options);
 
std::tuple<mesh::Mesh, std::vector<std::int32_t>, std::vector<std::int8_t>>
refine(const mesh::Mesh& mesh, const xtl::span<const std::int32_t>& edges,
       bool redistribute, RefinementOptions options);
 
std::tuple<graph::AdjacencyList<std::int64_t>, xt::xtensor<double, 2>,
           std::vector<std::int32_t>, std::vector<std::int8_t>>
compute_refinement_data(const mesh::Mesh& mesh, RefinementOptions options);
 
std::tuple<graph::AdjacencyList<std::int64_t>, xt::xtensor<double, 2>,
           std::vector<std::int32_t>, std::vector<std::int8_t>>
compute_refinement_data(const mesh::Mesh& mesh,
                        const xtl::span<const std::int32_t>& edges,
                        RefinementOptions options);
 
} // namespace plaza
} // namespace dolfinx::refinement