Program Listing for File mesh.h

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// SPDX-FileCopyrightText: 2024 The OpenSn Authors <https://open-sn.github.io/opensn/>
// SPDX-License-Identifier: MIT

#pragma once

#include <string_view>
#include <cstddef>

namespace opensn
{

enum CoordinateSystemType : int
{
  UNDEFINED = 0,
  CARTESIAN = 1,
  CYLINDRICAL = 2,
  SPHERICAL = 3,
};

constexpr std::string_view
ToString(CoordinateSystemType type) noexcept
{
  switch (type)
  {
    case CoordinateSystemType::UNDEFINED:
      return "UNDEFINED";
    case CoordinateSystemType::CARTESIAN:
      return "CARTESIAN";
    case CoordinateSystemType::CYLINDRICAL:
      return "CYLINDRICAL";
    case CoordinateSystemType::SPHERICAL:
      return "SPHERICAL";
    default:
      return "UNKNOWN";
  }
}

enum MeshType : int
{
  ORTHOGONAL,
  UNSTRUCTURED
};

constexpr std::string_view
ToString(MeshType type) noexcept
{
  switch (type)
  {
    case ORTHOGONAL:
      return "UNDEFINED";
    case UNSTRUCTURED:
      return "CARTESIAN";
    default:
      return "UNKNOWN";
  }
}

enum BoundaryID : int
{
  XMIN = 0,
  XMAX = 1,
  YMIN = 2,
  YMAX = 3,
  ZMIN = 4,
  ZMAX = 5
};

struct OrthoMeshAttributes
{
  size_t Nx = 0;
  size_t Ny = 0;
  size_t Nz = 0;
};

} // namespace opensn