Commit 8d1fdd56 authored by Simon Emmert's avatar Simon Emmert Committed by Timo Koch
Browse files

[io] introduce vtkprecision with version check defaulting to the dune implementation

parent 1e6580fd
......@@ -22,5 +22,6 @@ vtkfunction.hh
vtkmultiwriter.hh
vtknestedfunction.hh
vtkoutputmodule.hh
vtkprecision.hh
vtksequencewriter.hh
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/dumux/io)
// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
// vi: set et ts=4 sw=4 sts=4:
/*****************************************************************************
* See the file COPYING for full copying permissions. *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
*****************************************************************************/
/*!
* \file
* \ingroup InputOutput
* \brief Vtk output precision options available in Dumux
*/
#ifndef VTK_PRECISION_HH
#define VTK_PRECISION_HH
#include <string>
#include <dune/grid/io/file/vtk/common.hh>
namespace Dumux::Vtk {
#if DUNE_VERSION_LT(DUNE_GRID, 2, 7)
//! which precision to use when writing out data to vtk files
enum class Precision
{
int32,
uint8,
uint32,
float32,
float64
};
#else
using Dune::VTK::Precision;
#endif
/*!
* \ingroup InputOutput
* \brief Maps a string (e.g. from input) to a Dune precision type
*
* \param precisionName string, e.g. from input-file
*/
inline Precision stringToPrecision(std::string precisionName)
{
// this should really be constexpr but GCC <= 7.2 has a bug which
// doesn't allow string_view to be constexpr
static const std::array<std::pair<std::string_view, Precision>, 5> nameToPrecision
{{
{ "Float32", Precision::float32 },
{ "Float64", Precision::float64 },
{ "UInt32", Precision::uint32 },
{ "UInt8", Precision::uint8 },
{ "Int32", Precision::int32 },
}};
for (const auto& [name, precision] : nameToPrecision)
if (name == precisionName)
return precision;
DUNE_THROW(Dune::InvalidStateException, "Unknown precision type " << precisionName);
}
} // end namespace Dumux::Vtk
#endif
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