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///
/// This file is part of Rheolef.
///
/// Copyright (C) 2000-2009 Pierre Saramito <Pierre.Saramito@imag.fr>
///
/// Rheolef 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 2 of the License, or
/// (at your option) any later version.
///
/// Rheolef 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 Rheolef; if not, write to the Free Software
/// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
///
/// =========================================================================
//
// helper for vtk file io
//
// author: Pierre.Saramito@imag.fr
//
// 29 january 2020
//
#include "rheolef/reference_element.h"
#include "vtk_cell_type.h"
namespace rheolef {
size_t vtk_cell_type2variant (size_t vtk_cell_type)
{
switch (vtk_cell_type) {
case VTK_VERTEX:
return reference_element::p;
case VTK_LINE:
case VTK_QUADRATIC_EDGE:
case VTK_CUBIC_LINE:
case VTK_LAGRANGE_CURVE:
return reference_element::e;
case VTK_TRIANGLE:
case VTK_QUADRATIC_TRIANGLE:
case VTK_LAGRANGE_TRIANGLE:
return reference_element::t;
case VTK_QUAD:
case VTK_BIQUADRATIC_QUAD:
case VTK_LAGRANGE_QUADRILATERAL:
return reference_element::t;
case VTK_TETRA:
case VTK_QUADRATIC_TETRA:
case VTK_LAGRANGE_TETRAHEDRON:
return reference_element::T;
case VTK_WEDGE:
case VTK_BIQUADRATIC_QUADRATIC_WEDGE:
case VTK_LAGRANGE_WEDGE:
return reference_element::P;
case VTK_HEXAHEDRON:
case VTK_TRIQUADRATIC_HEXAHEDRON:
case VTK_LAGRANGE_HEXAHEDRON:
return reference_element::H;
case VTK_QUADRATIC_QUAD: // incomplete order 2 variants
case VTK_QUADRATIC_WEDGE:
case VTK_QUADRATIC_HEXAHEDRON:
default:
error_macro ("unsupported vtk cell type = "<<vtk_cell_type);
}
}
size_t nv2vtk_cell_type (size_t map_dim, size_t nv)
{
switch (map_dim) {
case 0: {
return VTK_VERTEX;
}
case 1: {
check_macro(nv == 2, "unexpected 1D vtk cell with "<<nv<<" vertices");
return VTK_LINE;
}
case 2: {
check_macro(nv == 3, "unexpected 2D vtk cell with "<<nv<<" vertices");
return VTK_TRIANGLE;
}
default: {
error_macro("unexpected "<<map_dim<<"D vtk cell");
return 0;
}
}
}
}// namespace rheolef
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