fe_bernstein_shape_0D.C

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2026 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
 
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
 
// This library 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
// Lesser General Public License for more details.
 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
 
// C++ includes
 
// Local includes
#include "libmesh/fe.h"
#include "libmesh/elem.h"
 
 
namespace libMesh
{
 
 
LIBMESH_DEFAULT_VECTORIZED_FE(0,BERNSTEIN)
 
 
template <>
Real FE<0,BERNSTEIN>::shape(const ElemType,
                            const Order,
                            const unsigned int libmesh_dbg_var(i),
                            const Point &)
{
  libmesh_assert_less (i, 1);
  return 1.;
}
 
 
 
template <>
Real FE<0,BERNSTEIN>::shape(const Elem *,
                            const Order,
                            const unsigned int libmesh_dbg_var(i),
                            const Point &,
                            const bool)
{
  libmesh_assert_less (i, 1);
  return 1.;
}
 
template <>
Real FE<0,BERNSTEIN>::shape(const FEType,
                            const Elem *,
                            const unsigned int libmesh_dbg_var(i),
                            const Point &,
                            const bool)
{
  libmesh_assert_less (i, 1);
  return 1.;
}
 
 
 
template <>
Real FE<0,BERNSTEIN>::shape_deriv(const ElemType,
                                  const Order,
                                  const unsigned int,
                                  const unsigned int,
                                  const Point &)
{
  libmesh_error_msg("No spatial derivatives in 0D!");
  return 0.;
}
 
 
 
template <>
Real FE<0,BERNSTEIN>::shape_deriv(const Elem *,
                                  const Order,
                                  const unsigned int,
                                  const unsigned int,
                                  const Point &,
                                  const bool)
{
  libmesh_error_msg("No spatial derivatives in 0D!");
  return 0.;
}
 
template <>
Real FE<0,BERNSTEIN>::shape_deriv(const FEType,
                                  const Elem *,
                                  const unsigned int,
                                  const unsigned int,
                                  const Point &,
                                  const bool)
{
  libmesh_error_msg("No spatial derivatives in 0D!");
  return 0.;
}
 
 
#ifdef LIBMESH_ENABLE_SECOND_DERIVATIVES
 
template <>
Real FE<0,BERNSTEIN>::shape_second_deriv(const ElemType,
                                         const Order,
                                         const unsigned int,
                                         const unsigned int,
                                         const Point &)
{
  libmesh_error_msg("No spatial derivatives in 0D!");
  return 0.;
}
 
 
 
template <>
Real FE<0,BERNSTEIN>::shape_second_deriv(const Elem *,
                                         const Order,
                                         const unsigned int,
                                         const unsigned int,
                                         const Point &,
                                         const bool)
{
  libmesh_error_msg("No spatial derivatives in 0D!");
  return 0.;
}
 
 
template <>
Real FE<0,BERNSTEIN>::shape_second_deriv(const FEType,
                                         const Elem *,
                                         const unsigned int,
                                         const unsigned int,
                                         const Point &,
                                         const bool)
{
  libmesh_error_msg("No spatial derivatives in 0D!");
  return 0.;
}
#endif
 
} // namespace libMesh