/usr/include/getfem/getfem_external_data_fem.h is in libgetfem++-dev 4.2.1~beta1~svn4635~dfsg-3+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 | /* -*- c++ -*- (enables emacs c++ mode) */
/*===========================================================================
Copyright (C) 2002-2012 Yves Renard
This file is a part of GETFEM++
Getfem++ 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 3 of the License, or
(at your option) any later version along with the GCC Runtime Library
Exception either version 3.1 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 Lesser General Public
License and GCC Runtime Library Exception for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
As a special exception, you may use this file as it is a part of a free
software library without restriction. Specifically, if other files
instantiate templates or use macros or inline functions from this file,
or you compile this file and link it with other files to produce an
executable, this file does not by itself cause the resulting executable
to be covered by the GNU Lesser General Public License. This exception
does not however invalidate any other reasons why the executable file
might be covered by the GNU Lesser General Public License.
===========================================================================*/
/**@file getfem_external_data_fem.h
@author Yves Renard <Yves.Renard@insa-lyon.fr>
@date June 28, 2003.
@brief A pseudo FEM allowing to define any function on a getfem::mesh_fem.
*/
#include "getfem_fem.h"
#include "getfem_mesh_fem.h"
#include "bgeot_geotrans_inv.h"
namespace getfem
{
/** A pseudo FEM allowing to define any function on a getfem::mesh_fem.
Inheriting from this FEM, it is possible to define a mesh_fem which interpolates exactly a given function. The resulting mesh_fem is scalar, and has only 1 dof.
Overload at least real_base_value.
*/
class external_data_fem : public virtual_fem {
public :
void base_value(const base_node &, base_tensor &) const
{ GMM_ASSERT1(false, "Uninstantied function"); }
void grad_base_value(const base_node &, base_tensor &) const
{ GMM_ASSERT1(false, "Uninstantied function"); }
void hess_base_value(const base_node &, base_tensor &) const
{ GMM_ASSERT1(false, "Uninstantied function"); }
void real_base_value(const fem_interpolation_context &,
base_tensor &, bool = true) const
{ GMM_ASSERT1(false, "Uninstantied function"); }
void real_grad_base_value(const fem_interpolation_context &,
base_tensor &, bool = true) const
{ GMM_ASSERT1(false, "Uninstantied function"); }
void real_hess_base_value(const fem_interpolation_context &,
base_tensor &, bool = true) const
{ GMM_ASSERT1(false, "Uninstantied function"); }
external_data_fem(const bgeot::pconvex_ref cvr_, size_type dim = 1) {
cvr = cvr_;
is_equiv = real_element_defined = true;
is_polycomp = is_pol = is_lag = false;
es_degree = 5;
ntarget_dim = dim;
init_cvs_node();
base_node pt(cvr->structure()->dim()); pt.fill(0.001);
add_node(lagrange_dof(cvr->structure()->dim()), pt);
}
};
} /* end of namespace getfem. */
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