/usr/include/getfem/getfem_mesh_fem_sum.h is in libgetfem++-dev 4.2.1~beta1~svn4482~dfsg-2build1.
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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 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 | /* -*- c++ -*- (enables emacs c++ mode) */
/*===========================================================================
Copyright (C) 2004-2012 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_mesh_fem_sum.h
@author Yves Renard <Yves.Renard@insa-lyon.fr>
@author Julien Pommier <Julien.Pommier@insa-toulouse.fr>
@date March 18, 2005.
@brief Implement a special mesh_fem with merges the FEMs of two
(or more) mesh_fems.
*/
#ifndef GETFEM_MESH_SUM_H__
#define GETFEM_MESH_SUM_H__
#include "getfem_mesh_fem.h"
namespace getfem {
typedef std::vector<const std::string *> dof_enrichments;
/** @internal FEM used in mesh_fem_sum objects. */
class fem_sum : public virtual_fem {
std::vector<pfem> pfems; /* the fems to be summed */
bool smart_global_dof_linking_;
size_type cv;
public:
size_type index_of_global_dof(size_type cv_, size_type j) const;
fem_sum(const std::vector<pfem> &pfs, size_type i,
bool smart_global_dof_linking)
: pfems(pfs), smart_global_dof_linking_(smart_global_dof_linking),
cv(i) { init(); }
void init();
void valid();
void base_value(const base_node &x, base_tensor &t) const;
void grad_base_value(const base_node &x, base_tensor &t) const;
void hess_base_value(const base_node &x, base_tensor &t) const;
void real_base_value(const fem_interpolation_context& c,
base_tensor &t, bool = true) const;
void real_grad_base_value(const fem_interpolation_context& c,
base_tensor &t, bool = true) const;
void real_hess_base_value(const fem_interpolation_context& c,
base_tensor &t, bool = true) const;
void mat_trans(base_matrix &M, const base_matrix &G,
bgeot::pgeometric_trans pgt) const;
};
/** @brief Implement a special mesh_fem with merges the FEMs of
two (or more) mesh_fems.
*/
class mesh_fem_sum : public mesh_fem {
protected :
std::vector<const mesh_fem *> mfs;
mutable std::map< std::vector<pfem>, pfem> situations;
mutable std::vector<pfem> build_methods;
mutable bool is_adapted;
bool smart_global_dof_linking_;
void clear_build_methods();
public :
void adapt(void);
void update_from_context(void) const { is_adapted = false; }
void clear(void);
size_type memsize() const {
return mesh_fem::memsize(); // + ... ;
}
mesh_fem_sum(const mesh &me, bool smart_global_dof_linking = false)
: mesh_fem(me), smart_global_dof_linking_(smart_global_dof_linking)
{ is_adapted = false; }
void set_mesh_fems(const std::vector<const mesh_fem *> &mefs)
{ mfs = mefs; adapt(); }
/** enabled "smart" dof linking between the mesh_fems.
It was introduced for the point-wise matching part of
tests/crack.cc but it does not work with discontinuous global
functions...
*/
void set_smart_global_dof_linking(bool b)
{ smart_global_dof_linking_ = b; }
void set_mesh_fems(const mesh_fem &mf1)
{ mfs.clear(); mfs.push_back(&mf1); adapt(); }
void set_mesh_fems(const mesh_fem &mf1, const mesh_fem &mf2)
{ mfs.clear(); mfs.push_back(&mf1); mfs.push_back(&mf2); adapt(); }
void set_mesh_fems(const mesh_fem &mf1, const mesh_fem &mf2,
const mesh_fem &mf3) {
mfs.clear();
mfs.push_back(&mf1); mfs.push_back(&mf2); mfs.push_back(&mf3);
adapt();
}
~mesh_fem_sum() { clear_build_methods(); }
};
} /* end of namespace getfem. */
#endif
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