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structural_mechanics_model_boundary.cc
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structural_mechanics_model_boundary.cc
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/**
* @file structural_mechanics_model_boundary.cc
*
* @author Fabian Barras <fabian.barras@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @author Damien Spielmann <damien.spielmann@epfl.ch>
*
* @date creation: Fri Jul 15 2011
* @date last modification: Sun Oct 19 2014
*
* @brief Implementation of the boundary conditions for StructuralMechanicsModel
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014, 2015 EPFL (Ecole Polytechnique Fédérale de
* Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
* Solides)
*
* Akantu 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.
*
* Akantu 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 Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "model.hh"
#include "structural_mechanics_model.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
template<>
void StructuralMechanicsModel::transferNMatrixToSymVoigtNMatrix<_bernoulli_beam_2>(Array<Real> & N_matrix) {
AKANTU_DEBUG_IN();
MyFEEngineType & fem = getFEEngineClass<MyFEEngineType>();
UInt nb_nodes_per_element = getFEEngine().getMesh().getNbNodesPerElement(_bernoulli_beam_2);
Array<Real>::const_vector_iterator shape_N0 = fem.getShapeFunctions().getShapes(_bernoulli_beam_2, _not_ghost, 0).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_M0 = fem.getShapeFunctions().getShapes(_bernoulli_beam_2, _not_ghost, 1).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_L0 = fem.getShapeFunctions().getShapes(_bernoulli_beam_2, _not_ghost, 2).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Mp = fem.getShapeFunctions().getShapes(_bernoulli_beam_2, _not_ghost, 3).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Lp = fem.getShapeFunctions().getShapes(_bernoulli_beam_2, _not_ghost, 4).begin(nb_nodes_per_element);
N_matrix.clear();
Array<Real>::matrix_iterator N_it = N_matrix.begin(nb_degree_of_freedom, nb_degree_of_freedom * nb_nodes_per_element);
Array<Real>::matrix_iterator N_end = N_matrix.end(nb_degree_of_freedom, nb_degree_of_freedom * nb_nodes_per_element);
for (;N_it != N_end; ++N_it, ++shape_N0, ++shape_M0, ++shape_L0, ++shape_Mp, ++shape_Lp) {
Matrix<Real> & N = *N_it;
const Vector<Real> & N0 = *shape_N0;
const Vector<Real> & M0 = *shape_M0;
const Vector<Real> & L0 = *shape_L0;
const Vector<Real> & Mp = *shape_Mp;
const Vector<Real> & Lp = *shape_Lp;
N(0,0) = N0(0);
N(0,3) = N0(1);
N(1,1) = M0(0);
N(1,2) = L0(0);
N(1,4) = M0(1);
N(1,5) = L0(1);
N(2,1) = Mp(0);
N(2,2) = Lp(0);
N(2,4) = Mp(1);
N(2,5) = Lp(1);
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<>
void StructuralMechanicsModel::transferNMatrixToSymVoigtNMatrix<_bernoulli_beam_3>(Array<Real> & N_matrix) {
AKANTU_DEBUG_IN();
ElementType type = _bernoulli_beam_3;
MyFEEngineType & fem = getFEEngineClass<MyFEEngineType>();
UInt nb_nodes_per_element = getFEEngine().getMesh().getNbNodesPerElement(type);
Array<Real>::const_vector_iterator shape_N0 = fem.getShapeFunctions().getShapes(type, _not_ghost, 0).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_M0 = fem.getShapeFunctions().getShapes(type, _not_ghost, 1).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_L0 = fem.getShapeFunctions().getShapes(type, _not_ghost, 2).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Mp = fem.getShapeFunctions().getShapes(type, _not_ghost, 3).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Lp = fem.getShapeFunctions().getShapes(type, _not_ghost, 4).begin(nb_nodes_per_element);
N_matrix.clear();
Array<Real>::matrix_iterator N_it = N_matrix.begin(nb_degree_of_freedom, nb_degree_of_freedom * nb_nodes_per_element);
Array<Real>::matrix_iterator N_end = N_matrix.end(nb_degree_of_freedom, nb_degree_of_freedom * nb_nodes_per_element);
for (; N_it != N_end; ++N_it, ++shape_N0, ++shape_M0, ++shape_L0, ++shape_Mp, ++shape_Lp) {
Matrix<Real> & N = *N_it;
const Vector<Real> & N0 = *shape_N0;
const Vector<Real> & M0 = *shape_M0;
const Vector<Real> & L0 = *shape_L0;
const Vector<Real> & Mp = *shape_Mp;
const Vector<Real> & Lp = *shape_Lp;
N(0,0) = N0(0);
N(0,6) = N0(1);
N(1,1) = M0(0);
N(1,5) = L0(0);
N(1,7) = M0(1);
N(1,11) = L0(1);
N(2,2) = M0(0);
N(2,4) = -L0(0);
N(2,8) = M0(1);
N(2,10) = -L0(1);
N(3,3) = N0(0);
N(3,9) = N0(1);
N(4,2) = Mp(0);
N(4,4) = -Lp(0);
N(4,8) = Mp(1);
N(4,10) = -Lp(1);
N(5,1) = Mp(0);
N(5,5) = Lp(0);
N(5,7) = Mp(1);
N(5,11) = Lp(1);
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
template<>
void StructuralMechanicsModel::transferNMatrixToSymVoigtNMatrix<_kirchhoff_shell>(Array<Real> & N_matrix) {
AKANTU_DEBUG_IN();
ElementType type = _kirchhoff_shell;
MyFEEngineType & fem = getFEEngineClass<MyFEEngineType>();
UInt nb_nodes_per_element = getFEEngine().getMesh().getNbNodesPerElement(type);
Array<Real>::const_vector_iterator shape_N0 = fem.getShapeFunctions().getShapes(type, _not_ghost, 0).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Nw2 = fem.getShapeFunctions().getShapes(type, _not_ghost, 1).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Nw3 = fem.getShapeFunctions().getShapes(type, _not_ghost, 2).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Nx1 = fem.getShapeFunctions().getShapes(type, _not_ghost, 3).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Nx2 = fem.getShapeFunctions().getShapes(type, _not_ghost, 4).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Nx3 = fem.getShapeFunctions().getShapes(type, _not_ghost, 5).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Ny1 = fem.getShapeFunctions().getShapes(type, _not_ghost, 6).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Ny2 = fem.getShapeFunctions().getShapes(type, _not_ghost, 7).begin(nb_nodes_per_element);
Array<Real>::const_vector_iterator shape_Ny3 = fem.getShapeFunctions().getShapes(type, _not_ghost, 8).begin(nb_nodes_per_element);
N_matrix.clear();
Array<Real>::matrix_iterator N_it = N_matrix.begin(nb_degree_of_freedom, nb_degree_of_freedom * nb_nodes_per_element);
Array<Real>::matrix_iterator N_end = N_matrix.end(nb_degree_of_freedom, nb_degree_of_freedom * nb_nodes_per_element);
for (; N_it != N_end; ++N_it, ++shape_N0, ++shape_Nw2, ++shape_Nw3, ++shape_Nx1, ++shape_Nx2, ++shape_Nx3, ++shape_Ny1, ++shape_Ny2, ++shape_Ny3) {
Matrix<Real> & N = *N_it;
const Vector<Real> & N0 = *shape_N0;
const Vector<Real> & Nw2 = *shape_Nw2;
const Vector<Real> & Nw3 = *shape_Nw3;
const Vector<Real> & Nx1 = *shape_Nx1;
const Vector<Real> & Nx2 = *shape_Nx2;
const Vector<Real> & Nx3 = *shape_Nx3;
const Vector<Real> & Ny1 = *shape_Ny1;
const Vector<Real> & Ny2 = *shape_Ny2;
const Vector<Real> & Ny3 = *shape_Ny3;
N(0,0) = N0(0);
N(0,5) = N0(1);
N(0,10) = N0(2);
N(1,1) = N0(0);
N(1,5) = N0(1);
N(1,11) = N0(2);
N(2,2) = N0(0);
N(2,3) = Nw2(0);
N(2,4) = Nw3(0);
N(2,7) = N0(1);
N(2,8) = Nw2(1);
N(2,9) = Nw3(1);
N(2,12) = N0(2);
N(2,13) = Nw2(2);
N(2,14) = Nw3(2);
N(3,2) = Nx1(0);
N(3,3) = Nx2(0);
N(3,4) = Nx3(0);
N(3,7) = Nx1(1);
N(3,8) = Nx2(1);
N(3,9) = Nx3(1);
N(3,12) = Nx1(2);
N(3,13) = Nx2(2);
N(3,14) = Nx3(2);
N(4,2) = Ny1(0);
N(4,3) = Ny2(0);
N(4,4) = Ny3(0);
N(4,7) = Ny1(1);
N(4,8) = Ny2(1);
N(4,9) = Ny3(1);
N(4,12) = Ny1(2);
N(4,13) = Ny2(2);
N(4,14) = Ny3(2);
}
AKANTU_DEBUG_OUT();
}
/* -------------------------------------------------------------------------- */
__END_AKANTU__

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