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boundary_functions.cc
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Tue, Jul 30, 14:16

boundary_functions.cc
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/**
* @file boundary_functions.cc
*
*
*
* @brief
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
*/
#include "boundary_functions.hh"
namespace akantu {
/* -------------------------------------------------------------------------- */
Real integrateResidual(const std::string & sub_boundary_name,
const SolidMechanicsModel & model, UInt dir) {
Real int_res = 0.;
const Mesh & mesh = model.getMesh();
const Array<Real> & residual = model.getResidual();
// do not need try catch, as all subboundaries should be everywhere.
// try {
const ElementGroup & boundary = mesh.getElementGroup(sub_boundary_name);
ElementGroup::const_node_iterator nit = boundary.node_begin();
ElementGroup::const_node_iterator nend = boundary.node_end();
for (; nit != nend; ++nit) {
bool is_local_node = mesh.isLocalOrMasterNode(*nit);
if (is_local_node) {
int_res += residual(*nit, dir);
}
}
// } catch(debug::Exception e) {
// // AKANTU_ERROR("Error computing integrateResidual. Cannot get
// SubBoundary: "
// // << sub_boundary_name << " [" << e.what() << "]");
// }
StaticCommunicator::getStaticCommunicator().allReduce(&int_res, 1, _so_sum);
return int_res;
}
/* -------------------------------------------------------------------------- */
void boundaryFix(Mesh & mesh,
const std::vector<std::string> & sub_boundary_names) {
std::vector<std::string>::const_iterator it = sub_boundary_names.begin();
std::vector<std::string>::const_iterator end = sub_boundary_names.end();
for (; it != end; ++it) {
if (mesh.element_group_find(*it) == mesh.element_group_end()) {
mesh.createElementGroup(
*it, mesh.getSpatialDimension() - 1); // empty element group
}
}
}
} // namespace akantu

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