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rAKA/examples/contact_mechanics/explicit_detection.cc
2f449dcda0b1bugfixes/39-the-python…

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explicit_detection.cc
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/* -------------------------------------------------------------------------- */
#include "contact_mechanics_model.hh"
#include "dumper_elemental_field.hh"
#include "dumper_nodal_field.hh"
#include "dumper_iohelper_paraview.hh"
/* -------------------------------------------------------------------------- */
using namespace akantu;
/* -------------------------------------------------------------------------- */
int main(int argc, char *argv[]) {
std::string mesh_file = "explicit.msh";
std::string material_file = "options_explicit.dat";
const UInt spatial_dimension = 2;
initialize(material_file, argc, argv);
Mesh mesh(spatial_dimension);
mesh.read(mesh_file);
ContactDetector detector(mesh);
auto &&surface_selector = std::make_shared<PhysicalSurfaceSelector>(mesh);
detector.setSurfaceSelector(surface_selector);
std::map<UInt, ContactElement> contact_map;
detector.search(contact_map);
UInt nb_nodes = mesh.getNbNodes();
Array<Real> gaps(nb_nodes, 1);
Array<Real> normals(nb_nodes, spatial_dimension);
for (auto & entry: contact_map) {
const auto & node = entry.first;
const auto & element = entry.second;
gaps[node] = element.gap;
for (auto i : arange(spatial_dimension)) {
normals(node, i) = element.normal[i];
}
}
DumperParaview dumper("explicit_detection", "./paraview", false);
dumper.registerMesh(mesh);
auto gap_field = std::make_shared<dumper::NodalField<Real>>(gaps);
auto normal_field = std::make_shared<dumper::NodalField<Real>>(normals);
dumper.registerField("gaps", gap_field);
dumper.registerField("normals", normal_field);
dumper.dump();
finalize();
return EXIT_SUCCESS;
}
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