std::vector<std::vector<double> > GeomDecomp::compute_entity_centroid(stk::mesh::BulkData& bulk_data, const mesh::Entity & entity,
const VectorField & nodal_coor_ref,
std::vector<double> & centroid)
{
std::vector<std::vector<double> > coordinates;
stk::mesh::EntityRank entity_rank = bulk_data.entity_rank(entity);
if (entity_rank == stk::topology::ELEMENT_RANK + 1)
{
for (stk::mesh::EntityRank irank=stk::topology::NODE_RANK; irank <= stk::topology::ELEMENT_RANK; ++irank)
{
const percept::MyPairIterRelation nr(bulk_data, entity , irank);
for (unsigned ii=0; ii < nr.size(); ++ii)
{
stk::mesh::Entity elem = nr[ii].entity();
std::vector<std::vector<double> > coordinates_1;
entity_coordinates(bulk_data, elem, nodal_coor_ref, coordinates_1);
coordinates.insert(coordinates.end(), coordinates_1.begin(), coordinates_1.end());
}
}
}
else
{
entity_coordinates(bulk_data, entity, nodal_coor_ref, coordinates);
}
const int num_nodes = coordinates.size();
const int ndim = coordinates.front().size();
centroid.resize(ndim);
for (int i=0; i<ndim; ++i) { centroid[i] = 0; }
for ( int j = 0; j < num_nodes; ++j ) {
for ( int i = 0; i < ndim; ++i ) { centroid[i] += coordinates[j][i]; }
}
if (1 != num_nodes) {
for (int i=0; i<ndim; ++i) { centroid[i] /= num_nodes; }
}
return coordinates;
}
std::vector<std::vector<double> > GeomDecomp::compute_entity_centroid(const mesh::Entity & entity,
const VectorField & nodal_coor_ref,
std::vector<double> & centroid)
{
std::vector<std::vector<double> > coordinates;
entity_coordinates(entity, nodal_coor_ref, coordinates);
const int ndim = coordinates.front().size();
const int num_nodes = coordinates.size();
centroid.resize(ndim);
for (int i=0; i<ndim; ++i) { centroid[i] = 0; }
for ( int j = 0; j < num_nodes; ++j ) {
for ( int i = 0; i < ndim; ++i ) { centroid[i] += coordinates[j][i]; }
}
if (1 != num_nodes) {
for (int i=0; i<ndim; ++i) { centroid[i] /= num_nodes; }
}
return coordinates;
}
