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speed up incident_cells_threadsafe

This commit is contained in:
Laurent Rineau 2024-04-11 17:37:07 +02:00
parent 05d1cfa9b3
commit 9194bb0bca
1 changed files with 10 additions and 10 deletions
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20
TDS_3/include/CGAL/Triangulation_data_structure_3.h
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@ -31,6 +31,7 @@
#include <limits>
#include <boost/unordered_set.hpp>
#include <boost/container/flat_set.hpp>
#include <boost/container/small_vector.hpp>
#include <boost/iterator/function_output_iterator.hpp>
#include <CGAL/utility.h>
@ -830,13 +831,16 @@ private:
return it;
}
template <class IncidentFacetIterator>
template <class IncidentFacetIterator, typename CellsContainers>
void
incident_cells_3_threadsafe(Vertex_handle v, Cell_handle d,
std::vector<Cell_handle> &cells,
CellsContainers &cells,
IncidentFacetIterator facet_it) const
{
boost::unordered_set<Cell_handle, Handle_hash_function> found_cells;
boost::container::flat_set<Cell_handle,
std::less<>,
boost::container::small_vector<Cell_handle, 128>> found_cells;
// boost::unordered_set<Cell_handle, Handle_hash_function> found_cells;
cells.push_back(d);
found_cells.insert(d);
@ -1411,20 +1415,16 @@ public:
Visitor visit(v, output, this, f);
std::vector<Cell_handle> tmp_cells;
tmp_cells.reserve(64);
boost::container::small_vector<Cell_handle, 128> tmp_cells;
if ( dimension() == 3 )
incident_cells_3_threadsafe(
v, v->cell(), tmp_cells, visit.facet_it());
else
incident_cells_2(v, v->cell(), std::back_inserter(tmp_cells));
typename std::vector<Cell_handle>::iterator cit;
for(cit = tmp_cells.begin();
cit != tmp_cells.end();
++cit)
for(auto c : tmp_cells)
{
visit(*cit);
visit(c);
}
return visit.result();