FTMTreePPUtils.h

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#pragma once
 
#include <FTMTree.h>
#include <FTMTreePP.h>
 
namespace ttk {
  namespace ftm {
 
    template <class dataType>
    void getPersistencePairs(
      FTMTree_MT *tree,
      std::vector<std::tuple<SimplexId, SimplexId, dataType>> &pairs) {
      FTMTreePP pairsCompute;
      pairsCompute.setCustomTree(tree);
      pairsCompute.computePersistencePairs<dataType>(
        pairs, tree->isJoinTree<dataType>());
    }
 
    template <class dataType>
    std::vector<std::tuple<SimplexId, SimplexId, dataType>>
      computePersistencePairs(FTMTree_MT *tree) {
      std::vector<std::tuple<SimplexId, SimplexId, dataType>> pairs;
      getPersistencePairs<dataType>(tree, pairs);
      for(auto pair : pairs) {
        tree->getNode(std::get<0>(pair))->setOrigin(std::get<1>(pair));
        tree->getNode(std::get<1>(pair))->setOrigin(std::get<0>(pair));
      }
      return pairs;
    }
 
  } // namespace ftm
} // namespace ttk