multiDimCombineAndProject_tpl.h

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/****************************************************************************
 *   This file is part of the aGrUM/pyAgrum library.                        *
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 *   Copyright (c) 2005-2026 by                                             *
 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
 *       - Christophe GONZALES(_at_AMU)                                     *
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 *   SPDX-FileCopyrightText: Copyright 2005-2026                            *
 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
 *       - Christophe GONZALES(_at_AMU)                                     *
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#pragma once
 

 
#include <agrum/base/multidim/utils/operators/multiDimCombineAndProject.h>   // to ease IDE parser
#ifndef DOXYGEN_SHOULD_SKIP_THIS
 
#  include <agrum/agrum.h>
 
namespace gum {
 
  // default constructor
  template < class TABLE >
  MultiDimCombineAndProject< TABLE >::MultiDimCombineAndProject() {
    // for debugging purposes
    GUM_CONSTRUCTOR(MultiDimCombineAndProject);
  }
 
  // copy constructor
  template < class TABLE >
  MultiDimCombineAndProject< TABLE >::MultiDimCombineAndProject(
      const MultiDimCombineAndProject< TABLE >&) {
    // for debugging purposes
    GUM_CONS_CPY(MultiDimCombineAndProject);
  }
 
  // destructor
  template < class TABLE >
  MultiDimCombineAndProject< TABLE >::~MultiDimCombineAndProject() {
    // for debugging purposes
    GUM_DESTRUCTOR(MultiDimCombineAndProject);
  }
 
  // add to a given schedule the set of operations needed
  template < class TABLE >
  Set< const IScheduleMultiDim* > MultiDimCombineAndProject< TABLE >::schedule(
      Schedule&                              schedule,
      const Set< const IScheduleMultiDim* >& original_tables,
      const gum::VariableSet&                del_vars,
      const bool                             is_result_persistent) const {
    // compute the set of operations to perform and insert them into the schedule
    auto ops_res = operations(original_tables, del_vars, false);
    for (const auto op: ops_res.first)
      schedule.insertOperation(*op);
 
    // get the results actually stored into the schedule
    Set< const IScheduleMultiDim* > result(ops_res.second.size());
    if (!is_result_persistent) {
      for (const auto pot: ops_res.second)
        result.insert(schedule.scheduleMultiDim(pot->id()));
    } else {
      for (const auto pot: ops_res.second) {
        const IScheduleMultiDim* table       = schedule.scheduleMultiDim(pot->id());
        const auto               creating_op = schedule.scheduleMultiDimCreator(table);
        if (creating_op != nullptr) {
          const_cast< ScheduleOperator* >(creating_op)->makeResultsPersistent(true);
        }
        result.insert(table);
      }
    }
 
    // free memory
    for (const auto op: ops_res.first)
      delete op;
 
    return result;
  }
 
} /* namespace gum */
 
#endif /* DOXYGEN_SHOULD_SKIP_THIS */