graphicalModel_inl.h

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 *   This file is part of the aGrUM/pyAgrum library.                        *
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 *   Copyright (c) 2005-2025 by                                             *
 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
 *       - Christophe GONZALES(_at_AMU)                                     *
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 *   SPDX-FileCopyrightText: Copyright 2005-2025                            *
 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
 *       - Christophe GONZALES(_at_AMU)                                     *
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 *   Contact  : info_at_agrum_dot_org                                       *
 *   homepage : http://agrum.gitlab.io                                      *
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#pragma once
 

#include <algorithm>
#include <iterator>
 
#include <agrum/base/graphicalModels/graphicalModel.h>
 
#include <agrum/base/core/math/math_utils.h>
 
namespace gum {
 
  INLINE
  const std::string& GraphicalModel::property(const std::string& name) const {
    try {
      return _properties_()[name];
    } catch (NotFound const&) {
      std::string msg = "The following property does not exists: ";
      GUM_ERROR(NotFound, msg + name)
    }
  }
 
  INLINE
  const HashTable< std::string, std::string >& GraphicalModel::_properties_() const {
    return _propertiesMap_;
  }
 
  INLINE
  const std::string& GraphicalModel::propertyWithDefault(const std::string& name,
                                                         const std::string& byDefault) const {
    return (_propertiesMap_.exists(name)) ? _propertiesMap_[name] : byDefault;
  }
 
  INLINE
  std::vector< std::string > GraphicalModel::properties() const {
    std::vector< std::string > prop;
    for (const auto& [p, v]: _propertiesMap_)
      prop.push_back(p);
    return prop;
  }
 
  INLINE
  void GraphicalModel::setProperty(const std::string& name, const std::string& value) {
    if (_propertiesMap_.exists(name)) _propertiesMap_[name] = value;
    else _propertiesMap_.insert(name, value);
  }
 
  INLINE
  double GraphicalModel::log10DomainSize() const {
    double dSize = 0.0;
 
    for (const auto node: nodes()) {
      dSize += std::log10(variable(node).domainSize());
    }
 
    return dSize;
  }
 
  INLINE
  Instantiation GraphicalModel::completeInstantiation() const {
    Instantiation I;
 
    for (const auto node: nodes())
      I << variable(node);
 
    return I;
  }
 
  INLINE
  bool GraphicalModel::empty() const { return size() == 0; }
 
  INLINE
  std::vector< std::string > GraphicalModel::names(const std::vector< NodeId >& ids) const {
    std::vector< std::string > res;
    const VariableNodeMap&     v = variableNodeMap();
    std::transform(ids.cbegin(), ids.cend(), std::back_inserter(res), [v](NodeId n) {
      return v[n].name();
    });
    return res;
  }
 
  INLINE
  std::vector< std::string > GraphicalModel::names(const NodeSet& ids) const {
    const VariableNodeMap&     v = variableNodeMap();
    std::vector< std::string > res;
    for (auto n: ids) {
      res.push_back(v.name(n));
    }
    return res;
  }
 
  INLINE
  std::vector< NodeId > GraphicalModel::ids(const std::vector< std::string >& names) const {
    std::vector< NodeId >  res;
    const VariableNodeMap& v = variableNodeMap();
    std::transform(names.cbegin(),
                   names.cend(),
                   std::back_inserter(res),
                   [v](const std::string& n) { return v.idFromName(n); });
    return res;
  }
 
  INLINE
  VariableSet GraphicalModel::variables(const std::vector< std::string >& l) const {
    VariableSet            s;
    const VariableNodeMap& v = variableNodeMap();
    for (const auto& name: l) {
      s.insert(&v.variableFromName(name));
    }
    return s;
  }
 
  INLINE
  VariableSet GraphicalModel::variables(const NodeSet& l) const {
    VariableSet            s;
    const VariableNodeMap& v = variableNodeMap();
    for (const auto& node: l) {
      s.insert(&v.get(node));
    }
    return s;
  }
 
} /* namespace gum */