structuralConstraintForbiddenArcs_inl.h

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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
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#pragma once
 

#ifndef DOXYGEN_SHOULD_SKIP_THIS
 
namespace gum {
 
  namespace learning {

    INLINE void StructuralConstraintForbiddenArcs::setGraphAlone(const DiGraph& graph) {}

    INLINE bool StructuralConstraintForbiddenArcs::checkArcAdditionAlone(NodeId x, NodeId y) const {
      return !_ForbiddenArcs_forbidden_arcs_.exists(Arc(x, y));
    }

    INLINE bool StructuralConstraintForbiddenArcs::checkArcDeletionAlone(NodeId x, NodeId y) const {
      return true;
    }

    INLINE bool StructuralConstraintForbiddenArcs::checkArcReversalAlone(NodeId x, NodeId y) const {
      return !_ForbiddenArcs_forbidden_arcs_.exists(Arc(y, x));
    }

    INLINE bool
        StructuralConstraintForbiddenArcs::checkModificationAlone(const ArcAddition& change) const {
      return checkArcAdditionAlone(change.node1(), change.node2());
    }

    INLINE bool
        StructuralConstraintForbiddenArcs::checkModificationAlone(const ArcDeletion& change) const {
      return checkArcDeletionAlone(change.node1(), change.node2());
    }

    INLINE bool
        StructuralConstraintForbiddenArcs::checkModificationAlone(const ArcReversal& change) const {
      return checkArcReversalAlone(change.node1(), change.node2());
    }

    INLINE bool
        StructuralConstraintForbiddenArcs::checkModificationAlone(const GraphChange& change) const {
      switch (change.type()) {
        case GraphChangeType::ARC_ADDITION :
          return checkArcAdditionAlone(change.node1(), change.node2());
 
        case GraphChangeType::ARC_DELETION :
          return checkArcDeletionAlone(change.node1(), change.node2());
 
        case GraphChangeType::ARC_REVERSAL :
          return checkArcReversalAlone(change.node1(), change.node2());
 
        default :
          GUM_ERROR(OperationNotAllowed,
                    "edge modifications are not "
                    "supported by StructuralConstraintForbiddenArcs");
      }
    }

    INLINE void StructuralConstraintForbiddenArcs::modifyGraphAlone(const ArcAddition& change) {}

    INLINE void StructuralConstraintForbiddenArcs::modifyGraphAlone(const ArcDeletion& change) {}

    INLINE void StructuralConstraintForbiddenArcs::modifyGraphAlone(const ArcReversal& change) {}

    INLINE void StructuralConstraintForbiddenArcs::modifyGraphAlone(const GraphChange& change) {}

    INLINE bool
        StructuralConstraintForbiddenArcs::isAlwaysInvalidAlone(const GraphChange& change) const {
      switch (change.type()) {
        case GraphChangeType::ARC_ADDITION :
          return !checkArcAdditionAlone(change.node1(), change.node2());
 
        case GraphChangeType::ARC_DELETION : return false;
 
        case GraphChangeType::ARC_REVERSAL :
          return !checkArcAdditionAlone(change.node2(), change.node1());
 
        default :
          GUM_ERROR(OperationNotAllowed,
                    "edge modifications are not supported "
                    "by StructuralConstraintForbiddenArcs");
      }
    }

    INLINE void StructuralConstraintForbiddenArcs::setArcs(const ArcSet& set) {
      _ForbiddenArcs_forbidden_arcs_ = set;
    }

    INLINE void StructuralConstraintForbiddenArcs::addArc(const Arc& arc) {
      _ForbiddenArcs_forbidden_arcs_.insert(arc);
    }

    INLINE void StructuralConstraintForbiddenArcs::eraseArc(const Arc& arc) {
      _ForbiddenArcs_forbidden_arcs_.erase(arc);
    }

    INLINE const ArcSet& StructuralConstraintForbiddenArcs::arcs() const {
      return _ForbiddenArcs_forbidden_arcs_;
    }
 
// include all the methods applicable to the whole class hierarchy
#  define GUM_CONSTRAINT_CLASS_NAME StructuralConstraintForbiddenArcs
#  include <agrum/BN/learning/constraints/structuralConstraintPatternRootInline.h>
#  undef GUM_CONSTRAINT_CLASS_NAME
 
  } /* namespace learning */
 
} /* namespace gum */
 
#endif /* DOXYGEN_SHOULD_SKIP_THIS */