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Added unique ID to derived predicates for easier translation.

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This commit is contained in:
Patrick Lühne 2016-09-09 17:08:31 +02:00
parent a62cc8b3b9
commit 0ca51236bd
4 changed files with 22 additions and 2 deletions
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6
include/plasp/pddl/expressions/DerivedPredicate.h
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@ -24,12 +24,18 @@ class DerivedPredicate: public ExpressionCRTP<DerivedPredicate>
// TODO: consider implementing parsing functions for compatibility with older PDDL versions
public:
explicit DerivedPredicate(size_t id);
size_t id() const;
void setArgument(ExpressionPointer argument);
ExpressionPointer argument() const;
void print(std::ostream &ostream) const override;
private:
size_t m_id;
ExpressionPointer m_argument;
};

14
src/plasp/pddl/expressions/DerivedPredicate.cpp
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@ -16,6 +16,20 @@ namespace expressions
//
////////////////////////////////////////////////////////////////////////////////////////////////////
DerivedPredicate::DerivedPredicate(size_t id)
: m_id{id}
{
}
////////////////////////////////////////////////////////////////////////////////////////////////////
size_t DerivedPredicate::id() const
{
return m_id;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
void DerivedPredicate::setArgument(ExpressionPointer argument)
{
m_argument = argument;

2
src/plasp/pddl/expressions/ForAll.cpp
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@ -24,7 +24,7 @@ const std::string ForAll::Identifier = "forall";
ExpressionPointer ForAll::decomposed(DerivedPredicates &derivedPredicates)
{
auto derivedPredicate = DerivedPredicatePointer(new DerivedPredicate);
auto derivedPredicate = DerivedPredicatePointer(new DerivedPredicate(derivedPredicates.size()));
derivedPredicates.push_back(derivedPredicate);
derivedPredicate->setArgument(this);

2
src/plasp/pddl/expressions/Or.cpp
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@ -28,7 +28,7 @@ ExpressionPointer Or::decomposed(DerivedPredicates &derivedPredicates)
argument = argument->decomposed(derivedPredicates);
});
auto derivedPredicate = DerivedPredicatePointer(new DerivedPredicate);
auto derivedPredicate = DerivedPredicatePointer(new DerivedPredicate(derivedPredicates.size()));
derivedPredicates.push_back(derivedPredicate);
derivedPredicate->setArgument(this);