Added ZigzagPersistence::is_alive() + consistency zigzag outputs betti 1 at each stage
/* Implementations */
template<class T>
void
ConsistencyList<T>::
swap(iterator i, iterator j)
{
Parent::swap(i.get_base(),j.get_base());
}
template<class T>
template<class BinaryPredicate>
void
ConsistencyList<T>::
sort(BinaryPredicate cmp)
{
Parent::sort(cmp);
OrderType cur_order = 0;
for (typename Parent::iterator cur = begin(); cur != end(); ++cur)
cur->consistency = cur_order++;
}
template<class T>
typename ConsistencyList<T>::iterator
ConsistencyList<T>::
push_back(const_reference x)
{
++sz;
return Parent::push_back(NodeType(x, sz));
}
template<class T>
typename ConsistencyList<T>::iterator
ConsistencyList<T>::
insert(iterator p, const_reference x)
{
++sz;
return Parent::insert(p.get_base(), NodeType(x, sz));
}
/* OrderComparison */
template<class T>
int
ConsistencyList<T>::
OrderComparison::compare(ComparableType a, ComparableType b) const
{
typename Parent::OrderComparison cmp;
return cmp.compare(a.get_base(), b.get_base());
}
/* LessThanComparison */
template<class T>
int ConsistencyList<T>::LessThanComparison::compare(ComparableType a, ComparableType b) const
{ return Parent::compare(a,b); }
template<class T>
bool ConsistencyList<T>::LessThanComparison::operator()(ComparableType a, ComparableType b) const
{ return compare(a,b) == -1; }
/* GreaterThanComparison */
template<class T>
int ConsistencyList<T>::GreaterThanComparison::compare(ComparableType a, ComparableType b) const
{ return -Parent::compare(a,b); }
template<class T>
bool ConsistencyList<T>::GreaterThanComparison::operator()(ComparableType a, ComparableType b) const
{ return compare(a,b) == -1; }
/* ConsistencyComparison */
template<class T>
int ConsistencyList<T>::ConsistencyComparison::compare(ComparableType a, ComparableType b) const
{
if (a.get_base()->consistency < b.get_base()->consistency) return -1;
else if (a.get_base()->consistency == b.get_base()->consistency) return 0;
else return 1;
}
template<class T>
bool ConsistencyList<T>::ConsistencyComparison::operator()(ComparableType a, ComparableType b) const
{ return compare(a,b) == -1; }