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Implement MGLevelObject::n_levels() #13529

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Mar 11, 2022
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Implement MGLevelObject::n_levels() #13529

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14 changes: 14 additions & 0 deletions include/deal.II/base/mg_level_object.h
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Original file line number Diff line number Diff line change
Expand Up @@ -148,6 +148,12 @@ class MGLevelObject : public Subscriptor
unsigned int
max_level() const;

/**
* Number of levels, i.e., `max_level()-min_level()+1`.
*/
unsigned int
n_levels() const;

/**
* Apply the action @p action to every object stored in here. The
* parameter @p action is expected to be a function object that accepts
Expand Down Expand Up @@ -280,6 +286,14 @@ MGLevelObject<Object>::max_level() const
return minlevel + objects.size() - 1;
}


template <class Object>
unsigned int
MGLevelObject<Object>::n_levels() const
{
return objects.size();
}

template <class Object>
template <typename ActionFunctionObjectType>
void
Expand Down