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introduce 'shallow_archive' member

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This commit is contained in:
Joachim Schoeberl 2024-01-15 08:16:14 +01:00
parent 6b346926ec
commit c0d394ebf5
1 changed files with 12 additions and 1 deletions
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13
libsrc/core/archive.hpp
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@ -57,6 +57,17 @@ namespace ngcore
}; };
template <typename T, typename = void>
class has_shallow_archive : public std::false_type {};
template <typename T>
class has_shallow_archive<T, std::void_t<decltype(T::shallow_archive)>>
: public std::is_same<decltype(T::shallow_archive), std::true_type> {};
#ifdef NETGEN_PYTHON #ifdef NETGEN_PYTHON
pybind11::object CastAnyToPy(const std::any& a); pybind11::object CastAnyToPy(const std::any& a);
#endif // NETGEN_PYTHON #endif // NETGEN_PYTHON
@ -501,7 +512,7 @@ namespace ngcore
template <typename T> template <typename T>
Archive& operator & (std::shared_ptr<T>& ptr) Archive& operator & (std::shared_ptr<T>& ptr)
{ {
if constexpr(has_shared_from_this2<T>::value) if constexpr(has_shallow_archive<T>::value)
if (shallow_to_python) if (shallow_to_python)
{ {
Shallow (ptr); Shallow (ptr);