Function RepackStructArray

ThunkLibs/libvulkan/Host.cpp:269–284

// Allocates storage on the heap that must be de-allocated using delete[] or DeleteRepackedStructArray
template<bool NeedsRepack = true, typename T>
std::span<std::remove_cv_t<T>> RepackStructArray(uint32_t Count, const guest_layout<T*> GuestData) {
  if (!GuestData.get_pointer() || Count == 0) {
    return {};
  }

  auto HostData = new std::remove_cv_t<T>[Count];
  for (size_t i = 0; i < Count; ++i) {
    auto& GuestElement = (const guest_layout<std::remove_cv_t<T>>&)GuestData.get_pointer()[i];
    auto Element = host_layout<std::remove_cv_t<T>> {GuestElement};
    if constexpr (NeedsRepack) {
      fex_apply_custom_repacking_entry(Element, GuestElement);
    }
    HostData[i] = Element.data;
  }
  return {HostData, Count};
}

template<typename T>
void DeleteRepackedStructArray(uint32_t Count, T* HostData, guest_layout<T*>& GuestData) {