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Finishing views

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This commit is contained in:
Zoe Roux
2021-06-05 16:42:53 +02:00
parent a40b61845a
commit acb3935c7c
2 changed files with 18 additions and 13 deletions
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13
lib/wal/sources/View/View.hpp
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@@ -153,18 +153,19 @@ namespace WAL
{
this->_types = {typeid(Components)...};
for (auto &entity : scene) {
auto tuple = std::make_tuple<Entity &, Components *...>(entity, entity.getComponentOrDefault<Components>()...);
std::apply(&this->_entities.emplace_back, tuple);
auto tuple = std::make_tuple<Components *...>(entity.tryGetComponent<Components>()...);
if (std::apply([](const auto *...component) {return ((component == nullptr) || ...);}, tuple))
continue;
std::apply([&](auto *...component) {
this->_entities.emplace_back(entity, *component...);
}, tuple);
}
// std::copy_if(scene.begin(), scene.end(), std::back_inserter(this->entities), [](Entity &entity) {
// return (entity.hasComponent<Components>() && ...);
// });
}
//! @brief Copying a view is not possible since a view must be managed by a scene.
View(const View &) = delete;
//! @brief A default destructor
~View() = default;
~View() override = default;
//! @brief A view is not assignable.
View &operator=(const View &) = delete;
};