make_shared.hpp

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#ifndef GLK_MAKE_SHARED_HPP
#define GLK_MAKE_SHARED_HPP
 
#include <memory>
#include <type_traits>
#include <Eigen/Core>
 
namespace glk {
 
template <typename...>
using void_t = void;
 
template <typename, typename = void_t<>>
struct needs_aligned_allocator : std::false_type {};
 
template <typename T>
struct needs_aligned_allocator<T, void_t<typename T::eigen_aligned_operator_new_marker_type>> : std::true_type {};
 
template <typename T, typename... Args>
std::enable_if_t<needs_aligned_allocator<T>::value, std::shared_ptr<T>> make_shared(Args&&... args) {
  return std::allocate_shared<T>(Eigen::aligned_allocator<T>(), std::forward<Args>(args)...);
}
 
template <typename T, typename... Args>
std::enable_if_t<!needs_aligned_allocator<T>::value, std::shared_ptr<T>> make_shared(Args&&... args) {
  return std::make_shared<T>(std::forward<Args>(args)...);
}
 
template <typename T, typename... Args>
std::unique_ptr<T> make_unique(Args&&... args) {
  return std::make_unique<T>(std::forward<Args>(args)...);
}
 
}  // namespace glk
 
#endif