singleton.h

[詳解]

 
 
// Copyright(c) 2023-2025 Design Engineering Laboratory, Saitama University
// Released under the MIT license
// https://opensource.org/licenses/mit-license.php
 
#ifndef DESIGNLAB_SINGLETON_H_
#define DESIGNLAB_SINGLETON_H_
 
 
namespace designlab
{
 
template <typename _T>
class Singleton
{
public:
    static _T* GetIns()
    {
        static _T inst;
        return &inst;
    };
 
protected:
    Singleton() = default;
    virtual ~Singleton() = default;
    Singleton(const Singleton& r) = default;
    Singleton& operator=(const Singleton& r) = default;
};
 
}  // namespace designlab
 
 
#endif  // DESIGNLAB_SINGLETON_H_