MRSharedThreadSafeOwner.h

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#pragma once
 
#include "MRMeshFwd.h"
#include "MRPch/MRBindingMacros.h"
#include <functional>
#include <memory>
 
namespace MR
{
 
struct TaskGroup;
 
 
template<typename T>
class MR_BIND_IGNORE SharedThreadSafeOwner
{
public:
    MRMESH_API void reset();
 
    [[nodiscard]] const T* get() { return obj_.get(); }
 
    [[nodiscard]] std::shared_ptr<const T> getPtr() { return obj_; }
 
    MRMESH_API const T & getOrCreate( const std::function<T()> & creator );
 
    MRMESH_API void update( const std::function<void(T&)> & updater );
 
    [[nodiscard]] MRMESH_API size_t heapBytes() const;
 
private:
    std::shared_ptr<T> obj_;
 
    std::shared_ptr<TaskGroup> construction_;
};
 
 
} // namespace MR