controlnum.h

#ifndef RAYMARCHING_CONTROLNUM_H
#define RAYMARCHING_CONTROLNUM_H
 
#include <mutex>
#include <condition_variable>
 
namespace RayMarching {
 
    class ControlNum {
    private:
        unsigned int _num;             
        std::mutex _mutex;             
        std::condition_variable _cond; 
    public:
        ControlNum() : _num(0), _mutex(), _cond() {};
 
        ~ControlNum() = default;
 
        unsigned int get();
 
        void set(unsigned int val);
 
        void await_for(unsigned int val);
 
        void operator--();
 
        void operator++();
    };
}
 
#endif //RAYMARCHING_CONTROLNUM_H