fps_limiter.h

#pragma once
#include <chrono>
 
class fps_limiter {
public:
 
    explicit fps_limiter(const float target_fps = 60.0f)
        : min_delta_(1.0f / target_fps), last_time_(std::chrono::high_resolution_clock::now()) {}
 
    bool should_run() {
        const auto now = std::chrono::high_resolution_clock::now();
        if (const float elapsed = std::chrono::duration<float>(now - last_time_).count(); elapsed >= min_delta_) {
            last_time_ = now;
            return true;
        }
        return false;
    }
 
private:
    float min_delta_;
    std::chrono::high_resolution_clock::time_point last_time_;
};