engine.hpp

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#pragma once
#include "../core/definitions.hpp"
#include "../core/node/node.hpp"
#include "graphics/definitions.hpp"
#include "services.hpp"
 
class Engine
{
public:
    Engine(std::string _appName = "Calamity App");
    ~Engine();
    const std::string appName;
 
    int appendWindow(std::shared_ptr<Window> window);
    void removeWindow(int id);
    std::shared_ptr<Window> getWindow(int id);
 
    void update();
    void render(Graphics &graphics);
    void initialize();
    void exit();
 
    float physicsTimestep  = 1.0f / 60.0f;
    float accumulator = 0.0f;
    Uint64 now = SDL_GetPerformanceCounter();
    Uint64 last = 0;
 
    template <class Archive>
    void serialize(Archive &ar)
    {
        ar(CEREAL_NVP(windows));
    }
 
private:
    std::vector<std::shared_ptr<Window>> windows;
};