charcoal/OpenGLEngine/Application.h

#pragma once

#include "stdafx.h"

#include "vec2.h"

#include "FPS.h"

using namespace egm;

// TODO: Close without rendering next frame.

class Application
{
public:
	Application(const char* class_name, HINSTANCE h_instance);
	virtual ~Application();

	int run();

protected:
	// Called on initialization of the application (called by base_init)
	virtual void init() = 0;

	virtual void update(float delta_time, clock_t clock) = 0;
	
	virtual void render() = 0;

	// Called on closing of the application (called before base_close)
	virtual void close();

	// The size of the window
	ivec2 m_client_size;

	// The GLFWwindow that is used by this application
	GLFWwindow* m_p_window;

	// The FPS counter of this application
	FPS m_fps;
private:
	void base_init();
	void base_close();
};