GLFWApplication.h

#pragma once

#include <GL/glew.h>
#include <glfw/glfw3.h>


class GLFWApplication
{
public:

  GLFWApplication(int width, int height, int ctx_major, int ctx_minor);
  
  virtual void init() = 0; 
  virtual void update() = 0; 
  virtual void render() = 0; 


  virtual void resize(int width, int height) = 0;

  virtual void initUI() = 0; 
  virtual void renderUI() = 0; 

  void run(); 

protected:
  GLFWwindow* getWindow(){ return window; } 
  int getWidth(); 
  int getHeight(); 
  float getFrameTime(){ return frameTime; } 
  float getAbsTime(){ return absTime; }
  double getMouseX(){ return mousex; } 
  double getMouseY(){ return mousey; } 
  double getMouseDx(){ return dmousex; } 
  double getMouseDy(){ return dmousey; } 


private:
  float frameTime;
  float absTime;
  GLFWwindow* window;

  // glfw callbacks
  double mousex = 0, mousey = 0;
  double dmousex = 0, dmousey = 0;
};