Vulkan + FLTK

#include <FL/Fl.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_Box.H>

#include <vulkan/vulkan.h>
#include <iostream>
#include <stdexcept>
#include <cstdlib>

const uint32_t WIDTH = 800;
const uint32_t HEIGHT = 600;

class HelloTriangleApplication{
public:
  void run(){
    initWindow();
    initVulkan();
    mainLoop();
    cleanup();
  }

private:
  Fl_Window *window;

  void initWindow(){
    window = new Fl_Window(WIDTH,HEIGHT, "Hello Triangle");

  }

  void initVulkan(){
  }

  void mainLoop(){

  }

  void cleanup(){
    window->end();
    window->show();
  }
};


int main() {

  HelloTriangleApplication app;

}