OpenGL: glFlush()

PART ONE

 codes.cpp

#include <iostream>
#include <GL/freeglut.h>
using namespace std;

int main(int argc, char** argv)
{
	glutInit(&argc, argv);
	glutCreateWindow("Default Framebuffer");

	glFlush();
	
	glutMainLoop();
	return 0;
}

PART TWO