openGL程序

#include <GL/glew.h>
#include <GLFW/glfw3.h>
#include <iostream>
using namespace std;

void init(GLFWwindow* window){}

void display(GLFWwindow* window, double currentTime)
{
	glClearColor( 1.0, 0.0, 1.0, 1.0);
	glClear(GL_COLOR_BUFFER_BIT);
}

int main(void)
{
	if (!glfwInit())
	{
		exit(EXIT_FAILURE);
	}
	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 4);
	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
	GLFWwindow* window = glfwCreateWindow(800, 600, "chapter1 - program1", NULL, NULL);
	glfwMakeContextCurrent(window);

	if (glewInit() != GLEW_OK) 
	{
		exit(EXIT_FAILURE); 
	}
	glfwSwapInterval(1);

	init(window);

	while (!glfwWindowShouldClose(window))
	{
		display(window, glfwGetTime());
		glfwSwapBuffers(window);
		glfwPollEvents();
	}

	glfwDestroyWindow(window);
	glfwTerminate();
	exit(EXIT_SUCCESS);
}