mac 下配置GLEW + GLFW

来源：互联网发布：mysql高级视频教程编辑：程序博客网时间：2024/05/17 18:44

配置参考http://blog.csdn.net/longzh_cn/article/details/55001345这篇文章

学习网站可以参考https://learnopengl-cn.github.io 里面讲解的很详细

这里附上第一篇的示例代码

////  main.cpp//  firstWindowTest////  Created by xufan on 2017/5/15.//  Copyright © 2017年 xufan. All rights reserved.//#include <iostream>#define GLEW_STATIC#include <GL/glew.h>#include <GLFW/glfw3.h>void key_callback(GLFWwindow* window, int key, int scancode, int action, int mode);void display();int main(int argc, const char * argv[]) {            //初始化GLFW    glfwInit();        //初始化OpenGL的主版本3    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);    //初始化OpenGL的次版本3    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);    //使用核心模式    glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);    //窗口不可调大小    glfwWindowHint(GLFW_RESIZABLE, GL_FALSE);    //适于os x系统    glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);        GLFWwindow *window = glfwCreateWindow(800, 600, "firstWindowTest", nullptr, nullptr);    if (window == nullptr) {        std::cout<<"failed to create GLFW window";        glfwTerminate();    }        //将window设置为当前线程的主上下文    glfwMakeContextCurrent(window);        //这个变量值可以使GLEW在管理OpenGL的函数指针时更多的使用现代化技术    glewExperimental = GL_TRUE;        //初始化glew    if (glewInit() != GLEW_OK) {                std::cout<<"failed to initialize GLEW" << std::endl;        return -1;            }        int width = 0, height = 0;    //拿到窗口的尺寸(像素)    glfwGetFramebufferSize(window, &width, &height);    //设置视口，前两个参数控制窗口左下角的位置，后面两个是控制渲染窗口的宽度和高度（像素）    glViewport(0, 0, width, height);        glfwSetKeyCallback(window, key_callback);        while (!glfwWindowShouldClose(window)) {                //事件检测，如果有会调用其回调函数        glfwPollEvents();                //渲染        display();                //交换缓冲        glfwSwapBuffers(window);    }        //释放GLFW分配的内存    glfwTerminate();        std::cout << "Hello, World!\n";            return 0;}void display(){    //缓冲颜色    glClearColor(0.2f, 0.3f, 0.3f, 1.0f);    //清空颜色缓冲    glClear(GL_COLOR_BUFFER_BIT);}void key_callback(GLFWwindow* window, int key, int scancode, int action, int mode){    if (key == GLFW_KEY_ESCAPE && action == GLFW_PRESS) {                std::cout<<"enter escape";        glfwSetWindowShouldClose(window, GL_TRUE);    }}

阅读全文

0 0