OpenGL配置（Mac + CLion）

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受人指导配置了OpenGL开发环境，记下备忘

安装库

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brew install glew glfw

CLion cmake配置

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cmake_minimum_required(VERSION 3.8)
project(graph)
set(CMAKE_CXX_STANDARD 11)
# find library
find_library(OPENGL OpenGL)
find_library(GLFW glfw)
find_library(GLEW glew)
# link them
link_libraries(${GLEW} ${GLFW} ${OPENGL})
set(SOURCE_FILES main.cpp)
add_executable(graph ${SOURCE_FILES})

写代码

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#include <iostream>
#include <GL/glew.h>
#include <GLFW/glfw3.h>
const int SCR_WIDTH = 800;
const int SCR_HEIGHT = 600;
int main()
{
    // glfw: initialize and configure
    glfwInit();
    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
    glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
    glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // uncomment this statement to fix compilation on OS X
    GLFWwindow* window = glfwCreateWindow(SCR_WIDTH, SCR_HEIGHT, "LearnOpenGL", NULL, NULL);
    if (window == NULL)
    {
        std::cout << "Failed to create GLFW window" << std::endl;
        glfwTerminate();
        return -1;
    }
    glfwMakeContextCurrent(window);
    // glad: load all OpenGL function pointers
    GLenum err = glewInit();
    if(err != GLEW_OK) {
        std::cout << "glewInit failed: " << glewGetErrorString(err) << std::endl;
        exit(1);
    }
    // render loop
    while (!glfwWindowShouldClose(window))
    {
        // input
        // ......
        // glfw: swap buffers and poll IO events (keys pressed/released, mouse moved etc.)
        glfwSwapBuffers(window);
        glfwPollEvents();
    }
    // glfw: terminate, clearing all previously allocated GLFW resources.
    glfwTerminate();
    return 0;
}

学习资源

https://learnopengl-cn.github.io/