Hello GLFW in Ubuntu

 

1. install GLFW Library

sudo apt update

sudo apt install libglfw3 libglfw3-dev

2. Create a "Hello world.cpp" file and copy the under codes

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#include <GLFW/glfw3.h>

#include <iostream>

int main() {

    // Initialize the library

    if (!glfwInit()) return -1;

    // Create a windowed mode window and its OpenGL context

    GLFWwindow* window = glfwCreateWindow(640, 480, "Hello World", NULL, NULL);

    if (!window) {

        glfwTerminate();

        return -1;

    }

    // Make the window's context current

    glfwMakeContextCurrent(window);

    // Loop until the user closes the window

    while (!glfwWindowShouldClose(window)) {

        // Render here

        glClear(GL_COLOR_BUFFER_BIT);

        // Swap front and back buffers

        glfwSwapBuffers(window);

        // Poll for and process events

        glfwPollEvents();

    }

    glfwTerminate();

    return 0;

}

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3. Build code

g++ "Hello world.cpp" -o "Hello world" -lglfw -lGL

4. Run

./Hello\ world

5. Search GLFW version

apt show libglfw3-dev