Question

How to get screen resolution (width and height) using GLFW in C

Answer 1

#include <GL/glew.h>
#include <GLFW/glfw3.h>

#include <stdio.h>

int main(void)
{
    if (!glfwInit()) {
        fprintf(stderr, "glfwInit() Error\n");
        return 1;
    }

    GLFWmonitor* monitor = glfwGetPrimaryMonitor();
    const GLFWvidmode* videomode = glfwGetVideoMode(monitor);

    puts(monitor);
    printf("%d\n", videomode->width);
    printf("%d\n", videomode->height);

    char ch = getchar();

    return 0;
}




/*
run:

Generic PnP Monitor
2560
1440

*/

 

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