Question

i want to get opengl version,the code is:

#include "stdafx.h"
#include <GL/glut.h>

void main(int argc, char** argv)
{
    glutInit(&argc,argv);
    glutInitDisplayMode(GLUT_SINGLE|GLUT_RGB);
    glutInitWindowPosition(100,100);
    glutInitWindowSize(400,300);
    glutCreateWindow("OpenGL Version");
    const char* version = (const char*)glGetString(GL_VERSION);
    printf("OpenGL version：%s\n", version);
    glutMainLoop();
}

but i get the error in glutCreateWindow("OpenGL Version");,who can help me?

Answer 1

It looks like you’re using the default graphics driver provided by Microsoft. To use OpenGL, you have to install drivers provided by your graphics card manufacture.