OpenGL Programming Guide

Appendix DThe OpenGL Extension to the X Window System

GLX Prototypes

Initialization

Determine whether the GLX extension is defined on the X server:

Bool glXQueryExtension (Display *dpy, int *errorBase, int *eventBase);

Bool glXQueryVersion (Display *dpy, int *major, int *minor);

Obtain the desired visual:

XVisualInfo* glXChooseVisual (Display *dpy, int screen, int *attribList);

int glXGetConfig (Display *dpy, XVisualInfo *vis, int attrib, int *value);

OpenGL Programming Guide