/* Sometimes glDrawBuffer() throws "invalid op". Dunno why. Ignore. */
clear_gl_error ();
+ /* Process the -background argument. */
+ {
+ char *s = get_string_resource(mi->dpy, "background", "Background");
+ XColor c = { 0, };
+ if (! XParseColor (dpy, mi->xgwa.colormap, s, &c))
+ fprintf (stderr, "%s: can't parse color %s; using black.\n",
+ progname, s);
+ glClearColor (c.red / 65535.0,
+ c.green / 65535.0,
+ c.blue / 65535.0,
+ 1.0);
+ }
+
/* GLXContext is already a pointer type.
Why this function returns a pointer to a pointer, I have no idea...
*/