X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=hacks%2Fscreenhack.c;h=c3c8ad4aa713280b5809c91e3253c2a29d0ff540;hb=de041722414a2e31c1c04caa10aaec9d6952e9b4;hp=793c6e3ac7e6a6616d041c232a04aae9fec28a6d;hpb=93f25dc6827112d98b8b855ea85c8f5eb8123086;p=xscreensaver

diff --git a/hacks/screenhack.c b/hacks/screenhack.c
index 793c6e3a..c3c8ad4a 100644
--- a/hacks/screenhack.c
+++ b/hacks/screenhack.c
@@ -329,6 +329,11 @@ visual_warning (Screen *screen, Window window, Visual *visual, Colormap cmap,
       fprintf (stderr, "%s: using %s's colormap 0x%x.\n",
                progname, win, (unsigned long) cmap);
     }
+
+# ifdef USE_GL
+  if (!validate_gl_visual (stderr, screen, win, visual))
+    exit (1);
+# endif /* USE_GL */
 }
 
 
@@ -468,6 +473,11 @@ main (int argc, char **argv)
       Boolean def_visual_p;
       visual = pick_visual (screen);
 
+# ifdef USE_GL
+      if (!validate_gl_visual (stderr, screen, "window", visual))
+        exit (1);
+# endif /* USE_GL */
+
       if (toplevel->core.width <= 0)
 	toplevel->core.width = 600;
       if (toplevel->core.height <= 0)