From ffafb573b2d486c5d5d75a9162d6181b25a5d7b7 Mon Sep 17 00:00:00 2001
From: david <david>
Date: Mon, 29 Nov 2004 03:17:19 +0000
Subject: [PATCH] Patch from Robert Swam to block enabling stencil at 16 bpp
 for glut (allowing FlightGear to work at 16 bpp again for glut users).

---
 src/Main/fg_os.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Main/fg_os.cxx b/src/Main/fg_os.cxx
index 067503834..5d14659aa 100644
--- a/src/Main/fg_os.cxx
+++ b/src/Main/fg_os.cxx
@@ -191,7 +191,7 @@ void fgOSOpenWindow(int w, int h, int bpp, bool alpha,
 {
     int mode = GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE;
     if(alpha) mode |= GLUT_ALPHA;
-    if(stencil) mode |= GLUT_STENCIL;
+    if(stencil && bpp > 16) mode |= GLUT_STENCIL;
 
     glutInitDisplayMode(mode);
     glutInitWindowSize(w, h);
-- 
2.39.5