vid_vsync 0 now causes a warning due to the fact GLX_SGI_swap_control has no way...

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@4995 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/vid_glx.c b/vid_glx.c
index fea3ce53317615ad8765e3c1eb3920d80730310a..70336a9c216c1fa2b2c49e77f700b2bb56df114d 100644 (file)
--- a/vid_glx.c
+++ b/vid_glx.c
@@ -619,7 +619,8 @@ void VID_Finish (void)
        if (vid_usingvsync != vid_usevsync && gl_videosyncavailable)
        {
                vid_usingvsync = vid_usevsync;
-               qglXSwapIntervalSGI (vid_usevsync);
+               if (qglXSwapIntervalSGI (vid_usevsync))
+                       Con_Print("glXSwapIntervalSGI didn't accept the vid_vsync change, it will take effect on next vid_restart (GLX_SGI_swap_control does not allow turning off vsync)\n");
        }
 
 // handle the mouse state when windowed if that's changed