From 6835996c211209aa6988dbf38be6eb18b0e5f5af Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Sun, 28 Jan 2007 17:32:41 +0000
Subject: [PATCH] Added very simple relaxing of traits by dividing required
 red, green, blue, alpha and depth by 2.

---
 src/osgViewer/GraphicsWindowX11.cpp | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/src/osgViewer/GraphicsWindowX11.cpp b/src/osgViewer/GraphicsWindowX11.cpp
index e42cc28d3..3dc388809 100644
--- a/src/osgViewer/GraphicsWindowX11.cpp
+++ b/src/osgViewer/GraphicsWindowX11.cpp
@@ -400,11 +400,22 @@ void GraphicsWindowX11::init()
 
     if (!createVisualInfo())
     {
-        osg::notify(osg::NOTICE)<<"Error: Not able to create requested visual." << std::endl;
-        XCloseDisplay( _display );
-        _display = 0;
-        _valid = false;
-        return;
+        _traits->red /= 2; 
+        _traits->green /= 2; 
+        _traits->blue /= 2; 
+        _traits->alpha /= 2; 
+        _traits->depth /= 2; 
+        
+        osg::notify(osg::INFO)<<"Relaxing traits"<<std::endl;
+
+        if (!createVisualInfo())
+        {
+            osg::notify(osg::NOTICE)<<"Error: Not able to create requested visual." << std::endl;
+            XCloseDisplay( _display );
+            _display = 0;
+            _valid = false;
+            return;
+        }    
     }
     
     // need to pick up from traits