From c63bebd8c37f2d6433f330eaf7cdd4e6294dacf0 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Tue, 21 Jan 2014 18:58:52 +0000
Subject: [PATCH] Build fixes for when ref_ptr<> automatic type conversion is
 turned off

---
 examples/osgtransferfunction/TransferFunctionWidget.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/osgtransferfunction/TransferFunctionWidget.cpp b/examples/osgtransferfunction/TransferFunctionWidget.cpp
index 1643969a1..d1b74869b 100644
--- a/examples/osgtransferfunction/TransferFunctionWidget.cpp
+++ b/examples/osgtransferfunction/TransferFunctionWidget.cpp
@@ -269,7 +269,7 @@ void TransferFunctionWidget::createGraphics()
             stateset->setMode(GL_BLEND, osg::StateAttribute::ON | osg::StateAttribute::PROTECTED);
 
             osg::ref_ptr<osg::AlphaFunc> alphaFunc = new osg::AlphaFunc(osg::AlphaFunc::GREATER, 0.0f);
-            stateset->setAttributeAndModes(alphaFunc, osg::StateAttribute::ON | osg::StateAttribute::PROTECTED);
+            stateset->setAttributeAndModes(alphaFunc.get(), osg::StateAttribute::ON | osg::StateAttribute::PROTECTED);
 
             osg::ref_ptr<osg::Image> image = new osg::Image;
             image->allocateImage(1,1,1, GL_RGBA, GL_UNSIGNED_BYTE);