diff --git a/include/osg/FrameBufferObject b/include/osg/FrameBufferObject
index 0305e19d9..de1a52326 100644
--- a/include/osg/FrameBufferObject
+++ b/include/osg/FrameBufferObject
@@ -371,18 +371,10 @@ namespace osg
         inline const AttachmentMap& getAttachmentMap() const;
         
 
-        void setAttachment(GLenum attachment_point, const FrameBufferAttachment &attachment);
-        inline const FrameBufferAttachment& getAttachment(GLenum attachment_point) const;
-        inline bool hasAttachment(GLenum attachment_point) const;
-
         void setAttachment(BufferComponent attachment_point, const FrameBufferAttachment &attachment);
         inline const FrameBufferAttachment& getAttachment(BufferComponent attachment_point) const;
         inline bool hasAttachment(BufferComponent attachment_point) const;
-
-        GLenum convertBufferComponentToGLenum(BufferComponent attachment_point) const;
-        BufferComponent convertGLenumToBufferComponent(GLenum attachment_point) const;
         
-
         inline bool hasMultipleRenderingTargets() const { return !_drawBuffers.empty(); }
         inline const MultipleRenderingTargets& getMultipleRenderingTargets() const { return _drawBuffers; }
 
@@ -423,6 +415,8 @@ namespace osg
         
         inline void dirtyAll();
 
+        GLenum convertBufferComponentToGLenum(BufferComponent attachment_point) const;
+
     private:        
         AttachmentMap               _attachments;
 
@@ -442,21 +436,11 @@ namespace osg
         return _attachments;
     }
 
-    inline bool FrameBufferObject::hasAttachment(GLenum attachment_point) const
-    {
-        return hasAttachment(convertGLenumToBufferComponent(attachment_point));
-    }
-        
     inline bool FrameBufferObject::hasAttachment(FrameBufferObject::BufferComponent attachment_point) const
     {
         return _attachments.find(attachment_point) != _attachments.end();
     }
 
-    inline const FrameBufferAttachment &FrameBufferObject::getAttachment(GLenum attachment_point) const
-    {
-        return getAttachment(convertGLenumToBufferComponent(attachment_point));
-    }
-
     inline const FrameBufferAttachment &FrameBufferObject::getAttachment(FrameBufferObject::BufferComponent attachment_point) const
     {
         return _attachments.find(attachment_point)->second;
diff --git a/src/osg/FrameBufferObject.cpp b/src/osg/FrameBufferObject.cpp
index b51f282a8..d30a7e94a 100644
--- a/src/osg/FrameBufferObject.cpp
+++ b/src/osg/FrameBufferObject.cpp
@@ -659,11 +659,6 @@ FrameBufferObject::~FrameBufferObject()
     }
 }
 
-void FrameBufferObject::setAttachment(GLenum attachment_point, const FrameBufferAttachment &attachment)
-{
-    setAttachment(convertGLenumToBufferComponent(attachment_point),attachment);
-}
-
 void FrameBufferObject::setAttachment(BufferComponent attachment_point, const FrameBufferAttachment &attachment)
 {
     GLenum gl_attachment = convertBufferComponentToGLenum(attachment_point);
@@ -685,17 +680,6 @@ GLenum FrameBufferObject::convertBufferComponentToGLenum(BufferComponent attachm
     }
 }
 
-FrameBufferObject::BufferComponent FrameBufferObject::convertGLenumToBufferComponent(GLenum attachment_point) const
-{
-    switch(attachment_point)
-    {
-        case(GL_DEPTH_ATTACHMENT_EXT): return Camera::DEPTH_BUFFER;
-        case(GL_STENCIL_ATTACHMENT_EXT): return Camera::STENCIL_BUFFER;
-        case(GL_COLOR_ATTACHMENT0_EXT): return Camera::COLOR_BUFFER;
-        default: return BufferComponent(Camera::COLOR_BUFFER0+(attachment_point-GL_COLOR_ATTACHMENT0_EXT));
-    }
-}
-
 void FrameBufferObject::updateDrawBuffers()
 {
     _drawBuffers.clear();