Added a bunch of files synched with 0.8.42

src/osg/CullFace.cpp

@@ -1,8 +1,5 @@
 #include "osg/GL"
 #include "osg/CullFace"
-#include "osg/Output"
-#include "osg/Input"
-
 
 using namespace osg;
 
@@ -11,70 +8,12 @@ CullFace::CullFace()
     _mode = BACK;
 }
 
+
 CullFace::~CullFace()
 {
 }
 
-CullFace* CullFace::instance()
-{
-    static ref_ptr<CullFace> s_CullFace(new CullFace);
-    return s_CullFace.get();
-}
-
-void CullFace::enable( void )
-{
-    glEnable( GL_CULL_FACE  );
-}
-
-
-void CullFace::disable( void )
-{
-    glDisable( GL_CULL_FACE  );
-}
-
-void CullFace::apply()
+void CullFace::apply(State&) const
 {
     glCullFace((GLenum)_mode);
 }
-
-
-bool CullFace::readLocalData(Input& fr)
-{
-    bool iteratorAdvanced = false;
-
-    if (fr[0].matchWord("mode"))
-    {
-        if (fr[1].matchWord("FRONT"))
-        {
-            _mode = FRONT;
-            fr+=2;
-            iteratorAdvanced = true;
-        }
-        else if (fr[1].matchWord("BACK"))
-        {
-            _mode = BACK;
-            fr+=2;
-            iteratorAdvanced = true;
-        }
-        else if (fr[1].matchWord("FRONT_AND_BACK"))
-        {
-            _mode = FRONT_AND_BACK;
-            fr+=2;
-            iteratorAdvanced = true;
-        }
-    }
-
-    return iteratorAdvanced;
-}
-
-
-bool CullFace::writeLocalData(Output& fw)
-{
-    switch(_mode)
-    {
-    case(FRONT):          fw.indent() << "mode FRONT" << endl; break;
-    case(BACK):           fw.indent() << "mode BACK" << endl; break;
-    case(FRONT_AND_BACK): fw.indent() << "mode FRONT_AND_BACK" << endl; break;
-    }
-    return true;
-}