Renamed osgProducer::CameraGroup and SceneHandler to OsgCameraGroup and

OsgSceneHandler to avoid the namespace bug under VS6.

Removed the osgproducer demo (its now been replaced by examples/osgviewer.)

src/osgProducer/OsgSceneHandler.cpp

@@ -0,0 +1,67 @@
+/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2003 Robert Osfield 
+ *
+ * This library is open source and may be redistributed and/or modified under  
+ * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or 
+ * (at your option) any later version.  The full license is in LICENSE file
+ * included with this distribution, and on the openscenegraph.org website.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
+ * OpenSceneGraph Public License for more details.
+*/
+
+#include <osgProducer/OsgSceneHandler>
+#include <Producer/Mutex>
+
+using namespace osgUtil;
+using namespace osgProducer;
+
+OsgSceneHandler::OsgSceneHandler( osg::DisplaySettings *ds) :
+    osgUtil::SceneView(ds)
+{
+    mm = new osg::RefMatrix;
+    pm = new osg::RefMatrix;
+}
+
+void OsgSceneHandler::init()
+{
+    static Producer::Mutex mutex;
+    osg::notify(osg::INFO)<<"entering "<<this<<" init."<<std::endl;
+    mutex.lock();
+    osg::notify(osg::INFO)<<"   running "<<this<<" init."<<std::endl;
+
+    SceneView::init();
+
+    osg::notify(osg::INFO)<<"   done "<<this<<" init."<<std::endl;
+    mutex.unlock();
+    osg::notify(osg::INFO)<<"   unlocked "<<this<<" init."<<std::endl;
+}
+
+
+void OsgSceneHandler::cull(Producer::Camera &cam) 
+{
+
+    pm->set(cam.getProjectionMatrix());
+    mm->set(cam.getPositionAndAttitudeMatrix());
+    setProjectionMatrix( pm.get() );
+    setModelViewMatrix( mm.get() );
+
+    int x, y;
+    unsigned int w, h;
+    cam.getProjectionRect( x, y, w, h );
+
+    setViewport( x, y, w, h );
+
+    SceneView::cull();
+}
+
+void OsgSceneHandler::draw(Producer::Camera &) 
+{
+    SceneView::draw();
+}
+
+void OsgSceneHandler::setContextID( int id )
+{
+    getState()->setContextID( id );
+}