DtOsgBoundingBoxSum.h

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/****************************************************************************** 
** Copyright (c) 2012 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 


#pragma once

#include <vrvOsg/vrvOsg.h> 

#include <osg/NodeVisitor>
#include <osg/BoundingBox>
#include <osg/Matrix>

#include <vector>

namespace osg
{
   class Geode;
   class Transform;
}

namespace makVrv 
{
   class DtOsgBoundingBoxSum : public osg::NodeVisitor
   {
   public:
      DtOsgBoundingBoxSum(osg::Geode* geodeToSkip);

      void expandBy(osg::Vec3 newCorner, osg::Vec3& oldMin, osg::Vec3& oldMax);

      virtual void apply(osg::Geode& n);

      virtual void apply (osg::Transform& n);

      virtual void apply (osg::Sequence& n);

      osg::BoundingBox myBBox;
      osg::Geode* myGeodeToSkip;
      bool myOrientationNodeSkipped; // has the orientation transform been skipped yet

      typedef std::vector<osg::Matrix> TransformStack;
      TransformStack myTransformStack;
   private:
   };
}