include/vrvCore/DtAttachableFanUpdater.h

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/******************************************************************************
** Copyright (c) 2010 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/

#pragma once

#include <vrvCore/vrvCore.h>
#include <vrvCore/DtAttachableIntervisibilityUpdater.h>
#include <vrvCore/DtIntersector.h>

class DtVector;

namespace makVrv 
{
   class DT_DLL_VRVCORE DtAttachableFanUpdater : public DtAttachableIntervisibilityUpdater
   {
   public:
      DtAttachableFanUpdater( DtDe& de, DtElementID id, bool doNotAddToMgr = false );

      virtual ~DtAttachableFanUpdater();

      virtual void setFanModeSamplingRate(double);

      virtual void setStartPointOffsetFromCenter(const DtVector&);
      const DtVector& startPointOffsetFromCenter() const;

   protected:

      virtual void updateSceneObject();
      virtual bool doIntersection();

      virtual DtVector calculateEndPointFromRadian(const DtVector& start, double endZ, double radius, double degree) const;

   protected:
      typedef std::vector<IntersectionInformation> Intersections;
      Intersections myIntersections;
      double myFanModeSamplingRate;
      DtVector myStartPointOffsetFromCenter;
      bool myForceUpdate;
   };
}