spatialSubdivisionIntersector.h

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/*********************************************************************
** Copyright (c) 2014 MAK Technologies, Inc.
** All rights reserved.
*********************************************************************/

#pragma once

// \file spatialSubdivisionIntersector.h
// \ingroup geometry

#include <geometry/spatialSubdivision.h>
#include <geometry/ssFunctor.h>
#include <geometry/extent.h>

#include <vlutil/vlConfig.h> 

template <typename T>
class DtSpatialSubdivisionIntersector
{
public:
   DtSpatialSubdivisionIntersector()
   {

   };

   virtual ~DtSpatialSubdivisionIntersector()
   {
      
   };

   virtual bool intersect(T element, 
      DtSpatialSubdivision<T>& spatialSubdivision) const
   {
      bool retVal = false;

      DtSsExtentIntersector<T> extentIntersector;

      if (extentIntersector.intersect(
         element->extent(), spatialSubdivision))
      {
         // Found an intersection 
         retVal = true;
      }
      else
      {
         DtVerbose("Warning: DtSpatialSubdivisionIntersector::intersect - "
            "The specified node does not intersect the spatial subdivision.\n");
      }

      return retVal;      
   };

   virtual bool intersect(T element, 
      DtSpatialSubdivision<T>& spatialSubdivision,
      DtSsFunctor<T, typename DtSpatialSubdivision<T>::DtSpatialSubCellType>& functor) const
   {
      bool retVal = false;

      DtSsExtentIntersector<T> extentIntersector;
      if (extentIntersector.intersect(element, spatialSubdivision, functor))
      {
         // Found an intersection 
         retVal = true;
      }
      else
      {
         DtVerbose("Warning: DtSpatialSubdivisionIntersector::intersect - "
            "The specified node does not intersect the spatial subdivision.\n");
      }

      return retVal;
   };

protected:
   DtSpatialSubdivisionIntersector(const DtSpatialSubdivisionIntersector& orig);
   DtSpatialSubdivisionIntersector& operator=(const DtSpatialSubdivisionIntersector& orig);

private:

};