DtDynamicTerrainLine.h

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/****************************************************************************** 
** Copyright (c) 2020 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 


#pragma once

#include <vrvUtil/vrvUtil.h>

#include <vrvUtil/DtDynamicTerrainGeometry.h>
#include <matrix/vlVector.h>
#include <vector>

namespace makVrv
{
   class DT_DLL_VRVUTIL DtDynamicTerrainLine : public DtDynamicTerrainGeometry
   {
   public:
      class Intersector : public Visitor
      {
      public:
         
         explicit Intersector(const DtDynamicTerrainLine& line);

         bool value() const;
         virtual void visitSphere(const DtVector& center, double radius);
         void visitLine(const std::vector<DtVector>& vertices);
        void visitUnion(const DtDynamicTerrainGeometry& left, const DtDynamicTerrainGeometry& right);
        void visitIntersection(const DtDynamicTerrainGeometry& left, const DtDynamicTerrainGeometry& right);

      protected:
         const DtDynamicTerrainLine& myLine;
         bool myCurrentValue;
      };

   public:

      DtDynamicTerrainLine(const std::vector<DtVector>& vertices);

      virtual ~DtDynamicTerrainLine();

      // No default CTOR
      DtDynamicTerrainLine() = delete;

      //Not copyable
      DtDynamicTerrainLine(const DtDynamicTerrainLine& copy) = delete;

      //Not assignable
      DtDynamicTerrainLine& operator=(const DtDynamicTerrainLine& copy) = delete;

   public:

      const DtVector& operator[](std::size_t index) const;

      virtual DtDynamicTerrainGeometry* clone() const;

      virtual const std::vector<DtVector>& vertices() const;

      virtual bool intersects(const DtDynamicTerrainGeometry& geometry) const;

      virtual double distanceTo(const DtVector& point) const;

      virtual bool isFinite() const;

      virtual void accept(Visitor& visitor) const;

   protected:
      std::vector<DtVector> myVertices;
   };
}