dynamicTerrainGeometryHandle.h

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/*******************************************************************************
** Copyright (c) 2022 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
#pragma once

#include <vantageTerrainImplementation/vantageTerrainImplementationDefines.h>
#include <vantageTerrainImplementation/bvhTriangleMeshShape.h>
#include <vantageTerrainImplementation/simModelRepository.h>
#include <terrainInterface/terrainImplementation.h>

#include <vrvCore/DtDynamicTerrainWorld.h>
#include <vrvUtil/DtDynamicTerrainFeature.h>
#include <vrvUtil/DtDynamicTerrainLine.h>
#include <matrix/vlVector.h>
#include <matrix/vlDcm.h>

#include <vector>
#include <boost/unordered_map.hpp>
#include <tbb/spin_mutex.h>

class DT_DLL_vantageTerrainImplementation DtDynamicTerrainGeometryHandle : public DtTerrainGeometryHandle
{
   class DT_DLL_vantageTerrainImplementation DynamicFeature : public makVrv::DtDynamicTerrainFeature
   {
   public:
      explicit DynamicFeature(const DtPoint& location, double radius);

      ~DynamicFeature();

      DtString description() const;

      bool matches(const makVrv::DtDynamicTerrainChange&, bool useOriginalGeometry = false) const;
      bool matches(const makVrv::DtDynamicTerrainGeometry&, bool useOriginalGeometry = false) const;

      const makVrv::DtDynamicTerrainGeometry* geometry() const;
      const makVrv::DtDynamicTerrainGeometry* originalGeometry() const;

      bool isInDefaultState() const;
      bool lastStateWasDefaultState() const;
      void changeState(const makVrv::DtDynamicTerrainChanges& history);
      void iterateCommands(const boost::function<void(const makVrv::DtDynamicTerrainChange&)>&) const;

      void setToDefaultState();

      makVrv::DtDynamicTerrainChange* createChange() const;

   protected:
      makVrv::DtDynamicTerrainGeometry* myGeometry;
      makVrv::DtDynamicTerrainGeometry* myOriginalGeometry;
      tbb::atomic<bool> myDefaultStateFlag;
   };
public:
   explicit DtDynamicTerrainGeometryHandle(DtVantageTerrainEngine& engine, const DtPoint& location, double radius);
   explicit DtDynamicTerrainGeometryHandle(DtVantageTerrainEngine& engine, const  makVrv::DtDynamicTerrainLine& line);

   ~DtDynamicTerrainGeometryHandle();

   bool isValid() const;


   bool isDisabled() const;
   void disable();
   void setAppearance(DtAppearance app);
   void setPosition(const DtPoint& location, const DtDcm& orientation);

   virtual DtVector position() const { return DtVector::zero(); };
   virtual DtDcm orientation() const { return DtDcm::identity(); };

protected:

   virtual void setupDynamicFeature(const DtPoint& location, double radius);
   void destroyDynamicFeature();

   mutable tbb::spin_mutex myMutex;

   DtVantageTerrainEngine& myVantageTerrainEngine;

   boost::optional<DtPoint> myCurrentLocation;
   boost::optional<DtDcm> myCurrentOrientation;

   boost::shared_ptr<DynamicFeature> myFeature;
   makVrv::DtDynamicTerrainWorld::FeatureHandle myFeatureHandle;
   makVrv::DtDynamicTerrainWorld::RequestHandle myRequestHandle;
};