simModelRepository.h

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/*******************************************************************************
** Copyright (c) 2017 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/



#pragma once

#include <vantageTerrainImplementation/vantageTerrainImplementationDefines.h>
#include <vantageTerrainImplementation/osgToBullet.h>

#include <vrvOsg/DtOsgArticulatedModel.h>

#include <vrvVrl/DtEntityAppearanceMapper.h>
#include <vrvVrl/DtEntityAppearanceMapperFactory.h>

#include <vlutil/vlMachineTypes.h>

#include <boost/unordered_map.hpp>

#include <tbb/spin_rw_mutex.h>

class DtFilename;
class DtEntityType;
class DtVantageTerrainEngine;
class DtAppearance;
class DtTerrainGeometryHandle;

DT_DLL_vantageTerrainImplementation std::size_t hash_value(const DtAppearance& appearance);
DT_DLL_vantageTerrainImplementation bool operator== (const DtAppearance& app1, const DtAppearance& app2);

class DT_DLL_vantageTerrainImplementation DtSimModelRepository
{
public:
   explicit DtSimModelRepository(DtVantageTerrainEngine& engine);

   virtual void lookupGeometries(
      const DtFilename& file, const DtAppearance& appearance,
      DtCollisionObjectList& objects);

protected:
   virtual makVrv::DtOsgArticulatedModel* createModel(const DtFilename& file) const;
   virtual DtFilename surfaceCharacteristicsFileName(const DtFilename& input) const;
   virtual DtString modelDefinitionName(const DtFilename& file) const;

   virtual void setModelState(makVrv::DtOsgArticulatedModel& model, DtAppearance appearance) const;
   virtual void setModelAttributeState(makVrv::DtOsgArticulatedModel& model,
      makVrv::DtEntityAppearanceMapper& mapper, const DtAppearance& app, DtAppearAttribute attr) const;
   virtual osg::Node* getRootNode(makVrv::DtOsgArticulatedModel& model) const;
   virtual void parseTerrain(osg::Node*, const DtFilename& surfCharFile, DtCollisionObjectList& output) const;

   class EntityInfo
   {
   public:
      explicit EntityInfo(DtSimModelRepository& rep, const DtFilename& file);

      void collisionObjectsForAppearance(DtAppearance appearance, DtCollisionObjectList& objects);

   protected:
      DtCollisionObjectList createAppearance(DtAppearance appearance);

      typedef boost::unordered_map<DtAppearance, DtCollisionObjectList> AppearanceMap;

      mutable tbb::spin_rw_mutex myMutex;
      DtSimModelRepository& myModelRepository;
      boost::scoped_ptr<makVrv::DtOsgArticulatedModel> myModel;
      DtFilename mySurfaceCharacteristicsFile;
      AppearanceMap myAppearances;
   };

   friend class EntityInfo;

   typedef boost::unordered_map<DtFilename, boost::shared_ptr<EntityInfo> > EntityMap;

   DtVantageTerrainEngine& myVantageTerrainEngine;
   boost::scoped_ptr<makVrv::DtEntityAppearanceMapperFactory> myAppearanceMapperFactory;

   mutable tbb::spin_rw_mutex myMutex;
   EntityMap myEntityMap;
};