shapeBasedTerrainPreloadController.h

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



#pragma once

#include "vrfmodel/vrfmodelDefines.h"

#include "vrfobjcore/controllerComponent.h"
#include "vrfobjcore/vrfObjectTerrainPreloadManager.h"

#include "features/featureSet.h"
#include "features/areaFeature.h"

class DtTerrainPreloadControllerDescriptor;

class DT_DLL_vrfmodel DtShapeBasedTerrainPreloadController : 
   public DtControllerComponent
{
private:

   DtShapeBasedTerrainPreloadController();
   DtShapeBasedTerrainPreloadController(
      const DtShapeBasedTerrainPreloadController& orig);
   DtShapeBasedTerrainPreloadController& operator=(
      const DtShapeBasedTerrainPreloadController& orig);

public:

   DtShapeBasedTerrainPreloadController(const DtString& name, 
      DtLocalObject* owner, 
      DtSimulationServices* simManager, 
      DtComponentDescriptor* desc = 0,
      DtReaderWriterRegistry* parentRegistry = 0);

   virtual ~DtShapeBasedTerrainPreloadController() override;

   virtual bool init() override;

   virtual void preFirstTickInit() override;

   virtual const char* type() const override;
   
   virtual void calculateTerrainPreLoad(DtVrfObjectTerrainPreloadArgs& args);

   virtual void geometryChanged();

   virtual void tick() override;

   static DtSimComponent * creator(const DtString& name, 
      DtLocalObject* owner,
      DtSimulationServices* simManager, 
      DtComponentDescriptor* desc = 0,
      DtReaderWriterRegistry* parentRegistry = 0);

protected:
   virtual void loadAndBlock();

   static void calculateTerrainPreLoadCallback(
      DtVrfObjectTerrainPreloadArgs& args, void* usr);

   virtual void processSimObjectAdded(DtSimObjectReference);

protected:
   const DtTerrainPreloadControllerDescriptor* myDescriptor;

   std::unique_ptr<MAKVRinTerra::DtFeatureSet> myLoadedFeatures;

   boost::signals2::scoped_connection mySimObjectAddedConnection;
};