terrainPassThroughLayer.h

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



#pragma once

#include "terrainInterface/terrainInterfaceDefines.h"
#include "terrainInterface/terrainImplementation.h"

class DT_DLL_terrainInterface DtTerrainPassThroughLayer : public DtTerrainImplementation
{
private:

   DtTerrainPassThroughLayer();
   DtTerrainPassThroughLayer(const DtTerrainPassThroughLayer& orig);
   DtTerrainPassThroughLayer& operator=(const DtTerrainPassThroughLayer& orig);
public:
   DtTerrainPassThroughLayer(DtTerrainImplementation* terrainImplementation,
      DtConsoleCommandManager* cmdMgr);
   virtual ~DtTerrainPassThroughLayer();

   virtual MAKVRinTerra::DtFeatureDatabase& featureDatabase();
   virtual const MAKVRinTerra::DtFeatureDatabase& featureDatabase() const;

   virtual MAKVRinTerra::DtFeatureContext& featureContext();
   virtual const MAKVRinTerra::DtFeatureContext& featureContext() const;

   virtual bool loadTerrain(const makArchives::DtGenericTerrainRecord& rec);

   virtual const Coordinate_System* coordinateSystem() const ;

   virtual void shutdown(bool block);

   virtual void preloadTerrainAreas(
      const DtTerrainPagingGeometryList& preloadGeometry);

   virtual bool chordIntersect(DtTerrainIntersectStatus& status,
      const DtChord& chord,
      DtVrfChordIntersectionRecord& record,
      const DtTerrainIntersectOptions& options) const;

   virtual bool allIntersectsAlongChord(DtTerrainIntersectStatus& status,
      const DtChord& chord,
      DtVrfChordIntersectRecordList& intList,
      const DtTerrainIntersectOptions& options) const;

   virtual void cacheTerrainArea(int requestId,
      unsigned minLOD, unsigned maxLOD, const DtExtent& cacheArea,
      DtCacheProgressCallbackFunction fcn = 0, void* usr = 0);

   virtual void cancelCacheTerrainArea(int requestId);

   virtual const DtTerrainCapabilities* terrainCapabilities() const;

   virtual void setIntersectDataLoadExpireTime(const double& expireTime);

   virtual void expireDataLoadRequestsBeforeTime(const double& currentTime);

   virtual void processTrianglesInArea(DtTriangleOutputInterface&, const DtTerrainProcessPolygonsBox& box) const;

   virtual DtTerrainInformation* terrainInformation();

   struct DtCreatorParam
   {
      DtTerrainImplementation* terrainImplementation;
      DtConsoleCommandManager* commandManager;
      DtString extraParameters;
   };

protected:
   DtTerrainImplementation* myTerrainImplementation;
};

typedef DtStringKeyFactoryWithParam<DtTerrainPassThroughLayer, DtTerrainPassThroughLayer::DtCreatorParam> 
   DtTerrainPassThroughLayerFactory;
typedef DtTerrainPassThroughLayerFactory::DtCreatorFcn DtTerrainPassThroughLayerCreatorFcn;