DtCDBTileSource.h

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/****************************************************************************** 
** Copyright (c) 2016 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 

#pragma once

#include "DtCDBOptions.h"
#include <osgEarth/TileSource>
#include <osgdb_osgearth_cdb/DtCDBTileCache.h>
#include <osgdb_osgearth_cdb/DtCDBTile.h>
#include <osgdb_osgearth_cdb/DtCDBDatasets.h>
#include <Cee_CdbDB.h>

namespace makVrv { namespace oe { namespace CDB
{
    using namespace osgEarth;

    class CDBTileSource : public TileSource
    {
    public:

        CDBTileSource(const TileSourceOptions& options);

        Status initialize(const osgDB::Options* dbOptions);

        osg::Image* createImage(const TileKey& key, ProgressCallback* progress);

        osg::HeightField* createHeightField(const TileKey& key, ProgressCallback* progress);

    protected:

        virtual ~CDBTileSource(); 

    private:

       ReadResult readImage(std::string& cdbfile);

       osg::ref_ptr< osg::HeightField > readElevation(std::string& cdbfile);

        const CDBOptions myCdbOptions;

        osg::ref_ptr<osgDB::Options> myDbOptions;

        std::string     myCdbRootDir;

        int             myCdbDatasetCode;

        int             myCdbComponentSelector1;

        int             myCdbComponentSelector2;

        CDBTileCache    myTileCache;

        CDBTile*        myCdbTilePtr;

        CDBDatasets*    myDatasetsPtr;

        CdbDB           myCdbDatabase;

        bool            myCdbIsOpened;

        OpenThreads::Mutex myImageryMutex;

        OpenThreads::Mutex myElevationMutex;

    };

} } } // namespace mak::osgEarth::CDB