vishortilescreatorandupdator.h

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#ifndef vishortilescreatorandupdator_h
#define vishortilescreatorandupdator_h
/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Kristofer Tingdahl
 Date:          March 2009
 RCS:           $Id$
________________________________________________________________________
-*/
// this header file only be used in the classes related to Horzonsection . 
// don't include it in somewhere else !!!

#include "typeset.h"
#include "geomelement.h"
#include "rowcol.h"
#include "refcount.h"
#include "thread.h"


class TaskRunner;

namespace osg
{ class CullStack; }

namespace osgGeo { class LayeredTexture; }

namespace visBase
{
    class HorizonSection;
    class HorizonSectionTile;


class HorTilesCreatorAndUpdator
{mRefCountImpl(HorTilesCreatorAndUpdator)
public: 
    HorTilesCreatorAndUpdator( HorizonSection*);

    void    updateTiles(const TypeSet<GeomPosID>*,TaskRunner*);
    void    createAllTiles(TaskRunner* tr);
    void    updateTilesAutoResolution(const osg::CullStack* cs);
    void    updateTilesPrimitiveSets();
    void    setFixedResolution(char res, TaskRunner* tr);


protected:
    void    updateTileArray(const StepInterval<int>& rrg,
                            const StepInterval<int>& crg);
    HorizonSectionTile* createOneTile(int tilerowidx, int tilecolidx);
    void    setNeighbors(HorizonSectionTile* tile, int tilerowidx,
                         int tilecolidx);


    HorizonSection*     horsection_;
    Threads::SpinLock   spinlock_;
    Threads::Mutex      updatelock_;


private:
};



}
#endif