velocityfunctionstored.h

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#ifndef velocityfunctionstored_h
#define velocityfunctionstored_h

/*+
________________________________________________________________________

(C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
Author:        Umesh Sinha
Date:          Sep 2008
RCS:           $Id$
________________________________________________________________________


-*/

#include "velocitymod.h"
#include "velocityfunction.h"
#include "binidvalset.h"

class BinIDValueSet;
class IOObjContext;

namespace Vel
{

class StoredFunctionSource;


mExpClass(Velocity) StoredFunction : public Function
{
public:
                                StoredFunction(StoredFunctionSource&);
    bool                        moveTo(const BinID&);
    StepInterval<float>         getAvailableZ() const;


protected:
    bool                        computeVelocity(float z0, float dz, int nr,
                                                float* res) const;

    bool                        zit_;
    TypeSet<float>              zval_;
    TypeSet<float>              vel_;
};


mExpClass(Velocity) StoredFunctionSource : public FunctionSource
{ mODTextTranslationClass(StoredFunctionSource);
public:
                                mDefaultFactoryInstanciationBase(
                                    "StoredVelFunc", 
                                    toUiString(sFactoryKeyword()));

                                StoredFunctionSource();
    static IOObjContext&        ioContext();

    const VelocityDesc&         getDesc() const         { return desc_; }

    bool                        zIsTime() const;
    bool                        load(const MultiID&);
    bool                        store(const MultiID&);

    StoredFunction*             createFunction(const BinID&);

    void                        getAvailablePositions(BinIDValueSet&) const;
    bool                        getVel(const BinID&,TypeSet<float>& zvals,
                                       TypeSet<float>& vel);

    void                        setData(const BinIDValueSet&,
                                        const VelocityDesc&,bool zit);

    static const char*          sKeyZIsTime();
    static const char*          sKeyVelocityFunction();
    static const char*          sKeyVelocityType();

protected:
    void                        fillIOObjPar(IOPar&) const;

    static FunctionSource*      create(const MultiID&);
                                ~StoredFunctionSource();

    BinIDValueSet               veldata_;
    bool                        zit_;
    VelocityDesc                desc_;
};

} // namespace Vel

#endif