velocityfunctioninterval.h

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#ifndef velocityfunctioninterval_h
#define velocityfunctioninterval_h

/*+
________________________________________________________________________

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


-*/

#include "velocitymod.h"
#include "samplingdata.h"
#include "thread.h"
#include "velocityfunction.h"

class BinIDValueSet;
class Gridder2D;

namespace Vel
{

class IntervalSource;

mExpClass(Velocity) IntervalFunction : public Function
{
public:
                        IntervalFunction(IntervalSource&);

    StepInterval<float> getAvailableZ() const;
    bool                moveTo(const BinID&);
    void                setInput(Function*);

protected:
                        ~IntervalFunction();

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

    Function*           inputfunc_;
};


mExpClass(Velocity) IntervalSource : public FunctionSource
{
public:
                        IntervalSource();
    const VelocityDesc& getDesc() const;
    const char*         factoryKeyword() const { return sType(); }
    static const char*  sType() { return "Interval"; }

    void                setInput(FunctionSource*);
    void                getSources(TypeSet<MultiID>&) const;
    void                getAvailablePositions(BinIDValueSet&) const;

    NotifierAccess*     changeNotifier();
    BinID               changeBinID() const;

protected:
    void                sourceChangeCB(CallBacker*);
    IntervalFunction*   createFunction(const BinID&);
                        ~IntervalSource();

    FunctionSource*     inputsource_;
    VelocityDesc        veldesc_;
};

} // namespace Vel

#endif