semblanceattrib.h

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#ifndef semblanceattrib_h
#define semblanceattrib_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Nanne Hemstra
 Date:          07-01-2008
 RCS:           $Id$
________________________________________________________________________

-*/

#include "attributesmod.h"
#include "attribprovider.h"

namespace Attrib
{

mExpClass(Attributes) Semblance : public Provider
{
public:
    static void                 initClass();
                                Semblance(Desc&);

    static const char*          attribName()    { return "Semblance"; }
    static const char*          gateStr()       { return "gate"; }
    static const char*          pos0Str()       { return "pos0"; }
    static const char*          pos1Str()       { return "pos1"; }
    static const char*          stepoutStr()    { return "stepout"; }
    static const char*          steeringStr()   { return "steering"; }
    static const char*          extensionStr()  { return "extension"; }
    static const char*          extensionTypeStr(int);
    virtual void                initSteering()  { stdPrepSteering(stepout_); }

    void                        prepPriorToBoundsCalc();

protected:
                                ~Semblance() {}
    static Provider*            createInstance(Desc&);
    static void                 updateDesc(Desc&);

    bool                        allowParallelComputation() const
                                { return true; }

    bool                        getInputOutput(int inp,TypeSet<int>& res) const;
    bool                        getInputData(const BinID&,int zintv);
    bool                        computeData(const DataHolder&,
                                            const BinID& relpos,
                                            int z0,int nrsamples,
                                            int threadid) const;

    const BinID*                reqStepout(int input,int output) const;
    const BinID*                desStepout(int input,int output) const;
    const Interval<float>*      reqZMargin(int input,int output) const;
    const Interval<float>*      desZMargin(int input,int output) const;
    bool                        getTrcPos();

    BinID                       pos0_;
    BinID                       pos1_;
    BinID                       stepout_;
    Interval<float>             gate_;
    int                         extension_;
    TypeSet<BinID>              trcpos_;

    Interval<float>             desgate_;

    bool                        dosteer_;
    TypeSet<int>                steerindexes_;
    int                         dataidx_;

    ObjectSet<const DataHolder> inputdata_;
    const DataHolder*           steeringdata_;
};

} // namespace Attrib

#endif