marchingcubeseditor.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        K. Tingdahl
 Date:          August 2007
________________________________________________________________________

-*/

#include "geometrymod.h"
#include "paralleltask.h"
#include "notify.h"
#include "coord.h"

class MarchingCubesSurface;
template <class T> class Array3D;

mExpClass(Geometry) MarchingCubesSurfaceEditor : public ParallelTask
{
public:
                        MarchingCubesSurfaceEditor(MarchingCubesSurface&);
    virtual             ~MarchingCubesSurfaceEditor();

    bool                setKernel(const Array3D<unsigned char>&,
                                  int xpos, int ypos, int zpos );

    bool                setFactor(int); 
    int                 getFactor() const { return factor_; }

    const Coord3&       getCenterNormal() const;

    virtual bool        affectedVolume(Interval<int>& xrg,
                                       Interval<int>& yrg,
                                       Interval<int>& zrg) const;

    Notifier<MarchingCubesSurfaceEditor>        shapeChange;

protected:
    void                        reportShapeChange(bool kernelchange);
    MarchingCubesSurface&       surface_;
    int                         factor_;
    int                         prevfactor_;
    Array3D<unsigned char>*     kernel_;
    Array3D<int>*               changedsurface_;
    Array3D<int>*               originalsurface_;
    float                       threshold_;
    Coord3                      centernormal_;

    int                         xorigin_;
    int                         yorigin_;
    int                         zorigin_;

private:
    od_int64                    nrIterations() const;
    bool                        doPrepare(int);
    bool                        doWork(od_int64,od_int64,int);
    bool                        doFinish(bool);
};