svkMriImageData.h

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/*
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/*
 *  $URL$
 *  $Rev$
 *  $Author$
 *  $Date$
 *
 *  Authors:
 *      Jason C. Crane, Ph.D.
 *      Beck Olson
 */


#ifndef SVK_MRI_IMAGE_DATA_H
#define SVK_MRI_IMAGE_DATA_H

#define START_NUM_BINS 256
#define MAX_NUM_BINS 1048576
#define MIN_USED_BINS 10
#define EXCLUDE_FACTOR 0.05 

#include <vtkObjectFactory.h>
#include <svkImageData.h>
#include <svk4DImageData.h>
#include <vtkImageAccumulate.h>
#include <vtkCallbackCommand.h>
#include <vtkPolyData.h>
#include <svkFastCellData.h>


namespace svk {


using namespace std;


class svkMriImageData: public svkImageData 
{

    public:

        vtkTypeMacro( svkMriImageData, svkImageData);
        static svkMriImageData* New();
        static vtkObject*       NewObject();


        double*                 GetImagePixels( int slice );
        vtkDataArray*           GetImagePixelsArray( int slice );
        double*                 GetImagePixel( int id );
        double*                 GetImagePixel( int x, int y, int z );
        void                    SetImagePixels( double* pixels, int slice);
        void                    SetImagePixel( int id, double value );
        void                    SetImagePixel( int x, int y, int z, double value );
        virtual void            GetNumberOfVoxels(int numVoxels[3]);
        void                    GetAutoWindowLevel( double& window, double& level, int numBins = START_NUM_BINS
                                                                         , double excludeFactor = EXCLUDE_FACTOR );
        virtual int             GetVolumeIndexForFrame(int frame );
        void                    GetCenterOfMass( double centerOfMass[3], int component = 0 );
        virtual svk4DImageData* GetCellDataRepresentation();
        void                    SyncPixelDataToCellRepresentation();
        void                    SyncCellRepresentationToPixelData();


        static void             UpdatePixelData(vtkObject* subject, unsigned long eid, void* thisObject, void *calldata);


    protected:

        svkMriImageData();
        ~svkMriImageData();

        enum ActorType {PLOT_GRID};
    
    private:
        
        svk4DImageData*         cellDataRepresentation;
        double*                 pixelBuffer;
        vtkCallbackCommand*     cellRepresentationModifiedCB;
        void                    InitializeCellDataArrays();
};


}   //svk


#endif //SVK_MRI_IMAGE_DATA_H