dox/Imaging/vtkImageDPT.h

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/*=========================================================================

  Program:   vtkCNMRRLibrary
  Module:    $RCSfile: vtkImageDPT.h,v $

  Copyright  2006  The Pennsylvania State University
  
          Notice
 
  The contents of this file are subject to The Pennsylvania State University 
  Open Source License (the "License"); you may not use this file except in 
  compliance with the License. You may obtain a copy of the License at H066 
  Radiology, NMR Building, 500 University Drive, Hershey, PA, 
  tel. (717) 531-6069 or via email at dcb210@psu.edu.
 
  Software distributed under the License is distributed on an "AS IS" basis, 
  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 
  for the specific language governing rights and limitations under the 
  License.
 
  The Original Code is listed under Exhibit A of the license.
 
  The Initial Developer of the Original Code is Don Bigler.
 
  Contributor(s):
 
=========================================================================*/
#ifndef __vtkImageDPT_h
#define __vtkImageDPT_h

#include "vtkImageMultipleInputFilter.h"
#include "vtkImageMRIFourierFilter.h"
#include "vtkCNMRRImagingWin32Header.h"

class VTK_CNMRR_IMAGING_EXPORT vtkImageDPT : public vtkImageMultipleInputFilter
{
   public:
      static vtkImageDPT *New();
      vtkTypeRevisionMacro(vtkImageDPT,vtkImageMultipleInputFilter);
      void PrintSelf(ostream& os, vtkIndent indent);
   
      static int isPowerOf2(int size){return size > 0 && (size & (size - 1)) == 0;};
      
      static int findPowerOf2(int size);
      

      void SetDimensionality(int dim);
      vtkGetMacro(Dimensionality,int);
            
      void DPT(vtkImageComplexNumber *eta0, vtkImageComplexNumber *out, int m);

   protected:

      vtkImageDPT();
      ~vtkImageDPT() {};
      
      int Dimensionality;

      void ExecuteInformation(vtkImageData **inputs, vtkImageData *output);
      //void ComputeInputUpdateExtent(int inExt[6], int outExt[6], int whichInput);
      void ExecuteInformation(){this->vtkImageMultipleInputFilter::ExecuteInformation();};
      
      void ThreadedExecute(vtkImageData **inDatas, vtkImageData *outData,
                     int extent[6], int id);
      
      void InitOutput(int outExt[6], vtkImageData *outData);
         
   private:
      vtkImageDPT(const vtkImageDPT&);  // Not implemented.
      void operator=(const vtkImageDPT&);  // Not implemented.
};

#endif

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