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# Imaging/vtkImageDifference.h

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    00001 /*=========================================================================
    00002
    00003   Program:   Visualization Toolkit
    00004   Module:    $RCSfile: vtkImageDifference.h,v $
    00005   Language:  C++
    00006
    00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen
    00008   All rights reserved.
    00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
    00010
    00011      This software is distributed WITHOUT ANY WARRANTY; without even
    00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
    00013      PURPOSE.  See the above copyright notice for more information.
    00014
    00015 =========================================================================*/
    00044 #ifndef __vtkImageDifference_h
    00045 #define __vtkImageDifference_h
    00046
    00047 #include "vtkImageTwoInputFilter.h"
    00048
    00049 class VTK_IMAGING_EXPORT vtkImageDifference : public vtkImageTwoInputFilter
    00050 {
    00051 public:
    00052   static vtkImageDifference *New();
    00053   vtkTypeRevisionMacro(vtkImageDifference,vtkImageTwoInputFilter);
    00054   void PrintSelf(ostream& os, vtkIndent indent);
    00055
    00057
    00058   void SetImage(vtkImageData *image) {this->SetInput2(image);}
    00059   vtkImageData *GetImage() {return this->GetInput2();}
    00061
    00063
    00064   void SetInput(vtkImageData *input) {this->SetInput1(input);}
    00065   void SetInput(int num, vtkImageData *input)
    00066     { this->vtkImageMultipleInputFilter::SetInput(num, input); };
    00068
    00070
    00071   float GetError(void);
    00072   void GetError(float *e) { *e = this->GetError(); };
    00074
    00076
    00079   float GetThresholdedError(void);
    00080   void GetThresholdedError(float *e) { *e = this->GetThresholdedError(); };
    00082
    00083
    00085
    00086   vtkSetMacro(Threshold,int);
    00087   vtkGetMacro(Threshold,int);
    00089
    00091
    00096   vtkSetMacro(AllowShift,int);
    00097   vtkGetMacro(AllowShift,int);
    00098   vtkBooleanMacro(AllowShift,int);
    00100
    00102
    00105   vtkSetMacro(Averaging,int);
    00106   vtkGetMacro(Averaging,int);
    00107   vtkBooleanMacro(Averaging,int);
    00109
    00110 protected:
    00111   vtkImageDifference();
    00112   ~vtkImageDifference() {};
    00113
    00114   float ErrorPerThread[VTK_MAX_THREADS];
    00115   float ThresholdedErrorPerThread[VTK_MAX_THREADS];
    00116   int AllowShift;
    00117   int Threshold;
    00118   int Averaging;
    00119
    00120   void ExecuteInformation(vtkImageData **inputs, vtkImageData *output);
    00121   void ComputeInputUpdateExtent(int inExt[6], int outExt[6],
    00122                                 int whichInput);
    00123   void ExecuteInformation(){this->vtkImageTwoInputFilter::ExecuteInformation();};
    00124   void ThreadedExecute(vtkImageData **inDatas, vtkImageData *outData,
    00125                        int extent[6], int id);
    00126
    00127 private:
    00128   vtkImageDifference(const vtkImageDifference&);  // Not implemented.
    00129   void operator=(const vtkImageDifference&);  // Not implemented.
    00130 };
    00131
    00132 #endif
    00133
    00134