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dox/Imaging/vtkImageClip.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkImageClip.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00030 #ifndef __vtkImageClip_h
00031 #define __vtkImageClip_h
00032 
00033 // I did not make this a subclass of in place filter because
00034 // the references on the data do not matter. I make no modifications
00035 // to the data.
00036 #include "vtkImageAlgorithm.h"
00037 
00038 class VTK_IMAGING_EXPORT vtkImageClip : public vtkImageAlgorithm
00039 {
00040 public:
00041   static vtkImageClip *New();
00042   vtkTypeRevisionMacro(vtkImageClip,vtkImageAlgorithm);
00043   void PrintSelf(ostream& os, vtkIndent indent);
00044 
00046 
00047   void SetOutputWholeExtent(int extent[6], vtkInformation *outInfo=0);
00048   void SetOutputWholeExtent(int minX, int maxX, int minY, int maxY, 
00049                             int minZ, int maxZ);
00050   void GetOutputWholeExtent(int extent[6]);
00051   int *GetOutputWholeExtent() {return this->OutputWholeExtent;}
00053 
00054   void ResetOutputWholeExtent();
00055 
00057 
00060   vtkSetMacro(ClipData, int);
00061   vtkGetMacro(ClipData, int);
00062   vtkBooleanMacro(ClipData, int);
00064 
00066   void SetOutputWholeExtent(int piece, int numPieces);
00067 
00068 protected:
00069   vtkImageClip();
00070   ~vtkImageClip() {};
00071 
00072   // Time when OutputImageExtent was computed.
00073   vtkTimeStamp CTime;
00074   int Initialized; // Set the OutputImageExtent for the first time.
00075   int OutputWholeExtent[6];
00076 
00077   int ClipData;
00078   
00079   virtual int RequestInformation (vtkInformation *,
00080                                   vtkInformationVector **,
00081                                   vtkInformationVector *);
00082 
00083   void CopyData(vtkImageData *inData, vtkImageData *outData, int *ext);
00084 
00085   virtual int RequestData(vtkInformation *,
00086                           vtkInformationVector **,
00087                           vtkInformationVector *);
00088 
00089 private:
00090   vtkImageClip(const vtkImageClip&);  // Not implemented.
00091   void operator=(const vtkImageClip&);  // Not implemented.
00092 };
00093 
00094 
00095 
00096 #endif
00097 
00098 
00099 

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