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imaging/vtkImageToImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkImageToImageFilter.h,v $
00005   Language:  C++
00006 
00007 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
00008 All rights reserved.
00009 
00010 Redistribution and use in source and binary forms, with or without
00011 modification, are permitted provided that the following conditions are met:
00012 
00013  * Redistributions of source code must retain the above copyright notice,
00014    this list of conditions and the following disclaimer.
00015 
00016  * Redistributions in binary form must reproduce the above copyright notice,
00017    this list of conditions and the following disclaimer in the documentation
00018    and/or other materials provided with the distribution.
00019 
00020  * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
00021    of any contributors may be used to endorse or promote products derived
00022    from this software without specific prior written permission.
00023 
00024  * Modified source versions must be plainly marked as such, and must not be
00025    misrepresented as being the original software.
00026 
00027 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00028 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00029 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00030 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
00031 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00032 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00033 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00034 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00035 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00036 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00037 
00038 =========================================================================*/
00053 #ifndef __vtkImageToImageFilter_h
00054 #define __vtkImageToImageFilter_h
00055 
00056 
00057 #include "vtkImageSource.h"
00058 #include "vtkMultiThreader.h"
00059 
00060 class VTK_EXPORT vtkImageToImageFilter : public vtkImageSource
00061 {
00062 public:
00063   static vtkImageToImageFilter *New();
00064   vtkTypeMacro(vtkImageToImageFilter,vtkImageSource);
00065   void PrintSelf(ostream& os, vtkIndent indent);
00066 
00068   virtual void SetInput(vtkImageData *input);
00069   vtkImageData *GetInput();
00070   
00072   void SetBypass( int ) {};
00073   void BypassOn() {};
00074   void BypassOff() {};
00075   vtkGetMacro(Bypass,int);
00076 
00081   virtual void ThreadedExecute(vtkImageData *inData, 
00082                 vtkImageData *outData,
00083                 int extent[6], int threadId);
00084   
00086   vtkSetClampMacro( NumberOfThreads, int, 1, VTK_MAX_THREADS );
00087   vtkGetMacro( NumberOfThreads, int );
00088 
00089   void SetInputMemoryLimit(int) 
00090     {vtkErrorMacro( << "SetInputMemoryLimit is obsolete: Use a vtkImageDataStreamer instead!" );};
00091   long GetInputMemoryLimit()
00092     {vtkErrorMacro( << "GetInputMemoryLimit is obsolete: Use a vtkImageDataStreamer instead!" ); return 0;};
00093 
00095   virtual int SplitExtent(int splitExt[6], int startExt[6], 
00096            int num, int total);
00097   
00098 
00099 #ifndef VTK_REMOVE_LEGACY_CODE
00100   // Legacy !!!!!!!!!!!!!!! ---------------------------------
00101   
00104   virtual void UpdateImageInformation() 
00105     {VTK_LEGACY_METHOD(UpdateInformation,"3.2"); this->UpdateInformation();}
00106   
00111   virtual void ExecuteImageInformation() 
00112     {VTK_LEGACY_METHOD(LegacyHack,"3.2"); this->LegacyHack = 0;}
00113   int LegacyHack;
00114 #endif
00115   
00116 protected:
00117   vtkImageToImageFilter();
00118   ~vtkImageToImageFilter();
00119   vtkImageToImageFilter(const vtkImageToImageFilter&) {};
00120   void operator=(const vtkImageToImageFilter&) {};
00121 
00122   vtkMultiThreader *Threader;
00123   int Bypass;
00124   int BypassWasOn;
00125   int NumberOfThreads;
00126   
00127   // This is called by the superclass.
00128   void ExecuteInformation();
00129   // This is the method you should override.
00130   virtual void ExecuteInformation(vtkImageData *inData, vtkImageData *outData);
00131 
00132   // This is called by the superclass.
00133   void Execute();
00134 
00135   // This one is not currently used
00136   void Execute(vtkImageData *outData) { this->vtkImageSource::Execute(outData); };
00137 
00138   // This is the method you should override.
00139   virtual void Execute(vtkImageData *inData, vtkImageData *outData);
00140 
00141   void ComputeInputUpdateExtents( vtkDataObject *output );
00142   virtual void ComputeInputUpdateExtent(int inExt[6], int outExt[6]);
00143 };
00144 
00145 #endif
00146 
00147 
00148 
00149 
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