imaging/vtkImageGradient.h Source File

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkImageGradient.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 =========================================================================*/
00057 #ifndef __vtkImageGradient_h
00058 #define __vtkImageGradient_h
00059 
00060 
00061 #include "vtkImageToImageFilter.h"
00062 
00063 class VTK_EXPORT vtkImageGradient : public vtkImageToImageFilter
00064 {
00065 public:
00066   static vtkImageGradient *New();
00067   vtkTypeMacro(vtkImageGradient,vtkImageToImageFilter);
00068   void PrintSelf(ostream& os, vtkIndent indent);
00069   
00071   vtkSetClampMacro(Dimensionality,int,2,3);
00072   vtkGetMacro(Dimensionality,int);
00073   
00076   vtkSetMacro(HandleBoundaries, int);
00077   vtkGetMacro(HandleBoundaries, int);
00078   vtkBooleanMacro(HandleBoundaries, int);
00079 
00080 protected:
00081   vtkImageGradient();
00082   ~vtkImageGradient() {};
00083   vtkImageGradient(const vtkImageGradient&) {};
00084   void operator=(const vtkImageGradient&) {};
00085 
00086   int HandleBoundaries;
00087   int Dimensionality;
00088   
00089   void ExecuteInformation(vtkImageData *inData, vtkImageData *outData); 
00090   void ComputeInputUpdateExtent(int inExt[6], int outExt[6]);
00091   void ExecuteInformation(){this->vtkImageToImageFilter::ExecuteInformation();};
00092   void ThreadedExecute(vtkImageData *inData, vtkImageData *outData,
00093              int extent[6], int id);
00094 };
00095 
00096 #endif
00097 
00098 
00099