dox / Imaging
vtkImageGaussianSmooth.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkImageGaussianSmooth.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 =========================================================================*/
00035 #ifndef __vtkImageGaussianSmooth_h
00036 #define __vtkImageGaussianSmooth_h
00037 
00038 
00039 #include "vtkImageToImageFilter.h"
00040 
00041 class VTK_IMAGING_EXPORT vtkImageGaussianSmooth : public vtkImageToImageFilter
00042 {
00043 public:
00044   vtkTypeRevisionMacro(vtkImageGaussianSmooth,vtkImageToImageFilter);
00045   void PrintSelf(ostream& os, vtkIndent indent);
00046 
00050   static vtkImageGaussianSmooth *New();
00051   
00052   
00054 
00055   vtkSetVector3Macro(StandardDeviations, double);
00056   void SetStandardDeviation(double std)
00057         {this->SetStandardDeviations(std,std,std);}
00058   void SetStandardDeviations(double a,double b)
00059         {this->SetStandardDeviations(a,b,0.0);}
00060   vtkGetVector3Macro(StandardDeviations, double);
00062 
00064 
00066   void SetStandardDeviation(double a,double b)
00067         {this->SetStandardDeviations(a,b,0.0);}
00068   void SetStandardDeviation(double a,double b,double c) 
00069         {this->SetStandardDeviations(a,b,c);}
00071 
00073 
00076   vtkSetVector3Macro(RadiusFactors, double);
00077   void SetRadiusFactors(double f, double f2) {
00078     this->SetRadiusFactors(f,f2,1.5);}
00079   void SetRadiusFactor(double f) {this->SetRadiusFactors(f, f, f);}
00080   vtkGetVector3Macro(RadiusFactors, double);
00082 
00084 
00086   vtkSetMacro(Dimensionality, int);
00087   vtkGetMacro(Dimensionality, int);
00089 
00090 protected:
00091   vtkImageGaussianSmooth();
00092   ~vtkImageGaussianSmooth();
00093 
00094   int Dimensionality;
00095   double StandardDeviations[3];
00096   double RadiusFactors[3];
00097   
00098   void ComputeKernel(double *kernel, int min, int max, double std);
00099   void ComputeInputUpdateExtent(int inExt[6], int outExt[6]);
00100   void ExecuteAxis(int axis, vtkImageData *inData, int inExt[6],
00101                    vtkImageData *outData, int outExt[6],
00102                    int *pcycle, int target, int *pcount, int total);
00103   void ThreadedExecute(vtkImageData *inData, 
00104                        vtkImageData *outData, int outExt[6], int id);
00105   
00106 private:
00107   vtkImageGaussianSmooth(const vtkImageGaussianSmooth&);  // Not implemented.
00108   void operator=(const vtkImageGaussianSmooth&);  // Not implemented.
00109 };
00110 
00111 #endif
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