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vtkImageHistogram.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkImageHistogram.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
33 #ifndef __vtkImageHistogram_h
34 #define __vtkImageHistogram_h
35 
36 #include "vtkImagingStatisticsModule.h" // For export macro
37 #include "vtkThreadedImageAlgorithm.h"
38 
40 class vtkIdTypeArray;
41 
42 class VTKIMAGINGSTATISTICS_EXPORT vtkImageHistogram : public vtkThreadedImageAlgorithm
43 {
44 public:
45  static vtkImageHistogram *New();
46  vtkTypeMacro(vtkImageHistogram,vtkThreadedImageAlgorithm);
47 
48  void PrintSelf(ostream& os, vtkIndent indent);
49 
51 
52  enum {
53  Linear = 0,
54  Log = 1,
55  Sqrt = 2
56  };
58 
60 
63  vtkSetMacro(ActiveComponent, int);
64  vtkGetMacro(ActiveComponent, int);
66 
68 
77  vtkSetMacro(AutomaticBinning, int);
78  vtkBooleanMacro(AutomaticBinning, int);
79  vtkGetMacro(AutomaticBinning, int);
81 
83 
88  vtkSetMacro(MaximumNumberOfBins, int);
89  vtkGetMacro(MaximumNumberOfBins, int);
91 
93 
95  vtkSetMacro(NumberOfBins, int);
96  vtkGetMacro(NumberOfBins, int);
98 
100 
102  vtkSetMacro(BinOrigin, double);
103  vtkGetMacro(BinOrigin, double);
105 
107 
109  vtkSetMacro(BinSpacing, double);
110  vtkGetMacro(BinSpacing, double);
112 
114 
115  void SetStencilData(vtkImageStencilData *stencil);
116  vtkImageStencilData *GetStencil();
118 
120  void SetStencilConnection(vtkAlgorithmOutput* algOutput);
121 
123 
126  vtkSetMacro(GenerateHistogramImage, int);
127  vtkBooleanMacro(GenerateHistogramImage, int);
128  vtkGetMacro(GenerateHistogramImage, int);
130 
132 
134  vtkSetVector2Macro(HistogramImageSize, int);
135  vtkGetVector2Macro(HistogramImageSize, int);
137 
139 
141  vtkSetClampMacro(HistogramImageScale, int,
144  this->SetHistogramImageScale(vtkImageHistogram::Linear); }
146  this->SetHistogramImageScale(vtkImageHistogram::Log); }
148  this->SetHistogramImageScale(vtkImageHistogram::Sqrt); }
149  vtkGetMacro(HistogramImageScale, int);
150  const char *GetHistogramImageScaleAsString();
152 
155  vtkIdTypeArray *GetHistogram();
156 
159  vtkIdType GetTotal() { return this->Total; }
160 
162 
164  virtual void ThreadedRequestData(vtkInformation *request,
165  vtkInformationVector **inputVector,
166  vtkInformationVector *outputVector,
167  vtkImageData ***inData,
168  vtkImageData **outData, int ext[6], int id);
169 protected:
173 
174  virtual int RequestUpdateExtent(vtkInformation *vtkNotUsed(request),
175  vtkInformationVector **inInfo,
176  vtkInformationVector *vtkNotUsed(outInfo));
177  virtual int RequestInformation(vtkInformation *vtkNotUsed(request),
178  vtkInformationVector **inInfo,
179  vtkInformationVector *vtkNotUsed(outInfo));
180  virtual int RequestData(vtkInformation *,
181  vtkInformationVector **,
182  vtkInformationVector *);
183 
184  virtual int FillInputPortInformation(int port, vtkInformation *info);
185  virtual int FillOutputPortInformation(int port, vtkInformation *info);
186 
190  void ComputeImageScalarRange(vtkImageData *data, double range[2]);
191 
195 
196  int HistogramImageSize[2];
199 
201  double BinOrigin;
202  double BinSpacing;
203 
204  vtkIdTypeArray *Histogram;
205  vtkIdType Total;
206 
207  vtkIdType *ThreadOutput[VTK_MAX_THREADS];
208  int ThreadBinRange[VTK_MAX_THREADS][2];
209 
210 private:
211  vtkImageHistogram(const vtkImageHistogram&); // Not implemented.
212  void operator=(const vtkImageHistogram&); // Not implemented.
213 };
214 
215 #endif
void SetHistogramImageScaleToLog()
void SetHistogramImageScaleToSqrt()
efficient description of an image stencil
vtkIdTypeArray * Histogram
void SetHistogramImageScaleToLinear()
Compute the histogram for an image.