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vtkImageSincInterpolator.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkImageSincInterpolator.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 =========================================================================*/
31 #ifndef vtkImageSincInterpolator_h
32 #define vtkImageSincInterpolator_h
33 
34 #include "vtkImagingCoreModule.h" // For export macro
36 
37 #define VTK_LANCZOS_WINDOW 0
38 #define VTK_KAISER_WINDOW 1
39 #define VTK_COSINE_WINDOW 2
40 #define VTK_HANN_WINDOW 3
41 #define VTK_HAMMING_WINDOW 4
42 #define VTK_BLACKMAN_WINDOW 5
43 #define VTK_BLACKMAN_HARRIS3 6
44 #define VTK_BLACKMAN_HARRIS4 7
45 #define VTK_NUTTALL_WINDOW 8
46 #define VTK_BLACKMAN_NUTTALL3 9
47 #define VTK_BLACKMAN_NUTTALL4 10
48 #define VTK_SINC_KERNEL_SIZE_MAX 32
49 
50 class vtkImageData;
52 
53 class VTKIMAGINGCORE_EXPORT vtkImageSincInterpolator :
55 {
56 public:
57  static vtkImageSincInterpolator *New();
59  void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
60 
62 
70  virtual void SetWindowFunction(int mode);
72  this->SetWindowFunction(VTK_LANCZOS_WINDOW); }
74  this->SetWindowFunction(VTK_KAISER_WINDOW); }
76  this->SetWindowFunction(VTK_COSINE_WINDOW); }
78  this->SetWindowFunction(VTK_HANN_WINDOW); }
80  this->SetWindowFunction(VTK_HAMMING_WINDOW); }
82  this->SetWindowFunction(VTK_BLACKMAN_WINDOW); }
84  this->SetWindowFunction(VTK_BLACKMAN_HARRIS3); }
86  this->SetWindowFunction(VTK_BLACKMAN_HARRIS4); }
88  this->SetWindowFunction(VTK_NUTTALL_WINDOW); }
90  this->SetWindowFunction(VTK_BLACKMAN_NUTTALL3); }
92  this->SetWindowFunction(VTK_BLACKMAN_NUTTALL4); }
93  int GetWindowFunction() { return this->WindowFunction; }
94  virtual const char *GetWindowFunctionAsString();
96 
104  void SetWindowHalfWidth(int n);
105  int GetWindowHalfWidth() { return this->WindowHalfWidth; }
106 
111  void SetUseWindowParameter(int val);
112  void UseWindowParameterOn() { this->SetUseWindowParameter(1); }
113  void UseWindowParameterOff() { this->SetUseWindowParameter(0); }
114  int GetUseWindowParameter() { return this->UseWindowParameter; }
115 
124  void SetWindowParameter(double parm);
125  double GetWindowParameter() { return this->WindowParameter; }
126 
133  void ComputeSupportSize(const double matrix[16], int support[3]) VTK_OVERRIDE;
134 
136 
144  void SetBlurFactors(double x, double y, double z);
145  void SetBlurFactors(const double f[3]) {
146  this->SetBlurFactors(f[0], f[1], f[2]); }
147  void GetBlurFactors(double f[3]) {
148  f[0] = this->BlurFactors[0];
149  f[1] = this->BlurFactors[1];
150  f[2] = this->BlurFactors[2]; }
151  double *GetBlurFactors() { return this->BlurFactors; }
153 
164  void SetAntialiasing(int antialiasing);
165  void AntialiasingOn() { this->SetAntialiasing(1); }
166  void AntialiasingOff() { this->SetAntialiasing(0); }
167  int GetAntialiasing() { return this->Antialiasing; }
168 
176  void SetRenormalization(int renormalization);
177  void RenormalizationOn() { this->SetRenormalization(1); }
178  void RenormalizationOff() { this->SetRenormalization(0); }
179  int GetRenormalization() { return this->Renormalization; }
180 
185  bool IsSeparable() VTK_OVERRIDE;
186 
188 
198  void PrecomputeWeightsForExtent(
199  const double matrix[16], const int extent[6], int newExtent[6],
200  vtkInterpolationWeights *&weights) VTK_OVERRIDE;
201  void PrecomputeWeightsForExtent(
202  const float matrix[16], const int extent[6], int newExtent[6],
203  vtkInterpolationWeights *&weights) VTK_OVERRIDE;
205 
209  void FreePrecomputedWeights(vtkInterpolationWeights *&weights) VTK_OVERRIDE;
210 
211 protected:
213  ~vtkImageSincInterpolator() VTK_OVERRIDE;
214 
218  void InternalUpdate() VTK_OVERRIDE;
219 
223  void InternalDeepCopy(vtkAbstractImageInterpolator *obj) VTK_OVERRIDE;
224 
226 
229  void GetInterpolationFunc(
230  void (**doublefunc)(
231  vtkInterpolationInfo *, const double [3], double *)) VTK_OVERRIDE;
232  void GetInterpolationFunc(
233  void (**floatfunc)(
234  vtkInterpolationInfo *, const float [3], float *)) VTK_OVERRIDE;
236 
238 
241  void GetRowInterpolationFunc(
242  void (**doublefunc)(
243  vtkInterpolationWeights *, int, int, int, double *, int)) VTK_OVERRIDE;
244  void GetRowInterpolationFunc(
245  void (**floatfunc)(
246  vtkInterpolationWeights *, int, int, int, float *, int)) VTK_OVERRIDE;
248 
252  virtual void BuildKernelLookupTable();
253 
257  virtual void FreeKernelLookupTable();
258 
259  int WindowFunction;
260  int WindowHalfWidth;
261  float *KernelLookupTable[3];
262  int KernelSize[3];
263  int Antialiasing;
264  int Renormalization;
265  double BlurFactors[3];
266  double LastBlurFactors[3];
267  double WindowParameter;
268  int UseWindowParameter;
269 
270 private:
271  vtkImageSincInterpolator(const vtkImageSincInterpolator&) VTK_DELETE_FUNCTION;
272  void operator=(const vtkImageSincInterpolator&) VTK_DELETE_FUNCTION;
273 };
274 
275 #endif
interpolate data values from images
void SetWindowFunctionToBlackmanHarris4()
The window function to use.
#define VTK_KAISER_WINDOW
double * GetBlurFactors()
Blur the image by widening the windowed sinc kernel by the specified factors for the x...
void SetWindowFunctionToKaiser()
The window function to use.
#define VTK_LANCZOS_WINDOW
int GetWindowFunction()
The window function to use.
#define VTK_NUTTALL_WINDOW
#define VTK_BLACKMAN_NUTTALL4
void SetWindowFunctionToBlackmanNuttall3()
The window function to use.
a simple class to control print indentation
Definition: vtkIndent.h:33
void SetWindowFunctionToBlackmanHarris3()
The window function to use.
topologically and geometrically regular array of data
Definition: vtkImageData.h:39
void GetBlurFactors(double f[3])
Blur the image by widening the windowed sinc kernel by the specified factors for the x...
void SetWindowFunctionToBlackman()
The window function to use.
virtual bool IsSeparable()=0
True if the interpolation is separable, which means that the weights can be precomputed in order to a...
void SetWindowFunctionToHamming()
The window function to use.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void SetWindowFunctionToCosine()
The window function to use.
#define VTK_BLACKMAN_HARRIS4
void SetWindowFunctionToNuttall()
The window function to use.
#define VTK_HANN_WINDOW
void SetWindowFunctionToLanczos()
The window function to use.
#define VTK_BLACKMAN_WINDOW
#define VTK_BLACKMAN_HARRIS3
void SetWindowFunctionToBlackmanNuttall4()
The window function to use.
#define VTK_HAMMING_WINDOW
void SetWindowFunctionToHann()
The window function to use.
#define VTK_BLACKMAN_NUTTALL3
perform sinc interpolation on images
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
virtual void ComputeSupportSize(const double matrix[16], int support[3])=0
Get the support size for use in computing update extents.
void SetBlurFactors(const double f[3])
Blur the image by widening the windowed sinc kernel by the specified factors for the x...
#define VTK_COSINE_WINDOW