VTK
vtkTemporalSnapToTimeStep.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkTemporalSnapToTimeStep.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 =========================================================================*/
34 #ifndef __vtkTemporalSnapToTimeStep_h
35 #define __vtkTemporalSnapToTimeStep_h
36 
37 #include "vtkFiltersHybridModule.h" // For export macro
38 #include "vtkAlgorithm.h"
39 
40 //BTX
41 #include <vector> // used because I am a bad boy. So there.
42 //ETX
43 
44 class VTKFILTERSHYBRID_EXPORT vtkTemporalSnapToTimeStep : public vtkAlgorithm
45 {
46 public:
47  static vtkTemporalSnapToTimeStep *New();
48  vtkTypeMacro(vtkTemporalSnapToTimeStep, vtkAlgorithm);
49  void PrintSelf(ostream& os, vtkIndent indent);
50 
51 //BTX
52  enum {
53  VTK_SNAP_NEAREST=0,
54  VTK_SNAP_NEXTBELOW_OR_EQUAL,
55  VTK_SNAP_NEXTABOVE_OR_EQUAL
56  };
57 //ETX
58  vtkSetMacro(SnapMode,int);
59  vtkGetMacro(SnapMode,int);
60  void SetSnapModeToNearest() { this->SetSnapMode(VTK_SNAP_NEAREST); }
61  void SetSnapModeToNextBelowOrEqual() { this->SetSnapMode(VTK_SNAP_NEXTBELOW_OR_EQUAL); }
62  void SetSnapModeToNextAboveOrEqual() { this->SetSnapMode(VTK_SNAP_NEXTABOVE_OR_EQUAL); }
63 
64 protected:
65  vtkTemporalSnapToTimeStep();
66  ~vtkTemporalSnapToTimeStep();
67 
69 
70  virtual int ProcessRequest(vtkInformation* request,
71  vtkInformationVector** inputVector,
72  vtkInformationVector* outputVector);
74 
75  virtual int FillInputPortInformation(int port, vtkInformation* info);
76  virtual int FillOutputPortInformation(int vtkNotUsed(port), vtkInformation* info);
77 
78  virtual int RequestUpdateExtent (vtkInformation *,
79  vtkInformationVector **,
80  vtkInformationVector *);
81  virtual int RequestInformation (vtkInformation *,
82  vtkInformationVector **,
83  vtkInformationVector *);
84 
85  virtual int RequestData(vtkInformation *,
86  vtkInformationVector **,
87  vtkInformationVector *);
88 
89 //BTX
90  std::vector<double> InputTimeValues;
91  int HasDiscrete;
92  int SnapMode;
93 //ETX
94 
95 private:
96  vtkTemporalSnapToTimeStep(const vtkTemporalSnapToTimeStep&); // Not implemented.
97  void operator=(const vtkTemporalSnapToTimeStep&); // Not implemented.
98 };
99 
100 
101 
102 #endif
103 
104 
105 
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