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vtkStructuredGridLIC2D.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkStructuredGridLIC2D.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 =========================================================================*/
45 #ifndef vtkStructuredGridLIC2D_h
46 #define vtkStructuredGridLIC2D_h
47 
48 #include "vtkRenderingLICOpenGL2Module.h" // For export macro
50 #include "vtkWeakPointer.h" // needed for vtkWeakPointer.
51 
53 class vtkOpenGLHelper;
54 class vtkRenderWindow;
55 
56 class VTKRENDERINGLICOPENGL2_EXPORT vtkStructuredGridLIC2D
58 {
59 public:
60  static vtkStructuredGridLIC2D* New();
62  void PrintSelf(ostream& os, vtkIndent indent) override;
63 
65 
72  int SetContext( vtkRenderWindow * context );
73  vtkRenderWindow * GetContext();
75 
77 
82  vtkSetMacro(Steps,int);
83  vtkGetMacro(Steps,int);
85 
87 
99  vtkSetMacro(StepSize,double);
100  vtkGetMacro(StepSize,double);
102 
104 
107  vtkSetClampMacro(Magnification, int, 1, VTK_INT_MAX);
108  vtkGetMacro(Magnification, int);
110 
114  int GetFBOSuccess() { return this->FBOSuccess; }
115 
119  int GetLICSuccess() { return this->LICSuccess; }
120 
121 protected:
123  ~vtkStructuredGridLIC2D() override;
124 
132  vtkInformation *info) override;
133 
140  int FillOutputPortInformation(int port,
141  vtkInformation *info) override;
142 
143  int RequestInformation(vtkInformation *request,
144  vtkInformationVector **inputVector,
145  vtkInformationVector *outputVector) override;
146 
147  int RequestUpdateExtent (vtkInformation *request,
148  vtkInformationVector **inputVector,
149  vtkInformationVector *outputVector) override;
150 
154  void AllocateOutputData(vtkDataObject *output,
155  vtkInformation *outInfo);
156 
160  void AllocateScalars(vtkStructuredGrid *sg, vtkInformation *outInfo);
161 
166  int RequestData(vtkInformation *request,
167  vtkInformationVector **inputVector,
168  vtkInformationVector *outputVector) override;
169 
170  int Steps;
171  double StepSize;
174 
176  bool OwnWindow;
180 
181 private:
183  void operator=(const vtkStructuredGridLIC2D&) = delete;
184 
185 };
186 
187 #endif
int FillOutputPortInformation(int port, vtkInformation *info) override
Fill the output port information objects for this algorithm.
GPU implementation of a Line Integral Convolution, a technique for imaging vector fields...
virtual int RequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
This is called by the superclass.
int FillInputPortInformation(int port, vtkInformation *info) override
Fill the input port information objects for this algorithm.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
Store vtkAlgorithm input/output information.
vtkWeakPointer< vtkRenderWindow > Context
int GetLICSuccess()
Check if LIC runs properly.
#define VTK_INT_MAX
Definition: vtkType.h:159
virtual int RequestInformation(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
int GetFBOSuccess()
Check if FBO is started properly.
vtkImageNoiseSource * NoiseSource
static vtkStructuredGridAlgorithm * New()
virtual int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
This is called by the superclass.
a simple class to control print indentation
Definition: vtkIndent.h:39
Superclass for algorithms that produce only structured grid as output.
Create an image filled with noise.
create a window for renderers to draw into
topologically regular array of data
Store zero or more vtkInformation instances.
general representation of visualization data
Definition: vtkDataObject.h:64