vtkStructuredGridLIC2D.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkStructuredGridLIC2D.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef vtkStructuredGridLIC2D_h
#define vtkStructuredGridLIC2D_h
 
#include "vtkRenderingLICOpenGL2Module.h" // For export macro
#include "vtkStructuredGridAlgorithm.h"
#include "vtkWeakPointer.h" // needed for vtkWeakPointer.
 
class vtkImageNoiseSource;
class vtkOpenGLHelper;
class vtkRenderWindow;
 
class VTKRENDERINGLICOPENGL2_EXPORT vtkStructuredGridLIC2D : public vtkStructuredGridAlgorithm
{
public:
  static vtkStructuredGridLIC2D* New();
  vtkTypeMacro(vtkStructuredGridLIC2D, vtkStructuredGridAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  int SetContext(vtkRenderWindow* context);
  vtkRenderWindow* GetContext();
 
 
  vtkSetMacro(Steps, int);
  vtkGetMacro(Steps, int);
 
 
  vtkSetMacro(StepSize, double);
  vtkGetMacro(StepSize, double);
 
 
  vtkSetClampMacro(Magnification, int, 1, VTK_INT_MAX);
  vtkGetMacro(Magnification, int);
 
  int GetFBOSuccess() { return this->FBOSuccess; }
 
  int GetLICSuccess() { return this->LICSuccess; }
 
protected:
  vtkStructuredGridLIC2D();
  ~vtkStructuredGridLIC2D() override;
 
  int FillInputPortInformation(int port, vtkInformation* info) override;
 
  int FillOutputPortInformation(int port, vtkInformation* info) override;
 
  int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
  int RequestUpdateExtent(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
  void AllocateOutputData(vtkDataObject* output, vtkInformation* outInfo);
 
  void AllocateScalars(vtkStructuredGrid* sg, vtkInformation* outInfo);
 
  int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
  int Steps;
  double StepSize;
  int Magnification;
  vtkWeakPointer<vtkRenderWindow> Context;
 
  vtkImageNoiseSource* NoiseSource;
  bool OwnWindow;
  int FBOSuccess;
  int LICSuccess;
  vtkOpenGLHelper* LICProgram;
 
private:
  vtkStructuredGridLIC2D(const vtkStructuredGridLIC2D&) = delete;
  void operator=(const vtkStructuredGridLIC2D&) = delete;
};
 
#endif