vtkUnstructuredGridVolumeRayIntegrator.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkUnstructuredGridVolumeRayIntegrator.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 vtkUnstructuredGridVolumeRayIntegrator_h
#define vtkUnstructuredGridVolumeRayIntegrator_h
 
#include "vtkObject.h"
#include "vtkRenderingVolumeModule.h" // For export macro
 
class vtkVolume;
class vtkDoubleArray;
class vtkDataArray;
 
class VTKRENDERINGVOLUME_EXPORT vtkUnstructuredGridVolumeRayIntegrator : public vtkObject
{
public:
  vtkTypeMacro(vtkUnstructuredGridVolumeRayIntegrator, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  virtual void Initialize(vtkVolume* volume, vtkDataArray* scalars) = 0;
 
  virtual void Integrate(vtkDoubleArray* intersectionLengths, vtkDataArray* nearIntersections,
    vtkDataArray* farIntersections, float color[4]) = 0;
 
protected:
  vtkUnstructuredGridVolumeRayIntegrator();
  ~vtkUnstructuredGridVolumeRayIntegrator() override;
 
private:
  vtkUnstructuredGridVolumeRayIntegrator(const vtkUnstructuredGridVolumeRayIntegrator&) = delete;
  void operator=(const vtkUnstructuredGridVolumeRayIntegrator&) = delete;
};
 
#endif