vtkUnstructuredGridHomogeneousRayIntegrator.h

Go to the documentation of this file.

/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkUnstructuredGridHomogeneousRayIntegrator.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.
 
=========================================================================*/
 
/*
 * Copyright 2004 Sandia Corporation.
 * Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
 * license for use of this work by or on behalf of the
 * U.S. Government. Redistribution and use in source and binary forms, with
 * or without modification, are permitted provided that this Notice and any
 * statement of authorship are reproduced on all copies.
 */
 
#ifndef vtkUnstructuredGridHomogeneousRayIntegrator_h
#define vtkUnstructuredGridHomogeneousRayIntegrator_h
 
#include "vtkRenderingVolumeModule.h" // For export macro
#include "vtkUnstructuredGridVolumeRayIntegrator.h"
 
class vtkVolumeProperty;
 
class VTKRENDERINGVOLUME_EXPORT vtkUnstructuredGridHomogeneousRayIntegrator
  : public vtkUnstructuredGridVolumeRayIntegrator
{
public:
  vtkTypeMacro(vtkUnstructuredGridHomogeneousRayIntegrator, vtkUnstructuredGridVolumeRayIntegrator);
  static vtkUnstructuredGridHomogeneousRayIntegrator* New();
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void Initialize(vtkVolume* volume, vtkDataArray* scalars) override;
 
  void Integrate(vtkDoubleArray* intersectionLengths, vtkDataArray* nearIntersections,
    vtkDataArray* farIntersections, float color[4]) override;
 
 
  vtkSetMacro(TransferFunctionTableSize, int);
  vtkGetMacro(TransferFunctionTableSize, int);
 
protected:
  vtkUnstructuredGridHomogeneousRayIntegrator();
  ~vtkUnstructuredGridHomogeneousRayIntegrator() override;
 
  vtkVolume* Volume;
  vtkVolumeProperty* Property;
 
  int NumComponents;
  float** ColorTable;
  float** AttenuationTable;
  double* TableShift;
  double* TableScale;
  vtkTimeStamp TablesBuilt;
 
  int UseAverageColor;
  int TransferFunctionTableSize;
 
  virtual void GetTransferFunctionTables(vtkDataArray* scalars);
 
private:
  vtkUnstructuredGridHomogeneousRayIntegrator(
    const vtkUnstructuredGridHomogeneousRayIntegrator&) = delete;
  void operator=(const vtkUnstructuredGridHomogeneousRayIntegrator&) = delete;
};
 
#endif // vtkUnstructuredGridHomogeneousRayIntegrator_h