vtkPistonScalarsColors.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkPistonScalarsColors.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 vtkPistonScalarsColors_h
#define vtkPistonScalarsColors_h

#include "vtkAcceleratorsPistonModule.h" // For export macro
#include "vtkObject.h"

#include <vector> // vector is required

class vtkScalarsToColors;

class VTKACCELERATORSPISTON_EXPORT vtkPistonScalarsColors : public vtkObject
{
public:
  vtkTypeMacro(vtkPistonScalarsColors, vtkObject);

  static vtkPistonScalarsColors *New();

  virtual void PrintSelf(ostream &os, vtkIndent indent);


  vtkSetMacro(NumberOfValues, int);
  // Get number of distinct color values
  vtkGetMacro(NumberOfValues, int);


  void SetTableRange(double range[2]);
  virtual void SetTableRange(double rmin, double rmax);
  vtkGetVectorMacro(TableRange, double, 2);


  virtual void SetLookupTable(vtkScalarsToColors *);
  vtkGetObjectMacro(LookupTable, vtkScalarsToColors);

  virtual std::vector<unsigned char>* ComputeScalarsColors(
    int numberOfChanels);

  virtual std::vector<float>* ComputeScalarsColorsf(int numberOfChanels);


protected:
  vtkPistonScalarsColors();
  ~vtkPistonScalarsColors();

  void ComputeValues(float *values);

  double TableRange[2];
  int NumberOfValues;

  vtkTimeStamp ComputeColorsTime;
  std::vector<unsigned char> ScalarsColors;

  vtkTimeStamp ComputeColorsfTime;
  std::vector<float> ScalarsColorsf;

  vtkScalarsToColors *LookupTable;

private:
  vtkPistonScalarsColors(const vtkPistonScalarsColors&) VTK_DELETE_FUNCTION;
  void operator=(const vtkPistonScalarsColors&) VTK_DELETE_FUNCTION;
};

#endif // vtkPistonScalarsColors_h