/usr/include/paraview/vtkPVExponentialKeyFrame.h is in paraview-dev 5.0.1+dfsg1-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63  | /*=========================================================================
  Program:   ParaView
  Module:    vtkPVExponentialKeyFrame.h
  Copyright (c) Kitware, Inc.
  All rights reserved.
  See Copyright.txt or http://www.paraview.org/HTML/Copyright.html 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.
=========================================================================*/
// .NAME vtkPVExponentialKeyFrame
// .SECTION Description
// Interplates lineraly between consequtive key frames.
#ifndef vtkPVExponentialKeyFrame_h
#define vtkPVExponentialKeyFrame_h
#include "vtkPVKeyFrame.h"
class VTKPVANIMATION_EXPORT vtkPVExponentialKeyFrame : public vtkPVKeyFrame
{
public:
  vtkTypeMacro(vtkPVExponentialKeyFrame, vtkPVKeyFrame);
  void PrintSelf(ostream& os, vtkIndent indent);
  static vtkPVExponentialKeyFrame* New();
  // Description:
  // This method will do the actual interpolation.
  // currenttime is normalized to the time range between
  // this key frame and the next key frame.
  virtual void UpdateValue( double currenttime, vtkPVAnimationCue* cue,
                            vtkPVKeyFrame* next);
  // Description:
  // Base to be used for exponential function.
  vtkSetMacro(Base, double);
  vtkGetMacro(Base, double);
  vtkSetMacro(StartPower, double);
  vtkGetMacro(StartPower, double);
  vtkSetMacro(EndPower, double);
  vtkGetMacro(EndPower, double);
protected:
  vtkPVExponentialKeyFrame();
  ~vtkPVExponentialKeyFrame();
  double Base;
  double StartPower;
  double EndPower;
private:
  vtkPVExponentialKeyFrame(const vtkPVExponentialKeyFrame&); // Not implemented.
  void operator=(const vtkPVExponentialKeyFrame&); // Not implemented.
};
#endif
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