vtkSynchronizeTimeFilter.h

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

  Program:   Visualization Toolkit
  Module:    vtkSynchronizeTimeFilter.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 vtkSynchronizeTimeFilter_h
#define vtkSynchronizeTimeFilter_h

#include "vtkFiltersGeneralModule.h" // For export macro
#include "vtkPassInputTypeAlgorithm.h"

#include <vector> // Use of dynamically allocated array

class VTKFILTERSGENERAL_EXPORT vtkSynchronizeTimeFilter : public vtkPassInputTypeAlgorithm
{
public:
  static vtkSynchronizeTimeFilter* New();
  vtkTypeMacro(vtkSynchronizeTimeFilter, vtkPassInputTypeAlgorithm);

  void SetSourceConnection(vtkAlgorithmOutput* algOutput);

  vtkSetClampMacro(RelativeTolerance, double, 0, VTK_DOUBLE_MAX);
  vtkGetMacro(RelativeTolerance, double);

protected:
  vtkSynchronizeTimeFilter();
  ~vtkSynchronizeTimeFilter() override;

  double GetInputTimeValue(double outputTimeValue);
  double GetOutputTimeValue(double inputTimeValue);

  int RequestInformation(
    vtkInformation* request,
    vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;

  int RequestUpdateExtent(
    vtkInformation* request,
    vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;

  int RequestData(
    vtkInformation*,
    vtkInformationVector**,
    vtkInformationVector*) override;

private:
  vtkSynchronizeTimeFilter(const vtkSynchronizeTimeFilter&) = delete;
  void operator=(const vtkSynchronizeTimeFilter&) = delete;

  std::vector<double> InputTimeStepValues;
  std::vector<double> OutputTimeStepValues;

  double RelativeTolerance;
};

#endif