vtkmNDHistogram.h

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//=============================================================================
//
//  Copyright (c) Kitware, Inc.
//  All rights reserved.
//  See LICENSE.txt 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 2012 Sandia Corporation.
//  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
//  the U.S. Government retains certain rights in this software.
//
//=============================================================================
#ifndef vtkmNDHistogram_h
#define vtkmNDHistogram_h
 
#include "vtkAcceleratorsVTKmFiltersModule.h" // required for correct export
#include "vtkArrayDataAlgorithm.h"
#include <string>  // for std::string
#include <utility> // for std::pair
#include <vector>  // for std::vector
 
class VTKACCELERATORSVTKMFILTERS_EXPORT vtkmNDHistogram : public vtkArrayDataAlgorithm
{
public:
  vtkTypeMacro(vtkmNDHistogram, vtkArrayDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void AddFieldAndBin(const std::string& fieldName, const vtkIdType& numberOfBins);
 
  double GetBinDelta(size_t fieldIndex);
  std::pair<double, double> GetDataRange(size_t fieldIndex);
 
  int GetFieldIndexFromFieldName(const std::string& fieldName);
 
  static vtkmNDHistogram* New();
 
protected:
  vtkmNDHistogram();
  ~vtkmNDHistogram() override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int FillInputPortInformation(int port, vtkInformation* info) override;
 
private:
  vtkmNDHistogram(const vtkmNDHistogram&) = delete;
  void operator=(const vtkmNDHistogram&) = delete;
  std::vector<std::string> FieldNames;
  std::vector<vtkIdType> NumberOfBins;
  std::vector<double> BinDeltas;
  std::vector<std::pair<double, double>> DataRanges;
};
 
#endif // vtkmNDHistogram_h