vtkExtractSelectedThresholds.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkExtractSelectedThresholds.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 vtkExtractSelectedThresholds_h
#define vtkExtractSelectedThresholds_h
 
#include "vtkExtractSelectionBase.h"
#include "vtkFiltersExtractionModule.h" // For export macro
 
class vtkDataArray;
class vtkSelection;
class vtkSelectionNode;
class vtkTable;
 
class VTKFILTERSEXTRACTION_EXPORT vtkExtractSelectedThresholds : public vtkExtractSelectionBase
{
public:
  vtkTypeMacro(vtkExtractSelectedThresholds, vtkExtractSelectionBase);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  static vtkExtractSelectedThresholds* New();
 
  static int EvaluateValue(vtkDataArray* scalars, vtkIdType id, vtkDataArray* lims)
  {
    return vtkExtractSelectedThresholds::EvaluateValue(scalars, 0, id, lims);
  }
 
  static int EvaluateValue(
    vtkDataArray* array, int array_component_no, vtkIdType id, vtkDataArray* lims);
 
  static int EvaluateValue(vtkDataArray* scalars, vtkIdType id, vtkDataArray* lims, int* AboveCount,
    int* BelowCount, int* InsideCount)
  {
    return vtkExtractSelectedThresholds::EvaluateValue(
      scalars, 0, id, lims, AboveCount, BelowCount, InsideCount);
  }
 
  static int EvaluateValue(vtkDataArray* scalars, int array_component_no, vtkIdType id,
    vtkDataArray* lims, int* AboveCount, int* BelowCount, int* InsideCount);
 
protected:
  vtkExtractSelectedThresholds();
  ~vtkExtractSelectedThresholds() override;
 
  // Usual data generation method
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  int ExtractCells(
    vtkSelectionNode* sel, vtkDataSet* input, vtkDataSet* output, int usePointScalars);
  int ExtractPoints(vtkSelectionNode* sel, vtkDataSet* input, vtkDataSet* output);
 
  int ExtractRows(vtkSelectionNode* sel, vtkTable* input, vtkTable* output);
 
private:
  vtkExtractSelectedThresholds(const vtkExtractSelectedThresholds&) = delete;
  void operator=(const vtkExtractSelectedThresholds&) = delete;
};
 
#endif