vtkPythonCalculator.h

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

  Program:   Visualization Toolkit
  Module:    vtkPythonCalculator.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 vtkPythonCalculator_h
#define vtkPythonCalculator_h

#include "vtkPVVTKExtensionsFiltersPythonModule.h" //needed for exports
#include "vtkProgrammableFilter.h"

class VTKPVVTKEXTENSIONSFILTERSPYTHON_EXPORT vtkPythonCalculator : public vtkProgrammableFilter
{
public:
  vtkTypeMacro(vtkPythonCalculator, vtkProgrammableFilter);
  void PrintSelf(ostream& os, vtkIndent indent) override;
  static vtkPythonCalculator* New();


  vtkSetMacro(ArrayAssociation, int);
  vtkGetMacro(ArrayAssociation, int);


  vtkSetStringMacro(Expression) vtkGetStringMacro(Expression)


    vtkSetStringMacro(ArrayName) vtkGetStringMacro(ArrayName)

    static void ExecuteScript(void*);

protected:
  vtkPythonCalculator();
  ~vtkPythonCalculator() override;

  void Exec(const char*);

  int FillOutputPortInformation(int port, vtkInformation* info) override;

  // overridden to allow multiple inputs to port 0
  int FillInputPortInformation(int port, vtkInformation* info) override;

  // DeExpressionion:
  // Creates whatever output data set type is selected.
  int RequestDataObject(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;

  char* Expression;
  char* ArrayName;
  int ArrayAssociation;

private:
  vtkPythonCalculator(const vtkPythonCalculator&) = delete;
  void operator=(const vtkPythonCalculator&) = delete;
};

#endif