vtkProgrammableAttributeDataFilter.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkProgrammableAttributeDataFilter_h
#define vtkProgrammableAttributeDataFilter_h
 
#include "vtkDataSetAlgorithm.h"
#include "vtkFiltersProgrammableModule.h" // For export macro
 
VTK_ABI_NAMESPACE_BEGIN
class vtkDataSetCollection;
 
class VTKFILTERSPROGRAMMABLE_EXPORT vtkProgrammableAttributeDataFilter : public vtkDataSetAlgorithm
{
public:
  static vtkProgrammableAttributeDataFilter* New();
  vtkTypeMacro(vtkProgrammableAttributeDataFilter, vtkDataSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void AddInput(vtkDataSet* in);

  void RemoveInput(vtkDataSet* in);

  vtkDataSetCollection* GetInputList() { return this->InputList; }

  typedef void (*ProgrammableMethodCallbackType)(void* arg);

  void SetExecuteMethod(void (*f)(void*), void* arg);

  void SetExecuteMethodArgDelete(void (*f)(void*));
 
protected:
  vtkProgrammableAttributeDataFilter();
  ~vtkProgrammableAttributeDataFilter() override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  vtkDataSetCollection* InputList;              // list of datasets to process
  ProgrammableMethodCallbackType ExecuteMethod; // function to invoke
  ProgrammableMethodCallbackType ExecuteMethodArgDelete;
  void* ExecuteMethodArg;
 
  void ReportReferences(vtkGarbageCollector*) override;
 
private:
  // hide the superclass' AddInput() from the user and the compiler
  void AddInput(vtkDataObject*)
  {
    vtkErrorMacro(<< "AddInput() must be called with a vtkDataSet not a vtkDataObject.");
  }
 
  vtkProgrammableAttributeDataFilter(const vtkProgrammableAttributeDataFilter&) = delete;
  void operator=(const vtkProgrammableAttributeDataFilter&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif